module LanguageSpecs
class ClassWith_to_s
def initialize(to_s_callback = nil)
@to_s_callback = to_s_callback
end
def to_s
if @to_s_callback then
@to_s_callback.call()
else
"class_with_to_s"
end
end
end
class ClassWithout_to_s
undef :to_s
end
def self.paired_delimiters
[%w[( )], %w[{ }], %w[< >], ["[", "]"]]
end
def self.non_paired_delimiters
%w[~ ! # $ % ^ & * _ + ` - = " ' , . ? / | \\]
end
def self.blanks
" \t"
end
def self.white_spaces
return blanks + "\f\n\r\v"
end
def self.non_alphanum_non_space
'~!@#$%^&*()+-\|{}[]:";\'<>?,./'
end
def self.punctuations
",.?" end
def self.get_regexp_with_substitution o
/#{o}/o
end
end