From fb7118ff1c8f0dcd61f15e51b193512283d83fa1 Mon Sep 17 00:00:00 2001
From: Kristóf Marussy <kristof@marussy.com>
Date: Sun, 9 Jan 2022 22:16:29 +0100
Subject: build: Add eslint-plugin-unicorn
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Signed-off-by: Kristóf Marussy <kristof@marussy.com>
---
 scripts/updateElectronVendors.js | 65 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 scripts/updateElectronVendors.js

(limited to 'scripts/updateElectronVendors.js')

diff --git a/scripts/updateElectronVendors.js b/scripts/updateElectronVendors.js
new file mode 100644
index 0000000..5e8ab36
--- /dev/null
+++ b/scripts/updateElectronVendors.js
@@ -0,0 +1,65 @@
+import { execSync } from 'node:child_process';
+import { writeFile } from 'node:fs/promises';
+import path from 'node:path';
+
+import electronPath from 'electron';
+
+import fileUrlToDirname from '../config/fileUrlToDirname.js';
+
+const thisDir = fileUrlToDirname(import.meta.url);
+
+/**
+ * Returns versions of electron vendors
+ * The performance of this feature is very poor and can be improved
+ * @see https://github.com/electron/electron/issues/28006
+ *
+ * @returns {NodeJS.ProcessVersions}
+ */
+function getVendors() {
+  const output = execSync(
+    `${electronPath.toString()} -p "JSON.stringify(process.versions)"`,
+    {
+      env: { ELECTRON_RUN_AS_NODE: '1' },
+      encoding: 'utf-8',
+    },
+  );
+
+  // eslint-disable-next-line @typescript-eslint/no-unsafe-return -- Read untyped output.
+  return JSON.parse(output);
+}
+
+/**
+ * Generates the `.browserlistrc` and `.electron-vendors.cache.json` files.
+ *
+ * @returns Promise<void>
+ */
+function updateVendors() {
+  const electronRelease = getVendors();
+
+  const nodeMajorVersion = electronRelease.node.split('.')[0];
+  const chromeMajorVersion =
+    electronRelease.v8.split('.')[0] + electronRelease.v8.split('.')[1];
+
+  const browserslistrcPath = path.join(thisDir, '../.browserslistrc');
+
+  return Promise.all([
+    writeFile(
+      path.join(thisDir, '../.electron-vendors.cache.json'),
+      `${JSON.stringify(
+        {
+          chrome: chromeMajorVersion,
+          node: nodeMajorVersion,
+        },
+        undefined,
+        2,
+      )}\n`,
+    ),
+
+    writeFile(browserslistrcPath, `Chrome ${chromeMajorVersion}\n`, 'utf8'),
+  ]);
+}
+
+updateVendors().catch((error) => {
+  console.error(error);
+  process.exit(1);
+});
-- 
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