_FunctionExpression

in doc-src/parsejs/lib/parsejs/grammar.kpeg.rb [2224:2333]

• 107 lines of code
• 28 McCabe index (conditional complexity)

  def _FunctionExpression

    _save = self.pos
    while true # sequence
      _tmp = apply(:_FunctionTok)
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _save1 = self.pos
      _tmp = apply(:_Identifier)
      @result = nil unless _tmp
      unless _tmp
        _tmp = true
        self.pos = _save1
      end
      id = @result
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = match_string("(")
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _save2 = self.pos
      _tmp = apply(:_FormalParameterList)
      @result = nil unless _tmp
      unless _tmp
        _tmp = true
        self.pos = _save2
      end
      params = @result
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = match_string(")")
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = match_string("{")
      unless _tmp
        self.pos = _save
        break
      end
      while true
        _tmp = apply(:_SnoComment)
        break unless _tmp
      end
      _tmp = true
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:_FunctionBody)
      body = @result
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = apply(:__hyphen_)
      unless _tmp
        self.pos = _save
        break
      end
      _tmp = match_string("}")
      unless _tmp
        self.pos = _save
        break
      end
      @result = begin; function_expression(id, params || parameter_list([]), body); end
      _tmp = true
      unless _tmp
        self.pos = _save
      end
      break
    end # end sequence

    set_failed_rule :_FunctionExpression unless _tmp
    return _tmp
  end