text: /**
   * @fileoverview Terminal utility.
   * @license Apache-2.0
   */
  
  var proc = typeof process !== "undefined" && process || {};
  var isCI = proc.env && "CI" in proc.env;
  
  export const GRAY = "\u001b[90m";
  export const RED = "\u001b[91m";
  export const GREEN = "\u001b[92m";
  export const YELLOW = "\u001b[93m";
  export const BLUE = "\u001b[94m";
  export const MAGENTA = "\u001b[95m";
  export const CYAN = "\u001b[96m";
  export const WHITE = "\u001b[97m";
  export const RESET = "\u001b[0m";
  
  export class Colors {
    constructor(stream) {
      this.stream = stream;
      this.enabled = Boolean((this.stream && this.stream.isTTY) || isCI);
    }
    gray(text) { return this.enabled ? GRAY + text + RESET : text; }
    red(text) { return this.enabled ? RED + text + RESET : text; }
    green(text) { return this.enabled ? GREEN + text + RESET : text; }
    yellow(text) { return this.enabled ? YELLOW + text + RESET : text; }
    blue(text) { return this.enabled ? BLUE + text + RESET : text; }
    magenta(text) { return this.enabled ? MAGENTA + text + RESET : text; }
    cyan(text) { return this.enabled ? CYAN + text + RESET : text; }
    white(text) { return this.enabled ? WHITE + text + RESET : text; }
  }
  
  export const stdoutColors = new Colors(proc.stdout);
  export const stderrColors = new Colors(proc.stderr);
  