@nevware21/ts-utils - npm Package Compare versions

Comparing version 0.4.3 to 0.4.4

bundle/ts-polyfills-utils.js

 /*!
- * NevWare21 - ts-utils Polyfills, 0.4.3
+ * NevWare21 - ts-utils Polyfills, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -54,3 +54,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
     function isObject(value) {
-        if (isNullOrUndefined(value)) {
+        if (!value && isNullOrUndefined(value)) {
             return false;
@@ -100,12 +100,17 @@ }
         else {
-            if (format) {
-                if (isNumber(format)) {
-                    propertyValueDump = JSON.stringify(object, null, format);
+            try {
+                if (format) {
+                    if (isNumber(format)) {
+                        propertyValueDump = JSON.stringify(object, null, format);
+                    }
+                    else {
+                        propertyValueDump = JSON.stringify(object, null, 4);
+                    }
                 }
                 else {
-                    propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                    propertyValueDump = JSON.stringify(object);
                 }
             }
-            else {
-                propertyValueDump = JSON.stringify(object);
+            catch (e) {
+                propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
             }
@@ -240,3 +245,3 @@ }
             for (var lp = 0; lp < arguments[LENGTH]; lp++) {
-                theArgs.push(arguments[lp]);
+                theArgs[lp + 1] = arguments[lp];
             }
@@ -243,0 +248,0 @@ return poly.apply(this, theArgs);

bundle/ts-polyfills-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
-!function(){"use strict";var n="prototype",r="undefined",u="length",t=Object,i=t[n],e=String[n],n=Math,o=Array;function a(n,r,t){if(n)for(var i=n[u],e=0;e<i&&!(e in n&&-1===r.call(t||n,n[e],e,n));e++);}function c(r){return function(n){return typeof n===r}}function f(n){return i.toString.call(n)}function s(n){return typeof n===r||n===r}function l(n){return null===n||s(n)}var p=c("string"),y=c("number"),g=t.getOwnPropertyDescriptor,v=t.hasOwn||h;function h(n,r){return n&&i.hasOwnProperty.call(n,r)||!!g(n,r)}function d(n){if(l(r=n)||!r||"object"!=typeof r||null===n)throw new TypeError("polyObjKeys called on non-object");var r,t,i=[];for(t in n)v(n,t)&&i.push(t);return i}function m(n,r){var t=f(n);return t+": "+("[object Error]"===t?"{ stack: '"+n.stack+"', message: '"+n.message+"', name: '"+n.name+"'":r?y(r)?JSON.stringify(n,null,r):JSON.stringify(n,null,r?4:0):JSON.stringify(n))}function w(n){throw new TypeError(n)}function b(n){throw new RangeError(n)}function O(i){return function(n){for(var r=[],t=1;t<arguments.length;t++)r[t-1]=arguments[t];if((n||""===n)&&n[i])return n[i].apply(n,r);w("'"+i+"' not defined for "+m(n))}}var S=O("substring");function j(r){return function(n){return l(n)&&w("strTrim called ["+m(n)+"]"),n&&n.replace?n.replace(r,""):n}}var E=j(/^\s+|(?=\s)\s+$/g),A=j(/^\s+/g),k=j(/(?=\s)\s+$/g),J=n.floor,N=n.ceil,T=n.trunc||function(n){n=+n;return(0<n?J:N)(n)};function I(n,r){var t=+n;return t==Infinity&&r&&b("invalid value ["+m(n)+"]"),t!=t||0==t?0:T(t)}var P,R,n="repeat",W=e[n]?O(n):function(n,r){l(n)&&w("can't convert ["+m(n)+"]"),(r=I(r,!0))<0&&b("invalid count must be >= 0 && < Infinity");for(var t=p(n)?n:""+n,i="";0<r;(r>>>=1)&&(t+=t))1&r&&(i+=t);return i};function $(n,r,t){var i="",n=(r=I(r,!0),n[u]);return n<(r>>=0)&&(i=(r-=n)>(i=l(t)?" ":""+t)[u]?W(i,N(r/i[u])):i)[u]>r?S(i,0,r):i}function D(t){return function(){for(var n=[this],r=0;r<arguments[u];r++)n.push(arguments[r]);return t.apply(this,n)}}R={startsWith:function(n,r,t){p(n)||w("'"+m(n)+"' is not a string");var r=p(r)?r:""+r,i=r[u],t=0<t?t:0;return S(n,t,t+i)===r},endsWith:function(n,r,t){p(n)||w("'"+m(n)+"' is not a string");var r=p(r)?r:""+r,i=r[u],e=n[u],t=!s(t)&&t<e?t:e;return S(n,t-i,t)===r},padStart:function(n,r,t){return $(n,r,t)+n},padEnd:function(n,r,t){return n+$(n,r,t)},trim:E,trimStart:A,trimLeft:A,trimEnd:k,trimRight:k},a(d(P={keys:d,hasOwn:h}),function(n){t[n]||(t[n]=D(P[n]))}),o.isArray||(o.isArray=D(function(n){return!l(n)&&"[object Array]"===f(n)})),a(d(R),function(n){e[n]||(e[n]=D(R[n]))})}();
+!function(){"use strict";var n="prototype",r="undefined",o="length",t=Object,i=t[n],e=String[n],n=Math,u=Array;function a(n,r,t){if(n)for(var i=n[o],e=0;e<i&&!(e in n&&-1===r.call(t||n,n[e],e,n));e++);}function c(r){return function(n){return typeof n===r}}function f(n){return i.toString.call(n)}function s(n){return typeof n===r||n===r}function l(n){return null===n||s(n)}var y=c("string"),p=c("number"),g=t.getOwnPropertyDescriptor,v=t.hasOwn||h;function h(n,r){return n&&i.hasOwnProperty.call(n,r)||!!g(n,r)}function d(n){if(!n&&l(n)||!n||"object"!=typeof n||null===n)throw new TypeError("polyObjKeys called on non-object");var r,t=[];for(r in n)v(n,r)&&t.push(r);return t}function m(n,r){var t=f(n),i="";if("[object Error]"===t)i="{ stack: '"+n.stack+"', message: '"+n.message+"', name: '"+n.name+"'";else try{i=r?p(r)?JSON.stringify(n,null,r):JSON.stringify(n,null,4):JSON.stringify(n)}catch(e){i=f(n)+" - "+m(e,r)}return t+": "+i}function w(n){throw new TypeError(n)}function b(n){throw new RangeError(n)}function O(i){return function(n){for(var r=[],t=1;t<arguments.length;t++)r[t-1]=arguments[t];if((n||""===n)&&n[i])return n[i].apply(n,r);w("'"+i+"' not defined for "+m(n))}}var S=O("substring");function j(r){return function(n){return l(n)&&w("strTrim called ["+m(n)+"]"),n&&n.replace?n.replace(r,""):n}}var E=j(/^\s+|(?=\s)\s+$/g),A=j(/^\s+/g),k=j(/(?=\s)\s+$/g),J=n.floor,N=n.ceil,T=n.trunc||function(n){n=+n;return(0<n?J:N)(n)};function I(n,r){var t=+n;return t==Infinity&&r&&b("invalid value ["+m(n)+"]"),t!=t||0==t?0:T(t)}var P,R,n="repeat",W=e[n]?O(n):function(n,r){l(n)&&w("can't convert ["+m(n)+"]"),(r=I(r,!0))<0&&b("invalid count must be >= 0 && < Infinity");for(var t=y(n)?n:""+n,i="";0<r;(r>>>=1)&&(t+=t))1&r&&(i+=t);return i};function $(n,r,t){var i="",n=(r=I(r,!0),n[o]);return n<(r>>=0)&&(i=(r-=n)>(i=l(t)?" ":""+t)[o]?W(i,N(r/i[o])):i)[o]>r?S(i,0,r):i}function D(t){return function(){for(var n=[this],r=0;r<arguments[o];r++)n[r+1]=arguments[r];return t.apply(this,n)}}R={startsWith:function(n,r,t){y(n)||w("'"+m(n)+"' is not a string");var r=y(r)?r:""+r,i=r[o],t=0<t?t:0;return S(n,t,t+i)===r},endsWith:function(n,r,t){y(n)||w("'"+m(n)+"' is not a string");var r=y(r)?r:""+r,i=r[o],e=n[o],t=!s(t)&&t<e?t:e;return S(n,t-i,t)===r},padStart:function(n,r,t){return $(n,r,t)+n},padEnd:function(n,r,t){return n+$(n,r,t)},trim:E,trimStart:A,trimLeft:A,trimEnd:k,trimRight:k},a(d(P={keys:d,hasOwn:h}),function(n){t[n]||(t[n]=D(P[n]))}),u.isArray||(u.isArray=D(function(n){return!l(n)&&"[object Array]"===f(n)})),a(d(R),function(n){e[n]||(e[n]=D(R[n]))})}();
 //# sourceMappingURL=ts-polyfills-utils.min.js.map

dist-esm/array/append.js

 import { isArray, isUndefined } from "../helpers/base";
 import { isIterator } from "../iterator/iterator";
-import { ArrProto, DONE, VALUE } from "../internal/constants";
+import { DONE, VALUE } from "../internal/constants";
 export function arrAppend(target, elms) {
     if (!isUndefined(elms) && target) {
         if (isArray(elms)) {
-            ArrProto.push.apply(target, elms);
+            target.push.apply(target, elms);
         }
@@ -9,0 +9,0 @@ else if (isIterator(elms)) {

dist-esm/helpers/base.js

 import { ArrCls, BOOLEAN, FUNCTION, NUMBER, OBJECT, ObjProto, STRING, UNDEFINED, UNDEF_VALUE } from "../internal/constants";
 import { _safeCheck } from "../internal/safe_check";
+var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
 export function _createIs(theType) {
@@ -34,6 +35,13 @@ return function (value) {
 }
+export function isPrimitive(value) {
+    var theType = typeof value;
+    if (value && theType === OBJECT) {
+        return false;
+    }
+    return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+}
 export var isString = _createIs(STRING);
 export var isFunction = _createIs(FUNCTION);
 export function isObject(value) {
-    if (isNullOrUndefined(value)) {
+    if (!value && isNullOrUndefined(value)) {
         return false;
@@ -40,0 +48,0 @@ }

dist-esm/helpers/diagnostics.js

@@ -9,12 +9,17 @@ import { isNumber, objToString } from "./base";
     else {
-        if (format) {
-            if (isNumber(format)) {
-                propertyValueDump = JSON.stringify(object, null, format);
+        try {
+            if (format) {
+                if (isNumber(format)) {
+                    propertyValueDump = JSON.stringify(object, null, format);
+                }
+                else {
+                    propertyValueDump = JSON.stringify(object, null, 4);
+                }
             }
             else {
-                propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                propertyValueDump = JSON.stringify(object);
             }
         }
-        else {
-            propertyValueDump = JSON.stringify(object);
+        catch (e) {
+            propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
         }
@@ -21,0 +26,0 @@ }

dist-esm/helpers/extend.js

 import { arrForEach } from "../array/forEach";
-import { objCopyProps, objDeepCopy } from "../object/object";
+import { objCopyProps, objDeepCopy } from "../object/copy";
 function _doExtend(target, theArgs) {
@@ -4,0 +4,0 @@ arrForEach(theArgs, function (theArg) {

dist-esm/index.js

@@ -6,4 +6,5 @@ export { arrAppend } from "./array/append";
 export { arrReduce } from "./array/reduce";
-export { isTypeof, isUndefined, isNullOrUndefined, isDefined, isString, isFunction, isObject, isArray, isDate, isNumber, isBoolean, isRegExp, isFile, isFormData, isBlob, isArrayBuffer, isPromiseLike, isPromise, isThenable, isNotTruthy, isTruthy, objToString, isStrictNullOrUndefined, isStrictUndefined, isError } from "./helpers/base";
+export { isTypeof, isUndefined, isNullOrUndefined, isDefined, isString, isFunction, isObject, isArray, isDate, isNumber, isBoolean, isRegExp, isFile, isFormData, isBlob, isArrayBuffer, isPromiseLike, isPromise, isThenable, isNotTruthy, isTruthy, objToString, isStrictNullOrUndefined, isStrictUndefined, isError, isPrimitive } from "./helpers/base";
 export { createCustomError, throwUnsupported } from "./helpers/customError";
+export { utcNow, polyUtcNow } from "./helpers/date";
 export { dumpObj } from "./helpers/diagnostics";
@@ -15,2 +16,3 @@ export { createEnum, createEnumKeyMap, createEnumValueMap, createSimpleMap, createTypeMap } from "./helpers/enum";
 export { getIntValue } from "./helpers/number";
+export { getPerformance, hasPerformance, elapsedTime, perfNow } from "./helpers/perf";
 export { throwError, throwTypeError, throwRangeError } from "./helpers/throw";
@@ -27,2 +29,3 @@ export { hasValue } from "./helpers/value";
 export { mathTrunc } from "./math/trunc";
+export { objDeepCopy, objCopyProps, arrayDeepCopyHandler, dateDeepCopyHandler, functionDeepCopyHandler, plainObjDeepCopyHandler } from "./object/copy";
 export { objCreate } from "./object/create";
@@ -34,3 +37,4 @@ export { objDefineProp, objDefineGet, objDefineAccessors } from "./object/define";
 export { objHasOwnProperty } from "./object/has_own_prop";
-export { objAssign, objKeys, objDeepCopy, objCopyProps, objDeepFreeze, objFreeze, objSeal } from "./object/object";
+export { isPlainObject } from "./object/is_plain_object";
+export { objAssign, objKeys, objDeepFreeze, objFreeze, objSeal, objGetPrototypeOf } from "./object/object";
 export { objSetPrototypeOf } from "./object/set_proto";
@@ -48,2 +52,5 @@ export { strEndsWith } from "./string/ends_with";
 export { isSymbol, getSymbol, getKnownSymbol, hasSymbol, newSymbol, symbolFor, symbolKeyFor } from "./symbol/symbol";
+export { hasIdleCallback, scheduleIdleCallback, setDefaultIdleTimeout, setDefaultMaxExecutionTime } from "./timer/idle";
+export { scheduleInterval } from "./timer/interval";
+export { scheduleTimeout, scheduleTimeoutWith } from "./timer/timeout";
 export { polyIsArray } from "./polyfills/array";
@@ -50,0 +57,0 @@ export { polyObjKeys } from "./polyfills/object";

dist-esm/internal/constants.js

@@ -25,3 +25,2 @@ export var UNDEF_VALUE = undefined;
 export var ArrCls = Array;
-export var ArrProto = ArrCls[PROTOTYPE];
 //# sourceMappingURL=constants.js.map

dist-esm/internal/poly_helpers.js

@@ -6,3 +6,3 @@ import { LENGTH } from "./constants";
         for (var lp = 0; lp < arguments[LENGTH]; lp++) {
-            theArgs.push(arguments[lp]);
+            theArgs[lp + 1] = arguments[lp];
         }
@@ -9,0 +9,0 @@ return poly.apply(this, theArgs);

dist-esm/object/object.js

 import { ObjClass } from "../internal/constants";
-import { arrForEach } from "../array/forEach";
-import { isArray, isNullOrUndefined, isObject } from "../helpers/base";
+import { isArray, isObject } from "../helpers/base";
 import { throwTypeError } from "../helpers/throw";
 import { objForEachKey } from "./for_each_key";
-var ObjAssign = ObjClass["assign"];
 var _objFreeze = ObjClass["freeze"];
@@ -11,3 +9,3 @@ function _doNothing(value) {
 }
-export var objAssign = ObjAssign;
+export var objAssign = ObjClass["assign"];
 export function objKeys(value) {
@@ -19,23 +17,2 @@ if (!isObject(value) || value === null) {
 }
-export function objDeepCopy(source) {
-    if (isArray(source)) {
-        var result_1 = [];
-        arrForEach(source, function (value) {
-            result_1.push(objDeepCopy(value));
-        });
-        return result_1;
-    }
-    if (isObject(source)) {
-        return objCopyProps({}, source);
-    }
-    return source;
-}
-export function objCopyProps(target, source) {
-    if (!isNullOrUndefined(source)) {
-        objForEachKey(source, function (key, value) {
-            target[key] = objDeepCopy(value);
-        });
-    }
-    return target;
-}
 export function objDeepFreeze(value) {
@@ -53,2 +30,3 @@ if (_objFreeze) {
 export var objSeal = ObjClass["seal"] || _doNothing;
+export var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 //# sourceMappingURL=object.js.map

dist/amd/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -18,2 +18,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
     var UNDEFINED = "undefined";
+    var CONSTRUCTOR = "constructor";
     var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -33,3 +34,2 @@ var SYMBOL = "Symbol";
     var ArrCls = Array;
-    var ArrProto = ArrCls[PROTOTYPE];
 
@@ -46,2 +46,3 @@ function _safeCheck(cb, defValue) {
 
+    var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
     function _createIs(theType) {
@@ -78,6 +79,13 @@ return function (value) {
     }
+    function isPrimitive(value) {
+        var theType = typeof value;
+        if (value && theType === OBJECT) {
+            return false;
+        }
+        return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+    }
     var isString = _createIs(STRING);
     var isFunction = _createIs(FUNCTION);
     function isObject(value) {
-        if (isNullOrUndefined(value)) {
+        if (!value && isNullOrUndefined(value)) {
             return false;
@@ -205,15 +213,2 @@ }
 
-    function arrForEach(arr, callbackfn, thisArg) {
-        if (arr) {
-            var len = arr[LENGTH];
-            for (var idx = 0; idx < len; idx++) {
-                if (idx in arr) {
-                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                        break;
-                    }
-                }
-            }
-        }
-    }
-
     function throwError(message) {
@@ -229,3 +224,2 @@ throw new Error(message);
 
-    var ObjAssign = ObjClass["assign"];
     var _objFreeze = ObjClass["freeze"];
@@ -235,3 +229,3 @@ function _doNothing(value) {
     }
-    var objAssign = ObjAssign;
+    var objAssign = ObjClass["assign"];
     function objKeys(value) {
@@ -243,23 +237,2 @@ if (!isObject(value) || value === null) {
     }
-    function objDeepCopy(source) {
-        if (isArray(source)) {
-            var result_1 = [];
-            arrForEach(source, function (value) {
-                result_1.push(objDeepCopy(value));
-            });
-            return result_1;
-        }
-        if (isObject(source)) {
-            return objCopyProps({}, source);
-        }
-        return source;
-    }
-    function objCopyProps(target, source) {
-        if (!isNullOrUndefined(source)) {
-            objForEachKey(source, function (key, value) {
-                target[key] = objDeepCopy(value);
-            });
-        }
-        return target;
-    }
     function objDeepFreeze(value) {
@@ -277,2 +250,3 @@ if (_objFreeze) {
     var objSeal = ObjClass["seal"] || _doNothing;
+    var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -405,3 +379,3 @@ function createEnum(values) {
             if (isArray(elms)) {
-                ArrProto.push.apply(target, elms);
+                target.push.apply(target, elms);
             }
@@ -422,2 +396,15 @@ else if (isIterator(elms)) {
 
+    function arrForEach(arr, callbackfn, thisArg) {
+        if (arr) {
+            var len = arr[LENGTH];
+            for (var idx = 0; idx < len; idx++) {
+                if (idx in arr) {
+                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
     function dumpObj(object, format) {
@@ -430,12 +417,17 @@ var objectTypeDump = objToString(object);
         else {
-            if (format) {
-                if (isNumber(format)) {
-                    propertyValueDump = JSON.stringify(object, null, format);
+            try {
+                if (format) {
+                    if (isNumber(format)) {
+                        propertyValueDump = JSON.stringify(object, null, format);
+                    }
+                    else {
+                        propertyValueDump = JSON.stringify(object, null, 4);
+                    }
                 }
                 else {
-                    propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                    propertyValueDump = JSON.stringify(object);
                 }
             }
-            else {
-                propertyValueDump = JSON.stringify(object);
+            catch (e) {
+                propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
             }
@@ -511,2 +503,209 @@ }
 
