Class: CTokenizer::Cache

Inherits:

Object

• Object
• CTokenizer::Cache

Includes:

CTokenizer

Defined in:

lib/dbc/ctokenizer.rb

Overview

LexerBase

Constant Summary

Constants included from CTokenizer

EOF_TOKEN

Instance Attribute Summary

• #cache ⇒ Object readonly

  Returns the value of attribute cache.

• #file ⇒ Object readonly

  Returns the value of attribute file.

• #line ⇒ Object readonly

  Returns the value of attribute line.

Instance Method Summary

• #<<(t) ⇒ Object
• #empty? ⇒ Boolean
• #initialize(file = nil, line = 1) ⇒ Cache constructor

  A new instance of Cache.

• #reset(file, line) ⇒ Object
• #shift ⇒ Object

Methods included from CTokenizer

check_token, #collect, #each, #error, error, line_count, #parse_error, #to_a, #token_error, #warning, whitespace?

Constructor Details

#initialize(file = nil, line = 1) ⇒ Cache

Returns a new instance of Cache.

# File 'lib/dbc/ctokenizer.rb', line 259

def initialize(file=nil, line=1)
	@cache = []
	@file = file
	@line = line
end

Instance Attribute Details

#cache ⇒ Object (readonly)

Returns the value of attribute cache.

# File 'lib/dbc/ctokenizer.rb', line 264

def cache
  @cache
end

#file ⇒ Object (readonly)

Returns the value of attribute file.

# File 'lib/dbc/ctokenizer.rb', line 264

def file
  @file
end

#line ⇒ Object (readonly)

Returns the value of attribute line.

# File 'lib/dbc/ctokenizer.rb', line 264

def line
  @line
end

Instance Method Details

#<<(t) ⇒ Object

# File 'lib/dbc/ctokenizer.rb', line 269

def <<(t)
	@cache << t
end

#empty? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/dbc/ctokenizer.rb', line 277

def empty?
	@cache.empty?
end

#reset(file, line) ⇒ Object

# File 'lib/dbc/ctokenizer.rb', line 265

def reset(file, line)
	@file = file
	@line = line
end

#shift ⇒ Object

# File 'lib/dbc/ctokenizer.rb', line 272

def shift
	t = @cache.shift
	@line += CTokenizer.line_count(t[1])
	t
end