add build

node_modules/try-catch/lib/try-catch.js

@@ -0,0 +1,12 @@
+'use strict';
+
+module.exports = function tryCatch(fn) {
+    var args = [].slice.call(arguments, 1);
+    
+    try {
+        return [null, fn.apply(null, args)];
+    } catch(e) {
+        return [e];
+    }
+};
+