+    function utcNow() {
+        return (Date.now || polyUtcNow)();
+    }
+    function polyUtcNow() {
+        return new Date().getTime();
+    }
+
+    var _objDefineProperty = ObjClass["defineProperty"];
+    function objDefineProp(target, key, descriptor) {
+        if (_objDefineProperty) {
+            _objDefineProperty(target, key, descriptor);
+            return target;
+        }
+        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+    }
+    function objDefineGet(target, key, value, configurable) {
+        var desc = {
+            enumerable: true,
+            configurable: isUndefined(configurable) ? true : configurable
+        };
+        if (isFunction(value)) {
+            desc.get = value;
+        }
+        else {
+            desc[VALUE] = value;
+        }
+        return objDefineProp(target, key, desc);
+    }
+    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+        if (_objDefineProperty) {
+            try {
+                var descriptor = {
+                    enumerable: true,
+                    configurable: isUndefined(configurable) ? true : configurable
+                };
+                if (getProp) {
+                    descriptor.get = getProp;
+                }
+                if (setProp) {
+                    descriptor.set = setProp;
+                }
+                return objDefineProp(target, prop, descriptor);
+            }
+            catch (e) {
+                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+            }
+        }
+    }
+
+    var _fnToString;
+    var _objCtrFnString;
+    var _gblWindow;
+    function isPlainObject(value) {
+        if (!value || typeof value !== OBJECT) {
+            return false;
+        }
+        if (!_gblWindow) {
+            _gblWindow = hasWindow() ? getWindow() : true;
+        }
+        var result = false;
+        if (value !== _gblWindow) {
+            if (!_objCtrFnString) {
+                _fnToString = Function[PROTOTYPE].toString;
+                _objCtrFnString = _fnToString.call(ObjClass);
+            }
+            try {
+                var proto = objGetPrototypeOf(value);
+                result = !proto;
+                if (!result) {
+                    if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                        proto = proto[CONSTRUCTOR];
+                    }
+                    result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+                }
+            }
+            catch (ex) {
+            }
+        }
+        return result;
+    }
+
+    function _defaultDeepCopyHandler(details) {
+        var target = details.result = {};
+        details.copyTo(target, details.value);
+        return true;
+    }
+    var defaultDeepCopyHandlers = [
+        arrayDeepCopyHandler,
+        plainObjDeepCopyHandler,
+        functionDeepCopyHandler,
+        dateDeepCopyHandler
+    ];
+    function _getSetVisited(visitMap, source, newPath, cb) {
+        var theEntry;
+        arrForEach(visitMap, function (entry) {
+            if (entry.k === source) {
+                theEntry = entry;
+                return -1;
+            }
+        });
+        if (!theEntry) {
+            theEntry = { k: source, v: source };
+            visitMap.push(theEntry);
+            cb(theEntry);
+        }
+        return theEntry.v;
+    }
+    function _deepCopy(visitMap, value, ctx, key) {
+        var userHandler = ctx.handler;
+        var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+        var newCtx = {
+            handler: ctx.handler,
+            src: ctx.src,
+            path: newPath
+        };
+        var details = {
+            type: typeof value,
+            isPrim: isPrimitive(value),
+            value: value,
+            result: value,
+            path: newPath,
+            origin: ctx.src,
+            copy: function (source, newKey) {
+                return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+            },
+            copyTo: function (target, source) {
+                return _copyProps(visitMap, target, source, newCtx);
+            }
+        };
+        if (!details.isPrim) {
+            return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+                objDefineAccessors(details, "result", function () {
+                    return newEntry.v;
+                }, function (newValue) {
+                    newEntry.v = newValue;
+                }, true);
+                var idx = 0;
+                var handler = userHandler;
+                while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                    handler = null;
+                }
+            });
+        }
+        if (userHandler && userHandler.call(ctx, details)) {
+            return details.result;
+        }
+        return value;
+    }
+    function _copyProps(visitMap, target, source, ctx) {
+        if (!isNullOrUndefined(source)) {
+            for (var key in source) {
+                target[key] = _deepCopy(visitMap, source[key], ctx, key);
+            }
+        }
+        return target;
+    }
+    function objCopyProps(target, source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source,
+            path: []
+        };
+        return _copyProps([], target, source, ctx);
+    }
+    function objDeepCopy(source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source
+        };
+        return _deepCopy([], source, ctx);
+    }
+    function arrayDeepCopyHandler(details) {
+        var value = details.value;
+        if (isArray(value)) {
+            var target_1 = details.result = [];
+            target_1.length = value.length;
+            arrForEach(value, function (theValue, idx) {
+                target_1[idx] = details.copy(theValue, idx);
+            });
+            return true;
+        }
+        return false;
+    }
+    function dateDeepCopyHandler(details) {
+        var value = details.value;
+        if (isDate(value)) {
+            details.result = new Date(value.getTime());
+            return true;
+        }
+        return false;
+    }
+    function functionDeepCopyHandler(details) {
+        if (details.type === FUNCTION) {
+            return true;
+        }
+        return false;
+    }
+    function plainObjDeepCopyHandler(details) {
+        var value = details.value;
+        if (isPlainObject(value)) {
+            var target = details.result = {};
+            details.copyTo(target, value);
+            return true;
+        }
+        return false;
+    }
+
     function _doExtend(target, theArgs) {
@@ -546,2 +745,20 @@ arrForEach(theArgs, function (theArg) {
 
+    var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+    function hasPerformance() {
+        return !!getPerformance();
+    }
+    function getPerformance() {
+        return _hasPerf ? performance : getInst("performance");
+    }
+    function perfNow() {
+        var perf = getPerformance();
+        if (perf && perf.now) {
+            return perf.now();
+        }
+        return utcNow();
+    }
+    function elapsedTime(startTime) {
+        return perfNow() - startTime;
+    }
+
     function _checkLength(value, props) {
@@ -594,44 +811,2 @@ var result;
 
-    var _objDefineProperty = ObjClass["defineProperty"];
-    function objDefineProp(target, key, descriptor) {
-        if (_objDefineProperty) {
-            _objDefineProperty(target, key, descriptor);
-            return target;
-        }
-        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-    }
-    function objDefineGet(target, key, value, configurable) {
-        var desc = {
-            enumerable: true,
-            configurable: isUndefined(configurable) ? true : configurable
-        };
-        if (isFunction(value)) {
-            desc.get = value;
-        }
-        else {
-            desc[VALUE] = value;
-        }
-        return objDefineProp(target, key, desc);
-    }
-    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-        if (_objDefineProperty) {
-            try {
-                var descriptor = {
-                    enumerable: true,
-                    configurable: isUndefined(configurable) ? true : configurable
-                };
-                if (getProp) {
-                    descriptor.get = getProp;
-                }
-                if (setProp) {
-                    descriptor.set = setProp;
-                }
-                return objDefineProp(target, prop, descriptor);
-            }
-            catch (e) {
-                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-            }
-        }
-    }
-
     function createIterable(ctx) {
@@ -954,2 +1129,96 @@ return makeIterable({}, ctx);
 
+    function _extractArgs(args, startAt) {
+        var theArgs = [];
+        for (var lp = startAt; lp < args[LENGTH]; lp++) {
+            theArgs[lp - startAt] = args[lp];
+        }
+        return theArgs;
+    }
+
+    function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+        var timeoutId = overrideFn.apply(self, theArgs);
+        return {
+            cancel: function () {
+                clearTimeout(timeoutId);
+            },
+            refresh: function () {
+                clearTimeout(timeoutId);
+                timeoutId = overrideFn.apply(self, theArgs);
+                return this;
+            }
+        };
+    }
+    function scheduleTimeout(callback, timeout) {
+        return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+    }
+    function scheduleTimeoutWith(overrideFn, callback, timeout) {
+        return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+    }
+
+    var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+    var _defaultIdleTimeout = 100;
+    var _maxExecutionTime = 50;
+    function hasIdleCallback() {
+        return !!(_hasIdleCallback ? requestIdleCallback : false);
+    }
+    function setDefaultIdleTimeout(timeout) {
+        _defaultIdleTimeout = timeout;
+    }
+    function setDefaultMaxExecutionTime(maxTime) {
+        _maxExecutionTime = maxTime;
+    }
+    function scheduleIdleCallback(callback, options) {
+        var idleId;
+        function _createDeadline(timedOut) {
+            var startTime = perfNow();
+            return {
+                didTimeout: timedOut,
+                timeRemaining: function () {
+                    return _maxExecutionTime - elapsedTime(startTime);
+                }
+            };
+        }
+        function _doRequestIdleCallback() {
+            idleId = requestIdleCallback(function (deadline) {
+                callback(deadline || _createDeadline(false));
+            }, options);
+        }
+        if (hasIdleCallback()) {
+            _doRequestIdleCallback();
+            return {
+                cancel: function () {
+                    cancelIdleCallback(idleId);
+                },
+                refresh: function () {
+                    cancelIdleCallback(idleId);
+                    _doRequestIdleCallback();
+                    return this;
+                }
+            };
+        }
+        var timeout = (options || {}).timeout;
+        if (isUndefined(timeout)) {
+            timeout = _defaultIdleTimeout;
+        }
+        return scheduleTimeout(function () {
+            callback(_createDeadline(true));
+        }, timeout);
+    }
+
+    function scheduleInterval(callback, timeout) {
+        var self = this;
+        var theArguments = arguments;
+        var intervalId = setInterval.apply(self, theArguments);
+        return {
+            cancel: function () {
+                clearInterval(intervalId);
+            },
+            refresh: function () {
+                clearInterval(intervalId);
+                intervalId = setInterval.apply(self, theArguments);
+                return this;
+            }
+        };
+    }
+
     function polyIsArray(value) {
@@ -980,2 +1249,3 @@ if (isNullOrUndefined(value)) {
     exports.arrReduce = arrReduce;
+    exports.arrayDeepCopyHandler = arrayDeepCopyHandler;
     exports.asString = asString;
@@ -992,4 +1262,7 @@ exports.createArrayIterator = createArrayIterator;
     exports.createTypeMap = createTypeMap;
+    exports.dateDeepCopyHandler = dateDeepCopyHandler;
     exports.deepExtend = deepExtend;
     exports.dumpObj = dumpObj;
+    exports.elapsedTime = elapsedTime;
+    exports.functionDeepCopyHandler = functionDeepCopyHandler;
     exports.getDocument = getDocument;
@@ -1003,2 +1276,3 @@ exports.getGlobal = getGlobal;
     exports.getNavigator = getNavigator;
+    exports.getPerformance = getPerformance;
     exports.getSymbol = getSymbol;
@@ -1008,3 +1282,5 @@ exports.getWindow = getWindow;
     exports.hasHistory = hasHistory;
+    exports.hasIdleCallback = hasIdleCallback;
     exports.hasNavigator = hasNavigator;
+    exports.hasPerformance = hasPerformance;
     exports.hasSymbol = hasSymbol;
@@ -1030,2 +1306,4 @@ exports.hasValue = hasValue;
     exports.isObject = isObject;
+    exports.isPlainObject = isPlainObject;
+    exports.isPrimitive = isPrimitive;
     exports.isPromise = isPromise;
@@ -1064,2 +1342,3 @@ exports.isPromiseLike = isPromiseLike;
     exports.objGetOwnPropertyDescriptor = objGetOwnPropertyDescriptor;
+    exports.objGetPrototypeOf = objGetPrototypeOf;
     exports.objHasOwn = objHasOwn;
@@ -1071,2 +1350,4 @@ exports.objHasOwnProperty = objHasOwnProperty;
     exports.objToString = objToString;
+    exports.perfNow = perfNow;
+    exports.plainObjDeepCopyHandler = plainObjDeepCopyHandler;
     exports.polyGetKnownSymbol = polyGetKnownSymbol;
@@ -1083,2 +1364,9 @@ exports.polyIsArray = polyIsArray;
     exports.polySymbolKeyFor = polySymbolKeyFor;
+    exports.polyUtcNow = polyUtcNow;
+    exports.scheduleIdleCallback = scheduleIdleCallback;
+    exports.scheduleInterval = scheduleInterval;
+    exports.scheduleTimeout = scheduleTimeout;
+    exports.scheduleTimeoutWith = scheduleTimeoutWith;
+    exports.setDefaultIdleTimeout = setDefaultIdleTimeout;
+    exports.setDefaultMaxExecutionTime = setDefaultMaxExecutionTime;
     exports.strEndsWith = strEndsWith;
@@ -1109,2 +1397,3 @@ exports.strIndexOf = strIndexOf;
     exports.throwUnsupported = throwUnsupported;
+    exports.utcNow = utcNow;
 
@@ -1111,0 +1400,0 @@ Object.defineProperty(exports, '__esModule', { value: true });

dist/amd/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
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 //# sourceMappingURL=ts-utils.min.js.map

dist/cjs/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -20,2 +20,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
 var UNDEFINED = "undefined";
+var CONSTRUCTOR = "constructor";
 var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -35,3 +36,2 @@ var SYMBOL = "Symbol";
 var ArrCls = Array;
-var ArrProto = ArrCls[PROTOTYPE];
 
@@ -48,2 +48,3 @@ function _safeCheck(cb, defValue) {
 
+var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
 function _createIs(theType) {
@@ -80,6 +81,13 @@ return function (value) {
 }
+function isPrimitive(value) {
+    var theType = typeof value;
+    if (value && theType === OBJECT) {
+        return false;
+    }
+    return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+}
 var isString = _createIs(STRING);
 var isFunction = _createIs(FUNCTION);
 function isObject(value) {
-    if (isNullOrUndefined(value)) {
+    if (!value && isNullOrUndefined(value)) {
         return false;
@@ -207,15 +215,2 @@ }
 
-function arrForEach(arr, callbackfn, thisArg) {
-    if (arr) {
-        var len = arr[LENGTH];
-        for (var idx = 0; idx < len; idx++) {
-            if (idx in arr) {
-                if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                    break;
-                }
-            }
-        }
-    }
-}
-
 function throwError(message) {
@@ -231,3 +226,2 @@ throw new Error(message);
 
-var ObjAssign = ObjClass["assign"];
 var _objFreeze = ObjClass["freeze"];
@@ -237,3 +231,3 @@ function _doNothing(value) {
 }
-var objAssign = ObjAssign;
+var objAssign = ObjClass["assign"];
 function objKeys(value) {
@@ -245,23 +239,2 @@ if (!isObject(value) || value === null) {
 }
-function objDeepCopy(source) {
-    if (isArray(source)) {
-        var result_1 = [];
-        arrForEach(source, function (value) {
-            result_1.push(objDeepCopy(value));
-        });
-        return result_1;
-    }
-    if (isObject(source)) {
-        return objCopyProps({}, source);
-    }
-    return source;
-}
-function objCopyProps(target, source) {
-    if (!isNullOrUndefined(source)) {
-        objForEachKey(source, function (key, value) {
-            target[key] = objDeepCopy(value);
-        });
-    }
-    return target;
-}
 function objDeepFreeze(value) {
@@ -279,2 +252,3 @@ if (_objFreeze) {
 var objSeal = ObjClass["seal"] || _doNothing;
+var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -407,3 +381,3 @@ function createEnum(values) {
         if (isArray(elms)) {
-            ArrProto.push.apply(target, elms);
+            target.push.apply(target, elms);
         }
@@ -424,2 +398,15 @@ else if (isIterator(elms)) {
 
+function arrForEach(arr, callbackfn, thisArg) {
+    if (arr) {
+        var len = arr[LENGTH];
+        for (var idx = 0; idx < len; idx++) {
+            if (idx in arr) {
+                if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                    break;
+                }
+            }
+        }
+    }
+}
+
 function dumpObj(object, format) {
@@ -432,12 +419,17 @@ var objectTypeDump = objToString(object);
     else {
-        if (format) {
-            if (isNumber(format)) {
-                propertyValueDump = JSON.stringify(object, null, format);
+        try {
+            if (format) {
+                if (isNumber(format)) {
+                    propertyValueDump = JSON.stringify(object, null, format);
+                }
+                else {
+                    propertyValueDump = JSON.stringify(object, null, 4);
+                }
             }
             else {
-                propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                propertyValueDump = JSON.stringify(object);
             }
         }
-        else {
-            propertyValueDump = JSON.stringify(object);
+        catch (e) {
+            propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
         }
@@ -513,2 +505,209 @@ }
 
+function utcNow() {
+    return (Date.now || polyUtcNow)();
+}
+function polyUtcNow() {
+    return new Date().getTime();
+}
+
+var _objDefineProperty = ObjClass["defineProperty"];
+function objDefineProp(target, key, descriptor) {
+    if (_objDefineProperty) {
+        _objDefineProperty(target, key, descriptor);
+        return target;
+    }
+    throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+}
+function objDefineGet(target, key, value, configurable) {
+    var desc = {
+        enumerable: true,
+        configurable: isUndefined(configurable) ? true : configurable
+    };
+    if (isFunction(value)) {
+        desc.get = value;
+    }
+    else {
+        desc[VALUE] = value;
+    }
+    return objDefineProp(target, key, desc);
+}
+function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+    if (_objDefineProperty) {
+        try {
+            var descriptor = {
+                enumerable: true,
+                configurable: isUndefined(configurable) ? true : configurable
+            };
+            if (getProp) {
+                descriptor.get = getProp;
+            }
+            if (setProp) {
+                descriptor.set = setProp;
+            }
+            return objDefineProp(target, prop, descriptor);
+        }
+        catch (e) {
+            throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+        }
+    }
+}
+
+var _fnToString;
+var _objCtrFnString;
+var _gblWindow;
+function isPlainObject(value) {
+    if (!value || typeof value !== OBJECT) {
+        return false;
+    }
+    if (!_gblWindow) {
+        _gblWindow = hasWindow() ? getWindow() : true;
+    }
+    var result = false;
+    if (value !== _gblWindow) {
+        if (!_objCtrFnString) {
+            _fnToString = Function[PROTOTYPE].toString;
+            _objCtrFnString = _fnToString.call(ObjClass);
+        }
+        try {
+            var proto = objGetPrototypeOf(value);
+            result = !proto;
+            if (!result) {
+                if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                    proto = proto[CONSTRUCTOR];
+                }
+                result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+            }
+        }
+        catch (ex) {
+        }
+    }
+    return result;
+}
+
+function _defaultDeepCopyHandler(details) {
+    var target = details.result = {};
+    details.copyTo(target, details.value);
+    return true;
+}
+var defaultDeepCopyHandlers = [
+    arrayDeepCopyHandler,
+    plainObjDeepCopyHandler,
+    functionDeepCopyHandler,
+    dateDeepCopyHandler
+];
+function _getSetVisited(visitMap, source, newPath, cb) {
+    var theEntry;
+    arrForEach(visitMap, function (entry) {
+        if (entry.k === source) {
+            theEntry = entry;
+            return -1;
+        }
+    });
+    if (!theEntry) {
+        theEntry = { k: source, v: source };
+        visitMap.push(theEntry);
+        cb(theEntry);
+    }
+    return theEntry.v;
+}
+function _deepCopy(visitMap, value, ctx, key) {
+    var userHandler = ctx.handler;
+    var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+    var newCtx = {
+        handler: ctx.handler,
+        src: ctx.src,
+        path: newPath
+    };
+    var details = {
+        type: typeof value,
+        isPrim: isPrimitive(value),
+        value: value,
+        result: value,
+        path: newPath,
+        origin: ctx.src,
+        copy: function (source, newKey) {
+            return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+        },
+        copyTo: function (target, source) {
+            return _copyProps(visitMap, target, source, newCtx);
+        }
+    };
+    if (!details.isPrim) {
+        return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+            objDefineAccessors(details, "result", function () {
+                return newEntry.v;
+            }, function (newValue) {
+                newEntry.v = newValue;
+            }, true);
+            var idx = 0;
+            var handler = userHandler;
+            while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                handler = null;
+            }
+        });
+    }
+    if (userHandler && userHandler.call(ctx, details)) {
+        return details.result;
+    }
+    return value;
+}
+function _copyProps(visitMap, target, source, ctx) {
+    if (!isNullOrUndefined(source)) {
+        for (var key in source) {
+            target[key] = _deepCopy(visitMap, source[key], ctx, key);
+        }
+    }
+    return target;
+}
+function objCopyProps(target, source, handler) {
+    var ctx = {
+        handler: handler,
+        src: source,
+        path: []
+    };
+    return _copyProps([], target, source, ctx);
+}
+function objDeepCopy(source, handler) {
+    var ctx = {
+        handler: handler,
+        src: source
+    };
+    return _deepCopy([], source, ctx);
+}
+function arrayDeepCopyHandler(details) {
+    var value = details.value;
+    if (isArray(value)) {
+        var target_1 = details.result = [];
+        target_1.length = value.length;
+        arrForEach(value, function (theValue, idx) {
+            target_1[idx] = details.copy(theValue, idx);
+        });
+        return true;
+    }
+    return false;
+}
+function dateDeepCopyHandler(details) {
+    var value = details.value;
+    if (isDate(value)) {
+        details.result = new Date(value.getTime());
+        return true;
+    }
+    return false;
+}
+function functionDeepCopyHandler(details) {
+    if (details.type === FUNCTION) {
+        return true;
+    }
+    return false;
+}
+function plainObjDeepCopyHandler(details) {
+    var value = details.value;
+    if (isPlainObject(value)) {
+        var target = details.result = {};
+        details.copyTo(target, value);
+        return true;
+    }
+    return false;
+}
+
 function _doExtend(target, theArgs) {
@@ -548,2 +747,20 @@ arrForEach(theArgs, function (theArg) {
 
+var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+function hasPerformance() {
+    return !!getPerformance();
+}
+function getPerformance() {
+    return _hasPerf ? performance : getInst("performance");
+}
+function perfNow() {
+    var perf = getPerformance();
+    if (perf && perf.now) {
+        return perf.now();
+    }
+    return utcNow();
+}
+function elapsedTime(startTime) {
+    return perfNow() - startTime;
+}
+
 function _checkLength(value, props) {
@@ -596,44 +813,2 @@ var result;
 
-var _objDefineProperty = ObjClass["defineProperty"];
-function objDefineProp(target, key, descriptor) {
-    if (_objDefineProperty) {
-        _objDefineProperty(target, key, descriptor);
-        return target;
-    }
-    throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-}
-function objDefineGet(target, key, value, configurable) {
-    var desc = {
-        enumerable: true,
-        configurable: isUndefined(configurable) ? true : configurable
-    };
-    if (isFunction(value)) {
-        desc.get = value;
-    }
-    else {
-        desc[VALUE] = value;
-    }
-    return objDefineProp(target, key, desc);
-}
-function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-    if (_objDefineProperty) {
-        try {
-            var descriptor = {
-                enumerable: true,
-                configurable: isUndefined(configurable) ? true : configurable
-            };
-            if (getProp) {
-                descriptor.get = getProp;
-            }
-            if (setProp) {
-                descriptor.set = setProp;
-            }
-            return objDefineProp(target, prop, descriptor);
-        }
-        catch (e) {
-            throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-        }
-    }
-}
-
 function createIterable(ctx) {
@@ -956,2 +1131,96 @@ return makeIterable({}, ctx);
 
