timers.js

/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
/**
 * @fileoverview
 * @suppress {missingRequire}
 */
(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define("zone.js/lib/common/timers", ["require", "exports", "zone.js/lib/common/utils"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    var utils_1 = require("zone.js/lib/common/utils");
    var taskSymbol = utils_1.zoneSymbol('zoneTask');
    function patchTimer(window, setName, cancelName, nameSuffix) {
        var setNative = null;
        var clearNative = null;
        setName += nameSuffix;
        cancelName += nameSuffix;
        var tasksByHandleId = {};
        function scheduleTask(task) {
            var data = task.data;
            function timer() {
                try {
                    task.invoke.apply(this, arguments);
                }
                finally {
                    // issue-934, task will be cancelled
                    // even it is a periodic task such as
                    // setInterval
                    if (!(task.data && task.data.isPeriodic)) {
                        if (typeof data.handleId === 'number') {
                            // in non-nodejs env, we remove timerId
                            // from local cache
                            delete tasksByHandleId[data.handleId];
                        }
                        else if (data.handleId) {
                            // Node returns complex objects as handleIds
                            // we remove task reference from timer object
                            data.handleId[taskSymbol] = null;
                        }
                    }
                }
            }
            data.args[0] = timer;
            data.handleId = setNative.apply(window, data.args);
            return task;
        }
        function clearTask(task) { return clearNative(task.data.handleId); }
        setNative =
            utils_1.patchMethod(window, setName, function (delegate) { return function (self, args) {
                if (typeof args[0] === 'function') {
                    var options = {
                        isPeriodic: nameSuffix === 'Interval',
                        delay: (nameSuffix === 'Timeout' || nameSuffix === 'Interval') ? args[1] || 0 :
                            undefined,
                        args: args
                    };
                    var task = utils_1.scheduleMacroTaskWithCurrentZone(setName, args[0], options, scheduleTask, clearTask);
                    if (!task) {
                        return task;
                    }
                    // Node.js must additionally support the ref and unref functions.
                    var handle = task.data.handleId;
                    if (typeof handle === 'number') {
                        // for non nodejs env, we save handleId: task
                        // mapping in local cache for clearTimeout
                        tasksByHandleId[handle] = task;
                    }
                    else if (handle) {
                        // for nodejs env, we save task
                        // reference in timerId Object for clearTimeout
                        handle[taskSymbol] = task;
                    }
                    // check whether handle is null, because some polyfill or browser
                    // may return undefined from setTimeout/setInterval/setImmediate/requestAnimationFrame
                    if (handle && handle.ref && handle.unref && typeof handle.ref === 'function' &&
                        typeof handle.unref === 'function') {
                        task.ref = handle.ref.bind(handle);
                        task.unref = handle.unref.bind(handle);
                    }
                    if (typeof handle === 'number' || handle) {
                        return handle;
                    }
                    return task;
                }
                else {
                    // cause an error by calling it directly.
                    return delegate.apply(window, args);
                }
            }; });
        clearNative =
            utils_1.patchMethod(window, cancelName, function (delegate) { return function (self, args) {
                var id = args[0];
                var task;
                if (typeof id === 'number') {
                    // non nodejs env.
                    task = tasksByHandleId[id];
                }
                else {
                    // nodejs env.
                    task = id && id[taskSymbol];
                    // other environments.
                    if (!task) {
                        task = id;
                    }
                }
                if (task && typeof task.type === 'string') {
                    if (task.state !== 'notScheduled' &&
                        (task.cancelFn && task.data.isPeriodic || task.runCount === 0)) {
                        if (typeof id === 'number') {
                            delete tasksByHandleId[id];
                        }
                        else if (id) {
                            id[taskSymbol] = null;
                        }
                        // Do not cancel already canceled functions
                        task.zone.cancelTask(task);
                    }
                }
                else {
                    // cause an error by calling it directly.
