coffeelint-no-chai-getters/index.coffee

Coffeelint rule that detects code using a chai getter without function invocation

regexps = [
  /\bexpect\(.*\)\.ok$/
  /\bexpect\(.*\)\.false$/
  /\bexpect\(.*\)\.true$/
  /\bexpect\(.*\)\.null$/
  /\bexpect\(.*\)\.undefined$/
  /\bexpect\(.*\)\.NaN$/
  /\bexpect\(.*\)\.exist$/
  /\bexpect\(.*\)\.empty$/
  /\bexpect\(.*\)\.arguments$/
  /\bexpect\(.*\)\.extensible$/
  /\bexpect\(.*\)\.sealed$/
  /\bexpect\(.*\)\.frozen$/
  /\bexpect\(.*\)\.called$/
  /\bexpect\(.*\)\.calledOnce$/
  /\bexpect\(.*\)\.calledTwice$/
  /\bexpect\(.*\)\.calledThrice$/
  /\bexpect\(.*\)\.calledWithNew$/
  /\bexpect\(.*\)\.alwaysCalledWithNew$/
  /\bexpect\(.*\)\.notCalled$/
]

module.exports = class NoChaiGetters
  rule:
    name: 'no_chai_getters'
    level: 'error'
    message: 'Chai getters are forbidden, use function invocation instead.'
    description: '''
      This linter errors when a user types a chai getter without function
      invocation.
    '''


  lintLine: (line, lineApi)->
    for regexp in regexps
      if line.match(regexp)?
        return true
    return false