From 79a26180af29890e9050100add2877872c821105 Mon Sep 17 00:00:00 2001
From: Louis Lam <louislam@users.noreply.github.com>
Date: Wed, 23 Oct 2024 12:47:04 +0800
Subject: [PATCH] Verify language json files format (#5233)

---
 .github/workflows/json-yaml-validate.yml | 10 +++++++++
 extra/check-lang-json.js                 | 27 ++++++++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 extra/check-lang-json.js

diff --git a/.github/workflows/json-yaml-validate.yml b/.github/workflows/json-yaml-validate.yml
index b6437ec4..7942884e 100644
--- a/.github/workflows/json-yaml-validate.yml
+++ b/.github/workflows/json-yaml-validate.yml
@@ -25,3 +25,13 @@ jobs:
         with:
           comment: "true" # enable comment mode
           exclude_file: ".github/config/exclude.txt" # gitignore style file for exclusions
+
+  check-lang-json:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - run: node ./extra/check-lang-json.js
diff --git a/extra/check-lang-json.js b/extra/check-lang-json.js
new file mode 100644
index 00000000..dfda3489
--- /dev/null
+++ b/extra/check-lang-json.js
@@ -0,0 +1,27 @@
+// For #5231
+
+const fs = require("fs");
+
+let path = "./src/lang";
+
+// list directories in the lang directory
+let jsonFileList = fs.readdirSync(path);
+
+for (let jsonFile of jsonFileList) {
+    if (!jsonFile.endsWith(".json")) {
+        continue;
+    }
+
+    let jsonPath = path + "/" + jsonFile;
+    let originalContent = fs.readFileSync(jsonPath, "utf8");
+    let langData = JSON.parse(originalContent);
+
+    let formattedContent = JSON.stringify(langData, null, 4) + "\n";
+
+    if (originalContent !== formattedContent) {
+        console.error(`File ${jsonFile} is not formatted correctly.`);
+        process.exit(1);
+    }
+}
+
+console.log("All lang json files are formatted correctly.");