Move template path code to the top

Author: Turbo87

lib/transform.js

@@ -49,6 +49,14 @@ const EVENT_HANDLER_METHODS = [
 function transform(componentPath) {
   let source = fs.readFileSync(componentPath, 'utf8');
 
+  let templatePath = guessTemplatePath(componentPath);
+  if (!fs.existsSync(templatePath)) {
+    throw new SilentError(`Could not find template at ${templatePath}`);
+  }
+  debug(`${componentPath}: templatePath: %o`, templatePath);
+
+  let template = fs.readFileSync(templatePath, 'utf8');
+
   let root = j(source);
 
   // find `export default Component.extend({ ... });` AST node
@@ -123,13 +131,6 @@ function transform(componentPath) {
   let classNameBindings = findClassNameBindings(properties);
   debug(`${componentPath}: classNameBindings: %o`, classNameBindings);
 
-  let templatePath = guessTemplatePath(componentPath);
-  if (!fs.existsSync(templatePath)) {
-    throw new SilentError(`Could not find template at ${templatePath}`);
-  }
-  debug(`${componentPath}: templatePath: %o`, templatePath);
-
-  let template = fs.readFileSync(templatePath, 'utf8');
   let templateAST = templateRecast.parse(template);
 
   // set `tagName: ''`