/ Ruby
/
method

identify_gvar

v1_9_3_392 - Show latest stable - Class: RubyLex
identify_gvar()
public

No documentation available.

# File lib/irb/ruby-lex.rb, line 740
  def identify_gvar
    @lex_state = EXPR_END

    case ch = getc
    when /[~_*$?!@\/\\;,=:<>".]/   #"
      Token(TkGVAR, "$" + ch)
    when "-"
      Token(TkGVAR, "$-" + getc)
    when "&", "`", "'", "+"
      Token(TkBACK_REF, "$"+ch)
    when /[1-9]/
      while getc =~ /[0-9]/; end
      ungetc
      Token(TkNTH_REF)
    when /\w/
      ungetc
      ungetc
      identify_identifier
    else
      ungetc
      Token("$")
    end
  end