+function _extractArgs(args, startAt) {
+    var theArgs = [];
+    for (var lp = startAt; lp < args[LENGTH]; lp++) {
+        theArgs[lp - startAt] = args[lp];
+    }
+    return theArgs;
+}
+
+function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+    var timeoutId = overrideFn.apply(self, theArgs);
+    return {
+        cancel: function () {
+            clearTimeout(timeoutId);
+        },
+        refresh: function () {
+            clearTimeout(timeoutId);
+            timeoutId = overrideFn.apply(self, theArgs);
+            return this;
+        }
+    };
+}
+function scheduleTimeout(callback, timeout) {
+    return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+}
+function scheduleTimeoutWith(overrideFn, callback, timeout) {
+    return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+}
+
+var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+var _defaultIdleTimeout = 100;
+var _maxExecutionTime = 50;
+function hasIdleCallback() {
+    return !!(_hasIdleCallback ? requestIdleCallback : false);
+}
+function setDefaultIdleTimeout(timeout) {
+    _defaultIdleTimeout = timeout;
+}
+function setDefaultMaxExecutionTime(maxTime) {
+    _maxExecutionTime = maxTime;
+}
+function scheduleIdleCallback(callback, options) {
+    var idleId;
+    function _createDeadline(timedOut) {
+        var startTime = perfNow();
+        return {
+            didTimeout: timedOut,
+            timeRemaining: function () {
+                return _maxExecutionTime - elapsedTime(startTime);
+            }
+        };
+    }
+    function _doRequestIdleCallback() {
+        idleId = requestIdleCallback(function (deadline) {
+            callback(deadline || _createDeadline(false));
+        }, options);
+    }
+    if (hasIdleCallback()) {
+        _doRequestIdleCallback();
+        return {
+            cancel: function () {
+                cancelIdleCallback(idleId);
+            },
+            refresh: function () {
+                cancelIdleCallback(idleId);
+                _doRequestIdleCallback();
+                return this;
+            }
+        };
+    }
+    var timeout = (options || {}).timeout;
+    if (isUndefined(timeout)) {
+        timeout = _defaultIdleTimeout;
+    }
+    return scheduleTimeout(function () {
+        callback(_createDeadline(true));
+    }, timeout);
+}
+
+function scheduleInterval(callback, timeout) {
+    var self = this;
+    var theArguments = arguments;
+    var intervalId = setInterval.apply(self, theArguments);
+    return {
+        cancel: function () {
+            clearInterval(intervalId);
+        },
+        refresh: function () {
+            clearInterval(intervalId);
+            intervalId = setInterval.apply(self, theArguments);
+            return this;
+        }
+    };
+}
+
 function polyIsArray(value) {
@@ -982,2 +1251,3 @@ if (isNullOrUndefined(value)) {
 exports.arrReduce = arrReduce;
+exports.arrayDeepCopyHandler = arrayDeepCopyHandler;
 exports.asString = asString;
@@ -994,4 +1264,7 @@ exports.createArrayIterator = createArrayIterator;
 exports.createTypeMap = createTypeMap;
+exports.dateDeepCopyHandler = dateDeepCopyHandler;
 exports.deepExtend = deepExtend;
 exports.dumpObj = dumpObj;
+exports.elapsedTime = elapsedTime;
+exports.functionDeepCopyHandler = functionDeepCopyHandler;
 exports.getDocument = getDocument;
@@ -1005,2 +1278,3 @@ exports.getGlobal = getGlobal;
 exports.getNavigator = getNavigator;
+exports.getPerformance = getPerformance;
 exports.getSymbol = getSymbol;
@@ -1010,3 +1284,5 @@ exports.getWindow = getWindow;
 exports.hasHistory = hasHistory;
+exports.hasIdleCallback = hasIdleCallback;
 exports.hasNavigator = hasNavigator;
+exports.hasPerformance = hasPerformance;
 exports.hasSymbol = hasSymbol;
@@ -1032,2 +1308,4 @@ exports.hasValue = hasValue;
 exports.isObject = isObject;
+exports.isPlainObject = isPlainObject;
+exports.isPrimitive = isPrimitive;
 exports.isPromise = isPromise;
@@ -1066,2 +1344,3 @@ exports.isPromiseLike = isPromiseLike;
 exports.objGetOwnPropertyDescriptor = objGetOwnPropertyDescriptor;
+exports.objGetPrototypeOf = objGetPrototypeOf;
 exports.objHasOwn = objHasOwn;
@@ -1073,2 +1352,4 @@ exports.objHasOwnProperty = objHasOwnProperty;
 exports.objToString = objToString;
+exports.perfNow = perfNow;
+exports.plainObjDeepCopyHandler = plainObjDeepCopyHandler;
 exports.polyGetKnownSymbol = polyGetKnownSymbol;
@@ -1085,2 +1366,9 @@ exports.polyIsArray = polyIsArray;
 exports.polySymbolKeyFor = polySymbolKeyFor;
+exports.polyUtcNow = polyUtcNow;
+exports.scheduleIdleCallback = scheduleIdleCallback;
+exports.scheduleInterval = scheduleInterval;
+exports.scheduleTimeout = scheduleTimeout;
+exports.scheduleTimeoutWith = scheduleTimeoutWith;
+exports.setDefaultIdleTimeout = setDefaultIdleTimeout;
+exports.setDefaultMaxExecutionTime = setDefaultMaxExecutionTime;
 exports.strEndsWith = strEndsWith;
@@ -1111,2 +1399,3 @@ exports.strIndexOf = strIndexOf;
 exports.throwUnsupported = throwUnsupported;
+exports.utcNow = utcNow;
 //# sourceMappingURL=ts-utils.js.map

dist/cjs/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
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e},exports.polyStrSubstr=Ct,exports.polyStrTrim=Ut,exports.polyStrTrimEnd=Lt,exports.polyStrTrimStart=Gt,exports.polySymbolFor=Ar,exports.polySymbolKeyFor=Wr,exports.polyUtcNow=Xr,exports.scheduleIdleCallback=function(t,r){var e,n;function o(r){var t=gt();return{didTimeout:r,timeRemaining:function(){return Zt-wt(t)}}}function u(){e=requestIdleCallback(function(r){t(r||o(!1))},r)}return re()?(u(),{cancel:function(){cancelIdleCallback(e)},refresh:function(){return cancelIdleCallback(e),u(),this}}):Qt(function(){t(o(!0))},v(n=(r||{}).timeout)?Yt:n)},exports.scheduleInterval=function(r,t){var e=this,n=arguments,o=setInterval.apply(e,n);return{cancel:function(){clearInterval(o)},refresh:function(){return clearInterval(o),o=setInterval.apply(e,n),this}}},exports.scheduleTimeout=Qt,exports.scheduleTimeoutWith=function(r,t,e){return $t(this,r||setTimeout,Vt(arguments,1))},exports.setDefaultIdleTimeout=function(r){Yt=r},exports.setDefaultMaxExecutionTime=function(r){Zt=r},exports.strEndsWith=Ft,exports.strIndexOf=L,exports.strIsNullOrEmpty=function(r){return d(r)?r===o:b(r)},exports.strIsNullOrWhiteSpace=function(r){return d(r)?r.replace(/[\s\t\r\n\f]+/g,o)===o:b(r)},exports.strLastIndexOf=_t,exports.strLeft=function(r,t){return A(r,0,t)},exports.strPadEnd=Mt,exports.strPadStart=Wt,exports.strRepeat=At,exports.strRight=function(r,t){var e=r[a];return t<=0?o:t<e?A(r,e-t):r},exports.strSlice=kt,exports.strStartsWith=Rt,exports.strSubstr=Nt,exports.strSubstring=A,exports.strTrim=qt,exports.strTrimEnd=r,exports.strTrimLeft=Jt,exports.strTrimRight=zt,exports.strTrimStart=Bt,exports.symbolFor=Ur,exports.symbolKeyFor=Gr,exports.throwError=function(r){throw Error(r)},exports.throwRangeError=gr,exports.throwTypeError=I,exports.throwUnsupported=$r,exports.utcNow=Qr;
 //# sourceMappingURL=ts-utils.min.js.map

dist/esm/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -16,2 +16,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
 var UNDEFINED = "undefined";
+var CONSTRUCTOR = "constructor";
 var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -31,3 +32,2 @@ var SYMBOL = "Symbol";
 var ArrCls = Array;
-var ArrProto = ArrCls[PROTOTYPE];
 
@@ -44,2 +44,3 @@ function _safeCheck(cb, defValue) {
 
+var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
 function _createIs(theType) {
@@ -76,6 +77,13 @@ return function (value) {
 }
+function isPrimitive(value) {
+    var theType = typeof value;
+    if (value && theType === OBJECT) {
+        return false;
+    }
+    return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+}
 var isString = _createIs(STRING);
 var isFunction = _createIs(FUNCTION);
 function isObject(value) {
-    if (isNullOrUndefined(value)) {
+    if (!value && isNullOrUndefined(value)) {
         return false;
@@ -203,15 +211,2 @@ }
 
-function arrForEach(arr, callbackfn, thisArg) {
-    if (arr) {
-        var len = arr[LENGTH];
-        for (var idx = 0; idx < len; idx++) {
-            if (idx in arr) {
-                if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                    break;
-                }
-            }
-        }
-    }
-}
-
 function throwError(message) {
@@ -227,3 +222,2 @@ throw new Error(message);
 
-var ObjAssign = ObjClass["assign"];
 var _objFreeze = ObjClass["freeze"];
@@ -233,3 +227,3 @@ function _doNothing(value) {
 }
-var objAssign = ObjAssign;
+var objAssign = ObjClass["assign"];
 function objKeys(value) {
@@ -241,23 +235,2 @@ if (!isObject(value) || value === null) {
 }
-function objDeepCopy(source) {
-    if (isArray(source)) {
-        var result_1 = [];
-        arrForEach(source, function (value) {
-            result_1.push(objDeepCopy(value));
-        });
-        return result_1;
-    }
-    if (isObject(source)) {
-        return objCopyProps({}, source);
-    }
-    return source;
-}
-function objCopyProps(target, source) {
-    if (!isNullOrUndefined(source)) {
-        objForEachKey(source, function (key, value) {
-            target[key] = objDeepCopy(value);
-        });
-    }
-    return target;
-}
 function objDeepFreeze(value) {
@@ -275,2 +248,3 @@ if (_objFreeze) {
 var objSeal = ObjClass["seal"] || _doNothing;
+var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -403,3 +377,3 @@ function createEnum(values) {
         if (isArray(elms)) {
-            ArrProto.push.apply(target, elms);
+            target.push.apply(target, elms);
         }
@@ -420,2 +394,15 @@ else if (isIterator(elms)) {
 
+function arrForEach(arr, callbackfn, thisArg) {
+    if (arr) {
+        var len = arr[LENGTH];
+        for (var idx = 0; idx < len; idx++) {
+            if (idx in arr) {
+                if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                    break;
+                }
+            }
+        }
+    }
+}
+
 function dumpObj(object, format) {
@@ -428,12 +415,17 @@ var objectTypeDump = objToString(object);
     else {
-        if (format) {
-            if (isNumber(format)) {
-                propertyValueDump = JSON.stringify(object, null, format);
+        try {
+            if (format) {
+                if (isNumber(format)) {
+                    propertyValueDump = JSON.stringify(object, null, format);
+                }
+                else {
+                    propertyValueDump = JSON.stringify(object, null, 4);
+                }
             }
             else {
-                propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                propertyValueDump = JSON.stringify(object);
             }
         }
-        else {
-            propertyValueDump = JSON.stringify(object);
+        catch (e) {
+            propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
         }
@@ -509,2 +501,209 @@ }
 
+function utcNow() {
+    return (Date.now || polyUtcNow)();
+}
+function polyUtcNow() {
+    return new Date().getTime();
+}
+
+var _objDefineProperty = ObjClass["defineProperty"];
+function objDefineProp(target, key, descriptor) {
+    if (_objDefineProperty) {
+        _objDefineProperty(target, key, descriptor);
+        return target;
+    }
+    throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+}
+function objDefineGet(target, key, value, configurable) {
+    var desc = {
+        enumerable: true,
+        configurable: isUndefined(configurable) ? true : configurable
+    };
+    if (isFunction(value)) {
+        desc.get = value;
+    }
+    else {
+        desc[VALUE] = value;
+    }
+    return objDefineProp(target, key, desc);
+}
+function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+    if (_objDefineProperty) {
+        try {
+            var descriptor = {
+                enumerable: true,
+                configurable: isUndefined(configurable) ? true : configurable
+            };
+            if (getProp) {
+                descriptor.get = getProp;
+            }
+            if (setProp) {
+                descriptor.set = setProp;
+            }
+            return objDefineProp(target, prop, descriptor);
+        }
+        catch (e) {
+            throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+        }
+    }
+}
+
+var _fnToString;
+var _objCtrFnString;
+var _gblWindow;
+function isPlainObject(value) {
+    if (!value || typeof value !== OBJECT) {
+        return false;
+    }
+    if (!_gblWindow) {
+        _gblWindow = hasWindow() ? getWindow() : true;
+    }
+    var result = false;
+    if (value !== _gblWindow) {
+        if (!_objCtrFnString) {
+            _fnToString = Function[PROTOTYPE].toString;
+            _objCtrFnString = _fnToString.call(ObjClass);
+        }
+        try {
+            var proto = objGetPrototypeOf(value);
+            result = !proto;
+            if (!result) {
+                if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                    proto = proto[CONSTRUCTOR];
+                }
+                result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+            }
+        }
+        catch (ex) {
+        }
+    }
+    return result;
+}
+
+function _defaultDeepCopyHandler(details) {
+    var target = details.result = {};
+    details.copyTo(target, details.value);
+    return true;
+}
+var defaultDeepCopyHandlers = [
+    arrayDeepCopyHandler,
+    plainObjDeepCopyHandler,
+    functionDeepCopyHandler,
+    dateDeepCopyHandler
+];
+function _getSetVisited(visitMap, source, newPath, cb) {
+    var theEntry;
+    arrForEach(visitMap, function (entry) {
+        if (entry.k === source) {
+            theEntry = entry;
+            return -1;
+        }
+    });
+    if (!theEntry) {
+        theEntry = { k: source, v: source };
+        visitMap.push(theEntry);
+        cb(theEntry);
+    }
+    return theEntry.v;
+}
+function _deepCopy(visitMap, value, ctx, key) {
+    var userHandler = ctx.handler;
+    var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+    var newCtx = {
+        handler: ctx.handler,
+        src: ctx.src,
+        path: newPath
+    };
+    var details = {
+        type: typeof value,
+        isPrim: isPrimitive(value),
+        value: value,
+        result: value,
+        path: newPath,
+        origin: ctx.src,
+        copy: function (source, newKey) {
+            return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+        },
+        copyTo: function (target, source) {
+            return _copyProps(visitMap, target, source, newCtx);
+        }
+    };
+    if (!details.isPrim) {
+        return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+            objDefineAccessors(details, "result", function () {
+                return newEntry.v;
+            }, function (newValue) {
+                newEntry.v = newValue;
+            }, true);
+            var idx = 0;
+            var handler = userHandler;
+            while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                handler = null;
+            }
+        });
+    }
+    if (userHandler && userHandler.call(ctx, details)) {
+        return details.result;
+    }
+    return value;
+}
+function _copyProps(visitMap, target, source, ctx) {
+    if (!isNullOrUndefined(source)) {
+        for (var key in source) {
+            target[key] = _deepCopy(visitMap, source[key], ctx, key);
+        }
+    }
+    return target;
+}
+function objCopyProps(target, source, handler) {
+    var ctx = {
+        handler: handler,
+        src: source,
+        path: []
+    };
+    return _copyProps([], target, source, ctx);
+}
+function objDeepCopy(source, handler) {
+    var ctx = {
+        handler: handler,
+        src: source
+    };
+    return _deepCopy([], source, ctx);
+}
+function arrayDeepCopyHandler(details) {
+    var value = details.value;
+    if (isArray(value)) {
+        var target_1 = details.result = [];
+        target_1.length = value.length;
+        arrForEach(value, function (theValue, idx) {
+            target_1[idx] = details.copy(theValue, idx);
+        });
+        return true;
+    }
+    return false;
+}
+function dateDeepCopyHandler(details) {
+    var value = details.value;
+    if (isDate(value)) {
+        details.result = new Date(value.getTime());
+        return true;
+    }
+    return false;
+}
+function functionDeepCopyHandler(details) {
+    if (details.type === FUNCTION) {
+        return true;
+    }
+    return false;
+}
+function plainObjDeepCopyHandler(details) {
+    var value = details.value;
+    if (isPlainObject(value)) {
+        var target = details.result = {};
+        details.copyTo(target, value);
+        return true;
+    }
+    return false;
+}
+
 function _doExtend(target, theArgs) {
@@ -544,2 +743,20 @@ arrForEach(theArgs, function (theArg) {
 
+var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+function hasPerformance() {
+    return !!getPerformance();
+}
+function getPerformance() {
+    return _hasPerf ? performance : getInst("performance");
+}
+function perfNow() {
+    var perf = getPerformance();
+    if (perf && perf.now) {
+        return perf.now();
+    }
+    return utcNow();
+}
+function elapsedTime(startTime) {
+    return perfNow() - startTime;
+}
+
 function _checkLength(value, props) {
@@ -592,44 +809,2 @@ var result;
 
-var _objDefineProperty = ObjClass["defineProperty"];
-function objDefineProp(target, key, descriptor) {
-    if (_objDefineProperty) {
-        _objDefineProperty(target, key, descriptor);
-        return target;
-    }
-    throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-}
-function objDefineGet(target, key, value, configurable) {
-    var desc = {
-        enumerable: true,
-        configurable: isUndefined(configurable) ? true : configurable
-    };
-    if (isFunction(value)) {
-        desc.get = value;
-    }
-    else {
-        desc[VALUE] = value;
-    }
-    return objDefineProp(target, key, desc);
-}
-function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-    if (_objDefineProperty) {
-        try {
-            var descriptor = {
-                enumerable: true,
-                configurable: isUndefined(configurable) ? true : configurable
-            };
-            if (getProp) {
-                descriptor.get = getProp;
-            }
-            if (setProp) {
-                descriptor.set = setProp;
-            }
-            return objDefineProp(target, prop, descriptor);
-        }
-        catch (e) {
-            throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-        }
-    }
-}
-
 function createIterable(ctx) {
@@ -952,2 +1127,96 @@ return makeIterable({}, ctx);
 
+function _extractArgs(args, startAt) {
+    var theArgs = [];
+    for (var lp = startAt; lp < args[LENGTH]; lp++) {
+        theArgs[lp - startAt] = args[lp];
+    }
+    return theArgs;
+}
+
+function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+    var timeoutId = overrideFn.apply(self, theArgs);
+    return {
+        cancel: function () {
+            clearTimeout(timeoutId);
+        },
+        refresh: function () {
+            clearTimeout(timeoutId);
+            timeoutId = overrideFn.apply(self, theArgs);
+            return this;
+        }
+    };
+}
+function scheduleTimeout(callback, timeout) {
+    return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+}
+function scheduleTimeoutWith(overrideFn, callback, timeout) {
+    return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+}
+
+var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+var _defaultIdleTimeout = 100;
+var _maxExecutionTime = 50;
+function hasIdleCallback() {
+    return !!(_hasIdleCallback ? requestIdleCallback : false);
+}
+function setDefaultIdleTimeout(timeout) {
+    _defaultIdleTimeout = timeout;
+}
+function setDefaultMaxExecutionTime(maxTime) {
+    _maxExecutionTime = maxTime;
+}
+function scheduleIdleCallback(callback, options) {
+    var idleId;
+    function _createDeadline(timedOut) {
+        var startTime = perfNow();
+        return {
+            didTimeout: timedOut,
+            timeRemaining: function () {
+                return _maxExecutionTime - elapsedTime(startTime);
+            }
+        };
+    }
+    function _doRequestIdleCallback() {
+        idleId = requestIdleCallback(function (deadline) {
+            callback(deadline || _createDeadline(false));
+        }, options);
+    }
+    if (hasIdleCallback()) {
+        _doRequestIdleCallback();
+        return {
+            cancel: function () {
+                cancelIdleCallback(idleId);
+            },
+            refresh: function () {
+                cancelIdleCallback(idleId);
+                _doRequestIdleCallback();
+                return this;
+            }
+        };
+    }
+    var timeout = (options || {}).timeout;
+    if (isUndefined(timeout)) {
+        timeout = _defaultIdleTimeout;
+    }
+    return scheduleTimeout(function () {
+        callback(_createDeadline(true));
+    }, timeout);
+}
+
+function scheduleInterval(callback, timeout) {
+    var self = this;
+    var theArguments = arguments;
+    var intervalId = setInterval.apply(self, theArguments);
+    return {
+        cancel: function () {
+            clearInterval(intervalId);
+        },
+        refresh: function () {
+            clearInterval(intervalId);
+            intervalId = setInterval.apply(self, theArguments);
+            return this;
+        }
+    };
+}
+
 function polyIsArray(value) {
@@ -973,3 +1242,3 @@ if (isNullOrUndefined(value)) {
 
