Module: ActiveSupport::RangeWithFormat
- Included in:
- Range
- Defined in:
- lib/active_support/core_ext/range/conversions.rb
Constant Summary collapse
- RANGE_FORMATS =
{ :db => Proc.new { |start, stop| "BETWEEN '#{start.to_s(:db)}' AND '#{stop.to_s(:db)}'" } }
Instance Method Summary collapse
-
#to_s(format = :default) ⇒ Object
(also: #to_default_s, #to_formatted_s)
Convert range to a formatted string.
Instance Method Details
#to_s(format = :default) ⇒ Object Also known as: to_default_s, to_formatted_s
Convert range to a formatted string. See RANGE_FORMATS for predefined formats.
range = (1..100) # => 1..100
range.to_s # => "1..100"
range.to_s(:db) # => "BETWEEN '1' AND '100'"
Adding your own range formats to to_s
You can add your own formats to the Range::RANGE_FORMATS hash. Use the format name as the hash key and a Proc instance.
# config/initializers/range_formats.rb
Range::RANGE_FORMATS[:short] = ->(start, stop) { "Between #{start.to_s(:db)} and #{stop.to_s(:db)}" }
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# File 'lib/active_support/core_ext/range/conversions.rb', line 19 def to_s(format = :default) if formatter = RANGE_FORMATS[format] formatter.call(first, last) else super() end end |