Module: Dry::Types

Extended by:
Configurable
Defined in:
lib/dry/types.rb,
lib/dry/types/sum.rb,
lib/dry/types/core.rb,
lib/dry/types/enum.rb,
lib/dry/types/form.rb,
lib/dry/types/safe.rb,
lib/dry/types/value.rb,
lib/dry/types/struct.rb,
lib/dry/types/builder.rb,
lib/dry/types/default.rb,
lib/dry/types/version.rb,
lib/dry/types/compiler.rb,
lib/dry/types/optional.rb,
lib/dry/types/container.rb,
lib/dry/types/decorator.rb,
lib/dry/types/definition.rb,
lib/dry/types/constrained.rb,
lib/dry/types/constraints.rb,
lib/dry/types/constructor.rb,
lib/dry/types/coercions/form.rb,
lib/dry/types/definition/hash.rb,
lib/dry/types/definition/array.rb

Defined Under Namespace

Modules: Builder, Coercions, Decorator, Predicates Classes: Compiler, Constrained, Constructor, Container, Default, Definition, Enum, Optional, Safe, SchemaError, SchemaKeyError, Struct, Sum, Value

Constant Summary collapse

StructError = 
Class.new(TypeError)
ConstraintError = 
Class.new(TypeError)
TYPE_SPEC_REGEX = 
%r[(.+)<(.+)>].freeze
COERCIBLE = 
{
  string: String,
  int: Integer,
  float: Float,
  decimal: BigDecimal,
  array: Array,
  hash: Hash
}.freeze
NON_COERCIBLE = 
{
  nil: NilClass,
  symbol: Symbol,
  class: Class,
  true: TrueClass,
  false: FalseClass,
  date: Date,
  date_time: DateTime,
  time: Time
}.freeze
ALL_PRIMITIVES = 
COERCIBLE.merge(NON_COERCIBLE).freeze
VERSION = 
'0.6.0'.freeze

Class Method Summary collapse

Class Method Details

.[](name) ⇒ Object 



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# File 'lib/dry/types.rb', line 68

def self.[](name)
  type_map.fetch_or_store(name) do
    case name
    when String
      result = name.match(TYPE_SPEC_REGEX)

      if result
        type_id, member_id = result[1..2]
        container[type_id].member(self[member_id])
      else
        container[name]
      end
    when Class
      self[identifier(name)]
    end
  end
end

.container ⇒ Object 



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# File 'lib/dry/types.rb', line 55

def self.container
  @container ||= Container.new
end

.define_constants(namespace, identifiers) ⇒ Object 



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# File 'lib/dry/types.rb', line 86

def self.define_constants(namespace, identifiers)
  names = identifiers.map do |id|
    parts = id.split('.')
    [Inflecto.camelize(parts.pop), parts.map(&Inflecto.method(:camelize))]
  end

  names.map do |(klass, parts)|
    mod = parts.reduce(namespace) do |a, e|
      a.constants.include?(e.to_sym) ? a.const_get(e) : a.const_set(e, Module.new)
    end

    mod.const_set(klass, self[identifier((parts + [klass]).join('::'))])
  end
end

.finalize ⇒ Object 



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# File 'lib/dry/types.rb', line 47

def self.finalize
  warn 'Dry::Types.finalize and configuring namespace is deprecated. Just'\
   ' do `include Dry::Types.module` in places where you want to have access'\
   ' to built-in types'

  define_constants(config.namespace, type_keys)
end

.identifier(klass) ⇒ Object 



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# File 'lib/dry/types.rb', line 101

def self.identifier(klass)
  Inflecto.underscore(klass).tr('/', '.')
end

.module ⇒ Object 



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# File 'lib/dry/types.rb', line 41

def self.module
  namespace = Module.new
  define_constants(namespace, type_keys)
  namespace
end

.register(name, type = nil, &block) ⇒ Object 



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# File 'lib/dry/types.rb', line 59

def self.register(name, type = nil, &block)
  container.register(name, type || block.call)
end

.register_class(klass, meth = :new) ⇒ Object 



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# File 'lib/dry/types.rb', line 63

def self.register_class(klass, meth = :new)
  type = Definition.new(klass).constructor(klass.method(meth))
  container.register(identifier(klass), type)
end

.Rule(options) ⇒ Object 



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# File 'lib/dry/types/constraints.rb', line 14

def self.Rule(options)
  rule_compiler.(
    options.map { |key, val| [:val, [:predicate, [:"#{key}?", [val]]]] }
  ).reduce(:and)
end

.rule_compiler ⇒ Object 



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# File 'lib/dry/types/constraints.rb', line 20

def self.rule_compiler
  @rule_compiler ||= Logic::RuleCompiler.new(Types::Predicates)
end

.type_keys ⇒ Object 



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# File 'lib/dry/types.rb', line 109

def self.type_keys
  container._container.keys
end

.type_map ⇒ Object 



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# File 'lib/dry/types.rb', line 105

def self.type_map
  @type_map ||= ThreadSafe::Cache.new
end