* ext/psych/lib/psych/scalar_scanner.rb: use constants rather than

calculating Inf and NaN.
ruby · Jan 17, 2013 · 2e8f824 · 2e8f824
1 parent e3a7fce
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diff --git a/CHANGELOG.rdoc b/CHANGELOG.rdoc
@@ -1,3 +1,8 @@
+Thu Jan 17 10:48:56 2013  Aaron Patterson <aaron@tenderlovemaking.com>
+
+	* ext/psych/lib/psych/scalar_scanner.rb: use constants rather than
+	  calculating Inf and NaN.
+
 Sun Jan 13 16:40:00 2013  Zachary Scott <zachary@zacharyscott.net>
 
 	* ext/psych/yaml/scanner.c: Typos by James Dabbs [Github Fixes #118]

diff --git a/lib/psych/scalar_scanner.rb b/lib/psych/scalar_scanner.rb
@@ -68,11 +68,11 @@ def tokenize string
           string
         end
       when /^\.inf$/i
-        1 / 0.0
+        Float::INFINITY
       when /^-\.inf$/i
-        -1 / 0.0
+        -Float::INFINITY
       when /^\.nan$/i
-        0.0 / 0.0
+        Float::NAN
       when /^:./
         if string =~ /^:(["'])(.*)\1/
           @symbol_cache[string] = $2.sub(/^:/, '').to_sym