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Class: RDoc::Markup::Parser::MyStringScanner

Relationships & Source Files
Inherits: Object
Defined in: lib/rdoc/markup/parser.rb

Overview

A simple wrapper of StringScanner that is aware of the current column and lineno

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(input) ⇒ MyStringScanner

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 423

def initialize(input)
  @line = @column = 0
  @s = StringScanner.new input
end

Instance Attribute Details

#eos?Boolean (readonly)

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 448

def eos?
  @s.eos?
end

Instance Method Details

#[](i)

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 456

def [](i)
  @s[i]
end

#matched

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 452

def matched
  @s.matched
end

#newline!

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 443

def newline!
  @column = 0
  @line += 1
end

#pos

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 439

def pos
  [@column, @line]
end

#scan(re)

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 428

def scan(re)
  ret = @s.scan(re)
  @column += ret.length if ret
  ret
end

#unscan(s)

[ GitHub ]

  
# File 'lib/rdoc/markup/parser.rb', line 434

def unscan(s)
  @s.pos -= s.bytesize
  @column -= s.length
end