Duplicate file with replacer content using typescript

helper.ts

export const createACopy = (
  sourceFile: string,
  destFile: string,
  matchers: string[],
  replacer: string[],
) => {
  // Import the filesystem module 
  const filePath = path.join(`${process.cwd()}/path/`, sourceFile);
  let programSource = readFileSync(filePath).toString();

  matchers.forEach((val, key) => {
    programSource = programSource.replace(val, replacer[key]);
  });

  const dstPath = path.join(`${process.cwd()}/path/`, destFile);
  writeFileSync(dstPath, programSource);
};

export const removeFileCopy = (fileName: string) => {
  const dstPath = path.join(`${process.cwd()}/path/`, fileName);

  try {
    unlinkSync(dstPath);
  } catch (error) {
    console.log(error);

  }
};