-export { arrAppend, arrForEach, arrIndexOf, arrMap, arrReduce, asString, createArrayIterator, createCustomError, createEnum, createEnumKeyMap, createEnumValueMap, createIterable, createIterator, createRangeIterator, createSimpleMap, createTypeMap, deepExtend, dumpObj, getDocument, getGlobal, getHistory, getInst, getIntValue, getKnownSymbol, getLength, getNavigator, getSymbol, getWindow, hasDocument, hasHistory, hasNavigator, hasSymbol, hasValue, hasWindow, isArray, isArrayBuffer, isBlob, isBoolean, isDate, isDefined, isError, isFile, isFormData, isFunction, isIterable, isIterator, isNode, isNotTruthy, isNullOrUndefined, isNumber, isObject, isPromise, isPromiseLike, isRegExp, isStrictNullOrUndefined, isStrictUndefined, isString, isSymbol, isThenable, isTruthy, isTypeof, isUndefined, isWebWorker, iterForOf, makeIterable, mathCeil, mathFloor, mathMax, mathMin, mathToInt, mathTrunc, newSymbol, objAssign, objCopyProps, objCreate, objDeepCopy, objDeepFreeze, objDefineAccessors, objDefineGet, objDefineProp, objExtend, objForEachKey, objFreeze, objGetOwnPropertyDescriptor, objHasOwn, objHasOwnProperty, objKeys, objSeal, objSetPrototypeOf, objToString, polyGetKnownSymbol, polyIsArray, polyNewSymbol, polyObjHasOwn, polyObjKeys, polyStrSubstr, polyStrTrim, polyStrTrimEnd, polyStrTrimStart, polySymbolFor, polySymbolKeyFor, strEndsWith, strIndexOf, strIsNullOrEmpty, strIsNullOrWhiteSpace, strLastIndexOf, strLeft, strPadEnd, strPadStart, strRepeat, strRight, strSlice, strStartsWith, strSubstr, strSubstring, strTrim, strTrimEnd, strTrimLeft, strTrimRight, strTrimStart, symbolFor, symbolKeyFor, throwError, throwRangeError, throwTypeError, throwUnsupported };
+export { arrAppend, arrForEach, arrIndexOf, arrMap, arrReduce, arrayDeepCopyHandler, asString, createArrayIterator, createCustomError, createEnum, createEnumKeyMap, createEnumValueMap, createIterable, createIterator, createRangeIterator, createSimpleMap, createTypeMap, dateDeepCopyHandler, deepExtend, dumpObj, elapsedTime, functionDeepCopyHandler, getDocument, getGlobal, getHistory, getInst, getIntValue, getKnownSymbol, getLength, getNavigator, getPerformance, getSymbol, getWindow, hasDocument, hasHistory, hasIdleCallback, hasNavigator, hasPerformance, hasSymbol, hasValue, hasWindow, isArray, isArrayBuffer, isBlob, isBoolean, isDate, isDefined, isError, isFile, isFormData, isFunction, isIterable, isIterator, isNode, isNotTruthy, isNullOrUndefined, isNumber, isObject, isPlainObject, isPrimitive, isPromise, isPromiseLike, isRegExp, isStrictNullOrUndefined, isStrictUndefined, isString, isSymbol, isThenable, isTruthy, isTypeof, isUndefined, isWebWorker, iterForOf, makeIterable, mathCeil, mathFloor, mathMax, mathMin, mathToInt, mathTrunc, newSymbol, objAssign, objCopyProps, objCreate, objDeepCopy, objDeepFreeze, objDefineAccessors, objDefineGet, objDefineProp, objExtend, objForEachKey, objFreeze, objGetOwnPropertyDescriptor, objGetPrototypeOf, objHasOwn, objHasOwnProperty, objKeys, objSeal, objSetPrototypeOf, objToString, perfNow, plainObjDeepCopyHandler, polyGetKnownSymbol, polyIsArray, polyNewSymbol, polyObjHasOwn, polyObjKeys, polyStrSubstr, polyStrTrim, polyStrTrimEnd, polyStrTrimStart, polySymbolFor, polySymbolKeyFor, polyUtcNow, scheduleIdleCallback, scheduleInterval, scheduleTimeout, scheduleTimeoutWith, setDefaultIdleTimeout, setDefaultMaxExecutionTime, strEndsWith, strIndexOf, strIsNullOrEmpty, strIsNullOrWhiteSpace, strLastIndexOf, strLeft, strPadEnd, strPadStart, strRepeat, strRight, strSlice, strStartsWith, strSubstr, strSubstring, strTrim, strTrimEnd, strTrimLeft, strTrimRight, strTrimStart, symbolFor, symbolKeyFor, throwError, throwRangeError, throwTypeError, throwUnsupported, utcNow };
 //# sourceMappingURL=ts-utils.js.map

dist/esm/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
-var W=undefined,o="",R="function",M="object",u="prototype",n="undefined",U="hasOwnProperty",t="Symbol",C="_polyfill",L="indexOf",s="length",i="done",c="value",e=Object,B=e[u],G=String,r=G[u],a=Math,H=Array,z=H[u];function f(r,n){try{n=r()}catch(t){}return n}function l(n){return function(r){return typeof r===n}}function p(n){return function(r){return!(!r||y(r)!==n)}}function y(r){return B.toString.call(r)}function J(r,n){return typeof r===n}function b(r){return typeof r===n||r===n}function V(r){return!m(r)}function v(r){return null===r||b(r)}function $(r){return null===r||!m(r)}function m(r){return!!r||r!==W}var d=l("string"),h=l(R);function g(r){return!v(r)&&!!r&&typeof r===M}var w=H.isArray,q=p("[object Date]"),Q=l("number"),X=l("boolean"),H=p("[object RegExp]"),Y=p("[object File]"),Z=p("[object FormData]"),rr=p("[object Blob]"),nr=p("[object ArrayBuffer]"),tr=p("[object Error]");function er(r){return!!r&&h(r.then)}var or=er;function ar(r){return er(r)&&h(r["catch"])}function 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vt=n.repeat?A("repeat"):function(n,r){d(n)&&D("can't convert ["+F(n)+"]"),(r=at(r,!0))<0&&Nn("invalid count must be >= 0 && < Infinity");for(var t=g(n)?n:""+n,e=a;0<r;(r>>>=1)&&(t+=t))1&r&&(e+=t);return e},ht="padStart";function bt(n,r,t){var e=a,n=(r=at(r,!0),n[s]);return n<(r>>=0)&&(e=(r-=n)>(e=d(t)?" ":""+t)[s]?vt(e,nt(r/e[s])):e)[s]>r?_(e,0,r):e}var ht=n[ht]?A(ht):function(n,r,t){return bt(n,r,t)+n},dt=n.padEnd?A("padEnd"):function(n,r,t){return n+bt(n,r,t)},mt="startsWith",mt=n[mt]?A(mt):function(n,r,t){g(n)||D("'"+F(n)+"' is not a string");var r=g(r)?r:""+r,e=r[s],t=0<t?t:0;return _(n,t,t+e)===r};function gt(r){return function(n){return d(n)&&D("strTrim called ["+F(n)+"]"),n&&n.replace?n.replace(r,""):n}}var wt=gt(/^\s+|(?=\s)\s+$/g),St=gt(/^\s+/g),jt=gt(/(?=\s)\s+$/g),Tt="trimStart",Ot="trimEnd",It=n.trim?A("trim"):wt,Tt=n[Tt]?A(Tt):St,Et=Tt,n=n[Ot]?A(Ot):jt,Ot=n;function Dt(n,r){for(var t=[],e=r;e<n[s];e++)t[e-r]=n[e];return t}function Pt(n,r,t){var e=r.apply(n,t);return{cancel:function(){clearTimeout(e)},refresh:function(){return clearTimeout(e),e=r.apply(n,t),this}}}function kt(n,r){return Pt(this,setTimeout,Dt(arguments,0))}function xt(n,r,t){return Pt(this,n||setTimeout,Dt(arguments,1))}var Nt=p(function(){return m(requestIdleCallback)},!1),Ct=100,Ft=50;function At(){return!(!Nt||!requestIdleCallback)}function _t(n){Ct=n}function Wt(n){Ft=n}function Kt(r,n){var t,e;function a(n){var r=Br();return{didTimeout:n,timeRemaining:function(){return Ft-zr(r)}}}function o(){t=requestIdleCallback(function(n){r(n||a(!1))},n)}return At()?(o(),{cancel:function(){cancelIdleCallback(t)},refresh:function(){return cancelIdleCallback(t),o(),this}}):kt(function(){r(a(!0))},b(e=(n||{}).timeout)?Ct:e)}function Rt(n,r){var t=this,e=arguments,a=setInterval.apply(t,e);return{cancel:function(){clearInterval(a)},refresh:function(){return clearInterval(a),a=setInterval.apply(t,e),this}}}function Ht(n){return!d(n)&&"[object Array]"===h(n)}function Mt(n){if(!S(n)||null===n)throw new TypeError("polyObjKeys called on non-object");var r,t=[];for(r in n)I(n,r)&&t.push(r);return t}export{ir as arrAppend,C as arrForEach,cr as arrIndexOf,fr as arrMap,lr as arrReduce,Nr as arrayDeepCopyHandler,z as asString,Qr as createArrayIterator,yr as createCustomError,Hn as createEnum,Mn as createEnumKeyMap,Un as createEnumValueMap,Jr as createIterable,$r as createIterator,Yr as createRangeIterator,Gn as createSimpleMap,Ln as createTypeMap,Cr as dateDeepCopyHandler,Wr as deepExtend,F as dumpObj,zr as elapsedTime,Fr as functionDeepCopyHandler,gn as getDocument,dn as getGlobal,On as getHistory,T as getInst,Mr as getIntValue,N as getKnownSymbol,Hr as getLength,jn as getNavigator,Lr as getPerformance,rr as getSymbol,O as getWindow,mn as hasDocument,Tn as hasHistory,At as hasIdleCallback,Sn as hasNavigator,Gr as hasPerformance,nr as hasSymbol,qr as hasValue,wn as hasWindow,j as isArray,rn as isArrayBuffer,nn as isBlob,Z as isBoolean,X as isDate,m as isDefined,tn as isError,R as isFile,K as isFormData,w as isFunction,ur as isIterable,or as isIterator,In as isNode,un as isNotTruthy,d as isNullOrUndefined,Y as isNumber,S as isObject,Or as isPlainObject,Q as isPrimitive,on as isPromise,en as isPromiseLike,H as isRegExp,$ as isStrictNullOrUndefined,V as isStrictUndefined,g as isString,Zn as isSymbol,an as isThenable,sn as isTruthy,J as isTypeof,b as isUndefined,En as isWebWorker,Xr as iterForOf,Vr as makeIterable,nt as mathCeil,Zr as mathFloor,tt as mathMax,rt as mathMin,at as mathToInt,et as mathTrunc,tr as newSymbol,An as objAssign,kr as objCopyProps,e as objCreate,xr as objDeepCopy,P as objDeepFreeze,Tr as objDefineAccessors,jr as objDefineGet,Sr as objDefineProp,Kr as objExtend,E as objForEachKey,Wn as objFreeze,Dn as objGetOwnPropertyDescriptor,Rn as objGetPrototypeOf,I as objHasOwn,Pn as objHasOwnProperty,_n as objKeys,Kn as objSeal,pr as objSetPrototypeOf,h as objToString,Br as perfNow,Ar as plainObjDeepCopyHandler,Xn as polyGetKnownSymbol,Ht as polyIsArray,k as polyNewSymbol,kn as polyObjHasOwn,Mt as polyObjKeys,it as polyStrSubstr,wt as polyStrTrim,jt as polyStrTrimEnd,St as polyStrTrimStart,$n as polySymbolFor,Qn as polySymbolKeyFor,br as polyUtcNow,Kt as scheduleIdleCallback,Rt as scheduleInterval,kt as scheduleTimeout,xt as scheduleTimeoutWith,_t as setDefaultIdleTimeout,Wt as setDefaultMaxExecutionTime,ft as strEndsWith,L as strIndexOf,yt as strIsNullOrEmpty,pt as strIsNullOrWhiteSpace,lt as strLastIndexOf,st as strLeft,dt as strPadEnd,ht as strPadStart,vt as strRepeat,ct as strRight,ot as strSlice,mt as strStartsWith,ut as strSubstr,_ as strSubstring,It as strTrim,n as strTrimEnd,Et as strTrimLeft,Ot as strTrimRight,Tt as strTrimStart,er as symbolFor,ar as symbolKeyFor,xn as throwError,Nn as throwRangeError,D as throwTypeError,vr as throwUnsupported,hr as utcNow};
 //# sourceMappingURL=ts-utils.min.js.map

dist/iife/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -20,2 +20,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
     var UNDEFINED = "undefined";
+    var CONSTRUCTOR = "constructor";
     var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -35,3 +36,2 @@ var SYMBOL = "Symbol";
     var ArrCls = Array;
-    var ArrProto = ArrCls[PROTOTYPE];
 
@@ -48,2 +48,3 @@ function _safeCheck(cb, defValue) {
 
+    var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
     function _createIs(theType) {
@@ -80,6 +81,13 @@ return function (value) {
     }
+    function isPrimitive(value) {
+        var theType = typeof value;
+        if (value && theType === OBJECT) {
+            return false;
+        }
+        return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+    }
     var isString = _createIs(STRING);
     var isFunction = _createIs(FUNCTION);
     function isObject(value) {
-        if (isNullOrUndefined(value)) {
+        if (!value && isNullOrUndefined(value)) {
             return false;
@@ -207,15 +215,2 @@ }
 
-    function arrForEach(arr, callbackfn, thisArg) {
-        if (arr) {
-            var len = arr[LENGTH];
-            for (var idx = 0; idx < len; idx++) {
-                if (idx in arr) {
-                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                        break;
-                    }
-                }
-            }
-        }
-    }
-
     function throwError(message) {
@@ -231,3 +226,2 @@ throw new Error(message);
 
-    var ObjAssign = ObjClass["assign"];
     var _objFreeze = ObjClass["freeze"];
@@ -237,3 +231,3 @@ function _doNothing(value) {
     }
-    var objAssign = ObjAssign;
+    var objAssign = ObjClass["assign"];
     function objKeys(value) {
@@ -245,23 +239,2 @@ if (!isObject(value) || value === null) {
     }
-    function objDeepCopy(source) {
-        if (isArray(source)) {
-            var result_1 = [];
-            arrForEach(source, function (value) {
-                result_1.push(objDeepCopy(value));
-            });
-            return result_1;
-        }
-        if (isObject(source)) {
-            return objCopyProps({}, source);
-        }
-        return source;
-    }
-    function objCopyProps(target, source) {
-        if (!isNullOrUndefined(source)) {
-            objForEachKey(source, function (key, value) {
-                target[key] = objDeepCopy(value);
-            });
-        }
-        return target;
-    }
     function objDeepFreeze(value) {
@@ -279,2 +252,3 @@ if (_objFreeze) {
     var objSeal = ObjClass["seal"] || _doNothing;
+    var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -407,3 +381,3 @@ function createEnum(values) {
             if (isArray(elms)) {
-                ArrProto.push.apply(target, elms);
+                target.push.apply(target, elms);
             }
@@ -424,2 +398,15 @@ else if (isIterator(elms)) {
 
+    function arrForEach(arr, callbackfn, thisArg) {
+        if (arr) {
+            var len = arr[LENGTH];
+            for (var idx = 0; idx < len; idx++) {
+                if (idx in arr) {
+                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
     function dumpObj(object, format) {
@@ -432,12 +419,17 @@ var objectTypeDump = objToString(object);
         else {
-            if (format) {
-                if (isNumber(format)) {
-                    propertyValueDump = JSON.stringify(object, null, format);
+            try {
+                if (format) {
+                    if (isNumber(format)) {
+                        propertyValueDump = JSON.stringify(object, null, format);
+                    }
+                    else {
+                        propertyValueDump = JSON.stringify(object, null, 4);
+                    }
                 }
                 else {
-                    propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                    propertyValueDump = JSON.stringify(object);
                 }
             }
-            else {
-                propertyValueDump = JSON.stringify(object);
+            catch (e) {
+                propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
             }
@@ -513,2 +505,209 @@ }
 
+    function utcNow() {
+        return (Date.now || polyUtcNow)();
+    }
+    function polyUtcNow() {
+        return new Date().getTime();
+    }
+
+    var _objDefineProperty = ObjClass["defineProperty"];
+    function objDefineProp(target, key, descriptor) {
+        if (_objDefineProperty) {
+            _objDefineProperty(target, key, descriptor);
+            return target;
+        }
+        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+    }
+    function objDefineGet(target, key, value, configurable) {
+        var desc = {
+            enumerable: true,
+            configurable: isUndefined(configurable) ? true : configurable
+        };
+        if (isFunction(value)) {
+            desc.get = value;
+        }
+        else {
+            desc[VALUE] = value;
+        }
+        return objDefineProp(target, key, desc);
+    }
+    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+        if (_objDefineProperty) {
+            try {
+                var descriptor = {
+                    enumerable: true,
+                    configurable: isUndefined(configurable) ? true : configurable
+                };
+                if (getProp) {
+                    descriptor.get = getProp;
+                }
+                if (setProp) {
+                    descriptor.set = setProp;
+                }
+                return objDefineProp(target, prop, descriptor);
+            }
+            catch (e) {
+                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+            }
+        }
+    }
+
+    var _fnToString;
+    var _objCtrFnString;
+    var _gblWindow;
+    function isPlainObject(value) {
+        if (!value || typeof value !== OBJECT) {
+            return false;
+        }
+        if (!_gblWindow) {
+            _gblWindow = hasWindow() ? getWindow() : true;
+        }
+        var result = false;
+        if (value !== _gblWindow) {
+            if (!_objCtrFnString) {
+                _fnToString = Function[PROTOTYPE].toString;
+                _objCtrFnString = _fnToString.call(ObjClass);
+            }
+            try {
+                var proto = objGetPrototypeOf(value);
+                result = !proto;
+                if (!result) {
+                    if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                        proto = proto[CONSTRUCTOR];
+                    }
+                    result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+                }
+            }
+            catch (ex) {
+            }
+        }
+        return result;
+    }
+
+    function _defaultDeepCopyHandler(details) {
+        var target = details.result = {};
+        details.copyTo(target, details.value);
+        return true;
+    }
+    var defaultDeepCopyHandlers = [
+        arrayDeepCopyHandler,
+        plainObjDeepCopyHandler,
+        functionDeepCopyHandler,
+        dateDeepCopyHandler
+    ];
+    function _getSetVisited(visitMap, source, newPath, cb) {
+        var theEntry;
+        arrForEach(visitMap, function (entry) {
+            if (entry.k === source) {
+                theEntry = entry;
+                return -1;
+            }
+        });
+        if (!theEntry) {
+            theEntry = { k: source, v: source };
+            visitMap.push(theEntry);
+            cb(theEntry);
+        }
+        return theEntry.v;
+    }
+    function _deepCopy(visitMap, value, ctx, key) {
+        var userHandler = ctx.handler;
+        var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+        var newCtx = {
+            handler: ctx.handler,
+            src: ctx.src,
+            path: newPath
+        };
+        var details = {
+            type: typeof value,
+            isPrim: isPrimitive(value),
+            value: value,
+            result: value,
+            path: newPath,
+            origin: ctx.src,
+            copy: function (source, newKey) {
+                return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+            },
+            copyTo: function (target, source) {
+                return _copyProps(visitMap, target, source, newCtx);
+            }
+        };
+        if (!details.isPrim) {
+            return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+                objDefineAccessors(details, "result", function () {
+                    return newEntry.v;
+                }, function (newValue) {
+                    newEntry.v = newValue;
+                }, true);
+                var idx = 0;
+                var handler = userHandler;
+                while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                    handler = null;
+                }
+            });
+        }
+        if (userHandler && userHandler.call(ctx, details)) {
+            return details.result;
+        }
+        return value;
+    }
+    function _copyProps(visitMap, target, source, ctx) {
+        if (!isNullOrUndefined(source)) {
+            for (var key in source) {
+                target[key] = _deepCopy(visitMap, source[key], ctx, key);
+            }
+        }
+        return target;
+    }
+    function objCopyProps(target, source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source,
+            path: []
+        };
+        return _copyProps([], target, source, ctx);
+    }
+    function objDeepCopy(source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source
+        };
+        return _deepCopy([], source, ctx);
+    }
+    function arrayDeepCopyHandler(details) {
+        var value = details.value;
+        if (isArray(value)) {
+            var target_1 = details.result = [];
+            target_1.length = value.length;
+            arrForEach(value, function (theValue, idx) {
+                target_1[idx] = details.copy(theValue, idx);
+            });
+            return true;
+        }
+        return false;
+    }
+    function dateDeepCopyHandler(details) {
+        var value = details.value;
+        if (isDate(value)) {
+            details.result = new Date(value.getTime());
+            return true;
+        }
+        return false;
+    }
+    function functionDeepCopyHandler(details) {
+        if (details.type === FUNCTION) {
+            return true;
+        }
+        return false;
+    }
+    function plainObjDeepCopyHandler(details) {
+        var value = details.value;
+        if (isPlainObject(value)) {
+            var target = details.result = {};
+            details.copyTo(target, value);
+            return true;
+        }
+        return false;
+    }
+
     function _doExtend(target, theArgs) {
@@ -548,2 +747,20 @@ arrForEach(theArgs, function (theArg) {
 
