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Added format to percentage

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This commit is contained in:
Rodrigo Flores 2012-01-19 23:15:54 -02:00
parent eb1b729408
commit c0a3fe3c03
3 changed files with 11 additions and 2 deletions
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11
actionpack/lib/action_view/helpers/number_helper.rb
View file

@ -169,6 +169,8 @@ module ActionView
# * <tt>:delimiter</tt> - Sets the thousands delimiter (defaults to "").
# * <tt>:strip_insignificant_zeros</tt> - If +true+ removes insignificant zeros after the decimal separator
# (defaults to +false+).
# * <tt>:format</tt> - Specifies the format of the percentage string
# The number field is <tt>%n</tt> (defaults to "%n%").
# * <tt>:raise</tt> - If true, raises +InvalidNumberError+ when the argument is invalid.
#
# ==== Examples
@ -180,6 +182,7 @@ module ActionView
# number_to_percentage(302.24398923423, :precision => 5) # => 302.24399%
# number_to_percentage(1000, :locale => :fr) # => 1 000,000%
# number_to_percentage("98a") # => 98a%
# number_to_percentage(100, :format => "%n %") # => 100 %
#
# number_to_percentage("98a", :raise => true) # => InvalidNumberError
def number_to_percentage(number, options = {})
@ -193,13 +196,17 @@ module ActionView
options = options.reverse_merge(defaults)
format = options[:format] || "%n%"
begin
"#{number_with_precision(number, options.merge(:raise => true))}%".html_safe
value = number_with_precision(number, options.merge(:raise => true))
format.gsub(/%n/, value).html_safe
rescue InvalidNumberError => e
if options[:raise]
raise
else
e.number.to_s.html_safe? ? "#{e.number}%".html_safe : "#{e.number}%"
formatted_number = e.number.to_s.html_safe? ? format.gsub(/%n/, e.number).html_safe : format.gsub(/%n/, e.number)
formatted_number.html_safe? ? formatted_number.html_safe : formatted_number
end
end
end

1
actionpack/lib/action_view/locale/en.yml
View file

@ -37,6 +37,7 @@
# precision:
# significant: false
# strip_insignificant_zeros: false
format: "%n%"
# Used in number_to_precision()
precision:

1
actionpack/test/template/number_helper_test.rb
View file

@ -57,6 +57,7 @@ class NumberHelperTest < ActionView::TestCase
assert_equal("1000.000%", number_to_percentage("1000"))
assert_equal("123.4%", number_to_percentage(123.400, :precision => 3, :strip_insignificant_zeros => true))
assert_equal("1.000,000%", number_to_percentage(1000, :delimiter => '.', :separator => ','))
assert_equal("1000.000 %", number_to_percentage(1000, :format => "%n %"))
end
def test_number_with_delimiter