Module: CTokenizer::Scoped

Included in:
SkipMacros, Caphir::SimpleCParser, DBC::Parser
Defined in:
lib/caphir/ctokenizer.rb

Overview

provides a way of keeping track of the current scope

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#scope ⇒ Object (readonly)

Returns the value of attribute scope.



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# File 'lib/caphir/ctokenizer.rb', line 191

def scope
  @scope
end

Instance Method Details

#macro? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/caphir/ctokenizer.rb', line 197

def macro?
  @macro
end

#process_scope(t) ⇒ Object 



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# File 'lib/caphir/ctokenizer.rb', line 201

def process_scope(t)
  t_sym = t.at(0)
  unless t_sym == :SPACE or t_sym == :COMMENT
    if t_sym == :NEWLINE
      @start_line = true
      @macro = false
    else
      unless @macro
        # these tokens are ignored if inside of a macro

        case t.at(1)
          when '#'
            @macro = @start_line
          when '{'
            @scope += 1
          when '}'
            @scope -= 1
        end
      end
      @start_line = false
    end
  end
  t
end

#start_of_line? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/caphir/ctokenizer.rb', line 193

def start_of_line?
  @start_line
end