+    var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+    function hasPerformance() {
+        return !!getPerformance();
+    }
+    function getPerformance() {
+        return _hasPerf ? performance : getInst("performance");
+    }
+    function perfNow() {
+        var perf = getPerformance();
+        if (perf && perf.now) {
+            return perf.now();
+        }
+        return utcNow();
+    }
+    function elapsedTime(startTime) {
+        return perfNow() - startTime;
+    }
+
     function _checkLength(value, props) {
@@ -596,44 +813,2 @@ var result;
 
-    var _objDefineProperty = ObjClass["defineProperty"];
-    function objDefineProp(target, key, descriptor) {
-        if (_objDefineProperty) {
-            _objDefineProperty(target, key, descriptor);
-            return target;
-        }
-        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-    }
-    function objDefineGet(target, key, value, configurable) {
-        var desc = {
-            enumerable: true,
-            configurable: isUndefined(configurable) ? true : configurable
-        };
-        if (isFunction(value)) {
-            desc.get = value;
-        }
-        else {
-            desc[VALUE] = value;
-        }
-        return objDefineProp(target, key, desc);
-    }
-    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-        if (_objDefineProperty) {
-            try {
-                var descriptor = {
-                    enumerable: true,
-                    configurable: isUndefined(configurable) ? true : configurable
-                };
-                if (getProp) {
-                    descriptor.get = getProp;
-                }
-                if (setProp) {
-                    descriptor.set = setProp;
-                }
-                return objDefineProp(target, prop, descriptor);
-            }
-            catch (e) {
-                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-            }
-        }
-    }
-
     function createIterable(ctx) {
@@ -956,2 +1131,96 @@ return makeIterable({}, ctx);
 
+    function _extractArgs(args, startAt) {
+        var theArgs = [];
+        for (var lp = startAt; lp < args[LENGTH]; lp++) {
+            theArgs[lp - startAt] = args[lp];
+        }
+        return theArgs;
+    }
+
+    function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+        var timeoutId = overrideFn.apply(self, theArgs);
+        return {
+            cancel: function () {
+                clearTimeout(timeoutId);
+            },
+            refresh: function () {
+                clearTimeout(timeoutId);
+                timeoutId = overrideFn.apply(self, theArgs);
+                return this;
+            }
+        };
+    }
+    function scheduleTimeout(callback, timeout) {
+        return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+    }
+    function scheduleTimeoutWith(overrideFn, callback, timeout) {
+        return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+    }
+
+    var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+    var _defaultIdleTimeout = 100;
+    var _maxExecutionTime = 50;
+    function hasIdleCallback() {
+        return !!(_hasIdleCallback ? requestIdleCallback : false);
+    }
+    function setDefaultIdleTimeout(timeout) {
+        _defaultIdleTimeout = timeout;
+    }
+    function setDefaultMaxExecutionTime(maxTime) {
+        _maxExecutionTime = maxTime;
+    }
+    function scheduleIdleCallback(callback, options) {
+        var idleId;
+        function _createDeadline(timedOut) {
+            var startTime = perfNow();
+            return {
+                didTimeout: timedOut,
+                timeRemaining: function () {
+                    return _maxExecutionTime - elapsedTime(startTime);
+                }
+            };
+        }
+        function _doRequestIdleCallback() {
+            idleId = requestIdleCallback(function (deadline) {
+                callback(deadline || _createDeadline(false));
+            }, options);
+        }
+        if (hasIdleCallback()) {
+            _doRequestIdleCallback();
+            return {
+                cancel: function () {
+                    cancelIdleCallback(idleId);
+                },
+                refresh: function () {
+                    cancelIdleCallback(idleId);
+                    _doRequestIdleCallback();
+                    return this;
+                }
+            };
+        }
+        var timeout = (options || {}).timeout;
+        if (isUndefined(timeout)) {
+            timeout = _defaultIdleTimeout;
+        }
+        return scheduleTimeout(function () {
+            callback(_createDeadline(true));
+        }, timeout);
+    }
+
+    function scheduleInterval(callback, timeout) {
+        var self = this;
+        var theArguments = arguments;
+        var intervalId = setInterval.apply(self, theArguments);
+        return {
+            cancel: function () {
+                clearInterval(intervalId);
+            },
+            refresh: function () {
+                clearInterval(intervalId);
+                intervalId = setInterval.apply(self, theArguments);
+                return this;
+            }
+        };
+    }
+
     function polyIsArray(value) {
@@ -982,2 +1251,3 @@ if (isNullOrUndefined(value)) {
     exports.arrReduce = arrReduce;
+    exports.arrayDeepCopyHandler = arrayDeepCopyHandler;
     exports.asString = asString;
@@ -994,4 +1264,7 @@ exports.createArrayIterator = createArrayIterator;
     exports.createTypeMap = createTypeMap;
+    exports.dateDeepCopyHandler = dateDeepCopyHandler;
     exports.deepExtend = deepExtend;
     exports.dumpObj = dumpObj;
+    exports.elapsedTime = elapsedTime;
+    exports.functionDeepCopyHandler = functionDeepCopyHandler;
     exports.getDocument = getDocument;
@@ -1005,2 +1278,3 @@ exports.getGlobal = getGlobal;
     exports.getNavigator = getNavigator;
+    exports.getPerformance = getPerformance;
     exports.getSymbol = getSymbol;
@@ -1010,3 +1284,5 @@ exports.getWindow = getWindow;
     exports.hasHistory = hasHistory;
+    exports.hasIdleCallback = hasIdleCallback;
     exports.hasNavigator = hasNavigator;
+    exports.hasPerformance = hasPerformance;
     exports.hasSymbol = hasSymbol;
@@ -1032,2 +1308,4 @@ exports.hasValue = hasValue;
     exports.isObject = isObject;
+    exports.isPlainObject = isPlainObject;
+    exports.isPrimitive = isPrimitive;
     exports.isPromise = isPromise;
@@ -1066,2 +1344,3 @@ exports.isPromiseLike = isPromiseLike;
     exports.objGetOwnPropertyDescriptor = objGetOwnPropertyDescriptor;
+    exports.objGetPrototypeOf = objGetPrototypeOf;
     exports.objHasOwn = objHasOwn;
@@ -1073,2 +1352,4 @@ exports.objHasOwnProperty = objHasOwnProperty;
     exports.objToString = objToString;
+    exports.perfNow = perfNow;
+    exports.plainObjDeepCopyHandler = plainObjDeepCopyHandler;
     exports.polyGetKnownSymbol = polyGetKnownSymbol;
@@ -1085,2 +1366,9 @@ exports.polyIsArray = polyIsArray;
     exports.polySymbolKeyFor = polySymbolKeyFor;
+    exports.polyUtcNow = polyUtcNow;
+    exports.scheduleIdleCallback = scheduleIdleCallback;
+    exports.scheduleInterval = scheduleInterval;
+    exports.scheduleTimeout = scheduleTimeout;
+    exports.scheduleTimeoutWith = scheduleTimeoutWith;
+    exports.setDefaultIdleTimeout = setDefaultIdleTimeout;
+    exports.setDefaultMaxExecutionTime = setDefaultMaxExecutionTime;
     exports.strEndsWith = strEndsWith;
@@ -1111,2 +1399,3 @@ exports.strIndexOf = strIndexOf;
     exports.throwUnsupported = throwUnsupported;
+    exports.utcNow = utcNow;
 
@@ -1113,0 +1402,0 @@ Object.defineProperty(exports, '__esModule', { value: true });

dist/iife/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
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non-object");var r,t=[];for(r in n)I(n,r)&&t.push(r);return t},n.polyStrSubstr=_r,n.polyStrTrim=Lr,n.polyStrTrimEnd=zr,n.polyStrTrimStart=Br,n.polySymbolFor=Wn,n.polySymbolKeyFor=Kn,n.polyUtcNow=Zn,n.scheduleIdleCallback=function(r,n){var t,e;function o(n){var r=jr();return{didTimeout:n,timeRemaining:function(){return rt-Tr(r)}}}function u(){t=requestIdleCallback(function(n){r(n||o(!1))},n)}return tt()?(u(),{cancel:function(){cancelIdleCallback(t)},refresh:function(){return cancelIdleCallback(t),u(),this}}):Yr(function(){r(o(!0))},b(e=(n||{}).timeout)?nt:e)},n.scheduleInterval=function(n,r){var t=this,e=arguments,o=setInterval.apply(t,e);return{cancel:function(){clearInterval(o)},refresh:function(){return clearInterval(o),o=setInterval.apply(t,e),this}}},n.scheduleTimeout=Yr,n.scheduleTimeoutWith=function(n,r,t){return Xr(this,n||setTimeout,Qr(arguments,1))},n.setDefaultIdleTimeout=function(n){nt=n},n.setDefaultMaxExecutionTime=function(n){rt=n},n.strEndsWith=Ar,n.strIndexOf=L,n.strIsNullOrEmpty=function(n){return g(n)?n===o:d(n)},n.strIsNullOrWhiteSpace=function(n){return g(n)?n.replace(/[\s\t\r\n\f]+/g,o)===o:d(n)},n.strLastIndexOf=Wr,n.strLeft=function(n,r){return A(n,0,r)},n.strPadEnd=Hr,n.strPadStart=Mr,n.strRepeat=Kr,n.strRight=function(n,r){var t=n[c];return r<=0?o:r<t?A(n,t-r):n},n.strSlice=Cr,n.strStartsWith=Ur,n.strSubstr=Fr,n.strSubstring=A,n.strTrim=Vr,n.strTrimEnd=e,n.strTrimLeft=$r,n.strTrimRight=Jr,n.strTrimStart=qr,n.symbolFor=Gn,n.symbolKeyFor=Ln,n.throwError=function(n){throw Error(n)},n.throwRangeError=Sn,n.throwTypeError=P,n.throwUnsupported=Xn,n.utcNow=Yn,Object.defineProperty(n,"__esModule",{value:!0}),n}({});
 //# sourceMappingURL=ts-utils.min.js.map

dist/node/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -22,2 +22,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
     var UNDEFINED = "undefined";
+    var CONSTRUCTOR = "constructor";
     var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -37,3 +38,2 @@ var SYMBOL = "Symbol";
     var ArrCls = Array;
-    var ArrProto = ArrCls[PROTOTYPE];
 
@@ -50,2 +50,3 @@ function _safeCheck(cb, defValue) {
 
+    var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
     function _createIs(theType) {
@@ -82,6 +83,13 @@ return function (value) {
     }
+    function isPrimitive(value) {
+        var theType = typeof value;
+        if (value && theType === OBJECT) {
+            return false;
+        }
+        return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+    }
     var isString = _createIs(STRING);
     var isFunction = _createIs(FUNCTION);
     function isObject(value) {
-        if (isNullOrUndefined(value)) {
+        if (!value && isNullOrUndefined(value)) {
             return false;
@@ -209,15 +217,2 @@ }
 
-    function arrForEach(arr, callbackfn, thisArg) {
-        if (arr) {
-            var len = arr[LENGTH];
-            for (var idx = 0; idx < len; idx++) {
-                if (idx in arr) {
-                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                        break;
-                    }
-                }
-            }
-        }
-    }
-
     function throwError(message) {
@@ -233,3 +228,2 @@ throw new Error(message);
 
-    var ObjAssign = ObjClass["assign"];
     var _objFreeze = ObjClass["freeze"];
@@ -239,3 +233,3 @@ function _doNothing(value) {
     }
-    var objAssign = ObjAssign;
+    var objAssign = ObjClass["assign"];
     function objKeys(value) {
@@ -247,23 +241,2 @@ if (!isObject(value) || value === null) {
     }
-    function objDeepCopy(source) {
-        if (isArray(source)) {
-            var result_1 = [];
-            arrForEach(source, function (value) {
-                result_1.push(objDeepCopy(value));
-            });
-            return result_1;
-        }
-        if (isObject(source)) {
-            return objCopyProps({}, source);
-        }
-        return source;
-    }
-    function objCopyProps(target, source) {
-        if (!isNullOrUndefined(source)) {
-            objForEachKey(source, function (key, value) {
-                target[key] = objDeepCopy(value);
-            });
-        }
-        return target;
-    }
     function objDeepFreeze(value) {
@@ -281,2 +254,3 @@ if (_objFreeze) {
     var objSeal = ObjClass["seal"] || _doNothing;
+    var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -409,3 +383,3 @@ function createEnum(values) {
             if (isArray(elms)) {
-                ArrProto.push.apply(target, elms);
+                target.push.apply(target, elms);
             }
@@ -426,2 +400,15 @@ else if (isIterator(elms)) {
 
+    function arrForEach(arr, callbackfn, thisArg) {
+        if (arr) {
+            var len = arr[LENGTH];
+            for (var idx = 0; idx < len; idx++) {
+                if (idx in arr) {
+                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
     function dumpObj(object, format) {
@@ -434,12 +421,17 @@ var objectTypeDump = objToString(object);
         else {
-            if (format) {
-                if (isNumber(format)) {
-                    propertyValueDump = JSON.stringify(object, null, format);
+            try {
+                if (format) {
+                    if (isNumber(format)) {
+                        propertyValueDump = JSON.stringify(object, null, format);
+                    }
+                    else {
+                        propertyValueDump = JSON.stringify(object, null, 4);
+                    }
                 }
                 else {
-                    propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                    propertyValueDump = JSON.stringify(object);
                 }
             }
-            else {
-                propertyValueDump = JSON.stringify(object);
+            catch (e) {
+                propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
             }
@@ -515,2 +507,209 @@ }
 
+    function utcNow() {
+        return (Date.now || polyUtcNow)();
+    }
+    function polyUtcNow() {
+        return new Date().getTime();
+    }
+
+    var _objDefineProperty = ObjClass["defineProperty"];
+    function objDefineProp(target, key, descriptor) {
+        if (_objDefineProperty) {
+            _objDefineProperty(target, key, descriptor);
+            return target;
+        }
+        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+    }
+    function objDefineGet(target, key, value, configurable) {
+        var desc = {
+            enumerable: true,
+            configurable: isUndefined(configurable) ? true : configurable
+        };
+        if (isFunction(value)) {
+            desc.get = value;
+        }
+        else {
+            desc[VALUE] = value;
+        }
+        return objDefineProp(target, key, desc);
+    }
+    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+        if (_objDefineProperty) {
+            try {
+                var descriptor = {
+                    enumerable: true,
+                    configurable: isUndefined(configurable) ? true : configurable
+                };
+                if (getProp) {
+                    descriptor.get = getProp;
+                }
+                if (setProp) {
+                    descriptor.set = setProp;
+                }
+                return objDefineProp(target, prop, descriptor);
+            }
+            catch (e) {
+                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+            }
+        }
+    }
+
+    var _fnToString;
+    var _objCtrFnString;
+    var _gblWindow;
+    function isPlainObject(value) {
+        if (!value || typeof value !== OBJECT) {
+            return false;
+        }
+        if (!_gblWindow) {
+            _gblWindow = hasWindow() ? getWindow() : true;
+        }
+        var result = false;
+        if (value !== _gblWindow) {
+            if (!_objCtrFnString) {
+                _fnToString = Function[PROTOTYPE].toString;
+                _objCtrFnString = _fnToString.call(ObjClass);
+            }
+            try {
+                var proto = objGetPrototypeOf(value);
+                result = !proto;
+                if (!result) {
+                    if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                        proto = proto[CONSTRUCTOR];
+                    }
+                    result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+                }
+            }
+            catch (ex) {
+            }
+        }
+        return result;
+    }
+
+    function _defaultDeepCopyHandler(details) {
+        var target = details.result = {};
+        details.copyTo(target, details.value);
+        return true;
+    }
+    var defaultDeepCopyHandlers = [
+        arrayDeepCopyHandler,
+        plainObjDeepCopyHandler,
+        functionDeepCopyHandler,
+        dateDeepCopyHandler
+    ];
+    function _getSetVisited(visitMap, source, newPath, cb) {
+        var theEntry;
+        arrForEach(visitMap, function (entry) {
+            if (entry.k === source) {
+                theEntry = entry;
+                return -1;
+            }
+        });
+        if (!theEntry) {
+            theEntry = { k: source, v: source };
+            visitMap.push(theEntry);
+            cb(theEntry);
+        }
+        return theEntry.v;
+    }
+    function _deepCopy(visitMap, value, ctx, key) {
+        var userHandler = ctx.handler;
+        var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+        var newCtx = {
+            handler: ctx.handler,
+            src: ctx.src,
+            path: newPath
+        };
+        var details = {
+            type: typeof value,
+            isPrim: isPrimitive(value),
+            value: value,
+            result: value,
+            path: newPath,
+            origin: ctx.src,
+            copy: function (source, newKey) {
+                return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+            },
+            copyTo: function (target, source) {
+                return _copyProps(visitMap, target, source, newCtx);
+            }
+        };
+        if (!details.isPrim) {
+            return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+                objDefineAccessors(details, "result", function () {
+                    return newEntry.v;
+                }, function (newValue) {
+                    newEntry.v = newValue;
+                }, true);
+                var idx = 0;
+                var handler = userHandler;
+                while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                    handler = null;
+                }
+            });
+        }
+        if (userHandler && userHandler.call(ctx, details)) {
+            return details.result;
+        }
+        return value;
+    }
+    function _copyProps(visitMap, target, source, ctx) {
+        if (!isNullOrUndefined(source)) {
+            for (var key in source) {
+                target[key] = _deepCopy(visitMap, source[key], ctx, key);
+            }
+        }
+        return target;
+    }
+    function objCopyProps(target, source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source,
+            path: []
+        };
+        return _copyProps([], target, source, ctx);
+    }
+    function objDeepCopy(source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source
+        };
+        return _deepCopy([], source, ctx);
+    }
+    function arrayDeepCopyHandler(details) {
+        var value = details.value;
+        if (isArray(value)) {
+            var target_1 = details.result = [];
+            target_1.length = value.length;
+            arrForEach(value, function (theValue, idx) {
+                target_1[idx] = details.copy(theValue, idx);
+            });
+            return true;
+        }
+        return false;
+    }
+    function dateDeepCopyHandler(details) {
+        var value = details.value;
+        if (isDate(value)) {
+            details.result = new Date(value.getTime());
+            return true;
+        }
+        return false;
+    }
+    function functionDeepCopyHandler(details) {
+        if (details.type === FUNCTION) {
+            return true;
+        }
+        return false;
+    }
+    function plainObjDeepCopyHandler(details) {
+        var value = details.value;
+        if (isPlainObject(value)) {
+            var target = details.result = {};
+            details.copyTo(target, value);
+            return true;
+        }
+        return false;
+    }
+
     function _doExtend(target, theArgs) {
@@ -550,2 +749,20 @@ arrForEach(theArgs, function (theArg) {
 
+    var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+    function hasPerformance() {
+        return !!getPerformance();
+    }
+    function getPerformance() {
+        return _hasPerf ? performance : getInst("performance");
+    }
+    function perfNow() {
+        var perf = getPerformance();
+        if (perf && perf.now) {
+            return perf.now();
+        }
+        return utcNow();
+    }
+    function elapsedTime(startTime) {
+        return perfNow() - startTime;
+    }
+
     function _checkLength(value, props) {
@@ -598,44 +815,2 @@ var result;
 
-    var _objDefineProperty = ObjClass["defineProperty"];
-    function objDefineProp(target, key, descriptor) {
-        if (_objDefineProperty) {
-            _objDefineProperty(target, key, descriptor);
-            return target;
-        }
-        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-    }
-    function objDefineGet(target, key, value, configurable) {
-        var desc = {
-            enumerable: true,
-            configurable: isUndefined(configurable) ? true : configurable
-        };
-        if (isFunction(value)) {
-            desc.get = value;
-        }
-        else {
-            desc[VALUE] = value;
-        }
-        return objDefineProp(target, key, desc);
-    }
-    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-        if (_objDefineProperty) {
-            try {
-                var descriptor = {
-                    enumerable: true,
-                    configurable: isUndefined(configurable) ? true : configurable
-                };
-                if (getProp) {
-                    descriptor.get = getProp;
-                }
-                if (setProp) {
-                    descriptor.set = setProp;
-                }
-                return objDefineProp(target, prop, descriptor);
-            }
-            catch (e) {
-                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-            }
-        }
-    }
-
     function createIterable(ctx) {
@@ -958,2 +1133,96 @@ return makeIterable({}, ctx);
 
