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-rw-r--r--actionview/CHANGELOG.md10
-rw-r--r--actionview/test/template/number_helper_test.rb2
-rw-r--r--activesupport/CHANGELOG.md10
-rw-r--r--activesupport/lib/active_support/number_helper.rb5
-rw-r--r--activesupport/lib/active_support/number_helper/number_to_delimited_converter.rb9
-rw-r--r--activesupport/test/number_helper_test.rb1
6 files changed, 35 insertions, 2 deletions
diff --git a/actionview/CHANGELOG.md b/actionview/CHANGELOG.md
index 90c9c2171c..f97ca88b87 100644
--- a/actionview/CHANGELOG.md
+++ b/actionview/CHANGELOG.md
@@ -1,3 +1,13 @@
+* `number_to_currency` and `number_with_delimiter` now accept custom `delimiter_pattern` option
+ to handle placement of delimiter, to support currency formats like INR
+
+ Example:
+
+ number_to_currency(1230000, delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/, unit: '₹', format: "%u %n")
+ # => '₹ 12,30,000.00'
+
+ *Vipul A M*
+
* Make `disable_with` the default behavior for submit tags. Disables the
button on submit to prevent double submits.
diff --git a/actionview/test/template/number_helper_test.rb b/actionview/test/template/number_helper_test.rb
index b70b750869..631d45586b 100644
--- a/actionview/test/template/number_helper_test.rb
+++ b/actionview/test/template/number_helper_test.rb
@@ -1,3 +1,4 @@
+# encoding: utf-8
require "abstract_unit"
class NumberHelperTest < ActionView::TestCase
@@ -21,6 +22,7 @@ class NumberHelperTest < ActionView::TestCase
assert_equal "&lt;b&gt;1,234,567,890.50&lt;/b&gt; $", number_to_currency("1234567890.50", format: "<b>%n</b> %u")
assert_equal "&lt;b&gt;1,234,567,890.50&lt;/b&gt; $", number_to_currency("-1234567890.50", negative_format: "<b>%n</b> %u")
assert_equal "&lt;b&gt;1,234,567,890.50&lt;/b&gt; $", number_to_currency("-1234567890.50", 'negative_format' => "<b>%n</b> %u")
+ assert_equal '₹ 12,30,000.00', number_to_currency(1230000, delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/, unit: '₹', format: "%u %n")
end
def test_number_to_percentage
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index eaaa3df061..09f4f6c7aa 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,13 @@
+* `number_to_currency` and `number_with_delimiter` now accept custom `delimiter_pattern` option
+ to handle placement of delimiter, to support currency formats like INR
+
+ Example:
+
+ number_to_currency(1230000, delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/, unit: '₹', format: "%u %n")
+ # => '₹ 12,30,000.00'
+
+ *Vipul A M*
+
* Deprecate `:prefix` option of `number_to_human_size` with no replacement.
*Jean Boussier*
diff --git a/activesupport/lib/active_support/number_helper.rb b/activesupport/lib/active_support/number_helper.rb
index 38a9ce361d..5ab0f0a7ea 100644
--- a/activesupport/lib/active_support/number_helper.rb
+++ b/activesupport/lib/active_support/number_helper.rb
@@ -135,6 +135,9 @@ module ActiveSupport
# to ",").
# * <tt>:separator</tt> - Sets the separator between the
# fractional and integer digits (defaults to ".").
+ # * <tt>:delimiter_pattern</tt> - Sets a custom regular expression used for
+ # for deriving, the placement of delimiter. Helpful when using currency
+ # formats like INR.
#
# ==== Examples
#
@@ -147,6 +150,8 @@ module ActiveSupport
# number_to_delimited(12345678.05, locale: :fr) # => 12 345 678,05
# number_to_delimited('112a') # => 112a
# number_to_delimited(98765432.98, delimiter: ' ', separator: ',')
+ # number_helper.number_to_delimited("123456.78",
+ # delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/) # => 1,23,456.78
# # => 98 765 432,98
def number_to_delimited(number, options = {})
NumberToDelimitedConverter.convert(number, options)
diff --git a/activesupport/lib/active_support/number_helper/number_to_delimited_converter.rb b/activesupport/lib/active_support/number_helper/number_to_delimited_converter.rb
index d85cc086d7..45ae8f1a93 100644
--- a/activesupport/lib/active_support/number_helper/number_to_delimited_converter.rb
+++ b/activesupport/lib/active_support/number_helper/number_to_delimited_converter.rb
@@ -3,7 +3,7 @@ module ActiveSupport
class NumberToDelimitedConverter < NumberConverter #:nodoc:
self.validate_float = true
- DELIMITED_REGEX = /(\d)(?=(\d\d\d)+(?!\d))/
+ DEFAULT_DELIMITER_REGEX = /(\d)(?=(\d\d\d)+(?!\d))/
def convert
parts.join(options[:separator])
@@ -13,11 +13,16 @@ module ActiveSupport
def parts
left, right = number.to_s.split('.')
- left.gsub!(DELIMITED_REGEX) do |digit_to_delimit|
+ left.gsub!(delimiter_pattern) do |digit_to_delimit|
"#{digit_to_delimit}#{options[:delimiter]}"
end
[left, right].compact
end
+
+ def delimiter_pattern
+ options.fetch(:delimiter_pattern, DEFAULT_DELIMITER_REGEX)
+ end
+
end
end
end
diff --git a/activesupport/test/number_helper_test.rb b/activesupport/test/number_helper_test.rb
index cb5230c4eb..944bce1b41 100644
--- a/activesupport/test/number_helper_test.rb
+++ b/activesupport/test/number_helper_test.rb
@@ -106,6 +106,7 @@ module ActiveSupport
assert_equal("123,456,789.78901", number_helper.number_to_delimited(123456789.78901))
assert_equal("0.78901", number_helper.number_to_delimited(0.78901))
assert_equal("123,456.78", number_helper.number_to_delimited("123456.78"))
+ assert_equal("1,23,456.78", number_helper.number_to_delimited("123456.78", delimiter_pattern: /(\d+?)(?=(\d\d)+(\d)(?!\d))/))
assert_equal("123,456.78", number_helper.number_to_delimited("123456.78".html_safe))
end
end