Avoid mutate state

microlinkhq · May 15, 2018 · 9a56e7d · 9a56e7d
1 parent 766bff3
commit 9a56e7d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/packages/metascraper/src/merge-rules.js b/packages/metascraper/src/merge-rules.js
@@ -1,6 +1,6 @@
 'use strict'
 
-const { concat, first, findIndex, forEach, chain } = require('lodash')
+const { cloneDeep, concat, first, findIndex, forEach, chain } = require('lodash')
 
 module.exports = (rules, baseRules) => chain(rules)
   .reduce((acc, rules) => {
@@ -10,5 +10,5 @@ module.exports = (rules, baseRules) => chain(rules)
       else acc.push([propName, rule])
     })
     return acc
-  }, baseRules)
+  }, cloneDeep(baseRules))
   .value()