private setEditFactory(uri: Uri, coords, content): WorkspaceEdit {
        var workspaceEdit = new WorkspaceEdit();
        let edit = new TextEdit(coords, content);

        workspaceEdit.set(uri, [edit]);
        return workspaceEdit;
    }

	private async onCodeAction(source: Source, workspaceEdit: WorkspaceEdit): Promise<boolean> {
		const success = workspace.applyEdit(workspaceEdit);
		if (!success) {
			return false;
		}

		let firstEdit: TextEdit | undefined = undefined;
		for (const [uri, edits] of workspaceEdit.entries()) {
			if (uri.fsPath === source.uri.fsPath) {
				firstEdit = edits[0];
				break;
			}
		}

		if (!firstEdit) {
			return true;
		}

		const newLines = firstEdit.newText.match(/\n/g);
		const editedRange = new Range(
			firstEdit.range.start.line, 0,
			firstEdit.range.end.line + 1 + (newLines ? newLines.length : 0), 0);
		// TODO: Workaround for https://github.com/Microsoft/TypeScript/issues/12249
		// apply formatting to the source range until TS returns formatted results
		const edits = (await commands.executeCommand('vscode.executeFormatRangeProvider', source.uri, editedRange, source.formattingOptions || {})) as TextEdit[];
		if (!edits || !edits.length) {
			return false;
		}
		const formattingEdit = new WorkspaceEdit();
		formattingEdit.set(source.uri, edits);
		return workspace.applyEdit(formattingEdit);
	}

export async function applyCodeAction(
	client: ITypescriptServiceClient,
	action: Proto.CodeAction,
	file: string
): Promise<boolean> {
	if (action.changes && action.changes.length) {
		const workspaceEdit = new WorkspaceEdit();
		for (const change of action.changes) {
			for (const textChange of change.textChanges) {
				workspaceEdit.replace(client.asUrl(change.fileName),
					tsTextSpanToVsRange(textChange),
					textChange.newText);
			}
		}

		if (!(await workspace.applyEdit(workspaceEdit))) {
			return false;
		}
	}

	if (action.commands && action.commands.length) {
		for (const command of action.commands) {
			const response = await client.execute('applyCodeActionCommand', { file, command });
			if (!response || !response.body) {
				return false;
			}
		}
	}
	return true;
}

	private async _revertChanges(textEditor: TextEditor, changes: LineChange[]): Promise<void> {
		const modifiedDocument = textEditor.document;
		const modifiedUri = modifiedDocument.uri;

		if (modifiedUri.scheme !== 'file') {
			return;
		}

		const originalUri = toGitUri(modifiedUri, '~');
		const originalDocument = await workspace.openTextDocument(originalUri);
		const basename = path.basename(modifiedUri.fsPath);
		const message = localize('confirm revert', "Are you sure you want to revert the selected changes in {0}?", basename);
		const yes = localize('revert', "Revert Changes");
		const pick = await window.showWarningMessage(message, { modal: true }, yes);

		if (pick !== yes) {
			return;
		}

		const result = applyLineChanges(originalDocument, modifiedDocument, changes);
		const edit = new WorkspaceEdit();
		edit.replace(modifiedUri, new Range(new Position(0, 0), modifiedDocument.lineAt(modifiedDocument.lineCount - 1).range.end), result);
		workspace.applyEdit(edit);
		await modifiedDocument.save();
	}

		saveText: async (text: string) => {
			const filename = await utils.createFile('', getFixturePath([
				rule,
				value,
				'test'
			]));
			const doc = await workspace.openTextDocument(filename);
			await window.showTextDocument(doc);
			const edit = new WorkspaceEdit();
			edit.insert(doc.uri, new Position(0, 0), text);
			assert.strictEqual(
				await workspace.applyEdit(edit),
				true,
				'applies edit'
			);
			return await new Promise(resolve => {
				let saveCount = 0;
				workspace.onDidSaveTextDocument(savedDoc => {
					if (++saveCount === (options.saves || 1)) {
						resolve(savedDoc.getText());
					}
				});
				doc.save();
			});
		}

			return commands.executeCommand('vscode.executeFormatRangeProvider', source.uri, editedRange, source.formattingOptions || {}).then((edits: TextEdit[]) => {
				if (!edits || !edits.length) {
					return false;
				}
				const workspaceEdit = new WorkspaceEdit();
				workspaceEdit.set(source.uri, edits);
				return workspace.applyEdit(workspaceEdit);
			});

function applyTextEdit(we) {
    telemetry.traceEvent('command-applytextedit');

    let wse = new vscode.WorkspaceEdit()
    for (let edit of we.documentChanges[0].edits) {
        wse.replace(we.documentChanges[0].textDocument.uri, new vscode.Range(edit.range.start.line, edit.range.start.character, edit.range.end.line, edit.range.end.character), edit.newText)
    }
    vscode.workspace.applyEdit(wse)
}

	private toWorkspaceEdit(edits: Proto.FileCodeEdits[]): WorkspaceEdit {
		const workspaceEdit = new WorkspaceEdit();
		for (const edit of edits) {
			for (const textChange of edit.textChanges) {
				workspaceEdit.replace(this.client.asUrl(edit.fileName),
					tsTextSpanToVsRange(textChange),
					textChange.newText);
			}
		}
		return workspaceEdit;
	}

	private async onCodeAction(action: Proto.CodeAction): Promise<boolean> {
		const workspaceEdit = new WorkspaceEdit();
		for (const change of action.changes) {
			for (const textChange of change.textChanges) {
				workspaceEdit.replace(this.client.asUrl(change.fileName),
					tsTextSpanToVsRange(textChange),
					textChange.newText);
			}
		}

		return workspace.applyEdit(workspaceEdit);
	}

	private toWorkspaceEdit(edits: Proto.FileCodeEdits[]): WorkspaceEdit {
		const workspaceEdit = new WorkspaceEdit();
		for (const edit of edits) {
			for (const textChange of edit.textChanges) {
				workspaceEdit.replace(this.client.asUrl(edit.fileName),
					new Range(
						textChange.start.line - 1, textChange.start.offset - 1,
						textChange.end.line - 1, textChange.end.offset - 1),
					textChange.newText);
			}
		}
		return workspaceEdit;
	}