add node_modules to address #4364

1 files changed, 30 insertions, 0 deletions

diff --git a/node_modules/vinyl-fs/lib/symlink/index.js b/node_modules/vinyl-fs/lib/symlink/index.js
new file mode 100644
index 000000000..6c01a6b67
--- /dev/null
+++ b/node_modules/vinyl-fs/lib/symlink/index.js
@@ -0,0 +1,30 @@
+'use strict';
+
+var through2 = require('through2');
+var fs = require('graceful-fs');
+var prepareWrite = require('../prepareWrite');
+
+function symlink(outFolder, opt) {
+  function linkFile(file, enc, cb) {
+    var srcPath = file.path;
+    var symType = (file.isDirectory() ? 'dir' : 'file');
+    prepareWrite(outFolder, file, opt, function(err, writePath) {
+      if (err) {
+        return cb(err);
+      }
+      fs.symlink(srcPath, writePath, symType, function(err) {
+        if (err && err.code !== 'EEXIST') {
+          return cb(err);
+        }
+        cb(null, file);
+      });
+    });
+  }
+
+  var stream = through2.obj(opt, linkFile);
+  // TODO: option for either backpressure or lossy
+  stream.resume();
+  return stream;
+}
+
+module.exports = symlink;