Joey Perrott
0140d04ced
Add support to use prettier for formatting using `ng-dev format`. PR Close #41824
56 lines
1.5 KiB
TypeScript
56 lines
1.5 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {join} from 'path';
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import {exec} from 'shelljs';
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import {error} from '../../utils/console';
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import {Formatter} from './base-formatter';
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/**
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* Formatter for running prettier against Typescript and Javascript files.
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*/
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export class Prettier extends Formatter {
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name = 'prettier';
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binaryFilePath = join(this.git.baseDir, 'node_modules/.bin/prettier');
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defaultFileMatcher = ['**/*.{t,j}s'];
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/**
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* The configuration path of the pretter config, obtained during construction to prevent needing
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* to discover it repeatedly for each execution.
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*/
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private configPath =
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this.config['pretter'] ? exec(`${this.binaryFilePath} --find-config-path .`).trim() : '';
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actions = {
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check: {
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commandFlags: `--config ${this.configPath} --check`,
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callback:
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(_: string, code: number, stdout: string) => {
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return code !== 0;
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},
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},
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format: {
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commandFlags: `--config ${this.configPath} --write`,
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callback:
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(file: string, code: number, _: string, stderr: string) => {
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if (code !== 0) {
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error(`Error running prettier on: ${file}`);
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error(stderr);
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error();
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return true;
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}
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return false;
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},
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},
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};
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}
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