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implab » implabjs-core
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Clone from http://hg.code.sf.net/p/implabjs/core

corrected code to support ts strict mode...
corrected code to support ts strict mode safe.ts - more tight typings - added notImplemented stub function - added fork funtion - added keys function (like Object.keys but extracts keys type) - added isKeyof typeguard - added 'primitive' union type added EventProvider for the observable
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r115:691199f665e0 ioc ts support
r115:691199f665e0 ioc ts support
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Cancellation.ts
83 lines | 1.9 KiB | video/mp2t | TypeScriptLexer
/ src / main / ts / Cancellation.ts
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cin
changed the project structure
 r49 import { ICancellation, IDestroyable } from "./interfaces";
cin
Added safe.delay...
 r76 import { argumentNotNull, destroyed } from "./safe";
cin
changed the project structure
 r49
export class Cancellation implements ICancellation {
private _reason: any;
cin
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 r115 private _cbs: Array<(e: any) => void> | undefined;
cin
changed the project structure
 r49
cin
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 r76 constructor(action: (cancel: (e?: any) => void) => void) {
cin
changed the project structure
 r49 argumentNotNull(action, "action");
action(this._cancel.bind(this));
}
isSupported(): boolean {
return true;
}
throwIfRequested(): void {
if (this._reason)
throw this._reason;
}
isRequested(): boolean {
return !!this._reason;
}
register(cb: (e: any) => void): IDestroyable {
argumentNotNull(cb, "cb");
if (this._reason) {
cb(this._reason);
return destroyed;
} else {
if (!this._cbs)
this._cbs = [cb];
else
this._cbs.push(cb);
const me = this;
return {
destroy() {
me._unregister(cb);
}
};
}
}
cin
corrected code to support ts strict mode...
 r115 private _unregister(cb: any) {
cin
changed the project structure
 r49 if (this._cbs) {
const i = this._cbs.indexOf(cb);
if (i >= 0)
this._cbs.splice(i, 1);
}
}
cin
corrected code to support ts strict mode...
 r115 private _cancel(reason: any) {
cin
changed the project structure
 r49 if (this._reason)
return;
this._reason = (reason = reason || new Error("Operation cancelled"));
if (this._cbs) {
this._cbs.forEach(cb => cb(reason));
cin
corrected code to support ts strict mode...
 r115 this._cbs = undefined;
cin
changed the project structure
 r49 }
}
static readonly none: ICancellation = {
isSupported(): boolean {
return false;
},
throwIfRequested(): void {
},
isRequested(): boolean {
return false;
},
register(_cb: (e: any) => void): IDestroyable {
return destroyed;
}
};
}