types: emit function can have additional arguments #1993

i18next · Jul 12, 2023 · 01e32f4 · 01e32f4
1 parent 24a52e9
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 23.2.10
+
+- types: emit function can have additional arguments [1993](https://github.com/i18next/i18next/issues/1993)
+
 ## 23.2.9
 
 - types: Add brand to TFunction type so different namespaces' TFunctions are not treated as compatible [1994](https://github.com/i18next/i18next/pull/1994)

diff --git a/index.d.ts b/index.d.ts
@@ -1436,7 +1436,7 @@ export interface i18n {
   /**
    * Emit event
    */
-  emit(eventName: string): void;
+  emit(eventName: string, ...args: any[]): void;
 }
 
 declare const i18next: i18n;

diff --git a/test/typescript/exposed.test.ts b/test/typescript/exposed.test.ts
@@ -25,3 +25,8 @@ formatter!.addCached(
   'test',
   (lng: string | undefined, options: any) => (value: any) => 'formatted',
 );
+
+i18next.on('custom', (arg) => {});
+i18next.emit('custom');
+i18next.emit('custom', { some: 'opt' });
+i18next.emit('custom', { some: 'opt' }, { more: 'stuff' });