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author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-16 12:13:05 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-16 12:13:05 +0000 |
commit | 3db12e8b236ac8f88db8eb4690d10e4a3b8dbcd4 (patch) | |
tree | b3c086e437cab449f90ba637710daed0ddfec4c4 /sample/exyacc.rb | |
parent | 392296c12de9d7f9be03a8205250ba0844cb9d38 (diff) | |
download | ruby-3db12e8b236ac8f88db8eb4690d10e4a3b8dbcd4.tar.gz |
Initial revisionv1_0_r2
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'sample/exyacc.rb')
-rw-r--r-- | sample/exyacc.rb | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/sample/exyacc.rb b/sample/exyacc.rb new file mode 100644 index 0000000000..dbe0dee710 --- /dev/null +++ b/sample/exyacc.rb @@ -0,0 +1,22 @@ +#! /usr/local/bin/ruby -Kn +# usage: exyacc.rb [yaccfiles] +# this is coverted from exyacc.pl in the camel book + +$/ = nil + +while gets() + sbeg = $_.index("\n%%") + 1 + send = $_.rindex("\n%%") + 1 + $_ = $_[sbeg, send-sbeg] + sub!(/.*\n/, "") + gsub!(/'{'/, "'\001'") + gsub!(/'}'/, "'\002'") + gsub!('\*/', "\003\003") + gsub!("/\\*[^\003]*\003\003", '') + while gsub!(/\{[^{}]*}/, ''); end + gsub!(/'\001'/, "'{'") + gsub!(/'\002'/, "'}'") + while gsub!(/^[ \t]*\n(\s)/, '\1'); end + gsub!(/([:|])[ \t\n]+(\w)/, '\1 \2') + print $_ +end |