fix(File): check stream in node.js only (#489)

Author: leeyeh

src/uploader/s3.js

@@ -26,11 +26,12 @@ module.exports = function upload(uploadInfo, data, file, saveOptions = {}) {
       reject(handleError(res.error, res));
     });
     req.on('error', (err, res) => reject(handleError(err, res)));
-    if (require('stream') && data instanceof require('stream')) {
-      // data.pipe(req);
-      throw new TypeError('Saving an AV.File from a Stream to S3 is not yet supported');
-    } else {
-      req.send(data).end();
+    if (!process.env.CLIENT_PLATFORM) {
+      if (data instanceof require('stream')) {
+        // data.pipe(req);
+        throw new TypeError('Saving an AV.File from a Stream to S3 is not yet supported');
+      }
     }
+    req.send(data).end();
   });
 };

webpack/common.js

@@ -19,7 +19,7 @@ exports.create = () => ({
   node: {
     // do not polyfill Buffer
     Buffer: false,
-    stream: 'empty',
+    stream: false,
     process: false,
   },
   module: {