Class: ROM::SQL::Postgres::Values::Range

Inherits:
Struct
  • Object
show all
Defined in:
lib/rom/sql/extensions/postgres/types/range.rb

Constant Summary collapse

PAREN_LEFT = 
'('.freeze
PAREN_RIGHT = 
')'.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(lower, upper, bounds = :'[)') ⇒ Range

Returns a new instance of Range.



15
16
17
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 15

def initialize(lower, upper, bounds = :'[)')
  super
end

Instance Attribute Details

#bounds ⇒ Object

Returns the value of attribute bounds

Returns:

  • (Object) —

    the current value of bounds



11
12
13
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 11

def bounds
  @bounds
end

#lower ⇒ Object

Returns the value of attribute lower

Returns:

  • (Object) —

    the current value of lower



11
12
13
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 11

def lower
  @lower
end

#upper ⇒ Object

Returns the value of attribute upper

Returns:

  • (Object) —

    the current value of upper



11
12
13
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 11

def upper
  @upper
end

Instance Method Details

#exclude_begin? ⇒ Boolean

Returns:

  • (Boolean) 


19
20
21
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 19

def exclude_begin?
  bounds[0] == PAREN_LEFT
end

#exclude_end? ⇒ Boolean

Returns:

  • (Boolean) 


23
24
25
 
# File 'lib/rom/sql/extensions/postgres/types/range.rb', line 23

def exclude_end?
  bounds[1] == PAREN_RIGHT
end