Class: Rsec::OneOf

Inherits:
Unary
  • Object
show all
Defined in:
lib/rsec/parsers/misc.rb

Overview

one of char in string

Instance Attribute Summary

Attributes inherited from Unary

#some

Attributes included from Parser

#name

Instance Method Summary collapse

Methods included from Parser

#&, #*, #<<, #>>, #^, #cached, #eof, #fail, #inspect, #join, #map, #maybe, #parse, #parse!, #star, #|

Instance Method Details

#_parse(ctx) ⇒ Object 



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# File 'lib/rsec/parsers/misc.rb', line 127

def _parse ctx
  return INVALID if ctx.eos?
  chr = ctx.getch
  if some().index(chr)
    chr
  else
    ctx.pos = ctx.pos - 1
    INVALID
  end
end