immer - npm Package Compare versions

Comparing version 2.0.0 to 2.1.0

dist/immer.js

@@ -622,44 +622,71 @@ 'use strict';
 
-    var minLength = Math.min(base.length, copy.length);
+    // Reduce complexity by ensuring `base` is never longer.
 
-    // Look for replaced indices.
-    for (var i = 0; i < minLength; i++) {
-        if (assigned[i] && base[i] !== copy[i]) {
-            var path = basePath.concat(i);
-            patches.push({ op: "replace", path: path, value: copy[i] });
-            inversePatches.push({ op: "replace", path: path, value: base[i] });
-        }
+    if (copy.length < base.length) {
+        var _ref = [copy, base];
+        base = _ref[0];
+        copy = _ref[1];
+        var _ref2 = [inversePatches, patches];
+        patches = _ref2[0];
+        inversePatches = _ref2[1];
     }
 
-    // Did the array expand?
-    if (minLength < copy.length) {
-        for (var _i = minLength; _i < copy.length; _i++) {
+    var delta = copy.length - base.length;
+
+    // Find the first replaced index.
+    var start = 0;
+    while (base[start] === copy[start] && start < base.length) {
+        ++start;
+    }
+
+    // Find the last replaced index. Search from the end to optimize splice patches.
+    var end = base.length;
+    while (end > start && base[end - 1] === copy[end + delta - 1]) {
+        --end;
+    }
+
+    // Process replaced indices.
+    for (var i = start; i < end; ++i) {
+        if (assigned[i] && copy[i] !== base[i]) {
+            var path = basePath.concat([i]);
             patches.push({
-                op: "add",
-                path: basePath.concat(_i),
-                value: copy[_i]
+                op: "replace",
+                path: path,
+                value: copy[i]
             });
+            inversePatches.push({
+                op: "replace",
+                path: path,
+                value: base[i]
+            });
         }
+    }
+
+    var useRemove = end != base.length;
+    var replaceCount = patches.length;
+
+    // Process added indices.
+    for (var _i = end + delta - 1; _i >= end; --_i) {
+        var _path = basePath.concat([_i]);
+        patches[replaceCount + _i - end] = {
+            op: "add",
+            path: _path,
+            value: copy[_i]
+        };
+        if (useRemove) {
+            inversePatches.push({
+                op: "remove",
+                path: _path
+            });
+        }
+    }
+
+    // One "replace" patch reverses all non-splicing "add" patches.
+    if (!useRemove) {
         inversePatches.push({
             op: "replace",
-            path: basePath.concat("length"),
+            path: basePath.concat(["length"]),
             value: base.length
         });
     }
-
-    // ...or did it shrink?
-    else if (minLength < base.length) {
-            patches.push({
-                op: "replace",
-                path: basePath.concat("length"),
-                value: copy.length
-            });
-            for (var _i2 = minLength; _i2 < base.length; _i2++) {
-                inversePatches.push({
-                    op: "add",
-                    path: basePath.concat(_i2),
-                    value: base[_i2]
-                });
-            }
-        }
 }
@@ -691,4 +718,4 @@
             var base = draft;
-            for (var _i3 = 0; _i3 < path.length - 1; _i3++) {
-                base = base[path[_i3]];
+            for (var _i2 = 0; _i2 < path.length - 1; _i2++) {
+                base = base[path[_i2]];
                 if (!base || (typeof base === "undefined" ? "undefined" : _typeof(base)) !== "object") throw new Error("Cannot apply patch, path doesn't resolve: " + path.join("/")); // prettier-ignore
@@ -699,10 +726,15 @@ }
                 case "replace":
-                case "add":
-                    // TODO: add support is not extensive, it does not support insertion or `-` atm!
                     base[key] = patch.value;
                     break;
+                case "add":
+                    if (Array.isArray(base)) {
+                        // TODO: support "foo/-" paths for appending to an array
+                        base.splice(key, 0, patch.value);
+                    } else {
+                        base[key] = patch.value;
+                    }
+                    break;
                 case "remove":
                     if (Array.isArray(base)) {
-                        if (key !== base.length - 1) throw new Error("Only the last index of an array can be removed, index: " + key + ", length: " + base.length); // prettier-ignore
-                        base.length -= 1;
+                        base.splice(key, 1);
                     } else {
@@ -709,0 +741,0 @@ delete base[key];

dist/immer.module.js

@@ -618,44 +618,71 @@ var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
 
-    var minLength = Math.min(base.length, copy.length);
+    // Reduce complexity by ensuring `base` is never longer.
 
