method

parse_symbol_arg

v1_9_3_125 - Show latest stable - 0 notes - Class: Ruby

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parse_symbol_arg(no = nil) public

Parse up to no symbol arguments

# File lib/rdoc/parser/ruby.rb, line 1427
  def parse_symbol_arg(no = nil)
    args = []

    skip_tkspace_comment

    case tk = get_tk
    when TkLPAREN
      loop do
        skip_tkspace_comment
        if tk1 = parse_symbol_in_arg
          args.push tk1
          break if no and args.size >= no
        end

        skip_tkspace_comment
        case tk2 = get_tk
        when TkRPAREN
          break
        when TkCOMMA
        else
          warn("unexpected token: '#{tk2.inspect}'") if $DEBUG_RDOC
          break
        end
      end
    else
      unget_tk tk
      if tk = parse_symbol_in_arg
        args.push tk
        return args if no and args.size >= no
      end

      loop do
        skip_tkspace false

        tk1 = get_tk
        unless TkCOMMA === tk1 then
          unget_tk tk1
          break
        end

        skip_tkspace_comment
        if tk = parse_symbol_in_arg
          args.push tk
          break if no and args.size >= no
        end
      end
    end

    args
  end

parse_symbol_arg

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