Keep warnings when process.env.NODE_ENV is not production (#5196)

This way the warnings will work in test mode. (`process.env.NODE_ENV === „test“`)
vercel · Sep 18, 2018 · 8e9b84b · 8e9b84b
1 parent ee3a73f
commit 8e9b84b
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/lib/error.js b/lib/error.js
@@ -31,7 +31,7 @@ export default class Error extends React.Component {
   }
 }
 
-if (process.env.NODE_ENV === 'development') {
+if (process.env.NODE_ENV !== 'production') {
   Error.propTypes = {
     statusCode: PropTypes.number
   }

diff --git a/lib/router/router.js b/lib/router/router.js
@@ -78,7 +78,7 @@ export default class Router {
     }
 
     const { url, as, options } = e.state
-    if (process.env.NODE_ENV === 'development') {
+    if (process.env.NODE_ENV !== 'production') {
       if (typeof url === 'undefined' || typeof as === 'undefined') {
         console.warn('`popstate` event triggered but `event.state` did not have `url` or `as` https://err.sh/zeit/next.js/popstate-state-empty')
       }