-    // Look for replaced indices.
-    for (var i = 0; i < minLength; i++) {
-        if (assigned[i] && base[i] !== copy[i]) {
-            var path = basePath.concat(i);
-            patches.push({ op: "replace", path: path, value: copy[i] });
-            inversePatches.push({ op: "replace", path: path, value: base[i] });
-        }
+    if (copy.length < base.length) {
+        var _ref = [copy, base];
+        base = _ref[0];
+        copy = _ref[1];
+        var _ref2 = [inversePatches, patches];
+        patches = _ref2[0];
+        inversePatches = _ref2[1];
     }
 
-    // Did the array expand?
-    if (minLength < copy.length) {
-        for (var _i = minLength; _i < copy.length; _i++) {
+    var delta = copy.length - base.length;
+
+    // Find the first replaced index.
+    var start = 0;
+    while (base[start] === copy[start] && start < base.length) {
+        ++start;
+    }
+
+    // Find the last replaced index. Search from the end to optimize splice patches.
+    var end = base.length;
+    while (end > start && base[end - 1] === copy[end + delta - 1]) {
+        --end;
+    }
+
+    // Process replaced indices.
+    for (var i = start; i < end; ++i) {
+        if (assigned[i] && copy[i] !== base[i]) {
+            var path = basePath.concat([i]);
             patches.push({
-                op: "add",
-                path: basePath.concat(_i),
-                value: copy[_i]
+                op: "replace",
+                path: path,
+                value: copy[i]
             });
+            inversePatches.push({
+                op: "replace",
+                path: path,
+                value: base[i]
+            });
         }
+    }
+
+    var useRemove = end != base.length;
+    var replaceCount = patches.length;
+
+    // Process added indices.
+    for (var _i = end + delta - 1; _i >= end; --_i) {
+        var _path = basePath.concat([_i]);
+        patches[replaceCount + _i - end] = {
+            op: "add",
+            path: _path,
+            value: copy[_i]
+        };
+        if (useRemove) {
+            inversePatches.push({
+                op: "remove",
+                path: _path
+            });
+        }
+    }
+
+    // One "replace" patch reverses all non-splicing "add" patches.
+    if (!useRemove) {
         inversePatches.push({
             op: "replace",
-            path: basePath.concat("length"),
+            path: basePath.concat(["length"]),
             value: base.length
         });
     }
-
-    // ...or did it shrink?
-    else if (minLength < base.length) {
-            patches.push({
-                op: "replace",
-                path: basePath.concat("length"),
-                value: copy.length
-            });
-            for (var _i2 = minLength; _i2 < base.length; _i2++) {
-                inversePatches.push({
-                    op: "add",
-                    path: basePath.concat(_i2),
-                    value: base[_i2]
-                });
-            }
-        }
 }
@@ -687,4 +714,4 @@
             var base = draft;
-            for (var _i3 = 0; _i3 < path.length - 1; _i3++) {
-                base = base[path[_i3]];
+            for (var _i2 = 0; _i2 < path.length - 1; _i2++) {
+                base = base[path[_i2]];
                 if (!base || (typeof base === "undefined" ? "undefined" : _typeof(base)) !== "object") throw new Error("Cannot apply patch, path doesn't resolve: " + path.join("/")); // prettier-ignore
@@ -695,10 +722,15 @@ }
                 case "replace":
-                case "add":
-                    // TODO: add support is not extensive, it does not support insertion or `-` atm!
                     base[key] = patch.value;
                     break;
+                case "add":
+                    if (Array.isArray(base)) {
+                        // TODO: support "foo/-" paths for appending to an array
+                        base.splice(key, 0, patch.value);
+                    } else {
+                        base[key] = patch.value;
+                    }
+                    break;
                 case "remove":
                     if (Array.isArray(base)) {
-                        if (key !== base.length - 1) throw new Error("Only the last index of an array can be removed, index: " + key + ", length: " + base.length); // prettier-ignore
-                        base.length -= 1;
+                        base.splice(key, 1);
                     } else {
@@ -705,0 +737,0 @@ delete base[key];