+    function _extractArgs(args, startAt) {
+        var theArgs = [];
+        for (var lp = startAt; lp < args[LENGTH]; lp++) {
+            theArgs[lp - startAt] = args[lp];
+        }
+        return theArgs;
+    }
+
+    function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+        var timeoutId = overrideFn.apply(self, theArgs);
+        return {
+            cancel: function () {
+                clearTimeout(timeoutId);
+            },
+            refresh: function () {
+                clearTimeout(timeoutId);
+                timeoutId = overrideFn.apply(self, theArgs);
+                return this;
+            }
+        };
+    }
+    function scheduleTimeout(callback, timeout) {
+        return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+    }
+    function scheduleTimeoutWith(overrideFn, callback, timeout) {
+        return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+    }
+
+    var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+    var _defaultIdleTimeout = 100;
+    var _maxExecutionTime = 50;
+    function hasIdleCallback() {
+        return !!(_hasIdleCallback ? requestIdleCallback : false);
+    }
+    function setDefaultIdleTimeout(timeout) {
+        _defaultIdleTimeout = timeout;
+    }
+    function setDefaultMaxExecutionTime(maxTime) {
+        _maxExecutionTime = maxTime;
+    }
+    function scheduleIdleCallback(callback, options) {
+        var idleId;
+        function _createDeadline(timedOut) {
+            var startTime = perfNow();
+            return {
+                didTimeout: timedOut,
+                timeRemaining: function () {
+                    return _maxExecutionTime - elapsedTime(startTime);
+                }
+            };
+        }
+        function _doRequestIdleCallback() {
+            idleId = requestIdleCallback(function (deadline) {
+                callback(deadline || _createDeadline(false));
+            }, options);
+        }
+        if (hasIdleCallback()) {
+            _doRequestIdleCallback();
+            return {
+                cancel: function () {
+                    cancelIdleCallback(idleId);
+                },
+                refresh: function () {
+                    cancelIdleCallback(idleId);
+                    _doRequestIdleCallback();
+                    return this;
+                }
+            };
+        }
+        var timeout = (options || {}).timeout;
+        if (isUndefined(timeout)) {
+            timeout = _defaultIdleTimeout;
+        }
+        return scheduleTimeout(function () {
+            callback(_createDeadline(true));
+        }, timeout);
+    }
+
+    function scheduleInterval(callback, timeout) {
+        var self = this;
+        var theArguments = arguments;
+        var intervalId = setInterval.apply(self, theArguments);
+        return {
+            cancel: function () {
+                clearInterval(intervalId);
+            },
+            refresh: function () {
+                clearInterval(intervalId);
+                intervalId = setInterval.apply(self, theArguments);
+                return this;
+            }
+        };
+    }
+
     function polyIsArray(value) {
@@ -984,2 +1253,3 @@ if (isNullOrUndefined(value)) {
     exports.arrReduce = arrReduce;
+    exports.arrayDeepCopyHandler = arrayDeepCopyHandler;
     exports.asString = asString;
@@ -996,4 +1266,7 @@ exports.createArrayIterator = createArrayIterator;
     exports.createTypeMap = createTypeMap;
+    exports.dateDeepCopyHandler = dateDeepCopyHandler;
     exports.deepExtend = deepExtend;
     exports.dumpObj = dumpObj;
+    exports.elapsedTime = elapsedTime;
+    exports.functionDeepCopyHandler = functionDeepCopyHandler;
     exports.getDocument = getDocument;
@@ -1007,2 +1280,3 @@ exports.getGlobal = getGlobal;
     exports.getNavigator = getNavigator;
+    exports.getPerformance = getPerformance;
     exports.getSymbol = getSymbol;
@@ -1012,3 +1286,5 @@ exports.getWindow = getWindow;
     exports.hasHistory = hasHistory;
+    exports.hasIdleCallback = hasIdleCallback;
     exports.hasNavigator = hasNavigator;
+    exports.hasPerformance = hasPerformance;
     exports.hasSymbol = hasSymbol;
@@ -1034,2 +1310,4 @@ exports.hasValue = hasValue;
     exports.isObject = isObject;
+    exports.isPlainObject = isPlainObject;
+    exports.isPrimitive = isPrimitive;
     exports.isPromise = isPromise;
@@ -1068,2 +1346,3 @@ exports.isPromiseLike = isPromiseLike;
     exports.objGetOwnPropertyDescriptor = objGetOwnPropertyDescriptor;
+    exports.objGetPrototypeOf = objGetPrototypeOf;
     exports.objHasOwn = objHasOwn;
@@ -1075,2 +1354,4 @@ exports.objHasOwnProperty = objHasOwnProperty;
     exports.objToString = objToString;
+    exports.perfNow = perfNow;
+    exports.plainObjDeepCopyHandler = plainObjDeepCopyHandler;
     exports.polyGetKnownSymbol = polyGetKnownSymbol;
@@ -1087,2 +1368,9 @@ exports.polyIsArray = polyIsArray;
     exports.polySymbolKeyFor = polySymbolKeyFor;
+    exports.polyUtcNow = polyUtcNow;
+    exports.scheduleIdleCallback = scheduleIdleCallback;
+    exports.scheduleInterval = scheduleInterval;
+    exports.scheduleTimeout = scheduleTimeout;
+    exports.scheduleTimeoutWith = scheduleTimeoutWith;
+    exports.setDefaultIdleTimeout = setDefaultIdleTimeout;
+    exports.setDefaultMaxExecutionTime = setDefaultMaxExecutionTime;
     exports.strEndsWith = strEndsWith;
@@ -1113,2 +1401,3 @@ exports.strIndexOf = strIndexOf;
     exports.throwUnsupported = throwUnsupported;
+    exports.utcNow = utcNow;
 
@@ -1115,0 +1404,0 @@ Object.defineProperty(exports, '__esModule', { value: true });

dist/node/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
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dist/system/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -15,2 +15,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
                 arrForEach: arrForEach,
+                arrayDeepCopyHandler: arrayDeepCopyHandler,
                 createArrayIterator: createArrayIterator,
@@ -26,4 +27,7 @@ createCustomError: createCustomError,
                 createTypeMap: createTypeMap,
+                dateDeepCopyHandler: dateDeepCopyHandler,
                 deepExtend: deepExtend,
                 dumpObj: dumpObj,
+                elapsedTime: elapsedTime,
+                functionDeepCopyHandler: functionDeepCopyHandler,
                 getDocument: getDocument,
@@ -36,2 +40,3 @@ getGlobal: getGlobal,
                 getNavigator: getNavigator,
+                getPerformance: getPerformance,
                 getSymbol: getSymbol,
@@ -41,3 +46,5 @@ getWindow: getWindow,
                 hasHistory: hasHistory,
+                hasIdleCallback: hasIdleCallback,
                 hasNavigator: hasNavigator,
+                hasPerformance: hasPerformance,
                 hasSymbol: hasSymbol,
@@ -53,2 +60,4 @@ hasValue: hasValue,
                 isObject: isObject,
+                isPlainObject: isPlainObject,
+                isPrimitive: isPrimitive,
                 isPromise: isPromise,
@@ -78,2 +87,4 @@ isPromiseLike: isPromiseLike,
                 objToString: objToString,
+                perfNow: perfNow,
+                plainObjDeepCopyHandler: plainObjDeepCopyHandler,
                 polyGetKnownSymbol: polyGetKnownSymbol,
@@ -87,2 +98,9 @@ polyIsArray: polyIsArray,
                 polySymbolKeyFor: polySymbolKeyFor,
+                polyUtcNow: polyUtcNow,
+                scheduleIdleCallback: scheduleIdleCallback,
+                scheduleInterval: scheduleInterval,
+                scheduleTimeout: scheduleTimeout,
+                scheduleTimeoutWith: scheduleTimeoutWith,
+                setDefaultIdleTimeout: setDefaultIdleTimeout,
+                setDefaultMaxExecutionTime: setDefaultMaxExecutionTime,
                 strIsNullOrEmpty: strIsNullOrEmpty,
@@ -95,3 +113,4 @@ strIsNullOrWhiteSpace: strIsNullOrWhiteSpace,
                 throwTypeError: throwTypeError,
-                throwUnsupported: throwUnsupported
+                throwUnsupported: throwUnsupported,
+                utcNow: utcNow
             });
@@ -108,2 +127,3 @@
             var UNDEFINED = "undefined";
+            var CONSTRUCTOR = "constructor";
             var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -123,3 +143,2 @@ var SYMBOL = "Symbol";
             var ArrCls = Array;
-            var ArrProto = ArrCls[PROTOTYPE];
 
@@ -136,2 +155,3 @@ function _safeCheck(cb, defValue) {
 
+            var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
             function _createIs(theType) {
@@ -168,6 +188,13 @@ return function (value) {
             }
+            function isPrimitive(value) {
+                var theType = typeof value;
+                if (value && theType === OBJECT) {
+                    return false;
+                }
+                return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+            }
             var isString = exports('isString', _createIs(STRING));
             var isFunction = exports('isFunction', _createIs(FUNCTION));
             function isObject(value) {
-                if (isNullOrUndefined(value)) {
+                if (!value && isNullOrUndefined(value)) {
                     return false;
@@ -295,15 +322,2 @@ }
 
-            function arrForEach(arr, callbackfn, thisArg) {
-                if (arr) {
-                    var len = arr[LENGTH];
-                    for (var idx = 0; idx < len; idx++) {
-                        if (idx in arr) {
-                            if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                                break;
-                            }
-                        }
-                    }
-                }
-            }
-
             function throwError(message) {
@@ -319,3 +333,2 @@ throw new Error(message);
 
-            var ObjAssign = ObjClass["assign"];
             var _objFreeze = ObjClass["freeze"];
@@ -325,3 +338,3 @@ function _doNothing(value) {
             }
-            var objAssign = exports('objAssign', ObjAssign);
+            var objAssign = exports('objAssign', ObjClass["assign"]);
             function objKeys(value) {
@@ -333,23 +346,2 @@ if (!isObject(value) || value === null) {
             }
-            function objDeepCopy(source) {
-                if (isArray(source)) {
-                    var result_1 = [];
-                    arrForEach(source, function (value) {
-                        result_1.push(objDeepCopy(value));
-                    });
-                    return result_1;
-                }
-                if (isObject(source)) {
-                    return objCopyProps({}, source);
-                }
-                return source;
-            }
-            function objCopyProps(target, source) {
-                if (!isNullOrUndefined(source)) {
-                    objForEachKey(source, function (key, value) {
-                        target[key] = objDeepCopy(value);
-                    });
-                }
-                return target;
-            }
             function objDeepFreeze(value) {
@@ -367,2 +359,3 @@ if (_objFreeze) {
             var objSeal = exports('objSeal', ObjClass["seal"] || _doNothing);
+            var objGetPrototypeOf = exports('objGetPrototypeOf', ObjClass["getPrototypeOf"] || _doNothing);
 
@@ -495,3 +488,3 @@ function createEnum(values) {
                     if (isArray(elms)) {
-                        ArrProto.push.apply(target, elms);
+                        target.push.apply(target, elms);
                     }
@@ -512,2 +505,15 @@ else if (isIterator(elms)) {
 
+            function arrForEach(arr, callbackfn, thisArg) {
+                if (arr) {
+                    var len = arr[LENGTH];
+                    for (var idx = 0; idx < len; idx++) {
+                        if (idx in arr) {
+                            if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                                break;
+                            }
+                        }
+                    }
+                }
+            }
+
             function dumpObj(object, format) {
@@ -520,12 +526,17 @@ var objectTypeDump = objToString(object);
                 else {
-                    if (format) {
-                        if (isNumber(format)) {
-                            propertyValueDump = JSON.stringify(object, null, format);
+                    try {
+                        if (format) {
+                            if (isNumber(format)) {
+                                propertyValueDump = JSON.stringify(object, null, format);
+                            }
+                            else {
+                                propertyValueDump = JSON.stringify(object, null, 4);
+                            }
                         }
                         else {
-                            propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                            propertyValueDump = JSON.stringify(object);
                         }
                     }
-                    else {
-                        propertyValueDump = JSON.stringify(object);
+                    catch (e) {
+                        propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
                     }
@@ -601,2 +612,209 @@ }
 
+            function utcNow() {
+                return (Date.now || polyUtcNow)();
+            }
+            function polyUtcNow() {
+                return new Date().getTime();
+            }
+
+            var _objDefineProperty = ObjClass["defineProperty"];
+            function objDefineProp(target, key, descriptor) {
+                if (_objDefineProperty) {
+                    _objDefineProperty(target, key, descriptor);
+                    return target;
+                }
+                throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+            }
+            function objDefineGet(target, key, value, configurable) {
+                var desc = {
+                    enumerable: true,
+                    configurable: isUndefined(configurable) ? true : configurable
+                };
+                if (isFunction(value)) {
+                    desc.get = value;
+                }
+                else {
+                    desc[VALUE] = value;
+                }
+                return objDefineProp(target, key, desc);
+            }
+            function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+                if (_objDefineProperty) {
+                    try {
+                        var descriptor = {
+                            enumerable: true,
+                            configurable: isUndefined(configurable) ? true : configurable
+                        };
+                        if (getProp) {
+                            descriptor.get = getProp;
+                        }
+                        if (setProp) {
+                            descriptor.set = setProp;
+                        }
+                        return objDefineProp(target, prop, descriptor);
+                    }
+                    catch (e) {
+                        throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+                    }
+                }
+            }
+
+            var _fnToString;
+            var _objCtrFnString;
+            var _gblWindow;
+            function isPlainObject(value) {
+                if (!value || typeof value !== OBJECT) {
+                    return false;
+                }
+                if (!_gblWindow) {
+                    _gblWindow = hasWindow() ? getWindow() : true;
+                }
+                var result = false;
+                if (value !== _gblWindow) {
+                    if (!_objCtrFnString) {
+                        _fnToString = Function[PROTOTYPE].toString;
+                        _objCtrFnString = _fnToString.call(ObjClass);
+                    }
+                    try {
+                        var proto = objGetPrototypeOf(value);
+                        result = !proto;
+                        if (!result) {
+                            if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                                proto = proto[CONSTRUCTOR];
+                            }
+                            result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+                        }
+                    }
+                    catch (ex) {
+                    }
+                }
+                return result;
+            }
+
+            function _defaultDeepCopyHandler(details) {
+                var target = details.result = {};
+                details.copyTo(target, details.value);
+                return true;
+            }
+            var defaultDeepCopyHandlers = [
+                arrayDeepCopyHandler,
+                plainObjDeepCopyHandler,
+                functionDeepCopyHandler,
+                dateDeepCopyHandler
+            ];
+            function _getSetVisited(visitMap, source, newPath, cb) {
+                var theEntry;
+                arrForEach(visitMap, function (entry) {
+                    if (entry.k === source) {
+                        theEntry = entry;
+                        return -1;
+                    }
+                });
+                if (!theEntry) {
+                    theEntry = { k: source, v: source };
+                    visitMap.push(theEntry);
+                    cb(theEntry);
+                }
+                return theEntry.v;
+            }
+            function _deepCopy(visitMap, value, ctx, key) {
+                var userHandler = ctx.handler;
+                var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+                var newCtx = {
+                    handler: ctx.handler,
+                    src: ctx.src,
+                    path: newPath
+                };
+                var details = {
+                    type: typeof value,
+                    isPrim: isPrimitive(value),
+                    value: value,
+                    result: value,
+                    path: newPath,
+                    origin: ctx.src,
+                    copy: function (source, newKey) {
+                        return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+                    },
+                    copyTo: function (target, source) {
+                        return _copyProps(visitMap, target, source, newCtx);
+                    }
+                };
+                if (!details.isPrim) {
+                    return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+                        objDefineAccessors(details, "result", function () {
+                            return newEntry.v;
+                        }, function (newValue) {
+                            newEntry.v = newValue;
+                        }, true);
+                        var idx = 0;
+                        var handler = userHandler;
+                        while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                            handler = null;
+                        }
+                    });
+                }
+                if (userHandler && userHandler.call(ctx, details)) {
+                    return details.result;
+                }
+                return value;
+            }
+            function _copyProps(visitMap, target, source, ctx) {
+                if (!isNullOrUndefined(source)) {
+                    for (var key in source) {
+                        target[key] = _deepCopy(visitMap, source[key], ctx, key);
+                    }
+                }
+                return target;
+            }
+            function objCopyProps(target, source, handler) {
+                var ctx = {
+                    handler: handler,
+                    src: source,
+                    path: []
+                };
+                return _copyProps([], target, source, ctx);
+            }
+            function objDeepCopy(source, handler) {
+                var ctx = {
+                    handler: handler,
+                    src: source
+                };
+                return _deepCopy([], source, ctx);
+            }
+            function arrayDeepCopyHandler(details) {
+                var value = details.value;
+                if (isArray(value)) {
+                    var target_1 = details.result = [];
+                    target_1.length = value.length;
+                    arrForEach(value, function (theValue, idx) {
+                        target_1[idx] = details.copy(theValue, idx);
+                    });
+                    return true;
+                }
+                return false;
+            }
+            function dateDeepCopyHandler(details) {
+                var value = details.value;
+                if (isDate(value)) {
+                    details.result = new Date(value.getTime());
+                    return true;
+                }
+                return false;
+            }
+            function functionDeepCopyHandler(details) {
+                if (details.type === FUNCTION) {
+                    return true;
+                }
+                return false;
+            }
+            function plainObjDeepCopyHandler(details) {
+                var value = details.value;
+                if (isPlainObject(value)) {
+                    var target = details.result = {};
+                    details.copyTo(target, value);
+                    return true;
+                }
+                return false;
+            }
+
             function _doExtend(target, theArgs) {
@@ -636,2 +854,20 @@ arrForEach(theArgs, function (theArg) {
 
+            var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+            function hasPerformance() {
+                return !!getPerformance();
+            }
+            function getPerformance() {
+                return _hasPerf ? performance : getInst("performance");
+            }
+            function perfNow() {
+                var perf = getPerformance();
+                if (perf && perf.now) {
+                    return perf.now();
+                }
+                return utcNow();
+            }
+            function elapsedTime(startTime) {
+                return perfNow() - startTime;
+            }
+
             function _checkLength(value, props) {
@@ -684,44 +920,2 @@ var result;
 
-            var _objDefineProperty = ObjClass["defineProperty"];
-            function objDefineProp(target, key, descriptor) {
-                if (_objDefineProperty) {
-                    _objDefineProperty(target, key, descriptor);
-                    return target;
-                }
-                throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-            }
-            function objDefineGet(target, key, value, configurable) {
-                var desc = {
-                    enumerable: true,
-                    configurable: isUndefined(configurable) ? true : configurable
-                };
-                if (isFunction(value)) {
-                    desc.get = value;
-                }
-                else {
-                    desc[VALUE] = value;
-                }
-                return objDefineProp(target, key, desc);
-            }
-            function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-                if (_objDefineProperty) {
-                    try {
-                        var descriptor = {
-                            enumerable: true,
-                            configurable: isUndefined(configurable) ? true : configurable
-                        };
-                        if (getProp) {
-                            descriptor.get = getProp;
-                        }
-                        if (setProp) {
-                            descriptor.set = setProp;
-                        }
-                        return objDefineProp(target, prop, descriptor);
-                    }
-                    catch (e) {
-                        throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-                    }
-                }
-            }
-
             function createIterable(ctx) {
@@ -1044,2 +1238,96 @@ return makeIterable({}, ctx);
 
+            function _extractArgs(args, startAt) {
+                var theArgs = [];
+                for (var lp = startAt; lp < args[LENGTH]; lp++) {
+                    theArgs[lp - startAt] = args[lp];
+                }
+                return theArgs;
+            }
+
+            function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+                var timeoutId = overrideFn.apply(self, theArgs);
+                return {
+                    cancel: function () {
+                        clearTimeout(timeoutId);
+                    },
+                    refresh: function () {
+                        clearTimeout(timeoutId);
+                        timeoutId = overrideFn.apply(self, theArgs);
+                        return this;
+                    }
+                };
+            }
+            function scheduleTimeout(callback, timeout) {
+                return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+            }
+            function scheduleTimeoutWith(overrideFn, callback, timeout) {
+                return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+            }
+
+            var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+            var _defaultIdleTimeout = 100;
+            var _maxExecutionTime = 50;
+            function hasIdleCallback() {
+                return !!(_hasIdleCallback ? requestIdleCallback : false);
+            }
+            function setDefaultIdleTimeout(timeout) {
+                _defaultIdleTimeout = timeout;
+            }
+            function setDefaultMaxExecutionTime(maxTime) {
+                _maxExecutionTime = maxTime;
+            }
+            function scheduleIdleCallback(callback, options) {
+                var idleId;
+                function _createDeadline(timedOut) {
+                    var startTime = perfNow();
+                    return {
+                        didTimeout: timedOut,
+                        timeRemaining: function () {
+                            return _maxExecutionTime - elapsedTime(startTime);
+                        }
+                    };
+                }
+                function _doRequestIdleCallback() {
+                    idleId = requestIdleCallback(function (deadline) {
+                        callback(deadline || _createDeadline(false));
+                    }, options);
+                }
+                if (hasIdleCallback()) {
+                    _doRequestIdleCallback();
+                    return {
+                        cancel: function () {
+                            cancelIdleCallback(idleId);
+                        },
+                        refresh: function () {
+                            cancelIdleCallback(idleId);
+                            _doRequestIdleCallback();
+                            return this;
+                        }
+                    };
+                }
+                var timeout = (options || {}).timeout;
+                if (isUndefined(timeout)) {
+                    timeout = _defaultIdleTimeout;
+                }
+                return scheduleTimeout(function () {
+                    callback(_createDeadline(true));
+                }, timeout);
+            }
+
+            function scheduleInterval(callback, timeout) {
+                var self = this;
+                var theArguments = arguments;
+                var intervalId = setInterval.apply(self, theArguments);
+                return {
+                    cancel: function () {
+                        clearInterval(intervalId);
+                    },
+                    refresh: function () {
+                        clearInterval(intervalId);
+                        intervalId = setInterval.apply(self, theArguments);
+                        return this;
+                    }
+                };
+            }
+
             function polyIsArray(value) {
@@ -1046,0 +1334,0 @@ if (isNullOrUndefined(value)) {

dist/system/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
-System.register("nevware21.ts-utils",[],function(en){"use strict";return{execute:function(){en({arrAppend:function(r,n){if(!h(n)&&r)if(E(n))B.push.apply(r,n);else if(Wr(n))for(var t=n.next();!t[a];)r.push(t[f]),t=n.next();else r.push(n);return r},arrForEach:I,createArrayIterator:function(r){var n=-1,t=r?r.slice():[],e=t[c],r={n:function(){return e<=++n}};return Hr(r,"v",function(){if(0<=n&&n<e)return t[n]}),Jr(r)},createCustomError:Mr,createEnum:function(r){var t={};return T(r,function(r,n){t[r]=n,t[n]=r}),F(t)},createEnumKeyMap:wr,createEnumValueMap:function(r){var t={};return T(r,function(r,n){t[r]=n,t[n]=n}),F(t)},createIterable:function(r){return zr({},r)},createIterator:Jr,createRangeIterator:function(r,n,t){var e=r,o=W,u=(d(n)&&(n=r),t||(r<=n?1:-1)),t={n:function(){var r;return(r=0<u?n<e:e<n)||(o=e,e+=u),r}};return Hr(t,"v",function(){return o}),Jr(t)},createSimpleMap:jr,createTypeMap:jr,deepExtend:function(r){for(var n=[],t=1;t<arguments.length;t++)n[t-1]=arguments[t];return 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Array]"===m(r)},polyNewSymbol:P,polyObjHasOwn:br,polyObjKeys:function(r){if(!j(r)||null===r)throw new TypeError("polyObjKeys called on non-object");var n,t=[];for(n in r)yr(r,n)&&t.push(n);return t},polyStrSubstr:Zr,polySymbolFor:Nr,polySymbolKeyFor:Fr,strIsNullOrEmpty:function(r){return S(r)?r===o:d(r)},strIsNullOrWhiteSpace:function(r){return S(r)?r.replace(/[\s\t\r\n\f]+/g,o)===o:d(r)},strLeft:function(r,n){return K(r,0,n)},strRight:function(r,n){var t=r[c];return n<=0?o:n<t?K(r,t-n):r},throwError:function(r){throw Error(r)},throwRangeError:vr,throwTypeError:x,throwUnsupported:Ur});var W=undefined,o="",R="function",M="object",i="prototype",n="undefined",U="hasOwnProperty",t="Symbol",C="_polyfill",r="indexOf",c="length",a="done",f="value",e=Object,L=e[i],u=String,s=u[i],l=Math,p=Array,B=p[i];function y(r,n){try{n=r()}catch(t){}return n}function b(n){return function(r){return typeof r===n}}function v(n){return function(r){return!(!r||m(r)!==n)}}function m(r){return 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 //# sourceMappingURL=ts-utils.min.js.map

dist/umd/ts-utils.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -22,2 +22,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
     var UNDEFINED = "undefined";
+    var CONSTRUCTOR = "constructor";
     var HAS_OWN_PROPERTY = "hasOwnProperty";
@@ -37,3 +38,2 @@ var SYMBOL = "Symbol";
     var ArrCls = Array;
-    var ArrProto = ArrCls[PROTOTYPE];
 
