Add usePureComponent option

i18next · Dec 5, 2017 · 39e9468 · 39e9468
1 parent 4276370
commit 39e9468
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/src/context.js b/src/context.js
@@ -4,7 +4,8 @@ let defaultOptions = {
   bindI18n: 'languageChanged loaded',
   bindStore: 'added removed',
   translateFuncName: 't',
-  nsMode: 'default'
+  nsMode: 'default',
+  usePureComponent: false,
 };
 
 let i18n;

diff --git a/src/translate.js b/src/translate.js
@@ -3,6 +3,7 @@ import PropTypes from 'prop-types';
 import hoistStatics from 'hoist-non-react-statics';
 import { getDefaults, setDefaults, getI18n, setI18n } from './context';
 import I18n from './I18n';
+import shallowEqual from 'fbjs/lib/shallowEqual';
 
 function getDisplayName(component) {
   return component.displayName || component.name || 'Component';
@@ -25,6 +26,15 @@ export default function translate(namespaces, options = {}) {
 
         this.getWrappedInstance = this.getWrappedInstance.bind(this);
       }
+
+
+      shouldComponentUpdate(nextProps){
+        if(!this.options.usePureComponent){
+          return true
+        }
+
+        return !shallowEqual(this.props, nextProps);
+      }
 
       getWrappedInstance() {
         if (!this.options.withRef) {