diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb index 3adfb8b9d8..fc201f8fb9 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -7,7 +7,7 @@ module ActiveRecord class Range < Type::Value # :nodoc: attr_reader :subtype, :type - def initialize(subtype, type) + def initialize(subtype, type = :range) @subtype = subtype @type = type end @@ -30,7 +30,7 @@ module ActiveRecord ::Range.new(from, to, extracted[:exclude_end]) end - def type_cast_for_database(value) + def serialize(value) if value.is_a?(::Range) from = type_cast_single_for_database(value.begin) to = type_cast_single_for_database(value.end) @@ -40,26 +40,42 @@ module ActiveRecord end end + def ==(other) + other.is_a?(Range) && + other.subtype == subtype && + other.type == type + end + private def type_cast_single(value) - infinity?(value) ? value : @subtype.type_cast_from_database(value) + infinity?(value) ? value : @subtype.deserialize(value) end def type_cast_single_for_database(value) - infinity?(value) ? '' : @subtype.type_cast_for_database(value) + infinity?(value) ? '' : @subtype.serialize(value) end def extract_bounds(value) from, to = value[1..-2].split(',') { - from: (value[1] == ',' || from == '-infinity') ? @subtype.infinity(negative: true) : from, - to: (value[-2] == ',' || to == 'infinity') ? @subtype.infinity : to, + from: (value[1] == ',' || from == '-infinity') ? infinity(negative: true) : from, + to: (value[-2] == ',' || to == 'infinity') ? infinity : to, exclude_start: (value[0] == '('), exclude_end: (value[-1] == ')') } end + def infinity(negative: false) + if subtype.respond_to?(:infinity) + subtype.infinity(negative: negative) + elsif negative + -::Float::INFINITY + else + ::Float::INFINITY + end + end + def infinity?(value) value.respond_to?(:infinite?) && value.infinite? end |