Function writeLine

test/common/debugger.js:159–168

(input, flush = true)

    },

    writeLine(input, flush = true) {
      if (flush) {
        this.flushOutput();
      }
      if (process.env.VERBOSE === '1') {
        process.stderr.write(`< ${input}\n`);
      }
      child.stdin.write(input);
      child.stdin.write('\n');
    },

    command(input, flush = true) {
      this.writeLine(input, flush);