dist/immer.umd.js

@@ -1,2 +0,2 @@
-var e,r;e=this,r=function(e){"use strict";var r,t,n,o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},i=function(e,r){if(!(e instanceof r))throw new TypeError("Cannot call a class as a function")},a=function(){function e(e,r){for(var t=0;t<r.length;t++){var n=r[t];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(r,t,n){return t&&e(r.prototype,t),n&&e(r,n),r}}(),f="undefined"!=typeof Symbol?Symbol("immer-nothing"):(n=!0,(t="immer-nothing")in(r={})?Object.defineProperty(r,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):r[t]=n,r),s="undefined"!=typeof Symbol?Symbol("immer-draftable"):"__$immer_draftable",u="undefined"!=typeof Symbol?Symbol("immer-state"):"__$immer_state";function c(e){return!!e&&!!e[u]}function l(e){if(!e||"object"!==(void 0===e?"undefined":o(e)))return!1;if(Array.isArray(e))return!0;var r=Object.getPrototypeOf(e);return!r||r===Object.prototype||(!!e[s]||!!e.constructor[s])}var p=Object.assign||function(e,r){for(var t in r)b(r,t)&&(e[t]=r[t]);return e},d="undefined"!=typeof Reflect&&Reflect.ownKeys?Reflect.ownKeys:void 0!==Object.getOwnPropertySymbols?function(e){return Object.getOwnPropertyNames(e).concat(Object.getOwnPropertySymbols(e))}:Object.getOwnPropertyNames;function h(e){var r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(Array.isArray(e))return e.slice();var t=Object.create(Object.getPrototypeOf(e));return d(e).forEach(function(n){if(n!==u){var o=Object.getOwnPropertyDescriptor(e,n);if(o.get){if(!r)throw new Error("Immer drafts cannot have computed properties");o.value=o.get.call(e)}o.enumerable?t[n]=o.value:Object.defineProperty(t,n,{value:o.value,writable:!0,configurable:!0})}}),t}function y(e,r){if(Array.isArray(e))for(var t=0;t<e.length;t++)r(t,e[t],e);else d(e).forEach(function(t){return r(t,e[t],e)})}function v(e,r){return Object.getOwnPropertyDescriptor(e,r).enumerable}function b(e,r){return Object.prototype.hasOwnProperty.call(e,r)}function g(e,r){return e===r?0!==e||1/e==1/r:e!=e&&r!=r}var m=function(){function e(r){i(this,e),this.drafts=[],this.parent=r,this.canAutoFreeze=!0,this.patches=null}return a(e,[{key:"usePatches",value:function(e){e&&(this.patches=[],this.inversePatches=[],this.patchListener=e)}},{key:"revoke",value:function(){this.leave(),this.drafts.forEach(w),this.drafts=null}},{key:"leave",value:function(){this===e.current&&(e.current=this.parent)}}]),e}();function w(e){e[u].revoke()}m.current=null,m.enter=function(){return this.current=new m(this.current)};var P={};function O(e,r){var t=Array.isArray(e),n=E(e);y(n,function(r){!function(e,r,t){var n=P[r];n?n.enumerable=t:P[r]=n={configurable:!0,enumerable:t,get:function(){return function(e,r){D(e);var t=z(e)[r];if(!e.finalizing&&t===e.base[r]&&l(t))return A(e),e.copy[r]=O(t,e);return t}(this[u],r)},set:function(e){!function(e,r,t){if(D(e),e.assigned[r]=!0,!e.modified){if(g(z(e)[r],t))return;k(e),A(e)}e.copy[r]=t}(this[u],r,e)}};Object.defineProperty(e,r,n)}(n,r,t||v(e,r))});var o,i,a,f=r?r.scope:m.current;return o=n,i=u,a={scope:f,modified:!1,finalizing:!1,finalized:!1,assigned:{},parent:r,base:e,draft:n,copy:null,revoke:j,revoked:!1},Object.defineProperty(o,i,{value:a,enumerable:!1,writable:!0}),f.drafts.push(n),n}function j(){this.revoked=!0}function z(e){return e.copy||e.base}function k(e){e.modified||(e.modified=!0,e.parent&&k(e.parent))}function