Method forWitness

lib/script/script.js:2124–2139

* Get the script to the equivalent witness * program (mimics bitcoind's scriptForWitness). * @returns {Script|null}

()

   */

  forWitness() {
    if (this.isProgram())
      return this.clone();

    const pk = this.getPubkey();
    if (pk) {
      const hash = hash160.digest(pk);
      return Script.fromProgram(0, hash);
    }

    const pkh = this.getPubkeyhash();
    if (pkh)
      return Script.fromProgram(0, pkh);

    return Script.fromProgram(0, this.sha256());
  }

  /**
   * Test whether the output script is