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Merge from vscode 966b87dd4013be1a9c06e2b8334522ec61905cc2 (#4696)

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This commit is contained in:
Anthony Dresser
2019-03-26 11:43:38 -07:00
committed by GitHub
parent b1393ae615
commit 0d8ef9583b
268 changed files with 5947 additions and 3422 deletions
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57
src/vs/platform/configuration/node/configuration.ts
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@@ -3,13 +3,17 @@
* Licensed under the Source EULA. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { Disposable } from 'vs/base/common/lifecycle';
import { Disposable, toDisposable } from 'vs/base/common/lifecycle';
import { onUnexpectedError } from 'vs/base/common/errors';
import { ConfigurationModelParser, ConfigurationModel } from 'vs/platform/configuration/common/configurationModels';
import { ConfigWatcher } from 'vs/base/node/config';
import { Event, Emitter } from 'vs/base/common/event';
import { RunOnceScheduler } from 'vs/base/common/async';
import { URI } from 'vs/base/common/uri';
import { IFileService, FileChangesEvent } from 'vs/platform/files/common/files';
import * as resources from 'vs/base/common/resources';
export class UserConfiguration extends Disposable {
export class NodeBasedUserConfiguration extends Disposable {
private userConfigModelWatcher: ConfigWatcher<ConfigurationModelParser>;
private initializePromise: Promise<void>;
@@ -50,4 +54,53 @@ export class UserConfiguration extends Disposable {
return this.initialize().then(() => new Promise<ConfigurationModel>(c => this.userConfigModelWatcher.reload(userConfigModelParser => c(userConfigModelParser.configurationModel))));
}
}
export class FileServiceBasedUserConfiguration extends Disposable {
private readonly reloadConfigurationScheduler: RunOnceScheduler;
protected readonly _onDidChangeConfiguration: Emitter<ConfigurationModel> = this._register(new Emitter<ConfigurationModel>());
readonly onDidChangeConfiguration: Event<ConfigurationModel> = this._onDidChangeConfiguration.event;
constructor(
private readonly configurationResource: URI,
private readonly fileService: IFileService
) {
super();
this._register(fileService.onFileChanges(e => this.handleFileEvents(e)));
this.reloadConfigurationScheduler = this._register(new RunOnceScheduler(() => this.reload().then(configurationModel => this._onDidChangeConfiguration.fire(configurationModel)), 50));
this.fileService.watchFileChanges(this.configurationResource);
this._register(toDisposable(() => this.fileService.unwatchFileChanges(this.configurationResource)));
}
initialize(): Promise<ConfigurationModel> {
return this.reload();
}
reload(): Promise<ConfigurationModel> {
return this.fileService.resolveContent(this.configurationResource)
.then(content => content.value, () => {
// File not found
return '';
}).then(content => {
const parser = new ConfigurationModelParser(this.configurationResource.toString());
parser.parse(content);
return parser.configurationModel;
});
}
private handleFileEvents(event: FileChangesEvent): void {
const events = event.changes;
let affectedByChanges = false;
// Find changes that affect workspace file
for (let i = 0, len = events.length; i < len && !affectedByChanges; i++) {
affectedByChanges = resources.isEqual(this.configurationResource, events[i].resource);
}
if (affectedByChanges) {
this.reloadConfigurationScheduler.schedule();
}
}
}