48 lines
1.5 KiB
TypeScript
48 lines
1.5 KiB
TypeScript
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/// <reference path="../typings/node/node.d.ts" />
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/// <reference path="../typings/fs-extra/fs-extra.d.ts" />
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import fse = require('fs-extra');
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import path = require('path');
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import {wrapDiffingPlugin, DiffingBroccoliPlugin, DiffResult} from './diffing-broccoli-plugin';
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var spawn = require('child_process').spawn;
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function processToPromise(process) {
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return new Promise(function(resolve, reject) {
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process.on('close', function(code) {
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if (code) {
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reject(code);
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} else {
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resolve();
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}
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});
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});
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}
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class DartFormatter implements DiffingBroccoliPlugin {
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private DARTFMT: string;
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private verbose: boolean;
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constructor(public inputPath: string, public cachePath: string, options) {
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if (!options.dartSDK) throw new Error("Missing Dart SDK");
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this.DARTFMT = options.dartSDK.DARTFMT;
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this.verbose = options.logs.dartfmt;
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}
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rebuild(treeDiff: DiffResult): Promise<any> {
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let args = ['-w'];
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treeDiff.changedPaths.forEach((changedFile) => {
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let sourcePath = path.join(this.inputPath, changedFile);
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let destPath = path.join(this.cachePath, changedFile);
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if (/\.dart$/.test(changedFile)) args.push(destPath);
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fse.copySync(sourcePath, destPath);
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});
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treeDiff.removedPaths.forEach((removedFile) => {
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let destPath = path.join(this.cachePath, removedFile);
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fse.removeSync(destPath);
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});
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return processToPromise(spawn(
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this.DARTFMT, args, {stdio: this.verbose ? 'inherit' : ['ignore', 'ignore', 'inherit']}));
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}
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}
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export default wrapDiffingPlugin(DartFormatter);
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