Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/src/vs/editor/common/modes/modesRegistry.ts

@@ -0,0 +1,87 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as nls from 'vs/nls';
+import { Emitter, Event } from 'vs/base/common/event';
+import { LanguageId, LanguageIdentifier } from 'vs/editor/common/modes';
+import { LanguageConfigurationRegistry } from 'vs/editor/common/modes/languageConfigurationRegistry';
+import { ILanguageExtensionPoint } from 'vs/editor/common/services/modeService';
+import { Registry } from 'vs/platform/registry/common/platform';
+import { IDisposable } from 'vs/base/common/lifecycle';
+
+// Define extension point ids
+export const Extensions = {
+	ModesRegistry: 'editor.modesRegistry'
+};
+
+export class EditorModesRegistry {
+
+	private readonly _languages: ILanguageExtensionPoint[];
+	private _dynamicLanguages: ILanguageExtensionPoint[];
+
+	private readonly _onDidChangeLanguages = new Emitter<void>();
+	public readonly onDidChangeLanguages: Event<void> = this._onDidChangeLanguages.event;
+
+	constructor() {
+		this._languages = [];
+		this._dynamicLanguages = [];
+	}
+
+	// --- languages
+
+	public registerLanguage(def: ILanguageExtensionPoint): IDisposable {
+		this._languages.push(def);
+		this._onDidChangeLanguages.fire(undefined);
+		return {
+			dispose: () => {
+				for (let i = 0, len = this._languages.length; i < len; i++) {
+					if (this._languages[i] === def) {
+						this._languages.splice(i, 1);
+						return;
+					}
+				}
+			}
+		};
+	}
+	public setDynamicLanguages(def: ILanguageExtensionPoint[]): void {
+		this._dynamicLanguages = def;
+		this._onDidChangeLanguages.fire(undefined);
+	}
+	public getLanguages(): ILanguageExtensionPoint[] {
+		return (<ILanguageExtensionPoint[]>[]).concat(this._languages).concat(this._dynamicLanguages);
+	}
+}
+
+export const ModesRegistry = new EditorModesRegistry();
+Registry.add(Extensions.ModesRegistry, ModesRegistry);
+
+export const PLAINTEXT_MODE_ID = 'plaintext';
+export const PLAINTEXT_LANGUAGE_IDENTIFIER = new LanguageIdentifier(PLAINTEXT_MODE_ID, LanguageId.PlainText);
+
+ModesRegistry.registerLanguage({
+	id: PLAINTEXT_MODE_ID,
+	extensions: ['.txt'],
+	aliases: [nls.localize('plainText.alias', "Plain Text"), 'text'],
+	mimetypes: ['text/plain']
+});
+LanguageConfigurationRegistry.register(PLAINTEXT_LANGUAGE_IDENTIFIER, {
+	brackets: [
+		['(', ')'],
+		['[', ']'],
+		['{', '}'],
+	],
+	surroundingPairs: [
+		{ open: '{', close: '}' },
+		{ open: '[', close: ']' },
+		{ open: '(', close: ')' },
+		{ open: '<', close: '>' },
+		{ open: '\"', close: '\"' },
+		{ open: '\'', close: '\'' },
+		{ open: '`', close: '`' },
+	],
+	folding: {
+		offSide: true
+	}
+});