implab/implabjs-core Files · src/ts/components/AsyncComponent.ts

refactoring, all common interfaces placed to core/interfaces.ts...

refactoring, all common interfaces placed to core/interfaces.ts added core/components/Observable.ts

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r13:745612edbd74 propose cancellat...


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propose cancellat...

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             AsyncComponent.ts
        
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             / src / ts / components / AsyncComponent.ts
          
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      import { Cancellation } from "../Cancellation";

      import { IAsyncComponent, ICancellation } from "../interfaces";

      export class AsyncComponent implements IAsyncComponent {

          _completion: Promise<void> = Promise.resolve();

          getCompletion() { return this._completion };

          runOperation(op: (ct: ICancellation) => any, ct: ICancellation = Cancellation.none) {

              // TODO create cancellation source here

              async function guard() {

                  await op(ct);

              }

              return this._completion = guard();

          }

      }

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				import { Cancellation } from "../Cancellation";
				import { IAsyncComponent, ICancellation } from "../interfaces";

				export class AsyncComponent implements IAsyncComponent {
				_completion: Promise<void> = Promise.resolve();

				getCompletion() { return this._completion };

				runOperation(op: (ct: ICancellation) => any, ct: ICancellation = Cancellation.none) {
				// TODO create cancellation source here
				async function guard() {
				await op(ct);
				}

				return this._completion = guard();
				}
				}