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expose EventEmitter in our API, fixes #2359

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This commit is contained in:
Johannes Rieken
2016-01-27 12:18:11 +01:00
parent fb96feb3f6
commit 6250b6531e
3 changed files with 39 additions and 17 deletions
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22
extensions/vscode-api-tests/src/workspace.test.ts
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@@ -6,7 +6,7 @@
'use strict';
import * as assert from 'assert';
import {workspace, TextDocument, window, Position, Uri, CancellationTokenSource, Disposable} from 'vscode';
import {workspace, TextDocument, window, Position, Uri, EventEmitter, CancellationTokenSource, Disposable} from 'vscode';
import {createRandomFile, deleteFile, cleanUp, pathEquals} from './utils';
import {join, basename} from 'path';
import * as fs from 'fs';
@@ -286,26 +286,16 @@ suite('workspace-namespace', () => {
test('registerTextDocumentContentProvider, change event', function() {
let callCount = 0;
let listeners: Function[] = [];
let emitter = new EventEmitter<Uri>();
let registration = workspace.registerTextDocumentContentProvider('foo', {
onDidChange(callback, thisArg, disposables) {
let actual = thisArg ? callback.bind(thisArg) : callback;
listeners.push(actual);
let subscription = new Disposable(() => {
const idx = listeners.indexOf(actual);
listeners.splice(idx, 1);
});
if (Array.isArray(disposables)) {
disposables.push(subscription);
}
return subscription;
},
onDidChange: emitter.event,
provideTextDocumentContent(uri) {
return 'call' + (callCount++);
}
});
const uri = Uri.parse('foo://testing/path2');
const uri = Uri.parse('foo://testing/path3');
return workspace.openTextDocument(uri).then(doc => {
@@ -320,7 +310,7 @@ suite('workspace-namespace', () => {
resolve();
});
listeners.forEach(l => l(doc.uri));
emitter.fire(doc.uri);
registration.dispose();
});