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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@946 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 2000-09-19 07:54:28 +00:00
parent 053140491c
commit f1bb1f5848
7 changed files with 29 additions and 13 deletions
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13
lib/jcode.rb
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@ -4,6 +4,11 @@ $vsave, $VERBOSE = $VERBOSE, false
class String
printf STDERR, "feel free for some warnings:\n" if $VERBOSE
def _regex_quote(str)
a = str.gsub(/\W/){|s| if s == "-" then s else "\\\\#{s}" end}
end
private :_regex_quote
PATTERN_SJIS = '[\x81-\x9f\xe0-\xef][\x40-\x7e\x80-\xfc]'
PATTERN_EUC = '[\xa1-\xfe][\xa1-\xfe]'
PATTERN_UTF8 = '[\xc0-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf][\x80-\xbf]'
@ -118,7 +123,7 @@ class String
def tr!(from, to)
return self.delete!(from) if to.length == 0
pattern = TrPatternCache[from] ||= /[#{Regexp::quote(from)}]/
pattern = TrPatternCache[from] ||= /[#{_regex_quote(from)}]/
if from[0] == ?^
last = /.$/.match(to)[0]
self.gsub!(pattern, last)
@ -133,7 +138,7 @@ class String
end
def delete!(del)
self.gsub!(DeletePatternCache[del] ||= /[#{Regexp::quote(del)}]+/, '')
self.gsub!(DeletePatternCache[del] ||= /[#{_regex_quote(del)}]+/, '')
end
def delete(del)
@ -143,7 +148,7 @@ class String
def squeeze!(del=nil)
pattern =
if del
SqueezePatternCache[del] ||= /([#{Regexp::quote(del)}])\1+/
SqueezePatternCache[del] ||= /([#{_regex_quote(del)}])\1+/
else
/(.|\n)\1+/
end
@ -157,7 +162,7 @@ class String
def tr_s!(from, to)
return self.delete!(from) if to.length == 0
pattern = SqueezePatternCache[from] ||= /([#{Regexp::quote(from)}])\1+"/ #"
pattern = SqueezePatternCache[from] ||= /([#{_regex_quote(from)}])\1+"/
if from[0] == ?^
last = /.$/.match(to)[0]
self.gsub!(pattern, last)