@@ -50,2 +50,3 @@ function _safeCheck(cb, defValue) {
 
+    var PRIMITIVE_TYPES = [STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint"];
     function _createIs(theType) {
@@ -82,6 +83,13 @@ return function (value) {
     }
+    function isPrimitive(value) {
+        var theType = typeof value;
+        if (value && theType === OBJECT) {
+            return false;
+        }
+        return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+    }
     var isString = _createIs(STRING);
     var isFunction = _createIs(FUNCTION);
     function isObject(value) {
-        if (isNullOrUndefined(value)) {
+        if (!value && isNullOrUndefined(value)) {
             return false;
@@ -209,15 +217,2 @@ }
 
-    function arrForEach(arr, callbackfn, thisArg) {
-        if (arr) {
-            var len = arr[LENGTH];
-            for (var idx = 0; idx < len; idx++) {
-                if (idx in arr) {
-                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
-                        break;
-                    }
-                }
-            }
-        }
-    }
-
     function throwError(message) {
@@ -233,3 +228,2 @@ throw new Error(message);
 
-    var ObjAssign = ObjClass["assign"];
     var _objFreeze = ObjClass["freeze"];
@@ -239,3 +233,3 @@ function _doNothing(value) {
     }
-    var objAssign = ObjAssign;
+    var objAssign = ObjClass["assign"];
     function objKeys(value) {
@@ -247,23 +241,2 @@ if (!isObject(value) || value === null) {
     }
-    function objDeepCopy(source) {
-        if (isArray(source)) {
-            var result_1 = [];
-            arrForEach(source, function (value) {
-                result_1.push(objDeepCopy(value));
-            });
-            return result_1;
-        }
-        if (isObject(source)) {
-            return objCopyProps({}, source);
-        }
-        return source;
-    }
-    function objCopyProps(target, source) {
-        if (!isNullOrUndefined(source)) {
-            objForEachKey(source, function (key, value) {
-                target[key] = objDeepCopy(value);
-            });
-        }
-        return target;
-    }
     function objDeepFreeze(value) {
@@ -281,2 +254,3 @@ if (_objFreeze) {
     var objSeal = ObjClass["seal"] || _doNothing;
+    var objGetPrototypeOf = ObjClass["getPrototypeOf"] || _doNothing;
 
@@ -409,3 +383,3 @@ function createEnum(values) {
             if (isArray(elms)) {
-                ArrProto.push.apply(target, elms);
+                target.push.apply(target, elms);
             }
@@ -426,2 +400,15 @@ else if (isIterator(elms)) {
 
+    function arrForEach(arr, callbackfn, thisArg) {
+        if (arr) {
+            var len = arr[LENGTH];
+            for (var idx = 0; idx < len; idx++) {
+                if (idx in arr) {
+                    if (callbackfn.call(thisArg || arr, arr[idx], idx, arr) === -1) {
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
     function dumpObj(object, format) {
@@ -434,12 +421,17 @@ var objectTypeDump = objToString(object);
         else {
-            if (format) {
-                if (isNumber(format)) {
-                    propertyValueDump = JSON.stringify(object, null, format);
+            try {
+                if (format) {
+                    if (isNumber(format)) {
+                        propertyValueDump = JSON.stringify(object, null, format);
+                    }
+                    else {
+                        propertyValueDump = JSON.stringify(object, null, 4);
+                    }
                 }
                 else {
-                    propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                    propertyValueDump = JSON.stringify(object);
                 }
             }
-            else {
-                propertyValueDump = JSON.stringify(object);
+            catch (e) {
+                propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
             }
@@ -515,2 +507,209 @@ }
 
+    function utcNow() {
+        return (Date.now || polyUtcNow)();
+    }
+    function polyUtcNow() {
+        return new Date().getTime();
+    }
+
+    var _objDefineProperty = ObjClass["defineProperty"];
+    function objDefineProp(target, key, descriptor) {
+        if (_objDefineProperty) {
+            _objDefineProperty(target, key, descriptor);
+            return target;
+        }
+        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
+    }
+    function objDefineGet(target, key, value, configurable) {
+        var desc = {
+            enumerable: true,
+            configurable: isUndefined(configurable) ? true : configurable
+        };
+        if (isFunction(value)) {
+            desc.get = value;
+        }
+        else {
+            desc[VALUE] = value;
+        }
+        return objDefineProp(target, key, desc);
+    }
+    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
+        if (_objDefineProperty) {
+            try {
+                var descriptor = {
+                    enumerable: true,
+                    configurable: isUndefined(configurable) ? true : configurable
+                };
+                if (getProp) {
+                    descriptor.get = getProp;
+                }
+                if (setProp) {
+                    descriptor.set = setProp;
+                }
+                return objDefineProp(target, prop, descriptor);
+            }
+            catch (e) {
+                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
+            }
+        }
+    }
+
+    var _fnToString;
+    var _objCtrFnString;
+    var _gblWindow;
+    function isPlainObject(value) {
+        if (!value || typeof value !== OBJECT) {
+            return false;
+        }
+        if (!_gblWindow) {
+            _gblWindow = hasWindow() ? getWindow() : true;
+        }
+        var result = false;
+        if (value !== _gblWindow) {
+            if (!_objCtrFnString) {
+                _fnToString = Function[PROTOTYPE].toString;
+                _objCtrFnString = _fnToString.call(ObjClass);
+            }
+            try {
+                var proto = objGetPrototypeOf(value);
+                result = !proto;
+                if (!result) {
+                    if (objHasOwnProperty(proto, CONSTRUCTOR)) {
+                        proto = proto[CONSTRUCTOR];
+                    }
+                    result = proto && typeof proto === FUNCTION && _fnToString.call(proto) === _objCtrFnString;
+                }
+            }
+            catch (ex) {
+            }
+        }
+        return result;
+    }
+
+    function _defaultDeepCopyHandler(details) {
+        var target = details.result = {};
+        details.copyTo(target, details.value);
+        return true;
+    }
+    var defaultDeepCopyHandlers = [
+        arrayDeepCopyHandler,
+        plainObjDeepCopyHandler,
+        functionDeepCopyHandler,
+        dateDeepCopyHandler
+    ];
+    function _getSetVisited(visitMap, source, newPath, cb) {
+        var theEntry;
+        arrForEach(visitMap, function (entry) {
+            if (entry.k === source) {
+                theEntry = entry;
+                return -1;
+            }
+        });
+        if (!theEntry) {
+            theEntry = { k: source, v: source };
+            visitMap.push(theEntry);
+            cb(theEntry);
+        }
+        return theEntry.v;
+    }
+    function _deepCopy(visitMap, value, ctx, key) {
+        var userHandler = ctx.handler;
+        var newPath = ctx.path ? (key ? ctx.path.concat(key) : ctx.path) : [];
+        var newCtx = {
+            handler: ctx.handler,
+            src: ctx.src,
+            path: newPath
+        };
+        var details = {
+            type: typeof value,
+            isPrim: isPrimitive(value),
+            value: value,
+            result: value,
+            path: newPath,
+            origin: ctx.src,
+            copy: function (source, newKey) {
+                return _deepCopy(visitMap, source, newKey ? newCtx : ctx, newKey);
+            },
+            copyTo: function (target, source) {
+                return _copyProps(visitMap, target, source, newCtx);
+            }
+        };
+        if (!details.isPrim) {
+            return _getSetVisited(visitMap, value, newPath, function (newEntry) {
+                objDefineAccessors(details, "result", function () {
+                    return newEntry.v;
+                }, function (newValue) {
+                    newEntry.v = newValue;
+                }, true);
+                var idx = 0;
+                var handler = userHandler;
+                while (!(handler || (idx < defaultDeepCopyHandlers.length ? defaultDeepCopyHandlers[idx++] : _defaultDeepCopyHandler)).call(ctx, details)) {
+                    handler = null;
+                }
+            });
+        }
+        if (userHandler && userHandler.call(ctx, details)) {
+            return details.result;
+        }
+        return value;
+    }
+    function _copyProps(visitMap, target, source, ctx) {
+        if (!isNullOrUndefined(source)) {
+            for (var key in source) {
+                target[key] = _deepCopy(visitMap, source[key], ctx, key);
+            }
+        }
+        return target;
+    }
+    function objCopyProps(target, source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source,
+            path: []
+        };
+        return _copyProps([], target, source, ctx);
+    }
+    function objDeepCopy(source, handler) {
+        var ctx = {
+            handler: handler,
+            src: source
+        };
+        return _deepCopy([], source, ctx);
+    }
+    function arrayDeepCopyHandler(details) {
+        var value = details.value;
+        if (isArray(value)) {
+            var target_1 = details.result = [];
+            target_1.length = value.length;
+            arrForEach(value, function (theValue, idx) {
+                target_1[idx] = details.copy(theValue, idx);
+            });
+            return true;
+        }
+        return false;
+    }
+    function dateDeepCopyHandler(details) {
+        var value = details.value;
+        if (isDate(value)) {
+            details.result = new Date(value.getTime());
+            return true;
+        }
+        return false;
+    }
+    function functionDeepCopyHandler(details) {
+        if (details.type === FUNCTION) {
+            return true;
+        }
+        return false;
+    }
+    function plainObjDeepCopyHandler(details) {
+        var value = details.value;
+        if (isPlainObject(value)) {
+            var target = details.result = {};
+            details.copyTo(target, value);
+            return true;
+        }
+        return false;
+    }
+
     function _doExtend(target, theArgs) {
@@ -550,2 +749,20 @@ arrForEach(theArgs, function (theArg) {
 
+    var _hasPerf = _safeCheck(function () { return isDefined(performance); }, false);
+    function hasPerformance() {
+        return !!getPerformance();
+    }
+    function getPerformance() {
+        return _hasPerf ? performance : getInst("performance");
+    }
+    function perfNow() {
+        var perf = getPerformance();
+        if (perf && perf.now) {
+            return perf.now();
+        }
+        return utcNow();
+    }
+    function elapsedTime(startTime) {
+        return perfNow() - startTime;
+    }
+
     function _checkLength(value, props) {
@@ -598,44 +815,2 @@ var result;
 
-    var _objDefineProperty = ObjClass["defineProperty"];
-    function objDefineProp(target, key, descriptor) {
-        if (_objDefineProperty) {
-            _objDefineProperty(target, key, descriptor);
-            return target;
-        }
-        throwUnsupported("Unable to define property [" + objToString(key) + "] on " + dumpObj(target));
-    }
-    function objDefineGet(target, key, value, configurable) {
-        var desc = {
-            enumerable: true,
-            configurable: isUndefined(configurable) ? true : configurable
-        };
-        if (isFunction(value)) {
-            desc.get = value;
-        }
-        else {
-            desc[VALUE] = value;
-        }
-        return objDefineProp(target, key, desc);
-    }
-    function objDefineAccessors(target, prop, getProp, setProp, configurable) {
-        if (_objDefineProperty) {
-            try {
-                var descriptor = {
-                    enumerable: true,
-                    configurable: isUndefined(configurable) ? true : configurable
-                };
-                if (getProp) {
-                    descriptor.get = getProp;
-                }
-                if (setProp) {
-                    descriptor.set = setProp;
-                }
-                return objDefineProp(target, prop, descriptor);
-            }
-            catch (e) {
-                throwUnsupported("Unable to define accessors for [" + objToString(prop) + "] on " + dumpObj(target));
-            }
-        }
-    }
-
     function createIterable(ctx) {
@@ -958,2 +1133,96 @@ return makeIterable({}, ctx);
 
+    function _extractArgs(args, startAt) {
+        var theArgs = [];
+        for (var lp = startAt; lp < args[LENGTH]; lp++) {
+            theArgs[lp - startAt] = args[lp];
+        }
+        return theArgs;
+    }
+
+    function _scheduleTimeoutWith(self, overrideFn, theArgs) {
+        var timeoutId = overrideFn.apply(self, theArgs);
+        return {
+            cancel: function () {
+                clearTimeout(timeoutId);
+            },
+            refresh: function () {
+                clearTimeout(timeoutId);
+                timeoutId = overrideFn.apply(self, theArgs);
+                return this;
+            }
+        };
+    }
+    function scheduleTimeout(callback, timeout) {
+        return _scheduleTimeoutWith(this, setTimeout, _extractArgs(arguments, 0));
+    }
+    function scheduleTimeoutWith(overrideFn, callback, timeout) {
+        return _scheduleTimeoutWith(this, overrideFn || setTimeout, _extractArgs(arguments, 1));
+    }
+
+    var _hasIdleCallback = _safeCheck(function () { return isDefined(requestIdleCallback); }, false);
+    var _defaultIdleTimeout = 100;
+    var _maxExecutionTime = 50;
+    function hasIdleCallback() {
+        return !!(_hasIdleCallback ? requestIdleCallback : false);
+    }
+    function setDefaultIdleTimeout(timeout) {
+        _defaultIdleTimeout = timeout;
+    }
+    function setDefaultMaxExecutionTime(maxTime) {
+        _maxExecutionTime = maxTime;
+    }
+    function scheduleIdleCallback(callback, options) {
+        var idleId;
+        function _createDeadline(timedOut) {
+            var startTime = perfNow();
+            return {
+                didTimeout: timedOut,
+                timeRemaining: function () {
+                    return _maxExecutionTime - elapsedTime(startTime);
+                }
+            };
+        }
+        function _doRequestIdleCallback() {
+            idleId = requestIdleCallback(function (deadline) {
+                callback(deadline || _createDeadline(false));
+            }, options);
+        }
+        if (hasIdleCallback()) {
+            _doRequestIdleCallback();
+            return {
+                cancel: function () {
+                    cancelIdleCallback(idleId);
+                },
+                refresh: function () {
+                    cancelIdleCallback(idleId);
+                    _doRequestIdleCallback();
+                    return this;
+                }
+            };
+        }
+        var timeout = (options || {}).timeout;
+        if (isUndefined(timeout)) {
+            timeout = _defaultIdleTimeout;
+        }
+        return scheduleTimeout(function () {
+            callback(_createDeadline(true));
+        }, timeout);
+    }
+
+    function scheduleInterval(callback, timeout) {
+        var self = this;
+        var theArguments = arguments;
+        var intervalId = setInterval.apply(self, theArguments);
+        return {
+            cancel: function () {
+                clearInterval(intervalId);
+            },
+            refresh: function () {
+                clearInterval(intervalId);
+                intervalId = setInterval.apply(self, theArguments);
+                return this;
+            }
+        };
+    }
+
     function polyIsArray(value) {
@@ -984,2 +1253,3 @@ if (isNullOrUndefined(value)) {
     exports.arrReduce = arrReduce;
+    exports.arrayDeepCopyHandler = arrayDeepCopyHandler;
     exports.asString = asString;
@@ -996,4 +1266,7 @@ exports.createArrayIterator = createArrayIterator;
     exports.createTypeMap = createTypeMap;
+    exports.dateDeepCopyHandler = dateDeepCopyHandler;
     exports.deepExtend = deepExtend;
     exports.dumpObj = dumpObj;
+    exports.elapsedTime = elapsedTime;
+    exports.functionDeepCopyHandler = functionDeepCopyHandler;
     exports.getDocument = getDocument;
@@ -1007,2 +1280,3 @@ exports.getGlobal = getGlobal;
     exports.getNavigator = getNavigator;
+    exports.getPerformance = getPerformance;
     exports.getSymbol = getSymbol;
@@ -1012,3 +1286,5 @@ exports.getWindow = getWindow;
     exports.hasHistory = hasHistory;
+    exports.hasIdleCallback = hasIdleCallback;
     exports.hasNavigator = hasNavigator;
+    exports.hasPerformance = hasPerformance;
     exports.hasSymbol = hasSymbol;
@@ -1034,2 +1310,4 @@ exports.hasValue = hasValue;
     exports.isObject = isObject;
+    exports.isPlainObject = isPlainObject;
+    exports.isPrimitive = isPrimitive;
     exports.isPromise = isPromise;
@@ -1068,2 +1346,3 @@ exports.isPromiseLike = isPromiseLike;
     exports.objGetOwnPropertyDescriptor = objGetOwnPropertyDescriptor;
+    exports.objGetPrototypeOf = objGetPrototypeOf;
     exports.objHasOwn = objHasOwn;
@@ -1075,2 +1354,4 @@ exports.objHasOwnProperty = objHasOwnProperty;
     exports.objToString = objToString;
+    exports.perfNow = perfNow;
+    exports.plainObjDeepCopyHandler = plainObjDeepCopyHandler;
     exports.polyGetKnownSymbol = polyGetKnownSymbol;
@@ -1087,2 +1368,9 @@ exports.polyIsArray = polyIsArray;
     exports.polySymbolKeyFor = polySymbolKeyFor;
+    exports.polyUtcNow = polyUtcNow;
+    exports.scheduleIdleCallback = scheduleIdleCallback;
+    exports.scheduleInterval = scheduleInterval;
+    exports.scheduleTimeout = scheduleTimeout;
+    exports.scheduleTimeoutWith = scheduleTimeoutWith;
+    exports.setDefaultIdleTimeout = setDefaultIdleTimeout;
+    exports.setDefaultMaxExecutionTime = setDefaultMaxExecutionTime;
     exports.strEndsWith = strEndsWith;
@@ -1113,2 +1401,3 @@ exports.strIndexOf = strIndexOf;
     exports.throwUnsupported = throwUnsupported;
+    exports.utcNow = utcNow;
 
@@ -1115,0 +1404,0 @@ Object.defineProperty(exports, '__esModule', { value: true });

dist/umd/ts-utils.min.js

 /*!
- * NevWare21 - ts-utils, 0.4.3
+ * NevWare21 - ts-utils, 0.4.4
  * https://github.com/nevware21/ts-utils
@@ -7,3 +7,3 @@ * Copyright (c) NevWare21 and contributors. All rights reserved.
  */
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package.json

 {
     "name": "@nevware21/ts-utils",
     "description": "Common JavaScript/TypeScript helper functions for better minification",
-    "version": "0.4.3",
+    "version": "0.4.4",
     "homepage": "https://github.com/nevware21/ts-utils",
@@ -6,0 +6,0 @@ "license": "MIT",

