From 63ed7c1fca1f541cf718a18e9532ad89c74e0e5a Mon Sep 17 00:00:00 2001
From: Vladimir <sheremet.va@icloud.com>
Date: Tue, 11 Jan 2022 11:50:40 +0300
Subject: [PATCH] feat: add snapshotFormat options

---
 docs/config/index.md                | 6 ++++++
 packages/vitest/src/node/config.ts  | 1 +
 packages/vitest/src/types/config.ts | 6 ++++++
 3 files changed, 13 insertions(+)

diff --git a/docs/config/index.md b/docs/config/index.md
index 9d170178c..364e12b90 100644
--- a/docs/config/index.md
+++ b/docs/config/index.md
@@ -339,3 +339,9 @@ export default defineConfig({
   },
 })
 ```
+
+### snapshotFormat
+
+- **Type:** `PrettyFormatOptions`
+
+Format options for snapshot testing.
\ No newline at end of file
diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index 796e974ac..7260e19e5 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -91,6 +91,7 @@ export function resolveConfig(
   const CI = !!process.env.CI
   const UPDATE_SNAPSHOT = resolved.update || process.env.UPDATE_SNAPSHOT
   resolved.snapshotOptions = {
+    snapshotFormat: resolved.snapshotFormat || {},
     updateSnapshot: CI && !UPDATE_SNAPSHOT
       ? 'none'
       : UPDATE_SNAPSHOT
diff --git a/packages/vitest/src/types/config.ts b/packages/vitest/src/types/config.ts
index 97f647f1e..2a3a6fad7 100644
--- a/packages/vitest/src/types/config.ts
+++ b/packages/vitest/src/types/config.ts
@@ -1,4 +1,5 @@
 import type { CommonServerOptions } from 'vite'
+import type { PrettyFormatOptions } from 'pretty-format'
 import type { BuiltinReporters } from '../reporters'
 import type { C8Options, ResolvedC8Options } from '../coverage'
 import type { JSDOMOptions } from './jsdom-options'
@@ -253,6 +254,11 @@ export interface InlineConfig {
      */
     web?: RegExp[]
   }
+
+  /**
+   * Format options for snapshot testing.
+   */
+  snapshotFormat?: PrettyFormatOptions
 }
 
 export interface UserConfig extends InlineConfig {
-- 
2.51.2