A(e){e.copy||(e.copy=E(e.base))}function E(e){var r=e&&e[u];if(r){r.finalizing=!0;var t=h(r.draft,!0);return r.finalizing=!1,t}return h(e)}function D(e){if(!0===e.revoked)throw new Error("Cannot use a proxy that has been revoked. Did you pass an object from inside an immer function to an async process? "+JSON.stringify(z(e)))}function x(e){for(var r=e.length-1;r>=0;r--){var t=e[r][u];t.modified||(Array.isArray(t.base)?S(t)&&k(t):F(t)&&k(t))}}function F(e){for(var r=e.base,t=e.draft,n=Object.keys(t),o=n.length-1;o>=0;o--)if(void 0===r[n[o]]&&!b(r,n[o]))return!0;return n.length!==Object.keys(r).length}function S(e){var r=e.draft;if(r.length!==e.base.length)return!0;var t=Object.getOwnPropertyDescriptor(r,r.length-1);return!(!t||t.get)}var R=Object.freeze({willFinalize:function(e,r,t){e.drafts.forEach(function(e){e[u].finalizing=!0}),t?c(r)&&r[u].scope===e&&x(e.drafts):(e.patches&&function e(r){if(r&&"object"===(void 0===r?"undefined":o(r))){var t=r[u];if(t){var n=t.base,i=t.draft,a=t.assigned;if(Array.isArray(r)){if(S(t)){if(k(t),a.length=!0,i.length<n.length)for(var f=i.length;f<n.length;f++)a[f]=!1;else for(var s=n.length;s<i.length;s++)a[s]=!0;for(var c=0;c<i.length;c++)void 0===a[c]&&e(i[c])}}else Object.keys(i).forEach(function(r){void 0!==n[r]||b(n,r)?a[r]||e(i[r]):(a[r]=!0,k(t))}),Object.keys(n).forEach(function(e){void 0!==i[e]||b(i,e)||(a[e]=!1,k(t))})}}}(e.drafts[0]),x(e.drafts))},createProxy:O});function I(e,r){var t=r?r.scope:m.current,n={scope:t,modified:!1,finalized:!1,assigned:{},parent:r,base:e,draft:null,drafts:{},copy:null,revoke:null},o=Array.isArray(e)?Proxy.revocable([n],_):Proxy.revocable(n,N),i=o.revoke,a=o.proxy;return n.draft=a,n.revoke=i,t.drafts.push(a),a}var N={get:function(e,r){if(r===u)return e;var t=e.drafts;if(!e.modified&&b(t,r))return t[r];var n=C(e)[r];if(e.finalized||!l(n))return n;if(e.modified){if(n!==e.base[r])return n;t=e.copy}return t[r]=I(n,e)},has:function(e,r){return r in C(e)},ownKeys:function(e){return Reflect.ownKeys(C(e))},set:function(e,r,t){if(!e.modified){var n=t?g(e.base[r],t)||t===e.drafts[r]:g(e.base[r],t)&&r in e.base;if(n)return!0;T(e)}return e.assigned[r]=!0,e.copy[r]=t,!0},deleteProperty:function(e,r){(void 0!==e.base[r]||r in 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c=r.concat(e);t.push("remove"===u?{op:u,path:c}:{op:u,path:c,value:s}),n.push("add"===u?{op:"remove",path:c}:"remove"===u?{op:"add",path:c,value:f}:{op:"replace",path:c,value:f})}})}(e,r,t,n)}function M(e,r){for(var t=0;t<r.length;t++){var n=r[t],i=n.path;if(0===i.length&&"replace"===n.op)e=n.value;else{for(var a=e,f=0;f<i.length-1;f++)if(!(a=a[i[f]])||"object"!==(void 0===a?"undefined":o(a)))throw new Error("Cannot apply patch, path doesn't resolve: "+i.join("/"));var s=i[i.length-1];switch(n.op){case"replace":case"add":a[s]=n.value;break;case"remove":if(Array.isArray(a)){if(s!==a.length-1)throw new Error("Only the last index of an array can be removed, index: "+s+", length: "+a.length);a.length-=1}else delete a[s];break;default:throw new Error("Unsupported patch operation: "+n.op)}}}return e}var L={useProxies:"undefined"!=typeof Proxy&&"undefined"!=typeof Reflect,autoFreeze:"undefined"!=typeof process?"production"!