From b36405817f0e90da0376a686efcba185105f05d0 Mon Sep 17 00:00:00 2001
From: Johannes Millan <johannes.millan@gmail.com>
Date: Thu, 5 Jan 2023 15:06:55 +0100
Subject: [PATCH] build: auto check language files for json errors

---
 package.json            |  3 ++-
 tools/test-lng-files.js | 27 +++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 tools/test-lng-files.js

diff --git a/package.json b/package.json
index a37faddab..dacd73a16 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "test:watch": "cross-env TZ='Europe/Berlin' ng test --browsers ChromeHeadless",
     "lint": "ng lint",
     "prebuild": "node ./tools/git-version.js",
-    "preCheck": "npm run lint && npm run test && npm run e2e",
+    "preCheck": "npm run lint && npm run test & npm run int:test && npm run e2e",
     "e2e": "cross-env TZ='' DETECT_CHROMEDRIVER_VERSION=true SKIP_POST_INSTALL=true npm i -D chromedriver --legacy-peer-deps && tsc --project e2e/tsconfig.e2e.json && start-server-and-test 'ng serve --no-live-reload' 4200 'nightwatch -c ./e2e/nightwatch.conf.js --suiteRetries 1 --retries 0'",
     "e2e:tag": "killall chromedriver; rm -R ./out-tsc; tsc --project e2e/tsconfig.e2e.json && nightwatch -c ./e2e/nightwatch.conf.js --suiteRetries 0 --retries 0 --tag ",
     "electron": "NODE_ENV=PROD electron .",
@@ -94,6 +94,7 @@
     "int:watch": "node ./tools/extract-i18n-watch.js",
     "int:find": "ngx-translate-extract --input ./src --output ./src/assets/i18n/*.json  --sort --format namespaced-json --marker _",
     "int:clean": "ngx-translate-extract --input ./src --output ./src/assets/i18n/*.json --clean --sort --format namespaced-json --marker _",
+    "int:test": "node ./tools/test-lng-files.js",
     "postinstall": "cross-env-shell node ./tools/is-skip-postinstall.js --env.SKIP_POST_INSTALL=$SKIP_POST_INSTALL || ngcc --tsconfig src/tsconfig.app.json"
   },
   "publish": [
diff --git a/tools/test-lng-files.js b/tools/test-lng-files.js
new file mode 100644
index 000000000..4599bb1f9
--- /dev/null
+++ b/tools/test-lng-files.js
@@ -0,0 +1,27 @@
+/* eslint-env es6 */
+const { readdir, readFile } = require('fs');
+const BASE_PATH = 'src/assets/i18n';
+readdir(BASE_PATH, (err, files) => {
+  //handling error
+  if (err) {
+    console.log('Unable to scan directory: ' + err);
+    process.exit(12345);
+  }
+  //listing all files using forEach
+  files.forEach((file) => {
+    // Do whatever you want to do with the file
+    readFile(BASE_PATH + '/' + file, (err, data) => {
+      if (err) {
+        console.error(err);
+        process.exit(12345);
+      }
+      try {
+        JSON.parse(data.toString());
+      } catch (e) {
+        console.log(BASE_PATH + '/' + file);
+        console.error(e);
+        process.exit(12345);
+      }
+    });
+  });
+});