添加自定义过滤器以按版本号排序字符串 (#388)

_plugins/filter-version-sort.rb

@@ -0,0 +1,21 @@
+module VersionSortFilter
+  def version_sort(input, property)
+    raise ArgumentError, "Cannot sort a null object." if input.nil?
+    raise ArgumentError, "Cannot sort an object with a null property." if property.nil?
+    raise ArgumentError, "Property #{property} is not an array of strings." unless valid_string_array?(input, property)
+
+    input.sort_by { |version| version_to_numbers(version[property]) }
+  end
+
+  private
+
+  def valid_string_array?(array, property)
+    array.is_a?(Array) && array.all? { |element| element[property].is_a?(String) }
+  end
+
+  def version_to_numbers(version_string)
+    version_string.split('.').map { |n| n.to_i }
+  end
+end
+
+Liquid::Template.register_filter(VersionSortFilter)