==process.env.NODE_ENV:"verifyMinified"===function(){}.name,onAssign:null,onDelete:null,onCopy:null},$=function(){function e(r){i(this,e),p(this,L,r),this.setUseProxies(this.useProxies),this.produce=this.produce.bind(this)}return a(e,[{key:"produce",value:function(e,r,t){var n=this;if("function"==typeof e&&"function"!=typeof r){var o=r;return r=e,function(){for(var e=arguments.length,t=Array(e>1?e-1:0),i=1;i<e;i++)t[i-1]=arguments[i];var a=arguments.length>0&&void 0!==arguments[0]?arguments[0]:o;return n.produce(a,function(e){var n;return(n=r).call.apply(n,[e,e].concat(t))})}}if("function"!=typeof r)throw new Error("if first argument is not a function, the second argument to produce should be a function");if(void 0!==t&&"function"!=typeof t)throw new Error("the third argument of a producer should not be set or a function");var i=void 0;if(l(e)){var a=m.enter(),s=this.createProxy(e),u=!0;try{i=r.call(s,s),u=!1}finally{u?a.revoke():a.leave()}return i instanceof Promise?i.then(function(e){return a.usePatches(t),n.processResult(e,a)},function(e){throw a.revoke(),e}):(a.usePatches(t),this.processResult(i,a))}return void 0===(i=r(e))?e:i!==f?i:void 0}},{key:"createDraft",value:function(e){if(!l(e))throw new Error("First argument to createDraft should be a plain object, an array, or an immerable object.");var r=m.enter(),t=this.createProxy(e);return r.leave(),t[u].customDraft=!0,t}},{key:"finishDraft",value:function(e,r){if(!c(e))throw new Error("First argument to finishDraft should be an object from createDraft.");var t=e[u];if(!t.customDraft)throw new Error("The draft provided was not created using `createDraft`");if(t.finalized)throw new Error("The draft provided was has already been finished");var n=t.scope;return n.usePatches(r),this.processResult(void 0,n)}},{key:"setAutoFreeze",value:function(e){this.autoFreeze=e}},{key:"setUseProxies",value:function(e){this.useProxies=e,p(this,e?U:R)}},{key:"applyPatches",value:function(e,r){return c(e)?M(e,r):this.produce(e,function(e){return M(e,r)})}},{key:"processResult",value:function(e,r){var t=r.drafts[0],n=void 0!==e&&e!==t;if(this.willFinalize(r,e,n),n){if(t[u].modified)throw r.revoke(),new Error("An immer producer returned a new value *and* modified its draft. 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+var e,r;e=this,r=function(e){"use strict";var r,t,n,o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},i=function(e,r){if(!(e instanceof r))throw new TypeError("Cannot call a class as a function")},a=function(){function e(e,r){for(var t=0;t<r.length;t++){var n=r[t];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(e,n.key,n)}}return function(r,t,n){return t&&e(r.prototype,t),n&&e(r,n),r}}(),f="undefined"!=typeof Symbol?Symbol("immer-nothing"):(n=!0,(t="immer-nothing")in(r={})?Object.defineProperty(r,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):r[t]=n,r),s="undefined"!=typeof Symbol?Symbol("immer-draftable"):"__$immer_draftable",u="undefined"!=typeof Symbol?Symbol("immer-state"):"__$immer_state";function c(e){return!!e&&!!e[u]}function l(e){if(!e||"object"!==(void 0===e?"undefined":o(e)))return!1;if(Array.isArray(e))return!0;var r=Object.getPrototypeOf(e);return!r||r===Object.prototype||(!!e[s]||!!e.constructor[s])}var p=Object.assign||function(e,r){for(var t in r)b(r,t)&&(e[t]=r[t]);return e},d="undefined"!=typeof Reflect&&Reflect.ownKeys?Reflect.ownKeys:void 0!