                    delegate.apply(window, args);
                }
            }; });
    }
    exports.patchTimer = patchTimer;
});
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"timers.js","sourceRoot":"","sources":["../../../../../../../packages/zone.js/lib/common/timers.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AACH;;;GAGG;;;;;;;;;;;;IAEH,kDAAkF;IAElF,IAAM,UAAU,GAAG,kBAAU,CAAC,UAAU,CAAC,CAAC;IAO1C,SAAgB,UAAU,CAAC,MAAW,EAAE,OAAe,EAAE,UAAkB,EAAE,UAAkB;QAC7F,IAAI,SAAS,GAAkB,IAAI,CAAC;QACpC,IAAI,WAAW,GAAkB,IAAI,CAAC;QACtC,OAAO,IAAI,UAAU,CAAC;QACtB,UAAU,IAAI,UAAU,CAAC;QAEzB,IAAM,eAAe,GAAyB,EAAE,CAAC;QAEjD,SAAS,YAAY,CAAC,IAAU;YAC9B,IAAM,IAAI,GAAiB,IAAI,CAAC,IAAI,CAAC;YACrC,SAAS,KAAK;gBACZ,IAAI;oBACF,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC,IAAI,EAAE,SAAS,CAAC,CAAC;iBACpC;wBAAS;oBACR,oCAAoC;oBACpC,qCAAqC;oBACrC,cAAc;oBACd,IAAI,CAAC,CAAC,IAAI,CAAC,IAAI,IAAI,IAAI,CAAC,IAAI,CAAC,UAAU,CAAC,EAAE;wBACxC,IAAI,OAAO,IAAI,CAAC,QAAQ,KAAK,QAAQ,EAAE;4BACrC,uCAAuC;4BACvC,mBAAmB;4BACnB,OAAO,eAAe,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC;yBACvC;6BAAM,IAAI,IAAI,CAAC,QAAQ,EAAE;4BACxB,4CAA4C;4BAC5C,6CAA6C;4BAC5C,IAAI,CAAC,QAAgB,CAAC,UAAU,CAAC,GAAG,IAAI,CAAC;yBAC3C;qBACF;iBACF;YACH,CAAC;YACD,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC,GAAG,KAAK,CAAC;YACrB,IAAI,CAAC,QAAQ,GAAG,SAAW,CAAC,KAAK,CAAC,MAAM,EAAE,IAAI,CAAC,IAAI,CAAC,CAAC;YACrD,OAAO,IAAI,CAAC;QACd,CAAC;QAED,SAAS,SAAS,CAAC,IAAU,IAAI,OAAO,WAAa,CAAgB,IAAI,CAAC,IAAK,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC;QAE5F,SAAS;YACL,mBAAW,CAAC,MAAM,EAAE,OAAO,EAAE,UAAC,QAAkB,IAAK,OAAA,UAAS,IAAS,EAAE,IAAW;gBAClF,IAAI,OAAO,IAAI,CAAC,CAAC,CAAC,KAAK,UAAU,EAAE;oBACjC,IAAM,OAAO,GAAiB;wBAC5B,UAAU,EAAE,UAAU,KAAK,UAAU;wBACrC,KAAK,EAAE,CAAC,UAAU,KAAK,SAAS,IAAI,UAAU,KAAK,UAAU,CAAC,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;4BACd,SAAS;wBAC1E,IAAI,EAAE,IAAI;qBACX,CAAC;oBACF,IAAM,IAAI,GACN,wCAAgC,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC,CAAC,EAAE,OAAO,EAAE,YAAY,EAAE,SAAS,CAAC,CAAC;oBACzF,IAAI,CAAC,IAAI,EAAE;wBACT,OAAO,IAAI,CAAC;qBACb;oBACD,iEAAiE;oBACjE,IAAM,MAAM,GAAuB,IAAI,CAAC,IAAK,CAAC,QAAQ,CAAC;oBACvD,IAAI,OAAO,MAAM,KAAK,QAAQ,EAAE;wBAC9B,6CAA6C;wBAC7C,0CAA0C;wBAC1C,eAAe,CAAC,MAAM,CAAC,GAAG,IAAI,CAAC;qBAChC;yBAAM,IAAI,MAAM,EAAE;wBACjB,+BAA+B;wBAC/B,+CAA+C;wBAC/C,MAAM,CAAC,UAAU,CAAC,GAAG,IAAI,CAAC;qBAC3B;oBAED,iEAAiE;oBACjE,sFAAsF;oBACtF,IAAI,MAAM,IAAI,MAAM,CAAC,GAAG,IAAI,MAAM,CAAC,KAAK,IAAI,OAAO,MAAM,CAAC,GAAG,KAAK,UAAU;wBACxE,OAAO,MAAM,CAAC,KAAK,KAAK,UAAU,EAAE;wBAChC,IAAK,CAAC,GAAG,GAAS,MAAO,CAAC,GAAG,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;wBAC3C,IAAK,CAAC,KAAK,GAAS,MAAO,CAAC,KAAK,CAAC,IAAI,CAAC,MAAM,CAAC,CAAC;qBACtD;oBACD,IAAI,OAAO,MAAM,KAAK,QAAQ,IAAI,MAAM,EAAE;wBACxC,OAAO,MAAM,CAAC;qBACf;oBACD,OAAO,IAAI,CAAC;iBACb;qBAAM;oBACL,yCAAyC;oBACzC,OAAO,QAAQ,CAAC,KAAK,CAAC,MAAM,EAAE,IAAI,CAAC,CAAC;iBACrC;YACH,CAAC,EAxCoD,CAwCpD,CAAC,CAAC;QAEP,WAAW;YACP,mBAAW,CAAC,MAAM,EAAE,UAAU,EAAE,UAAC,QAAkB,IAAK,OAAA,UAAS,IAAS,EAAE,IAAW;gBACrF,IAAM,EAAE,GAAG,IAAI,CAAC,CAAC,CAAC,CAAC;gBACnB,IAAI,IAAU,CAAC;gBACf,IAAI,OAAO,EAAE,KAAK,QAAQ,EAAE;oBAC1B,kBAAkB;oBAClB,IAAI,GAAG,eAAe,CAAC,EAAE,CAAC,CAAC;iBAC5B;qBAAM;oBACL,cAAc;oBACd,IAAI,GAAG,EAAE,IAAI,EAAE,CAAC,UAAU,CAAC,CAAC;oBAC5B,sBAAsB;oBACtB,IAAI,CAAC,IAAI,EAAE;wBACT,IAAI,GAAG,EAAE,CAAC;qBACX;iBACF;gBACD,IAAI,IAAI,IAAI,OAAO,IAAI,CAAC,IAAI,KAAK,QAAQ,EAAE;oBACzC,IAAI,IAAI,CAAC,KAAK,KAAK,cAAc;wBAC7B,CAAC,IAAI,CAAC,QAAQ,IAAI,IAAI,CAAC,IAAM,CAAC,UAAU,IAAI,IAAI,CAAC,QAAQ,KAAK,CAAC,CAAC,EAAE;wBACpE,IAAI,OAAO,EAAE,KAAK,QAAQ,EAAE;4BAC1B,OAAO,eAAe,CAAC,EAAE,CAAC,CAAC;yBAC5B;6BAAM,IAAI,EAAE,EAAE;4BACb,EAAE,CAAC,UAAU,CAAC,GAAG,IAAI,CAAC;yBACvB;wBACD,2CAA2C;wBAC3C,IAAI,CAAC,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;qBAC5B;iBACF;qBAAM;oBACL,yCAAyC;oBACzC,QAAQ,CAAC,KAAK,CAAC,MAAM,EAAE,IAAI,CAAC,CAAC;iBAC9B;YACH,CAAC,EA7BuD,CA6BvD,CAAC,CAAC;IACT,CAAC;IA/GD,gCA+GC","sourcesContent":["/**\n * @license\n * Copyright Google Inc. All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n/**\n * @fileoverview\n * @suppress {missingRequire}\n */\n\nimport {patchMethod, scheduleMacroTaskWithCurrentZone, zoneSymbol} from './utils';\n\nconst taskSymbol = zoneSymbol('zoneTask');\n\ninterface TimerOptions extends TaskData {\n  handleId?: number;\n  args: any[];\n}\n\nexport function patchTimer(window: any, setName: string, cancelName: string, nameSuffix: string) {\n  let setNative: Function|null = null;\n  let clearNative: Function|null = null;\n  setName += nameSuffix;\n  cancelName += nameSuffix;\n\n  const tasksByHandleId: {[id: number]: Task} = {};\n\n  function scheduleTask(task: Task) {\n    const data = <TimerOptions>task.data;\n    function timer(this: unknown) {\n      try {\n        task.invoke.apply(this, arguments);\n      } finally {\n        // issue-934, task will be cancelled\n        // even it is a periodic task such as\n        // setInterval\n        if (!(task.data && task.data.isPeriodic)) {\n          if (typeof data.handleId === 'number') {\n            // in non-nodejs env, we remove timerId\n            // from local cache\n            delete tasksByHandleId[data.handleId];\n          } else if (data.handleId) {\n            // Node returns complex objects as handleIds\n            // we remove task reference from timer object\n            (data.handleId as any)[taskSymbol] = null;\n          }\n        }\n      }\n    }\n    data.args[0] = timer;\n    data.handleId = setNative !.apply(window, data.args);\n    return task;\n  }\n\n  function clearTask(task: Task) { return clearNative !