method

call

Importance_0
v5.2.3 - Show latest stable - 0 notes - Class: ArrayHandler
call(attribute, value) public

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# File activerecord/lib/active_record/relation/predicate_builder/array_handler.rb, line 10 def call(attribute, value) return attribute.in([]) if value.empty? values = value.map { |x| x.is_a?(Base) ? x.id : x } nils, values = values.partition(&:nil?) ranges, values = values.partition { |v| v.is_a?(Range) } values_predicate = case values.length when 0 then NullPredicate when 1 then predicate_builder.build(attribute, values.first) else values.map! do |v| predicate_builder.build_bind_attribute(attribute.name, v) end values.empty? ? NullPredicate : attribute.in(values) end unless nils.empty? values_predicate = values_predicate.or(predicate_builder.build(attribute, nil)) end array_predicates = ranges.map { |range| predicate_builder.build(attribute, range) } array_predicates.unshift(values_predicate) array_predicates.inject(&:or) end
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