==Object.getOwnPropertySymbols?function(e){return Object.getOwnPropertyNames(e).concat(Object.getOwnPropertySymbols(e))}:Object.getOwnPropertyNames;function h(e){var r=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(Array.isArray(e))return e.slice();var t=Object.create(Object.getPrototypeOf(e));return d(e).forEach(function(n){if(n!==u){var o=Object.getOwnPropertyDescriptor(e,n);if(o.get){if(!r)throw new Error("Immer drafts cannot have computed properties");o.value=o.get.call(e)}o.enumerable?t[n]=o.value:Object.defineProperty(t,n,{value:o.value,writable:!0,configurable:!0})}}),t}function y(e,r){if(Array.isArray(e))for(var t=0;t<e.length;t++)r(t,e[t],e);else d(e).forEach(function(t){return r(t,e[t],e)})}function v(e,r){return Object.getOwnPropertyDescriptor(e,r).enumerable}function b(e,r){return Object.prototype.hasOwnProperty.call(e,r)}function m(e,r){return e===r?0!==e||1/e==1/r:e!=e&&r!=r}var g=function(){function e(r){i(this,e),this.drafts=[],this.parent=r,this.canAutoFreeze=!0,this.patches=null}return a(e,[{key:"usePatches",value:function(e){e&&(this.patches=[],this.inversePatches=[],this.patchListener=e)}},{key:"revoke",value:function(){this.leave(),this.drafts.forEach(w),this.drafts=null}},{key:"leave",value:function(){this===e.current&&(e.current=this.parent)}}]),e}();function w(e){e[u].revoke()}g.current=null,g.enter=function(){return this.current=new g(this.current)};var P={};function O(e,r){var t=Array.isArray(e),n=E(e);y(n,function(r){!function(e,r,t){var n=P[r];n?n.enumerable=t:P[r]=n={configurable:!0,enumerable:t,get:function(){return function(e,r){D(e);var t=z(e)[r];if(!e.finalizing&&t===e.base[r]&&l(t))return k(e),e.copy[r]=O(t,e);return t}(this[u],r)},set:function(e){!function(e,r,t){if(D(e),e.assigned[r]=!0,!e.modified){if(m(z(e)[r],t))return;A(e),k(e)}e.copy[r]=t}(this[u],r,e)}};Object.defineProperty(e,r,n)}(n,r,t||v(e,r))});var o,i,a,f=r?r.scope:g.current;return o=n,i=u,a={scope:f,modified:!1,finalizing:!1,finalized:!1,assigned:{},parent:r,base:e,draft:n,copy:null,revoke:j,revoked:!1},Object.defineProperty(o,i,{value:a,enumerable:!1,writable:!0}),f.drafts.push(n),n}function j(){this.revoked=!0}function z(e){return e.copy||e.base}function A(e){e.modified||(e.modified=!0,e.parent&&A(e.parent))}function k(e){e.copy||(e.copy=E(e.base))}function E(e){var r=e&&e[u];if(r){r.finalizing=!0;var t=h(r.draft,!0);return r.finalizing=!1,t}return h(e)}function D(e){if(!0===e.revoked)throw new Error("Cannot use a proxy that has been revoked. Did you pass an object from inside an immer function to an async process? 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0!==n[r]||b(n,r)?a[r]||e(i[r]):(a[r]=!0,A(t))}),Object.keys(n).forEach(function(e){void 0!==i[e]||b(i,e)||(a[e]=!1,A(t))})}}}(e.drafts[0]),x(e.drafts))},createProxy:O});function I(e,r){var t=r?r.scope:g.current,n={scope:t,modified:!1,finalized:!1,assigned:{},parent:r,base:e,draft:null,drafts:{},copy:null,revoke:null},o=Array.isArray(e)?Proxy.revocable([n],_):Proxy.revocable(n,N),i=o.revoke,a=o.proxy;return n.draft=a,n.revoke=i,t.drafts.push(a),a}var N={get:function(e,r){if(r===u)return e;var t=e.drafts;if(!e.modified&&b(t,r))return t[r];var n=C(e)[r];if(e.finalized||!l(n))return n;if(e.modified){if(n!==e.base[r])return n;t=e.copy}return t[r]=I(n,e)},has:function(e,r){return r in C(e)},ownKeys:function(e){return Reflect.ownKeys(C(e))},set:function(e,r,t){if(!e.modified){var n=t?m(e.base[r],t)||t===e.drafts[r]:m(e.base[r],t)&&r in e.base;if(n)return!0;T(e)}return e.assigned[r]=!0,e.copy[r]=t,!0},deleteProperty:function(e,r){(void 0!