fix: updating the node request target to prioritize param.fileName

Author: erunion

src/targets/node/request.js

@@ -61,7 +61,7 @@ module.exports = function (source, options) {
           return
         }
 
-        if (param.fileName && !param.value) {
+        if (param.fileName) {
           includeFS = true
 
           attachment.value = 'fs.createReadStream("' + param.fileName + '")'

test/fixtures/output/node/request/multipart-data.js

@@ -1,3 +1,4 @@
+var fs = require("fs");
 var request = require("request");
 
 var options = {
@@ -6,7 +7,7 @@ var options = {
   headers: {'content-type': 'multipart/form-data; boundary=---011000010111000001101001'},
   formData: {
     foo: {
-      value: 'Hello World',
+      value: fs.createReadStream("hello.txt"),
       options: {filename: 'hello.txt', contentType: 'text/plain'}
     }
   }