From edfd53c0f726f48bb41c562626700019b7e5f0b8 Mon Sep 17 00:00:00 2001
From: Katelyn Kim <wlsdud194@hotmail.com>
Date: Mon, 22 Apr 2024 16:01:03 -0700
Subject: [PATCH 1/2] Update pino types for browser.formatters

---
 pino.d.ts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/pino.d.ts b/pino.d.ts
index 41ffdfb4c..b6709a59d 100644
--- a/pino.d.ts
+++ b/pino.d.ts
@@ -427,6 +427,17 @@ declare namespace pino {
              * pino.info('hi') // creates and logs {msg: 'hi', level: 30, time: <ts>}
              */
             asObject?: boolean;
+            formatters?: {
+                /**
+                 * Changes the shape of the log level.
+                 * The default shape is { level: number }.
+                 */
+                level?: (label: string, number: number) => object;
+                /**
+                 * Changes the shape of the log object.
+                 */
+                log?: (object: Record<string, unknown>) => Record<string, unknown>;
+            }
             /**
              * Instead of passing log messages to `console.log` they can be passed to a supplied function. If `write` is
              * set to a single function, all logging objects are passed to this function. If `write` is an object, it

From f42308af0c0d1d997ed496897ddda77dc3d61e08 Mon Sep 17 00:00:00 2001
From: Katelyn Kim <wlsdud194@hotmail.com>
Date: Fri, 26 Apr 2024 11:29:57 -0700
Subject: [PATCH 2/2] Add a test for browser.formatters type

---
 test/types/pino-type-only.test-d.ts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/test/types/pino-type-only.test-d.ts b/test/types/pino-type-only.test-d.ts
index 4f1053f43..eb6221dcc 100644
--- a/test/types/pino-type-only.test-d.ts
+++ b/test/types/pino-type-only.test-d.ts
@@ -1,7 +1,7 @@
 import { expectAssignable, expectType, expectNotAssignable } from "tsd";
 
 import pino from "../../";
-import type {LevelWithSilent, Logger, LogFn, P, DestinationStreamWithMetadata,  Level, LevelOrString, LevelWithSilentOrString, LoggerExtras } from "../../pino";
+import type {LevelWithSilent, Logger, LogFn, P, DestinationStreamWithMetadata,  Level, LevelOrString, LevelWithSilentOrString, LoggerExtras, LoggerOptions } from "../../pino";
 
 // NB: can also use `import * as pino`, but that form is callable as `pino()`
 // under `esModuleInterop: false` or `pino.default()` under `esModuleInterop: true`.
@@ -46,3 +46,19 @@ const needsMetadata: typeof pino.symbols.needsMetadataGsym = pino.symbols.needsM
 if (stream[needsMetadata]) {
     expectType<number>(stream.lastLevel);
 }
+
+const loggerOptions:LoggerOptions = {
+    browser: {
+        formatters: {
+            log(obj) {
+                return obj
+            },
+            level(label, number) {
+                return { label, number}
+            }
+
+        }
+    }
+}
+
+expectType<LoggerOptions>(loggerOptions)