don't filter files when injecting

Author: bweigel

lib/inject.js

@@ -50,13 +50,13 @@ function injectRequirements(requirementsPath, packagePath, options) {
  * @param {string} module module to keep
  * @return {Promise} the JSZip object written out.
  */
-function moveModuleUp(source, target, module, options) {
+function injectSourceCode(source, target, module, options) {
   const targetZip = new JSZip();
 
   return fse
     .readFileAsync(source)
     .then(buffer => JSZip.loadAsync(buffer))
-    .then(sourceZip => sourceZip.filter(file => file.startsWith(module + '/')))
+    .then(sourceZip => sourceZip.filter(() => true))
     .map(srcZipObj => {
       let targetName;
 
@@ -102,7 +102,7 @@ function injectAllRequirements(funcArtifact) {
             `${func.module}-${func.name}.zip`
           );
           func.package.artifact = newArtifact;
-          return moveModuleUp(
+          return injectSourceCode(
             artifact,
             newArtifact,
             func.module,