Merge pull request #26 from terrierscript/development

v1.1.0 - Gulp@4 Compatibility!

index.js

@@ -1,41 +1,52 @@
-const through = require('through2').obj,
-  unzip = require('unzipper'),
-  Vinyl = require('vinyl');
+const Stream = require('stream')
+
+const through = require('through2').obj
+
+const unzip = require('unzipper')
+
+const Vinyl = require('vinyl')
 
 module.exports = (options = {}) => {
-
-  function transform(file, enc, callback){
+  function transform (file, enc, callback) {
     if (file.isNull()) {
-      this.push(file);
-      return callback();
+      this.push(file)
+      return callback()
     }
 
-    const opts = {};
-    opts.filter = options.filter || (() => true);
-    opts.keepEmpty = options.keepEmpty || false;
+    let stream = new Stream.PassThrough()
 
-    file.pipe(unzip.Parse())
+    if (file.isBuffer() && !file.pipe) {
+      stream.end(file.contents)
+    } else {
+      stream = file
+    }
+
+    const opts = {}
+    opts.filter = options.filter || (() => true)
+    opts.keepEmpty = options.keepEmpty || false
+
+    stream.pipe(unzip.Parse())
       .on('entry', entry => {
-        const chunks = [];
-        if(!opts.filter(entry)){
-          entry.autodrain();
-          return;
+        const chunks = []
+        if (!opts.filter(entry)) {
+          entry.autodrain()
+          return
         }
-        
+
         entry.pipe(through((chunk, enc, cb) => {
-          chunks.push(chunk);
-          cb();
+          chunks.push(chunk)
+          cb()
         }, cb => {
-          if(entry.type === 'File' && (chunks.length > 0 || opts.keepEmpty)){
+          if (entry.type === 'File' && (chunks.length > 0 || opts.keepEmpty)) {
             this.push(new Vinyl({
-              cwd : "./",
-              path : entry.path,
+              cwd: './',
+              path: entry.path,
               contents: Buffer.concat(chunks)
-            }));
+            }))
           }
-          cb();
-        }));
-      }).on('close', callback);
+          cb()
+        }))
+      }).on('close', callback)
   }
-  return through(transform);
-};
+  return through(transform)
+}