((<TimerOptions>task.data).handleId); }\n\n  setNative =\n      patchMethod(window, setName, (delegate: Function) => function(self: any, args: any[]) {\n        if (typeof args[0] === 'function') {\n          const options: TimerOptions = {\n            isPeriodic: nameSuffix === 'Interval',\n            delay: (nameSuffix === 'Timeout' || nameSuffix === 'Interval') ? args[1] || 0 :\n                                                                             undefined,\n            args: args\n          };\n          const task =\n              scheduleMacroTaskWithCurrentZone(setName, args[0], options, scheduleTask, clearTask);\n          if (!task) {\n            return task;\n          }\n          // Node.js must additionally support the ref and unref functions.\n          const handle: any = (<TimerOptions>task.data).handleId;\n          if (typeof handle === 'number') {\n            // for non nodejs env, we save handleId: task\n            // mapping in local cache for clearTimeout\n            tasksByHandleId[handle] = task;\n          } else if (handle) {\n            // for nodejs env, we save task\n            // reference in timerId Object for clearTimeout\n            handle[taskSymbol] = task;\n          }\n\n          // check whether handle is null, because some polyfill or browser\n          // may return undefined from setTimeout/setInterval/setImmediate/requestAnimationFrame\n          if (handle && handle.ref && handle.unref && typeof handle.ref === 'function' &&\n              typeof handle.unref === 'function') {\n            (<any>task).ref = (<any>handle).ref.bind(handle);\n            (<any>task).unref = (<any>handle).unref.bind(handle);\n          }\n          if (typeof handle === 'number' || handle) {\n            return handle;\n          }\n          return task;\n        } else {\n          // cause an error by calling it directly.\n          return delegate.apply(window, args);\n        }\n      });\n\n  clearNative =\n      patchMethod(window, cancelName, (delegate: Function) => function(self: any, args: any[]) {\n        const id = args[0];\n        let task: Task;\n        if (typeof id === 'number') {\n          // non nodejs env.\n          task = tasksByHandleId[id];\n        } else {\n          // nodejs env.\n          task = id && id[taskSymbol];\n          // other environments.\n          if (!task) {\n            task = id;\n          }\n        }\n        if (task && typeof task.type === 'string') {\n          if (task.state !== 'notScheduled' &&\n              (task.cancelFn && task.data !.isPeriodic || task.runCount === 0)) {\n            if (typeof id === 'number') {\n              delete tasksByHandleId[id];\n            } else if (id) {\n              id[taskSymbol] = null;\n            }\n            // Do not cancel already canceled functions\n            task.zone.cancelTask(task);\n          }\n        } else {\n          // cause an error by calling it directly.\n          delegate.apply(window, args);\n        }\n      });\n}\n"]}