pug-lint-wb-loader/loader.js

用于pug-lint的loader

/**
 * 用于非webpack loader机制下的验证
 */
const util = require('util')
const PugLint = require('pug-lint')
const getFullMessage = require('./message')
const parse = require('./parse.js')

const linter = new PugLint()
let configured = false

module.exports = function (filename, content, config) {
  if(!configured) linter.configure(parse(config))

  const result = linter.checkString(content)
  let errors = null
  if (result.length) {
    errors = result.sort(function (a, b) {
      let line = a.line - b.line
      if (line == 0) return (a.column || 0) - (b.column || 0)
      else return line
    }).map(function (problem) {
      let errMsg = '\npug-lint报错信息\n' +
        '报错规则: %s\n' +
        '规则查询: %s\n' +
        '报错消息: ' + getFullMessage(filename, content, problem.line, problem.column, problem.msg) + '\n'
      return util.format(
        errMsg,
        problem.code.toLowerCase().replace(/^pug:/, '').replace(/^lint_/, ''),
        'https://github.com/pugjs/pug-lint/blob/master/docs/rules.md',
      )
    }).join('\n\n')
  }
  return errors
}