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author | Michael Koziarski <michael@koziarski.com> | 2008-03-26 02:43:38 +0000 |
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committer | Michael Koziarski <michael@koziarski.com> | 2008-03-26 02:43:38 +0000 |
commit | dcbdd004fc3b28ec976ffa946954f1700e3a553d (patch) | |
tree | bc813a1fb3b0046aa2e9c4d2e17c5f331367e442 /activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb | |
parent | c10b2255b580de9b763bab28872ebf3434a16d8f (diff) | |
download | rails-dcbdd004fc3b28ec976ffa946954f1700e3a553d.tar.gz rails-dcbdd004fc3b28ec976ffa946954f1700e3a553d.tar.bz2 rails-dcbdd004fc3b28ec976ffa946954f1700e3a553d.zip |
Standardise the implementation of the extensions to BigDecimal. Closes #10608 [mikong]
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@9091 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb | 58 |
1 files changed, 35 insertions, 23 deletions
diff --git a/activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb b/activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb index d2504302cd..d2b01b1b8d 100644 --- a/activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb +++ b/activesupport/lib/active_support/core_ext/bigdecimal/conversions.rb @@ -1,29 +1,41 @@ require 'yaml' -class BigDecimal #:nodoc: - alias :_original_to_s :to_s - def to_s(format="F") - _original_to_s(format) - end - - yaml_as "tag:yaml.org,2002:float" - def to_yaml( opts = {} ) - YAML::quick_emit( nil, opts ) do |out| - # This emits the number without any scientific notation. - # I prefer it to using self.to_f.to_s, which would lose precision. - # - # Note that YAML allows that when reconsituting floats - # to native types, some precision may get lost. - # There is no full precision real YAML tag that I am aware of. - str = self.to_s - if str == "Infinity" - str = ".Inf" - elsif str == "-Infinity" - str = "-.Inf" - elsif str == "NaN" - str = ".NaN" +module ActiveSupport #:nodoc: + module CoreExtensions #:nodoc: + module BigDecimal #:nodoc: + module Conversions + def self.included(base) #:nodoc: + base.instance_eval do + alias_method :_original_to_s, :to_s + alias_method :to_s, :to_formatted_s + end + end + + def to_formatted_s(format="F") + _original_to_s(format) + end + + yaml_as "tag:yaml.org,2002:float" + def to_yaml( opts = {} ) + YAML::quick_emit( nil, opts ) do |out| + # This emits the number without any scientific notation. + # I prefer it to using self.to_f.to_s, which would lose precision. + # + # Note that YAML allows that when reconsituting floats + # to native types, some precision may get lost. + # There is no full precision real YAML tag that I am aware of. + str = self.to_s + if str == "Infinity" + str = ".Inf" + elsif str == "-Infinity" + str = "-.Inf" + elsif str == "NaN" + str = ".NaN" + end + out.scalar( "tag:yaml.org,2002:float", str, :plain ) + end + end end - out.scalar( "tag:yaml.org,2002:float", str, :plain ) end end end |