Range With Format
Methods
Constants
RANGE_FORMATS | = | { db: -> (start, stop) do if start && stop case start when String then "BETWEEN '#{start}' AND '#{stop}'" else "BETWEEN '#{start.to_fs(:db)}' AND '#{stop.to_fs(:db)}'" end elsif start case start when String then ">= '#{start}'" else ">= '#{start.to_fs(:db)}'" end elsif stop case stop when String then "<= '#{stop}'" else "<= '#{stop.to_fs(:db)}'" end end end } |
Instance Public methods
to_fs(format = :default) Link
Convert range to a formatted string. See RANGE_FORMATS
for predefined formats.
This method is aliased to to_formatted_s
.
range = (1..100) # => 1..100
range.to_s # => "1..100"
range.to_fs(:db) # => "BETWEEN '1' AND '100'"
range = (1..) # => 1..
range.to_fs(:db) # => ">= '1'"
range = (..100) # => ..100
range.to_fs(:db) # => "<= '100'"
Adding your own range formats to to_fs
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_fs(:db)} and #{stop.to_fs(:db)}" }
Also aliased as: to_formatted_s