Separate JS templating into separate module

package.json

@@ -1,6 +1,6 @@
 {
   "name": "medic-conf",
-  "version": "1.16.0",
+  "version": "1.16.1",
   "description": "Configure Medic Mobile deployments",
   "main": "index.js",
   "scripts": {

src/fn/compile-app-settings.js

@@ -1,4 +1,5 @@
 const fs = require('../lib/sync-fs');
+const readJs = require('../lib/read-templated-js');
 
 module.exports = (projectDir /*, couchUrl */) => {
 
@@ -47,18 +48,6 @@ module.exports = (projectDir /*, couchUrl */) => {
 
 };
 
-const readJs = (projectDir, rootFile) =>
-    cleanJs(fs.read(`${projectDir}/${rootFile}`)
-	.replace(/__include_inline__\('\s*([^_]*)'\s*\);/g, (_, includedFile) =>
-	    fs.read(`${projectDir}/${includedFile}`)));
-const cleanJs = js =>
-  js.split('\n')
-    .map(s =>
-      s.trim()
-        .replace(/\s*\/\/.*/, '') // single-line comments (like this one)
-    ).join('')
-        .replace(/\s*\/\*(?:(?!\*\/).)*\*\/\s*/g, ''); /* this kind of comment */
-
 function applyTransforms(app_settings, inherited) {
   doDelete(app_settings, inherited.delete);
   doReplace(app_settings, inherited.replace);

src/lib/read-templated-js.js

@@ -0,0 +1,14 @@
+const fs = require('../lib/sync-fs');
+
+const cleanJs = js =>
+  js.split('\n')
+    .map(s =>
+      s.trim()
+        .replace(/\s*\/\/.*/, '') // single-line comments (like this one)
+    ).join('')
+        .replace(/\s*\/\*(?:(?!\*\/).)*\*\/\s*/g, ''); /* this kind of comment */
+
+module.exports = (projectDir, rootFile) =>
+    cleanJs(fs.read(`${projectDir}/${rootFile}`)
+	.replace(/__include_inline__\('\s*([^_]*)'\s*\);/g, (_, includedFile) =>
+	    fs.read(`${projectDir}/${includedFile}`)));