Class: Packcr::Parser::Location

Inherits:
Object
  • Object
show all
Defined in:
lib/packcr/parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(charnum = 0, linenum = 0, linepos = 0) ⇒ Location

Returns a new instance of Location.



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# File 'lib/packcr/parser.rb', line 4064

def initialize(charnum = 0, linenum = 0, linepos = 0)
  @charnum = charnum
  @linenum = linenum
  @linepos = linepos
end

Instance Attribute Details

#charnum ⇒ Object (readonly)

Returns the value of attribute charnum.



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# File 'lib/packcr/parser.rb', line 4062

def charnum
  @charnum
end

#linenum ⇒ Object (readonly)

Returns the value of attribute linenum.



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# File 'lib/packcr/parser.rb', line 4062

def linenum
  @linenum
end

#linepos ⇒ Object (readonly)

Returns the value of attribute linepos.



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# File 'lib/packcr/parser.rb', line 4062

def linepos
  @linepos
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'lib/packcr/parser.rb', line 4070

def +(other)
  Location.new(other.charnum, other.linenum)
end

#-(other) ⇒ Object 



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# File 'lib/packcr/parser.rb', line 4074

def -(other)
  Location.new(other.charnum, other.linenum)
end

#forward(buffer, cur, n) ⇒ Object 



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# File 'lib/packcr/parser.rb', line 4078

def forward(buffer, cur, n)
  Location.new(@charnum, @linenum).forward!(buffer, cur, n)
end

#forward!(buffer, cur, n) ⇒ Object 



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# File 'lib/packcr/parser.rb', line 4082

def forward!(buffer, cur, n)
  buffer[cur, n].scan(/(.*)(\n)?/) do
    if Regexp.last_match[2]
      @linenum += 1
      @pos = 0
    else
      @charnum += Regexp.last_match[1].length
    end
  end
  self
end