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Patching awesome_bigdecimal to not have lossy precision.

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This commit is contained in:
Evan Senter 2012-06-26 12:05:26 -04:00
parent fea9567eb4
commit bd032ca03b
4 changed files with 16 additions and 10 deletions
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2
Gemfile.lock
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@ -1,7 +1,7 @@
PATH
remote: .
specs:
awesome_print (1.0.0)
awesome_print (1.0.2)
GEM
remote: http://rubygems.org/

11
lib/awesome_print/formatter.rb
View file

@ -189,12 +189,17 @@ module AwesomePrint
colorize(ls.empty? ? d.inspect : "#{d.inspect}\n#{ls.chop}", :dir)
end
# Format BigDecimal and Rational objects by convering them to Float.
# Format BigDecimal object.
#------------------------------------------------------------------------------
def awesome_bigdecimal(n)
colorize(n.to_f.inspect, :bigdecimal)
colorize(n.to_s("F"), :bigdecimal)
end
# Format Rational object.
#------------------------------------------------------------------------------
def awesome_rational(n)
colorize(n.to_s, :rational)
end
alias :awesome_rational :awesome_bigdecimal
# Format a method.
#------------------------------------------------------------------------------

1
lib/awesome_print/inspector.rb
View file

@ -43,6 +43,7 @@ module AwesomePrint
:keyword => :cyan,
:method => :purpleish,
:nilclass => :red,
:rational => :blue,
:string => :yellowish,
:struct => :pale,
:symbol => :cyanish,

12
spec/formats_spec.rb
View file

@ -479,14 +479,14 @@ EOS
#------------------------------------------------------------------------------
describe "BigDecimal and Rational" do
it "should present BigDecimal object as Float scalar" do
big = BigDecimal("2010.4")
big.ai(:plain => true).should == "2010.4"
it "should present BigDecimal object with arbitrary precision" do
big = BigDecimal("201020102010201020102010201020102010.4")
big.ai(:plain => true).should == "201020102010201020102010201020102010.4"
end
it "should present Rational object as Float scalar" do
rat = Rational(2010, 2)
rat.ai(:plain => true).should == "1005.0"
it "should present Rational object with arbitrary precision" do
rat = Rational(201020102010201020102010201020102010, 2)
rat.ai(:plain => true).should == "100510051005100510051005100510051005/1"
end
end