Rename scripts folder to js-build

js-build/symlinks.js

@@ -0,0 +1,89 @@
+'use strict';
+
+const path = require('path');
+const fs = require('fs-extra');
+const globby = require('globby');
+
+const { isWindows, formatDirsForMatcher, getSignatures, writeSignatures, cleanUp, onSuccess, onError, onProgress } = require('./utils');
+const { dirs, symlinkDirs, copyDirs, symlinkFiles, ignoreMask } = require('./config');
+const ROOT = path.resolve(__dirname, '..');
+
+
+//@TODO: change signature to getSymlinks(source, options, signatures)
+//		 here and elsewhere
+//		 
+//		 run symlinks twice, once for files (with nodir: true)
+//		 once for dirs
+async function getSymlinks(source, options, signatures) {
+	const t1 = Date.now();
+	const files = await globby(source, Object.assign({ cwd: ROOT }, options ));
+	const filesDonePreviously = [];
+	for (const [f, signature] of Object.entries(signatures)) {
+		if ('isSymlinked' in signature && signature.isSymlinked) {
+			try {
+				await fs.access(path.join('build', f), fs.constants.F_OK);
+				// file found in signatures and build/ dir, skip
+				filesDonePreviously.push(f);
+			} catch (_) {
+				// file not found, needs symlinking
+			}
+		}
+	}
+
+	const filesToProcess = files.filter(f => !filesDonePreviously.includes(f));
+	const filesProcessedCount = filesToProcess.length;
+
+	var f;
+	while ((f = filesToProcess.pop()) != null) {
+		const dest = path.join('build', f);
+		try {
+			if (isWindows) {
+				await fs.copy(f, dest, { dereference: true });
+			} else {
+				await fs.ensureSymlink(f, dest);
+			}
+			signatures[f] = {
+				isSymlinked: true
+			};
+			onProgress(f, dest, 'ln');
+		} catch (err) {
+			throw new Error(`Failed on ${f}: ${err}`);
+		}
+	}
+
+	const t2 = Date.now();
+
+	return {
+		action: 'symlink',
+		count: filesProcessedCount,
+		outFiles: files.map(f => path.join('build', f)), // also includes files that has already been symlinked
+		totalCount: files.length,
+		processingTime: t2 - t1
+	};
+}
+
+
+module.exports = getSymlinks;
+
+if (require.main === module) {
+	(async () => {
+		try {
+			const source = symlinkFiles
+				.concat(dirs.map(d => `${d}/**`))
+				.concat([`!${formatDirsForMatcher(dirs)}/**/*.js`])
+				.concat([`!${formatDirsForMatcher(dirs)}/**/*.jsx`])
+				.concat([`!${formatDirsForMatcher(dirs)}/**/*.scss`])
+				.concat([`!${formatDirsForMatcher(copyDirs)}/**`]);
+
+			const signatures = await getSignatures();
+			onSuccess(await getSymlinks(source, { nodir: true, ignore: ignoreMask }, signatures));
+			onSuccess(await getSymlinks(symlinkDirs, {}, signatures));
+			onSuccess(await cleanUp(signatures));
+			await writeSignatures(signatures);
+		} catch (err) {
+			process.exitCode = 1;
+			global.isError = true;
+			onError(err);
+		}
+	})();
+}