0.0.1

resources/[cfx-default]/[system]/[builders]/yarn/yarn_builder.js

@@ -0,0 +1,81 @@
+const path = require('path');
+const fs = require('fs');
+const child_process = require('child_process');
+let buildingInProgress = false;
+let currentBuildingModule = '';
+
+const initCwd = process.cwd();
+const trimOutput = (data) => {
+	return `[yarn]\t` + data.toString().replace(/\s+$/, '');
+}
+
+const yarnBuildTask = {
+	shouldBuild(resourceName) {
+		try {
+			const resourcePath = GetResourcePath(resourceName);
+			
+			const packageJson = path.resolve(resourcePath, 'package.json');
+			const yarnLock = path.resolve(resourcePath, '.yarn.installed');
+			
+			const packageStat = fs.statSync(packageJson);
+			
+			try {
+				const yarnStat = fs.statSync(yarnLock);
+				
+				if (packageStat.mtimeMs > yarnStat.mtimeMs) {
+					return true;
+				}
+			} catch (e) {
+				// no yarn.installed, but package.json - install time!
+				return true;
+			}
+		} catch (e) {
+			
+		}
+		
+		return false;
+	},
+	
+	build(resourceName, cb) {
+		(async () => {
+			while (buildingInProgress && currentBuildingModule !== resourceName) {
+				console.log(`yarn is currently busy: we are waiting to compile ${resourceName}`);
+				await sleep(3000);
+			}
+			buildingInProgress = true;
+			currentBuildingModule = resourceName;
+			const proc = child_process.fork(
+				require.resolve('./yarn_cli.js'),
+				['install', '--ignore-scripts', '--cache-folder', path.join(initCwd, 'cache', 'yarn-cache'), '--mutex', 'file:' + path.join(initCwd, 'cache', 'yarn-mutex')],
+				{
+					cwd: path.resolve(GetResourcePath(resourceName)),
+					stdio: 'pipe',
+				});
+			proc.stdout.on('data', (data) => console.log(trimOutput(data)));
+			proc.stderr.on('data', (data) => console.error(trimOutput(data)));
+			proc.on('exit', (code, signal) => {
+				setImmediate(() => {
+					if (code != 0 || signal) {
+						buildingInProgress = false;
+						currentBuildingModule = '';
+						cb(false, 'yarn failed!');
+						return;
+					}
+
+					const resourcePath = GetResourcePath(resourceName);
+					const yarnLock = path.resolve(resourcePath, '.yarn.installed');
+					fs.writeFileSync(yarnLock, '');
+
+					buildingInProgress = false;
+					currentBuildingModule = '';
+					cb(true);
+				});
+			});
+		})();
+	}
+};
+
+function sleep(ms) {
+	return new Promise(resolve => setTimeout(resolve, ms));
+}
+RegisterResourceBuildTaskFactory('yarn', () => yarnBuildTask);