Class: ParseBlock

Inherits:
EndableParseState show all
Defined in:
lib/saikuro.rb

Instance Attribute Summary

Attributes inherited from ParseState

#children, #complexity, #lines, #name, #parent

Instance Method Summary collapse

Methods inherited from EndableParseState

#do_end_token

Methods inherited from ParseState

#calc_complexity, #calc_lines, #compute_state, #compute_state_for_global, #count_tokens?, #do_begin_token, #do_block_token, #do_case_token, #do_class_token, #do_comment_token, #do_conditional_do_control_token, #do_conditional_token, #do_constant_token, #do_def_token, #do_else_token, #do_end_token, #do_identifier_token, #do_module_token, #do_one_line_conditional_token, #do_symbol_token, #end_debug, get_token_counter, #lexer=, #lexer_loop?, #make_state, make_top_state, #parse, set_token_counter, #top_state?

Constructor Details

#initialize(lexer, parent = nil) ⇒ ParseBlock

Returns a new instance of ParseBlock.



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# File 'lib/saikuro.rb', line 558

def initialize(lexer,parent=nil)
  super(lexer,parent)
  @complexity = 1
  @lbraces = Array.new
end

Instance Method Details

#do_right_brace_token(token) ⇒ Object 



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# File 'lib/saikuro.rb', line 582

def do_right_brace_token(token)
  # we are done ? what about a hash in a block :-/
  @run = false
  nil
end

#parse_token(token) ⇒ Object

Because the token for a block and hash right brace is the same, we need to track the hash left braces to determine when an end is encountered.



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# File 'lib/saikuro.rb', line 567

def parse_token(token)
  if token.is_a?(TkLBRACE)
    @lbraces.push(true)
  elsif token.is_a?(TkRBRACE)
    if @lbraces.empty?
      do_right_brace_token(token)
      #do_end_token(token)
    else
      @lbraces.pop
    end
  else
    super(token)
  end
end