tslib - npm Package Compare versions

Comparing version 2.5.0 to 2.6.2

modules/index.js

@@ -32,2 +32,4 @@ import tslib from '../tslib.js';
     __classPrivateFieldIn,
+    __addDisposableResource,
+    __disposeResources,
 } = tslib;
@@ -64,2 +66,5 @@ export {
     __classPrivateFieldIn,
+    __addDisposableResource,
+    __disposeResources,
 };
+export default tslib;

package.json

@@ -5,3 +5,3 @@ {
     "homepage": "https://www.typescriptlang.org/",
-    "version": "2.5.0",
+    "version": "2.6.2",
     "license": "0BSD",
@@ -32,4 +32,13 @@ "description": "Runtime library for TypeScript helper functions",
         ".": {
-            "module": "./tslib.es6.js",
-            "import": "./modules/index.js",
+            "module": {
+                "types": "./modules/index.d.ts",
+                "default": "./tslib.es6.mjs"
+            },
+            "import": {
+                "node": "./modules/index.js",
+                "default": {
+                    "types": "./modules/index.d.ts",
+                    "default": "./tslib.es6.mjs"
+                }
+            },
             "default": "./tslib.js"
@@ -36,0 +45,0 @@ },

README.md

 # tslib
 
-This is a runtime library for [TypeScript](http://www.typescriptlang.org/) that contains all of the TypeScript helper functions.
+This is a runtime library for [TypeScript](https://www.typescriptlang.org/) that contains all of the TypeScript helper functions.
 
@@ -5,0 +5,0 @@ This library is primarily used by the `--importHelpers` flag in TypeScript.

tslib.d.ts

@@ -431,1 +431,24 @@ /******************************************************************************
 export declare function __createBinding(object: object, target: object, key: PropertyKey, objectKey?: PropertyKey): void;
+
+/**
+ * Adds a disposable resource to a resource-tracking environment object.
+ * @param env A resource-tracking environment object.
+ * @param value Either a Disposable or AsyncDisposable object, `null`, or `undefined`.
+ * @param async When `true`, `AsyncDisposable` resources can be added. When `false`, `AsyncDisposable` resources cannot be added.
+ * @returns The {@link value} argument.
+ *
+ * @throws {TypeError} If {@link value} is not an object, or if either `Symbol.dispose` or `Symbol.asyncDispose` are not
+ * defined, or if {@link value} does not have an appropriate `Symbol.dispose` or `Symbol.asyncDispose` method.
+ */
+export declare function __addDisposableResource<T>(env: { stack: { value?: unknown, dispose?: Function, async: boolean }[]; error: unknown; hasError: boolean; }, value: T, async: boolean): T;
+
+/**
+ * Disposes all resources in a resource-tracking environment object.
+ * @param env A resource-tracking environment object.
+ * @returns A {@link Promise} if any resources in the environment were marked as `async` when added; otherwise, `void`.
+ *
+ * @throws {SuppressedError} if an error thrown during disposal would have suppressed a prior error from disposal or the
+ * error recorded in the resource-tracking environment object.
+ * @seealso {@link __addDisposableResource}
+ */
+export declare function __disposeResources(env: { stack: { value?: unknown, dispose?: Function, async: boolean }[]; error: unknown; hasError: boolean; }): any;

tslib.es6.js

@@ -15,3 +15,3 @@ /******************************************************************************
 ***************************************************************************** */
-/* global Reflect, Promise */
+/* global Reflect, Promise, SuppressedError, Symbol */
 
