Class: Dry::Schema::PredicateRegistry Private

Inherits:
Object
  • Object
show all
Defined in:
lib/dry/schema/predicate_registry.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

A registry with predicate objects from ‘Dry::Logic::Predicates`

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(predicates = Dry::Logic::Predicates) ⇒ PredicateRegistry

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of PredicateRegistry.



18
19
20
21
 
# File 'lib/dry/schema/predicate_registry.rb', line 18

def initialize(predicates = Dry::Logic::Predicates)
  @predicates = predicates
  @has_predicate = ::Kernel.instance_method(:respond_to?).bind(@predicates)
end

Instance Attribute Details

#has_predicate ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



15
16
17
 
# File 'lib/dry/schema/predicate_registry.rb', line 15

def has_predicate
  @has_predicate
end

#predicates ⇒ Object (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



12
13
14
 
# File 'lib/dry/schema/predicate_registry.rb', line 12

def predicates
  @predicates
end

Instance Method Details

#[](name) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



24
25
26
 
# File 'lib/dry/schema/predicate_registry.rb', line 24

def [](name)
  predicates[name]
end

#arg_list(name, *values) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



34
35
36
37
38
39
40
41
 
# File 'lib/dry/schema/predicate_registry.rb', line 34

def arg_list(name, *values)
  predicate = self[name]

  predicate
    .parameters
    .map(&:last)
    .zip(values + Array.new(predicate.arity - values.size, Undefined))
end

#key?(name) ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (Boolean) 


29
30
31
 
# File 'lib/dry/schema/predicate_registry.rb', line 29

def key?(name)
  has_predicate.(name)
end