Class: Dry::Schema::Macros::Value Private

Inherits:
DSL
  • Object
show all
Defined in:
lib/dry/schema/macros/value.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 macro used for specifying predicates to be applied to values from a hash

Direct Known Subclasses

Filled, Schema

Instance Attribute Summary

Attributes inherited from DSL

#chain, #predicate_inferrer, #primitive_inferrer

Instance Method Summary collapse

Methods inherited from DSL

#array, #each, #filled, #hash, #schema, #type, #value

Methods inherited from Core

#new, #operation, #to_ast, #to_rule

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &block) ⇒ Object (private)

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. 



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# File 'lib/dry/schema/macros/value.rb', line 69

def method_missing(meth, *args, &block)
  if meth.to_s.end_with?(QUESTION_MARK)
    trace.__send__(meth, *args, &block)
  else
    super
  end
end

Instance Method Details

#array_type?(type) ⇒ 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) 


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# File 'lib/dry/schema/macros/value.rb', line 43

def array_type?(type)
  primitive_inferrer[type].eql?([::Array])
end

#build_array_type(array_type, member) ⇒ 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. 



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# File 'lib/dry/schema/macros/value.rb', line 48

def build_array_type(array_type, member)
  if array_type.respond_to?(:of)
    array_type.of(member)
  else
    raise ArgumentError, "      Cannot define schema for a nominal array type.\n      Array types must be instances of Dry::Types::Array,\n      usually constructed with Types::Constructor(Array) { ... } or\n      Dry::Types['array'].constructor { ... }\n    ERROR\n  end\nend\n".split("\n").join(' ')

#call(*predicates, **opts, &block) ⇒ 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. 



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# File 'lib/dry/schema/macros/value.rb', line 13

def call(*predicates, **opts, &block)
  schema = predicates.detect { |predicate| predicate.is_a?(Processor) }

  if schema
    current_type = schema_dsl.types[name]

    updated_type =
      if array_type?(current_type)
        build_array_type(current_type, schema.type_schema)
      else
        schema.type_schema
      end

    schema_dsl.set_type(name, updated_type)
  end

  trace.evaluate(*predicates, **opts)
  trace.append(new(chain: false).instance_exec(&block)) if block

  if trace.captures.empty?
    raise ArgumentError, 'wrong number of arguments (given 0, expected at least 1)'
  end

  type_spec = opts[:type_spec]
  each(type_spec.type.member) if type_spec.respond_to?(:member)

  self
end

#respond_to_missing?(meth, include_private = false) ⇒ 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) 


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# File 'lib/dry/schema/macros/value.rb', line 62

def respond_to_missing?(meth, include_private = false)
  super || meth.to_s.end_with?(QUESTION_MARK)
end