Ruby Forum Ruby-dev > [Bug #541] cgi.rb : obsolete regex "n" option

Bug #541: cgi.rb : obsolete regex "n" option
http://redmine.ruby-lang.org/issues/show/541

$B5/I<<T(B: Takeyuki Fujioka
$B%9%F!<%?%9(B: Open, $BM%@hEY(B: Normal

CGI::pretty$B$N@55,I=8=ItJ,$K(Bn$B$,;H$o$l$F$$$k$N$G(B
warning$B$,=P$^$9!#(B
Index: lib/cgi.rb
===================================================================
--- lib/cgi.rb  ($B%j%S%8%g%s(B 19071)
+++ lib/cgi.rb  ($B:n6H%3%T!<(B)
@@ -1245,14 +1245,14 @@
   #     # </HTML>
   #
   def CGI::pretty(string, shift = "  ")
-    lines = string.gsub(/(?!\A)<(?:.|\n)*?>/n, 
"\n\\0").gsub(/<(?:.|\n)*?>(?!\n)/n, "\\0\n")
+    lines = string.gsub(/(?!\A)<(?:.|\n)*?>/, 
"\n\\0").gsub(/<(?:.|\n)*?>(?!\n)/, "\\0\n")
     end_pos = 0
-    while end_pos = lines.index(/^<\/(\w+)/n, end_pos)
+    while end_pos = lines.index(/^<\/(\w+)/, end_pos)
       element = $1.dup
-      start_pos = lines.rindex(/^\s*<#{element}/ni, end_pos)
-      lines[start_pos ... end_pos] = "__" + lines[start_pos ... 
end_pos].gsub(/\n(?!\z)/n, "\n" + shift) + "__"
+      start_pos = lines.rindex(/^\s*<#{element}/i, end_pos)
+      lines[start_pos ... end_pos] = "__" + lines[start_pos ... 
end_pos].gsub(/\n(?!\z)/, "\n" + shift) + "__"
     end
-    lines.gsub(/^((?:#{Regexp::quote(shift)})*)__(?=<\/?\w)/n, '\1')
+    lines.gsub(/^((?:#{Regexp::quote(shift)})*)__(?=<\/?\w)/, '\1')
   end

$B%A%1%C%H(B #541 $B$,99?7$5$l$^$7$?!#(B (by Takeyuki Fujioka)

$B%9%F!<%?%9(B Open$B$+$i(BClosed$B$KJQ99(B
$B?JD=(B % 0$B$+$i(B100$B$KJQ99(B

Applied in changeset r19245.
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http://redmine.ruby-lang.org/issues/show/541