Merge pull request #184 from mame/faster-regexps-for-east-asian-width

Improve the regexps for EastAsianWidth
ruby · Oct 20, 2020 · 92eb0bd · 92eb0bd
2 parents ffc0355 + 8b09268
commit 92eb0bd
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diff --git a/bin/generate_east_asian_width b/bin/generate_east_asian_width
@@ -62,15 +62,15 @@ EOH
       when :A  then 'Ambiguous'
       when :N  then 'Neutral'
       end
-    output += "  TYPE_%s = /^(\n" % type.upcase
+    output += "  TYPE_%s = /^([\#{ %%W(\n" % type.upcase
     output += ranges.map { |range|
       if range.first == range.last
         '    \u{%04X}' % range.first
       else
-        '    [\u{%04X}-\u{%04X}]' % [range.first, range.last]
+        '    \u{%04X}-\u{%04X}' % [range.first, range.last]
       end
-    }.join(" |\n")
-    output += "\n  )/x\n"
+    }.join("\n")
+    output += "\n  ).join }])/\n"
   }.join("\n")
   puts 'end'
 end