agents nashorn.js

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  'use strict';
 
const fs = require('fs');
const runtimePath = require('../runtime-path');
const ConsoleAgent = require('../ConsoleAgent');
 
const errorRe = /^(.*?):(\d+):(\d+)(?: (\w+):)? (.*)$/m;
 
class NashornAgent extends ConsoleAgent {
  async evalScript(code, options = {}) {
    if (!this.args.includes('--language=es6')) {
      this.args.unshift('--language=es6');
    }
    return super.evalScript(code, options);
  }
 
  parseError(str) {
    const error = {};
    const match = str.match(errorRe);
 
    if (!match) {
      return null;
    }
 
    error.name = match[4] || 'SyntaxError';
    error.message = match[5];
 
    error.stack = [{
      source: match[0],
      fileName: match[1],
      lineNumber: match[2],
      columnNumber: match[3]
    }];
 
    return error;
  }
}
NashornAgent.runtime = fs.readFileSync(runtimePath.for('nashorn'), 'utf8');
 
module.exports = NashornAgent;