Roughing out the demo app

node_modules/json-parse-helpfulerror/index.js

@@ -0,0 +1,21 @@
+'use strict';
+
+var jju = require('jju');
+
+function parse(text, reviver) {
+    try {
+        return JSON.parse(text, reviver);
+    } catch (err) {
+        // we expect this to throw with a more informative message
+        jju.parse(text, {
+            mode: 'json',
+            reviver: reviver
+        });
+
+        // backup if jju is not as strict as JSON.parse; re-throw error
+        // data-dependent code path, I do not know how to cover it
+        throw err;
+    }
+}
+
+exports.parse = parse;