escape

(input, opts = {}) => {
      switch (opts.mode || "regex") {
        case "regex":
          return input.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
        case "shell":
          return "'" + input.replace(/'/g, "'\\''") + "'";
        case "sql":
          return input.replace(/'/g, "''");
        case "json-string":
          return JSON.stringify(input).slice(1, -1);
        default:
          return input;
      }
    }