refactor: changed locals parsing logic to allow inner locals feature

Author: felippe-regazio

lib/index.js

@@ -20,23 +20,17 @@ module.exports = (options = {}) => {
       let content;
       let subtree;
       let source;
-      let locals;
-
-      const localsString = node.attrs.locals || (node.content ? node.content.join().replace(/\n/g, '') : '');
-      const tryToParseLocals = localsString.trim() && localsString.trim().startsWith('{');
-
-      if (tryToParseLocals) {
-        try {
-          locals = JSON.parse(localsString);
-        } catch {
-          locals = false;
-        }
-      }
+      let locals = false;
 
       if (src) {
         src = path.resolve(options.root, src);
         source = fs.readFileSync(src, options.encoding);
 
+        try {
+          const localsRaw = node.attrs.locals || (node.content ? node.content.join().replace(/\n/g, '') : false);
+          locals = JSON.parse(localsRaw);
+        } catch {}
+
         if (locals) {
           const result = posthtml()
             .use(expressions({locals}))