Current Dev State

static/js/ketcher2/node_modules/vinyl-fs/lib/src/index.js

@@ -0,0 +1,61 @@
+'use strict';
+
+var defaults = require('defaults');
+var through = require('through2');
+var gs = require('glob-stream');
+var File = require('vinyl');
+
+var getContents = require('./getContents');
+var getStats = require('./getStats');
+
+function createFile (globFile, enc, cb) {
+  cb(null, new File(globFile));
+}
+
+function src(glob, opt) {
+  opt = opt || {};
+  var pass = through.obj();
+
+  if (!isValidGlob(glob)) {
+    throw new Error('Invalid glob argument: ' + glob);
+  }
+  // return dead stream if empty array
+  if (Array.isArray(glob) && glob.length === 0) {
+    process.nextTick(pass.end.bind(pass));
+    return pass;
+  }
+
+  var options = defaults(opt, {
+    read: true,
+    buffer: true
+  });
+
+  var globStream = gs.create(glob, options);
+
+  // when people write to use just pass it through
+  var outputStream = globStream
+    .pipe(through.obj(createFile))
+    .pipe(getStats(options));
+
+  if (options.read !== false) {
+    outputStream = outputStream
+      .pipe(getContents(options));
+  }
+
+  return outputStream.pipe(pass);
+}
+
+function isValidGlob(glob) {
+  if (typeof glob === 'string') {
+    return true;
+  }
+  if (Array.isArray(glob) && glob.length !== 0) {
+    return glob.every(isValidGlob);
+  }
+  if (Array.isArray(glob) && glob.length === 0) {
+    return true;
+  }
+  return false;
+}
+
+module.exports = src;