==e.base[r]||r in e.base)&&(e.assigned[r]=!1,T(e));e.copy&&delete e.copy[r];return!0},getOwnPropertyDescriptor:function(e,r){var t=C(e),n=Reflect.getOwnPropertyDescriptor(t,r);n&&(n.writable=!0,n.configurable=!Array.isArray(t)||"length"!==r);return n},defineProperty:function(){throw new Error("Object.defineProperty() cannot be used on an Immer draft")},getPrototypeOf:function(e){return Object.getPrototypeOf(e.base)},setPrototypeOf:function(){throw new Error("Object.setPrototypeOf() cannot be used on an Immer draft")}},_={};function C(e){return e.copy||e.base}function T(e){e.modified||(e.modified=!0,e.copy=p(h(e.base),e.drafts),e.drafts=null,e.parent&&T(e.parent))}y(N,function(e,r){_[e]=function(){return arguments[0]=arguments[0][0],r.apply(this,arguments)}}),_.deleteProperty=function(e,r){if(isNaN(parseInt(r)))throw new Error("Immer only supports deleting array indices");return N.deleteProperty.call(this,e[0],r)},_.set=function(e,r,t){if("length"!==r&&isNaN(parseInt(r)))throw new Error("Immer only 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a.revoke(),e}):(a.usePatches(t),this.processResult(i,a))}return void 0===(i=r(e))?e:i!==f?i:void 0}},{key:"createDraft",value:function(e){if(!l(e))throw new Error("First argument to createDraft should be a plain object, an array, or an immerable object.");var r=g.enter(),t=this.createProxy(e);return r.leave(),t[u].customDraft=!0,t}},{key:"finishDraft",value:function(e,r){if(!c(e))throw new Error("First argument to finishDraft should be an object from createDraft.");var t=e[u];if(!t.customDraft)throw new Error("The draft provided was not created using `createDraft`");if(t.finalized)throw new Error("The draft provided was has already been finished");var n=t.scope;return n.usePatches(r),this.processResult(void 0,n)}},{key:"setAutoFreeze",value:function(e){this.autoFreeze=e}},{key:"setUseProxies",value:function(e){this.useProxies=e,p(this,e?U:R)}},{key:"applyPatches",value:function(e,r){return c(e)?L(e,r):this.produce(e,function(e){return 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 //# sourceMappingURL=immer.umd.js.map

package.json

 {
   "name": "immer",
-  "version": "2.0.0",
+  "version": "2.1.0",
   "description": "Create your next immutable state by mutating the current one",
@@ -5,0 +5,0 @@ "main": "dist/immer.js",

readme.md

@@ -351,3 +351,3 @@ <img src="images/immer-logo.png" height="200px" align="right"/>
 const loadedUser = await produce(user, async function(draft) {
-    user.todos = await (await window.fetch("http://host/" + draft.name)).json()
+    draft.todos = await (await window.fetch("http://host/" + draft.name)).json()
 })
@@ -642,2 +642,3 @@ ```
 -   [immer-reducer](https://github.com/epeli/immer-reducer) _Type-safe and terse Redux reducers with Typescript_
+-   [redux-ts-utils](https://github.com/knpwrs/redux-ts-utils) _Everything you need to create type-safe applications with Redux with a strong emphasis on simplicity_
 -   ... and [many more](https://www.npmjs.com/browse/depended/immer)
@@ -644,0 +645,0 @@

New alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

300369

increased by1.26%

Lines of code

2204

increased by2.51%

Number of lines in readme file

760

increased by0.13%

No dependency changes