tern-browser-extension/test/util-lint.js

A Tern plugin adding advanced features for Browser.

'use strict'

var fs = require('fs'), path = require('path'), tern = require('tern'), assert = require('assert')
require('tern-lint')
require('../browser-extension')

var projectDir = path.resolve(__dirname, '..')
var resolve = function (pth) {
  return path.resolve(projectDir, pth)
}
var browser = JSON.parse(fs
  .readFileSync(resolve('node_modules/tern/defs/browser.json')), 'utf8')
var ecma5 = JSON.parse(fs
  .readFileSync(resolve('node_modules/tern/defs/ecma5.json')), 'utf8')

var allDefs = {
  browser: browser,
  ecma5: ecma5
}

var createServer = exports.createServer = function (defNames, options) {
  var defs = []
  if (defNames) {
    for (var i = 0; i < defNames.length; i++) {
      var def = allDefs[defNames[i]]
      defs.push(def)
    }
  }
  var plugins = {
    'lint': options ? options : {},
    'browser-extension': {}
  }
  var server = new tern.Server({
    plugins: plugins,
    defs: defs
  })
  return server
}

var assertLintReponse = exports.assertLintReponse = function (err, resp, expected) {
  if (err)
    throw err
  var actualMessages = resp.messages
  var expectedMessages = expected.messages
  assert.equal(JSON.stringify(resp), JSON.stringify(expected))
}

exports.assertLint = function (text, expected, defNames, options) {
  var server = createServer(defNames, options)
  server.addFile('test1.html', text)
  server.request({
    query: {
      type: 'lint',
      file: 'test1.html'
    }
  }, function (err, resp) {
    assertLintReponse(err, resp, expected)
  })
}