encoding fix script

tools/encoding-fixer/index.ts

@@ -0,0 +1,27 @@
+import { Glob } from 'bun';
+
+// const glob = new Glob('./*.cpp');
+const glob = new Glob('../../src/**/*.cpp');
+
+for await (const fileName of glob.scan('.')) {
+  const file = Bun.file(fileName);
+  const content = await file.arrayBuffer();
+  const bytes = new Uint8Array(content);
+  const newFileContent = [];
+  let isString = false;
+  for (const byte of bytes) {
+    if (byte === 0x22) {
+      isString = !isString;
+    }
+    if (byte > 127 && isString) {
+      const stringifiedByte = `\\x${byte
+        .toString(16)
+        .padStart(2, '0')
+        .toUpperCase()}`;
+      newFileContent.push(...Buffer.from(stringifiedByte));
+    } else {
+      newFileContent.push(byte);
+    }
+  }
+  await Bun.write(file, Buffer.from(newFileContent));
+}