Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/src/vs/editor/contrib/caretOperations/caretOperations.ts

@@ -0,0 +1,64 @@
+/*---------------------------------------------------------------------------------------------
+ *  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 { ICodeEditor } from 'vs/editor/browser/editorBrowser';
+import { EditorAction, IActionOptions, ServicesAccessor, registerEditorAction } from 'vs/editor/browser/editorExtensions';
+import { ICommand } from 'vs/editor/common/editorCommon';
+import { EditorContextKeys } from 'vs/editor/common/editorContextKeys';
+import { MoveCaretCommand } from 'vs/editor/contrib/caretOperations/moveCaretCommand';
+
+class MoveCaretAction extends EditorAction {
+
+	private readonly left: boolean;
+
+	constructor(left: boolean, opts: IActionOptions) {
+		super(opts);
+
+		this.left = left;
+	}
+
+	public run(accessor: ServicesAccessor, editor: ICodeEditor): void {
+		if (!editor.hasModel()) {
+			return;
+		}
+
+		let commands: ICommand[] = [];
+		let selections = editor.getSelections();
+
+		for (const selection of selections) {
+			commands.push(new MoveCaretCommand(selection, this.left));
+		}
+
+		editor.pushUndoStop();
+		editor.executeCommands(this.id, commands);
+		editor.pushUndoStop();
+	}
+}
+
+class MoveCaretLeftAction extends MoveCaretAction {
+	constructor() {
+		super(true, {
+			id: 'editor.action.moveCarretLeftAction',
+			label: nls.localize('caret.moveLeft', "Move Selected Text Left"),
+			alias: 'Move Selected Text Left',
+			precondition: EditorContextKeys.writable
+		});
+	}
+}
+
+class MoveCaretRightAction extends MoveCaretAction {
+	constructor() {
+		super(false, {
+			id: 'editor.action.moveCarretRightAction',
+			label: nls.localize('caret.moveRight', "Move Selected Text Right"),
+			alias: 'Move Selected Text Right',
+			precondition: EditorContextKeys.writable
+		});
+	}
+}
+
+registerEditorAction(MoveCaretLeftAction);
+registerEditorAction(MoveCaretRightAction);