README.md

@@ -32,4 +32,4 @@ <h1 align="center">@nevware21 ts-utils</h1>
 |----------------------------|---------------------------------------------------
-| Runtime Environment Checks | <code>getDocument(); getGlobal(); getHistory(); getInst(); getNavigator(); getWindow(); hasDocument(); hasHistory(); hasNavigator(); hasWindow(); isNode(); isWebWorker();</code>
-| Type Identity              | <code>isArray(); isArrayBuffer(); isBlob(); isBoolean(); isDate(); isError(); isFile(); isFormData(); isFunction(); isIterable(); isIterator(); isNullOrUndefined(); isNumber(); isObject(); isPromise(); isPromiseLike(); isThenable(); isRegExp(); isStrictNullOrUndefined(); isStrictUndefined(); isString(); isTypeof(); isUndefined();</code>
+| Runtime Environment Checks | <code>getDocument(); getGlobal(); getHistory(); getInst(); getNavigator(); getPerformance(); getWindow(); hasDocument(); hasHistory(); hasNavigator(); hasPerformance(); hasWindow(); isNode(); isWebWorker(); hasIdleCallback();</code>
+| Type Identity              | <code>isArray(); isArrayBuffer(); isBlob(); isBoolean(); isDate(); isError(); isFile(); isFormData(); isFunction(); isIterable(); isIterator(); isNullOrUndefined(); isNumber(); isObject(); isPlainObject(); isPrimitive(); isPromise(); isPromiseLike(); isThenable(); isRegExp(); isStrictNullOrUndefined(); isStrictUndefined(); isString(); isTypeof(); isUndefined();</code>
 | Value Check                | <code>hasValue(); isDefined(); isNotTruthy(); isNullOrUndefined(); isStrictNullOrUndefined(); isStrictUndefined(); isTruthy(); isUndefined();</code>
@@ -42,5 +42,7 @@ | &nbsp;                     | &nbsp;
 | Math                       | <code>mathCeil(); mathFloor(); mathMax(); mathMin(); mathToInt(); mathTrunc();</code>
-| Object                     | <code>deepExtend(); isObject(); objAssign(); objCopyProps(); objCreate(); objDeepCopy(); objDeepFreeze(); objDefineAccessors(); objDefineGet(); objDefineProp(); objExtend(); objForEachKey(); objFreeze(); objGetOwnPropertyDescriptor(); objHasOwn(); objHasOwnProperty(); objKeys(); objSeal(); objSetPrototypeOf(); objToString();<br/>polyObjKeys(); polyObjHasOwn()</code>
+| Object                     | <code>deepExtend(); isObject(); objAssign(); objCopyProps(); objCreate(); objDeepCopy(); objDeepFreeze(); objDefineAccessors(); objDefineGet(); objDefineProp(); objExtend(); objForEachKey(); objFreeze(); objGetOwnPropertyDescriptor(); objHasOwn(); objHasOwnProperty(); objKeys(); objSeal(); objGetPrototypeOf(); objSetPrototypeOf(); objToString();<br/>polyObjKeys(); polyObjHasOwn()</code>
 | String                     | <code>asString(); getLength(); isString(); strEndsWith(); strIndexOf(); strIsNullOrEmpty(); strIsNullOrWhiteSpace(); strLastIndexOf(); strLeft(); strPadEnd(); strPadStart(); strRepeat(); strRight(); strSlice(); strStartsWith(); strSubstr(); strSubstring(); strTrim(); strTrimEnd(); strTrimLeft(); strTrimRight(); strTrimStart();<br/>polyStrSubstr(); polyStrTrim(); polyStrTrimEnd(); polyStrTrimStart();</code>
 | Symbol                     | <code>WellKnownSymbols (const enum);<br/>getKnownSymbol(); getSymbol(); hasSymbol(); isSymbol(); newSymbol(); symbolFor(); symbolKeyFor();<br/>polyGetKnownSymbol(); polyNewSymbol(); polySymbolFor(); polySymbolKeyFor();</code><br/>Polyfills are used to automatically backfill runtimes that do not support `Symbol`, not all of the Symbol functionality is provided.
+| Timer                      | <code>elapsedTime(); perfNow(); utcNow(); scheduleIdleCallback(); scheduleInterval(); scheduleTimeout(); scheduleTimeoutWith(); hasIdleCallback(); </code><br/>For runtimes that don't support `requestIdleCallback` normal setTimeout() is used with the values from `setDefaultIdleTimeout()` and `setDefaultMaxExecutionTime()`<br /><code>polyUtcNow();</code>
+| Conversion                 | <code>asString(); getIntValue();</code>
 
@@ -96,6 +98,6 @@ > Unless otherwise stated in the functions documentation polyfills are used to automatically backfill unsupported functions in older ES5 runtimes
 --- | --- | --- | --- | --- |
-Latest ? | Latest ? | <center>9+ ?</center> | Latest ? | Latest ? |
+Latest ✔ | Latest ✔ | <center>9+ ✔</center> | Latest ✔ | Latest ✔ |
 > Note: While some polyfills are provided to "somewhat" support ES3/IE8 this library does not intend to become a fully fledged polyfill library. And the polyfills provided (or contributed) are just the minimum set that have been required over time. And should be less necessary are time moves forward.
 
-#### Polyfills
+### Polyfills
 
@@ -102,0 +104,0 @@ All of the included polyfills are tested against the current native implementation running in `node`, `browser` and `worker` environments to ensure that they conform to the current specification, these polyfills are only internally used for ES5 compatibility and when running in an environment (mostly IE) that does not support the required function.

src/array/append.ts

@@ -11,3 +11,3 @@ /*
 import { isIterator } from "../iterator/iterator";
-import { ArrProto, DONE, VALUE } from "../internal/constants";
+import { DONE, VALUE } from "../internal/constants";
 
@@ -32,3 +32,3 @@ /**
             // This is not just "target.push(elms)" but becomes effectively "target.push(elms[0], elms[1], ...)"
-            ArrProto.push.apply(target, elms);
+            target.push.apply(target, elms);
         } else if (isIterator<T>(elms)) {
@@ -35,0 +35,0 @@ let value = elms.next();

src/array/forEach.ts

@@ -48,3 +48,3 @@ /*
  */
-export function arrForEach<T>(arr: T[], callbackfn: (value: T, index?: number, array?: T[]) => void | number, thisArg?: any): void {
+export function arrForEach<T>(arr: T[], callbackfn: (value: T, index: number, array: T[]) => void | number, thisArg?: any): void {
     if (arr) {
@@ -51,0 +51,0 @@ const len = arr[LENGTH];

src/helpers/base.ts

@@ -12,2 +12,4 @@ /*
 
+const PRIMITIVE_TYPES = [ STRING, NUMBER, BOOLEAN, UNDEFINED, "symbol", "bigint" ];
+
 /**
@@ -172,2 +174,62 @@ * @ignore
 /**
+ * Identifies whether the provided value is a JavaScript [primitive](https://developer.mozilla.org/en-US/docs/Glossary/Primitive)
+ * which is when is it not an object and has no methods or properties. There are 7 primitive data types:
+ * - string
+ * - number
+ * - bigint
+ * - boolean
+ * - undefined
+ * - null
+ * - symbol
+ *
+ * Most of the time, a primitive value is represented directly at the lowest level of the language implementation.
+ *
+ * All primitives are immutable; that is, they cannot be altered. It is important not to confuse a primitive itself
+ * with a variable assigned a primitive value. The variable may be reassigned to a new value, but the existing value
+ * can not be changed in the ways that objects, arrays, and functions can be altered. The language does not offer
+ * utilities to mutate primitive values.
+ * @since 0.4.4
+ * @group Type Identity
+ * @param value - The value to check whether it's a primitive value
+ * @example
+ * ```ts
+ * isPrimitive(null);                   // true
+ * isPrimitive(undefined);              // true
+ * isPrimitive("null");                 // true
+ * isPrimitive("undefined");            // true
+ * isPrimitive("1");                    // true
+ * isPrimitive("aa");                   // true
+ * isPrimitive(1);                      // true
+ * isPrimitive(Number(2));              // true
+ * isPrimitive("");                     // true
+ * isPrimitive(String(""));             // true
+ * isPrimitive(true);                   // true
+ * isPrimitive(false);                  // true
+ * isPrimitive("true");                 // true
+ * isPrimitive("false");                // true
+ * isPrimitive(BigInt(42));             // true
+ * isPrimitive(Symbol.for("Hello"));    // true
+ *
+ * isPrimitive(new String("aa"));       // false
+ * isPrimitive(new Date());             // false
+ * isPrimitive(_dummyFunction);         // false
+ * isPrimitive([]);                     // false
+ * isPrimitive(new Array(1));           // false
+ * isPrimitive(new Boolean(true));      // false
+ * isPrimitive(new Boolean(false));     // false
+ * isPrimitive(new Boolean("true"));    // false
+ * isPrimitive(new Boolean("false"));   // false
+ * ```
+ */
+export function isPrimitive(value: any): value is string | number | bigint | boolean | undefined | symbol | null {
+    let theType = typeof value;
+
+    if (value && theType === OBJECT) {
+        return false;
+    }
+
+    return value === null || PRIMITIVE_TYPES.indexOf(theType) !== -1;
+}
+
+/**
  * Checks to see if the past value is a string value
@@ -198,3 +260,3 @@ * @group Type Identity
 export function isObject<T>(value: T): value is T {
-    if (isNullOrUndefined(value)) {
+    if (!value && isNullOrUndefined(value)) {
         return false;
@@ -201,0 +263,0 @@ }

src/helpers/diagnostics.ts

@@ -22,10 +22,15 @@ /*
     } else {
-        if (format) {
-            if (isNumber(format)) {
-                propertyValueDump = JSON.stringify(object, null, format);
+        try {
+            if (format) {
+                if (isNumber(format)) {
+                    propertyValueDump = JSON.stringify(object, null, format);
+                } else {
+                    propertyValueDump = JSON.stringify(object, null, 4);
+                }
             } else {
-                propertyValueDump = JSON.stringify(object, null, format ? 4 : 0);
+                propertyValueDump = JSON.stringify(object);
             }
-        } else {
-            propertyValueDump = JSON.stringify(object);
+        } catch(e) {
+            // Unable to convert object (probably circular)
+            propertyValueDump = objToString(object) + " - " + dumpObj(e, format);
         }
@@ -32,0 +37,0 @@ }

src/helpers/environment.ts

@@ -184,2 +184,2 @@ /*
     return _isWebWorker;
-}
+}

src/helpers/extend.ts

@@ -10,3 +10,3 @@ /*
 import { arrForEach } from "../array/forEach";
-import { objCopyProps, objDeepCopy } from "../object/object";
+import { objCopyProps, objDeepCopy } from "../object/copy";
 
@@ -13,0 +13,0 @@ /**

src/index.ts

@@ -17,5 +17,6 @@ /*
     isRegExp, isFile, isFormData, isBlob, isArrayBuffer, isPromiseLike, isPromise, isThenable, isNotTruthy, isTruthy, objToString,
-    isStrictNullOrUndefined, isStrictUndefined, isError
+    isStrictNullOrUndefined, isStrictUndefined, isError, isPrimitive
 } from "./helpers/base";
 export { CustomErrorConstructor, createCustomError, throwUnsupported } from "./helpers/customError";
+export { utcNow, polyUtcNow } from "./helpers/date";
 export { dumpObj } from "./helpers/diagnostics";
@@ -32,2 +33,3 @@ export { EnumCls, EnumNameMap, EnumValueMap, EnumTypeMap, createEnum, createEnumKeyMap, createEnumValueMap, createSimpleMap, createTypeMap } from "./helpers/enum";
 export { getIntValue } from "./helpers/number";
+export { getPerformance, hasPerformance, elapsedTime, perfNow } from "./helpers/perf";
 export { throwError, throwTypeError, throwRangeError } from "./helpers/throw";
@@ -44,2 +46,6 @@ export { hasValue } from "./helpers/value";
 export { mathTrunc } from "./math/trunc";
+export {
+    IObjDeepCopyHandlerDetails, ObjDeepCopyHandler, objDeepCopy, objCopyProps,
+    arrayDeepCopyHandler, dateDeepCopyHandler, functionDeepCopyHandler, plainObjDeepCopyHandler
+} from "./object/copy";
 export { objCreate } from "./object/create";
@@ -51,4 +57,5 @@ export { objDefineProp, objDefineGet, objDefineAccessors } from "./object/define";
 export { objHasOwnProperty } from "./object/has_own_prop";
+export { isPlainObject } from "./object/is_plain_object";
 export {
-    objAssign, objKeys, objDeepCopy, objCopyProps, objDeepFreeze, objFreeze, objSeal
+    objAssign, objKeys, objDeepFreeze, objFreeze, objSeal, objGetPrototypeOf
 } from "./object/object";
@@ -68,2 +75,5 @@ export { objSetPrototypeOf } from "./object/set_proto";
 export { WellKnownSymbols } from "./symbol/well_known";
+export { hasIdleCallback, scheduleIdleCallback, setDefaultIdleTimeout, setDefaultMaxExecutionTime } from "./timer/idle";
+export { scheduleInterval } from "./timer/interval";
+export { TimeoutOverrideFn, ITimerHandler, scheduleTimeout, scheduleTimeoutWith } from "./timer/timeout";
 
@@ -70,0 +80,0 @@ // Exporting the helpers, but not the "initialization" code to populate any missing values

src/internal/constants.ts

@@ -61,6 +61,1 @@ /*
 export const ArrCls = Array;
-
-/**
- * @ignore
- */
-export const ArrProto = ArrCls[PROTOTYPE];

src/internal/poly_helpers.ts

@@ -15,3 +15,3 @@ /*
         for (let lp = 0; lp < arguments[LENGTH]; lp++) {
-            theArgs.push(arguments[lp]);
+            theArgs[lp + 1] = arguments[lp];
         }
@@ -18,0 +18,0 @@

src/object/object.ts

@@ -10,8 +10,6 @@ /*
 import { ObjClass } from "../internal/constants";
-import { arrForEach } from "../array/forEach";
-import { isArray, isNullOrUndefined, isObject } from "../helpers/base";
+import { isArray, isObject } from "../helpers/base";
 import { throwTypeError } from "../helpers/throw";
 import { objForEachKey } from "./for_each_key";
 
-const ObjAssign = ObjClass["assign"];
 const _objFreeze = ObjClass["freeze"];
@@ -31,9 +29,10 @@
  * The objAssign() method only copies enumerable and own properties from a source object to a
- * target object. It uses [[Get]] on the source and [[Set]] on the target, so it will invoke
- * getters and setters. Therefore it assigns properties, versus copying or defining new properties.
- * This may make it unsuitable for merging new properties into a prototype if the merge sources
- * contain getters.
+ * target object. It uses `Get` on the source and `Set` on the target, so it will invoke
+ * [getters](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/get) and
+ * [setters](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/set).
+ * Therefore it assigns properties, versus copying or defining new properties. This may make it
+ * unsuitable for merging new properties into a prototype if the merge sources contain getters.
  *
  * For copying property definitions (including their enumerability) into prototypes, use
- * `Object.getOwnPropertyDescriptor()` and {@link objDefineProp} instead.
+ * {@link objGetOwnPropertyDescriptor} and {@link objDefineProp} instead.
  *
@@ -60,3 +59,3 @@ * Both String and Symbol properties are copied.
  */
-export const objAssign = ObjAssign;
+export const objAssign = ObjClass["assign"];
 
@@ -106,45 +105,2 @@ /**
 /**
- * Performs a deep copy of the source object.
- * @group Object
- * @param source - The source object to be copied
- * @return A new object which contains a deep copy of the source properties
- */
-export function objDeepCopy<T>(source: T): T {
-
-    if (isArray(source)) {
-        const result: any[] = [];
-        arrForEach(source, (value) => {
-            result.push(objDeepCopy(value));
-        });
-
-        return <any>result;
-    }
-
-    if (isObject(source)) {
-        return objCopyProps<T>({} as T, source);
-    }
-
-    return source;
-}
-
-/**
- * Object helper to copy all of the enumerable properties from the source object to the target, the
- * properties are copied via {@link objDeepCopy}.
- * @group Object
- * @param target - The target object to populated
- * @param source - The source object to copy the properties from
- * @returns The target object
- */
-export function objCopyProps<T>(target: T, source: any) {
-    if (!isNullOrUndefined(source)) {
-        objForEachKey(source, (key, value) => {
-            // Perform a deep copy of the object
-            target[key] = objDeepCopy(value);
-        });
-    }
-
-    return target;
-}
-
-/**
  * Perform a deep freeze on the object and all of it's contained values / properties by recursively calling
@@ -200,1 +156,10 @@ * `objFreeze()` on all enumerable properties of the object and on each property returned.
 export const objSeal: <T>(value: T) => T = ObjClass["seal"] || _doNothing;
+
+/**
+ * The objGetPrototypeOf() method returns the prototype (i.e. the value of the internal [[Prototype]] property)
+ * of the specified value.
+ * @since 0.4.4
+ * @group Object
+ * @param value = The object whose prototype is to be returned
+ */
+export const objGetPrototypeOf: (value: any) => any = ObjClass["getPrototypeOf"] || _doNothing;

types/array/forEach.d.ts

@@ -1,1 +0,1 @@
-export declare function arrForEach<T>(arr: T[], callbackfn: (value: T, index?: number, array?: T[]) => void | number, thisArg?: any): void;
+export declare function arrForEach<T>(arr: T[], callbackfn: (value: T, index: number, array: T[]) => void | number, thisArg?: any): void;

types/helpers/base.d.ts

@@ -10,2 +10,3 @@ export declare function _createIs<T>(theType: string): (value: any) => value is T;
 export declare function isDefined(arg: any): boolean;
+export declare function isPrimitive(value: any): value is string | number | bigint | boolean | undefined | symbol | null;
 export declare const isString: (value: any) => value is string;
@@ -12,0 +13,0 @@ export declare const isFunction: (value: any) => value is Function;

types/index.d.ts

@@ -6,4 +6,5 @@ export { arrAppend } from "./array/append";
 export { ArrReduceCallbackFn, arrReduce } from "./array/reduce";
-export { isTypeof, isUndefined, isNullOrUndefined, isDefined, isString, isFunction, isObject, isArray, isDate, isNumber, isBoolean, isRegExp, isFile, isFormData, isBlob, isArrayBuffer, isPromiseLike, isPromise, isThenable, isNotTruthy, isTruthy, objToString, isStrictNullOrUndefined, isStrictUndefined, isError } from "./helpers/base";
+export { isTypeof, isUndefined, isNullOrUndefined, isDefined, isString, isFunction, isObject, isArray, isDate, isNumber, isBoolean, isRegExp, isFile, isFormData, isBlob, isArrayBuffer, isPromiseLike, isPromise, isThenable, isNotTruthy, isTruthy, objToString, isStrictNullOrUndefined, isStrictUndefined, isError, isPrimitive } from "./helpers/base";
 export { CustomErrorConstructor, createCustomError, throwUnsupported } from "./helpers/customError";
+export { utcNow, polyUtcNow } from "./helpers/date";
 export { dumpObj } from "./helpers/diagnostics";
@@ -15,2 +16,3 @@ export { EnumCls, EnumNameMap, EnumValueMap, EnumTypeMap, createEnum, createEnumKeyMap, createEnumValueMap, createSimpleMap, createTypeMap } from "./helpers/enum";
 export { getIntValue } from "./helpers/number";
+export { getPerformance, hasPerformance, elapsedTime, perfNow } from "./helpers/perf";
 export { throwError, throwTypeError, throwRangeError } from "./helpers/throw";
@@ -27,2 +29,3 @@ export { hasValue } from "./helpers/value";
 export { mathTrunc } from "./math/trunc";
+export { IObjDeepCopyHandlerDetails, ObjDeepCopyHandler, objDeepCopy, objCopyProps, arrayDeepCopyHandler, dateDeepCopyHandler, functionDeepCopyHandler, plainObjDeepCopyHandler } from "./object/copy";
 export { objCreate } from "./object/create";
@@ -34,3 +37,4 @@ export { objDefineProp, objDefineGet, objDefineAccessors } from "./object/define";
 export { objHasOwnProperty } from "./object/has_own_prop";
-export { objAssign, objKeys, objDeepCopy, objCopyProps, objDeepFreeze, objFreeze, objSeal } from "./object/object";
+export { isPlainObject } from "./object/is_plain_object";
+export { objAssign, objKeys, objDeepFreeze, objFreeze, objSeal, objGetPrototypeOf } from "./object/object";
 export { objSetPrototypeOf } from "./object/set_proto";
@@ -49,2 +53,5 @@ export { strEndsWith } from "./string/ends_with";
 export { WellKnownSymbols } from "./symbol/well_known";
+export { hasIdleCallback, scheduleIdleCallback, setDefaultIdleTimeout, setDefaultMaxExecutionTime } from "./timer/idle";
+export { scheduleInterval } from "./timer/interval";
+export { TimeoutOverrideFn, ITimerHandler, scheduleTimeout, scheduleTimeoutWith } from "./timer/timeout";
 export { polyIsArray } from "./polyfills/array";
@@ -51,0 +58,0 @@ export { polyObjKeys } from "./polyfills/object";

types/internal/constants.d.ts

@@ -25,2 +25,1 @@ export declare const UNDEF_VALUE: undefined;
 export declare const ArrCls: ArrayConstructor;
-export declare const ArrProto: any[];

types/object/object.d.ts

@@ -8,6 +8,5 @@ export declare const objAssign: {
 export declare function objKeys(value: any): string[];
-export declare function objDeepCopy<T>(source: T): T;
-export declare function objCopyProps<T>(target: T, source: any): T;
 export declare function objDeepFreeze<T>(value: T): T;
 export declare const objFreeze: <T>(value: T) => T;
 export declare const objSeal: <T>(value: T) => T;
+export declare const objGetPrototypeOf: (value: any) => any;

No alert changes

Improved metrics

Total package byte prevSize

2279621

increased by25.16%

Number of package files

284

increased by12.7%

Lines of code

16527

increased by25.82%

Number of lines in readme file

111

increased by1.83%

No dependency changes