Sha256: 7968eab192dce4e91590a73bf3ccfe2d56d9a63b7332fbbb296c236c321f4a70
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Versions: 164
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Contents
require 'yaml'
module ActiveSupport #:nodoc:
module CoreExtensions #:nodoc:
module BigDecimal #:nodoc:
module Conversions
DEFAULT_STRING_FORMAT = 'F'.freeze
YAML_TAG = 'tag:yaml.org,2002:float'.freeze
YAML_MAPPING = { 'Infinity' => '.Inf', '-Infinity' => '-.Inf', 'NaN' => '.NaN' }
def self.included(base) #:nodoc:
base.class_eval do
alias_method :_original_to_s, :to_s
alias_method :to_s, :to_formatted_s
yaml_as YAML_TAG
end
end
def to_formatted_s(format = DEFAULT_STRING_FORMAT)
_original_to_s(format)
end
# 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 = {})
YAML.quick_emit(nil, opts) do |out|
string = to_s
out.scalar(YAML_TAG, YAML_MAPPING[string] || string, :plain)
end
end
end
end
end
end
Version data entries
164 entries across 131 versions & 20 rubygems