From 0cd7ec7953c98a6808b2cdc0d118fb48ff6a1367 Mon Sep 17 00:00:00 2001
From: Stephen Zhou <hi@hyoban.cc>
Date: Wed, 15 May 2024 19:45:24 +0800
Subject: [PATCH] fix: support tab indent (#318)

* fix: support tab indent

* chore: update
---
 index.js      |  6 ++++--
 tests/main.js | 10 ++++++++++
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index 660b16fe..8c932512 100755
--- a/index.js
+++ b/index.js
@@ -380,12 +380,14 @@ const overFields = pipe(
 
 function editStringJSON(json, over) {
   if (typeof json === 'string') {
-    const { indent } = detectIndent(json)
+    const { indent, type } = detectIndent(json)
     const endCharacters = json.slice(-1) === '\n' ? '\n' : ''
     const newline = detectNewline(json)
     json = JSON.parse(json)
 
-    let result = JSON.stringify(over(json), null, indent) + endCharacters
+    let result =
+      JSON.stringify(over(json), null, type === 'tab' ? '\t' : indent) +
+      endCharacters
     if (newline === '\r\n') {
       result = result.replace(/\n/g, newline)
     }
diff --git a/tests/main.js b/tests/main.js
index d86355fc..6c2952cf 100644
--- a/tests/main.js
+++ b/tests/main.js
@@ -17,6 +17,16 @@ test('main', (t) => {
     '{"name":"sort-package-json","version":"1.0.0"}',
     'Accepts string, returns sorted string',
   )
+  t.is(
+    sortPackageJson(JSON.stringify(packageJson, null, 4)),
+    '{\n    "name": "sort-package-json",\n    "version": "1.0.0"\n}',
+    'Detect indent',
+  )
+  t.is(
+    sortPackageJson(JSON.stringify(packageJson, null, '\t')),
+    '{\n\t"name": "sort-package-json",\n\t"version": "1.0.0"\n}',
+    'Detect tab indent',
+  )
 
   const array = ['foo', 'bar']
   const string = JSON.stringify(array)