fix #13945. support format on paste

microsoft · Jan 13, 2017 · a524360 · a524360
1 parent f400b95
commit a524360
Showing 1 changed file with 28 additions and 0 deletions.
diff --git a/src/vs/editor/contrib/format/common/formatActions.ts b/src/vs/editor/contrib/format/common/formatActions.ts
@@ -19,6 +19,7 @@ import { CommandsRegistry } from 'vs/platform/commands/common/commands';
 import { ICodeEditorService } from 'vs/editor/common/services/codeEditorService';
 import { IEditorWorkerService } from 'vs/editor/common/services/editorWorkerService';
 import { CharacterSet } from 'vs/editor/common/core/characterClassifier';
+import { Range } from 'vs/editor/common/core/range';
 
 import ModeContextKeys = editorCommon.ModeContextKeys;
 import EditorContextKeys = editorCommon.EditorContextKeys;
@@ -235,6 +236,33 @@ export class FormatSelectionAction extends AbstractFormatAction {
 	}
 }
 
+@editorAction
+export class FormatOnPasteAction extends AbstractFormatAction {
+	constructor() {
+		super({
+			id: 'editor.action.formatOnPaste',
+			label: nls.localize('formatOnPaste.label', "Format on paste"),
+			alias: 'Format on paste',
+			precondition: EditorContextKeys.Writable
+		});
+	}
+
+	protected _getFormattingEdits(editor: editorCommon.ICommonCodeEditor): TPromise<editorCommon.ISingleEditOperation[]> {
+		const originalSelectionStart = editor.getSelection().getStartPosition();
+		editor.focus();
+		document.execCommand('paste');
+
+		// paste doesn't persist selection
+		const currentCursorPosition = editor.getSelection().getStartPosition();
+		const pastedContentRange = new Range(currentCursorPosition.lineNumber, currentCursorPosition.column, originalSelectionStart.lineNumber, originalSelectionStart.column);
+
+		const model = editor.getModel();
+		const { tabSize, insertSpaces} = model.getOptions();
+
+		return getDocumentRangeFormattingEdits(model, pastedContentRange, { tabSize, insertSpaces });
+	}
+}
+
 // this is the old format action that does both (format document OR format selection)
 // and we keep it here such that existing keybinding configurations etc will still work
 CommandsRegistry.registerCommand('editor.action.format', accessor => {