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abs filter

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Florian Weingarten
2016-04-04 09:32:31 -04:00
parent 1e533a52e7
commit f93243cc1a
2 changed files with 19 additions and 0 deletions
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lib/liquid/standardfilters.rb
+6
View File
@@ -289,6 +289,12 @@ module Liquid
array.last if array.respond_to?(:last)
end
# absolute value
def abs(input)
result = Utils.to_number(input).abs
result.is_a?(BigDecimal) ? result.to_f : result
end
# addition
def plus(input, operand)
apply_operation(input, operand, :+)
test/integration/standard_filter_test.rb
+13
View File
@@ -385,6 +385,19 @@ class StandardFiltersTest < Minitest::Test
assert_template_result "5", "{{ price | minus:'2' }}", 'price' => NumberLikeThing.new(7)
end
def test_abs
assert_template_result "17", "{{ 17 | abs }}"
assert_template_result "17", "{{ -17 | abs }}"
assert_template_result "17", "{{ '17' | abs }}"
assert_template_result "17", "{{ '-17' | abs }}"
assert_template_result "0", "{{ 0 | abs }}"
assert_template_result "0", "{{ '0' | abs }}"
assert_template_result "17.42", "{{ 17.42 | abs }}"
assert_template_result "17.42", "{{ -17.42 | abs }}"
assert_template_result "17.42", "{{ '17.42' | abs }}"
assert_template_result "17.42", "{{ '-17.42' | abs }}"
end
def test_times
assert_template_result "12", "{{ 3 | times:4 }}"
assert_template_result "0", "{{ 'foo' | times:4 }}"