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backtrace may be Qnil

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_3@499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 1999-07-22 10:37:27 +00:00
parent 86307f52ee
commit a1530c751e
39 changed files with 899 additions and 757 deletions
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14
lib/jcode.rb
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@ -1,6 +1,6 @@
# jcode.rb - ruby code to handle japanese (EUC/SJIS) string
$vsave, $VERBOSE = $VERBOSE, FALSE
$vsave, $VERBOSE = $VERBOSE, false
class String
printf STDERR, "feel free for some warnings:\n" if $VERBOSE
@ -58,7 +58,10 @@ class String
return nil
end
ExpandChCache = {}
def _expand_ch
return ExpandChCache[self] if ExpandChCache.key? self
a = []
self.scan(/(.|\n)-(.|\n)|(.|\n)/) do |r|
if $3
@ -71,6 +74,7 @@ class String
$1.upto($2) { |c| a.push c }
end
end
ExpandChCache[self] = a
a
end
@ -78,7 +82,7 @@ class String
return self.delete!(from) if to.length == 0
if from =~ /^\^/
comp=TRUE
comp=true
from = $'
end
afrom = from._expand_ch
@ -109,7 +113,7 @@ class String
def delete!(del)
if del =~ /^\^/
comp=TRUE
comp=true
del = $'
end
adel = del._expand_ch
@ -133,7 +137,7 @@ class String
def squeeze!(del=nil)
if del
if del =~ /^\^/
comp=TRUE
comp=true
del = $'
end
adel = del._expand_ch
@ -161,7 +165,7 @@ class String
def tr_s!(from, to)
return self.delete!(from) if to.length == 0
if from =~ /^\^/
comp=TRUE
comp=true
from = $'
end
afrom = from._expand_ch