Cleaning up a bit

Author: megoth

lib/common/template-utils.js

@@ -21,15 +21,27 @@ async function compileTemplate (filePath) {
  * @return {Promise}
  */
 async function processHandlebarFile (filePath, substitutions) {
-  return processFile(filePath, (rawSource) => {
-    try {
-      const template = Handlebars.compile(rawSource)
-      return template(substitutions)
-    } catch (error) {
-      debug(`Error processing template: ${error}`)
-      return rawSource
-    }
-  })
+  return processFile(filePath, (rawSource) => processHandlebarTemplate(rawSource, substitutions))
+}
+
+/**
+ * Performs a Handlebars string template substitution, and returns the
+ * resulting string.
+ *
+ * @see https://www.npmjs.com/package/handlebars
+ *
+ * @param source {string} e.g. 'Hello, {{name}}'
+ *
+ * @return {string} Result, e.g. 'Hello, Alice'
+ */
+function processHandlebarTemplate (source, substitutions) {
+  try {
+    const template = Handlebars.compile(source)
+    return template(substitutions)
+  } catch (error) {
+    debug(`Error processing template: ${error}`)
+    return source
+  }
 }
 
 function writeTemplate (filePath, template, substitutions) {