search in desc, input and output

src/misc/util.ts

@@ -0,0 +1,15 @@
+import * as fs from "fs";
+
+export const readJson = (path: string) => {
+  const str = fs.readFileSync(path, "utf-8");
+  return JSON.parse(str);
+};
+
+export const writeJson = (path: string, data: any) => {
+  const str = JSON.stringify(data, undefined, 2);
+  fs.writeFileSync(path, str, "utf-8");
+};
+
+export function mergeClassNames(...cls: string[]): string {
+  return cls.filter((v) => !!v).join(" ");
+}