@@ -84,6 +84,6 @@ var extendStatics = function(d, b) {
             if (_ = accept(result.set)) descriptor.set = _;
-            if (_ = accept(result.init)) initializers.push(_);
+            if (_ = accept(result.init)) initializers.unshift(_);
         }
         else if (_ = accept(result)) {
-            if (kind === "field") initializers.push(_);
+            if (kind === "field") initializers.unshift(_);
             else descriptor[key] = _;
@@ -296,1 +296,78 @@ }
 }
+
+export function __addDisposableResource(env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        env.stack.push({ value: value, dispose: dispose, async: async });
+    }
+    else if (async) {
+        env.stack.push({ async: true });
+    }
+    return value;
+}
+
+var _SuppressedError = typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+};
+
+export function __disposeResources(env) {
+    function fail(e) {
+        env.error = env.hasError ? new _SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+        env.hasError = true;
+    }
+    function next() {
+        while (env.stack.length) {
+            var rec = env.stack.pop();
+            try {
+                var result = rec.dispose && rec.dispose.call(rec.value);
+                if (rec.async) return Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+            }
+            catch (e) {
+                fail(e);
+            }
+        }
+        if (env.hasError) throw env.error;
+    }
+    return next();
+}
+
+export default {
+    __extends: __extends,
+    __assign: __assign,
+    __rest: __rest,
+    __decorate: __decorate,
+    __param: __param,
+    __metadata: __metadata,
+    __awaiter: __awaiter,
+    __generator: __generator,
+    __createBinding: __createBinding,
+    __exportStar: __exportStar,
+    __values: __values,
+    __read: __read,
+    __spread: __spread,
+    __spreadArrays: __spreadArrays,
+    __spreadArray: __spreadArray,
+    __await: __await,
+    __asyncGenerator: __asyncGenerator,
+    __asyncDelegator: __asyncDelegator,
+    __asyncValues: __asyncValues,
+    __makeTemplateObject: __makeTemplateObject,
+    __importStar: __importStar,
+    __importDefault: __importDefault,
+    __classPrivateFieldGet: __classPrivateFieldGet,
+    __classPrivateFieldSet: __classPrivateFieldSet,
+    __classPrivateFieldIn: __classPrivateFieldIn,
+    __addDisposableResource: __addDisposableResource,
+    __disposeResources: __disposeResources,
+};

tslib.js

@@ -15,3 +15,3 @@ /******************************************************************************
 ***************************************************************************** */
-/* global global, define, System, Reflect, Promise */
+/* global global, define, Symbol, Reflect, Promise, SuppressedError */
 var __extends;
@@ -46,2 +46,4 @@ var __assign;
 var __createBinding;
+var __addDisposableResource;
+var __disposeResources;
 (function (factory) {
@@ -131,6 +133,6 @@ var root = typeof global === "object" ? global : typeof self === "object" ? self : typeof this === "object" ? this : {};
                 if (_ = accept(result.set)) descriptor.set = _;
-                if (_ = accept(result.init)) initializers.push(_);
+                if (_ = accept(result.init)) initializers.unshift(_);
             }
             else if (_ = accept(result)) {
-                if (kind === "field") initializers.push(_);
+                if (kind === "field") initializers.unshift(_);
                 else descriptor[key] = _;
@@ -344,2 +346,49 @@ }
 
+    __addDisposableResource = function (env, value, async) {
+        if (value !== null && value !== void 0) {
+            if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+            var dispose;
+            if (async) {
+                if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+                dispose = value[Symbol.asyncDispose];
+            }
+            if (dispose === void 0) {
+                if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+                dispose = value[Symbol.dispose];
+            }
+            if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+            env.stack.push({ value: value, dispose: dispose, async: async });
+        }
+        else if (async) {
+            env.stack.push({ async: true });
+        }
+        return value;
+    };
+
+    var _SuppressedError = typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+        var e = new Error(message);
+        return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+    };
+
+    __disposeResources = function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new _SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        function next() {
+            while (env.stack.length) {
+                var rec = env.stack.pop();
+                try {
+                    var result = rec.dispose && rec.dispose.call(rec.value);
+                    if (rec.async) return Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+                }
+                catch (e) {
+                    fail(e);
+                }
+            }
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+
     exporter("__extends", __extends);
@@ -374,2 +423,4 @@ exporter("__assign", __assign);
     exporter("__classPrivateFieldIn", __classPrivateFieldIn);
+    exporter("__addDisposableResource", __addDisposableResource);
+    exporter("__disposeResources", __disposeResources);
 });

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Improved metrics

Total package byte prevSize

83980

increased by39.87%

Number of package files

14

increased by16.67%

Lines of code

1568

increased by49.19%

No dependency changes