diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/big_decimal')
-rw-r--r-- | activesupport/lib/active_support/core_ext/big_decimal/conversions.rb | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb b/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb index f7f03f4d95..080604147d 100644 --- a/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb +++ b/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb @@ -1,23 +1,38 @@ require 'bigdecimal' + +begin + require 'psych' +rescue LoadError +end + require 'yaml' class BigDecimal YAML_TAG = 'tag:yaml.org,2002:float' YAML_MAPPING = { 'Infinity' => '.Inf', '-Infinity' => '-.Inf', 'NaN' => '.NaN' } - yaml_as YAML_TAG - # This emits the number without any scientific notation. # This is better than self.to_f.to_s since it doesn't lose precision. # # Note that reconstituting YAML floats to native floats may lose precision. def to_yaml(opts = {}) + return super if defined?(YAML::ENGINE) && !YAML::ENGINE.syck? + YAML.quick_emit(nil, opts) do |out| string = to_s out.scalar(YAML_TAG, YAML_MAPPING[string] || string, :plain) end end + def encode_with(coder) + string = to_s + coder.represent_scalar(nil, YAML_MAPPING[string] || string) + end + + def to_d + self + end + DEFAULT_STRING_FORMAT = 'F' def to_formatted_s(format = DEFAULT_STRING_FORMAT) _original_to_s(format) |