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authorduerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-10-18 08:10:57 +0000
committerduerst <duerst@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-10-18 08:10:57 +0000
commit7adbfbb7937f52a9df8792048882a93db466e52e (patch)
tree2bf5d9ef0c73501675d34bd6f85cbe613640ef06 /tool/transcode-tblgen.rb
parentda1ffe490d589fddcca75f410634b73052668443 (diff)
* tool/transcode-tblgen.rb: added set_valid_byte_pattern
to reduce coupling between table generation script and specific encodings. * enc/trans/single_byte.trans: using set_valid_byte_pattern git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19831 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'tool/transcode-tblgen.rb')
-rw-r--r--tool/transcode-tblgen.rb39
1 files changed, 17 insertions, 22 deletions
diff --git a/tool/transcode-tblgen.rb b/tool/transcode-tblgen.rb
index b785e07..870d971 100644
--- a/tool/transcode-tblgen.rb
+++ b/tool/transcode-tblgen.rb
@@ -726,28 +726,23 @@ ValidEncoding = {
{81-fe}{30-39}{81-fe}{30-39}',
}
-{
- 'ASCII-8BIT' => '1byte',
- 'ISO-8859-1' => '1byte',
- 'ISO-8859-2' => '1byte',
- 'ISO-8859-3' => '1byte',
- 'ISO-8859-4' => '1byte',
- 'ISO-8859-5' => '1byte',
- 'ISO-8859-6' => '1byte',
- 'ISO-8859-7' => '1byte',
- 'ISO-8859-8' => '1byte',
- 'ISO-8859-9' => '1byte',
- 'ISO-8859-10' => '1byte',
- 'ISO-8859-11' => '1byte',
- 'ISO-8859-13' => '1byte',
- 'ISO-8859-14' => '1byte',
- 'ISO-8859-15' => '1byte',
- 'WINDOWS-1252' => '1byte',
- 'Windows-31J' => 'Shift_JIS',
- 'eucJP-ms' => 'EUC-JP'
-}.each {|k, v|
- ValidEncoding[k] = ValidEncoding.fetch(v)
-}
+def set_valid_byte_pattern (encoding, pattern_or_label)
+ pattern =
+ if ValidEncoding[pattern_or_label]
+ ValidEncoding[pattern_or_label]
+ else
+ pattern_or_label
+ end
+ if ValidEncoding[encoding] and ValidEncoding[encoding]!=pattern
+ raise ArgumentError, "trying to change valid byte pattern for encoding #{encoding} from #{ValidEncoding[encoding]} to #{pattern}"
+ end
+ ValidEncoding[encoding] = pattern
+end
+
+# the following may be used in different places, so keep them here for the moment
+set_valid_byte_pattern 'ASCII-8BIT', '1byte'
+set_valid_byte_pattern 'Windows-31J', 'Shift_JIS'
+set_valid_byte_pattern 'eucJP-ms', 'EUC-JP'
def make_signature(filename, src)
"src=#{filename.dump}, len=#{src.length}, checksum=#{src.sum}"