shallow-copy

Author: goto-bus-stop

index.js

@@ -1,5 +1,6 @@
 var acorn = require('acorn');
 var walk = require('acorn/dist/walk');
+var copy = require('shallow-copy');
 var defined = require('defined');
 var fastFind = require('./find-fast');
 
@@ -29,7 +30,8 @@ var exports = module.exports = function (src, opts) {
 
 exports.find = function (src, opts) {
     if (!opts) opts = {};
-    opts = Object.assign({}, opts, { parse: getParseOpts(opts.parse) });
+    else opts = copy(opts);
+    opts.parse = getParseOpts(opts.parse);
 
     if (!opts.isRequire && !opts.fullParse) {
         return fastFind(src, opts);

package.json

@@ -18,7 +18,8 @@
   },
   "dependencies": {
     "acorn": "^4.0.3",
-    "defined": "^1.0.0"
+    "defined": "^1.0.0",
+    "shallow-copy": "0.0.1"
   },
   "devDependencies": {
     "tap": "^10.7.3"