Class: Dry::Types::Definition::Hash

Inherits:
Dry::Types::Definition show all
Defined in:
lib/dry/types/definition/hash.rb

Instance Attribute Summary

Attributes inherited from Dry::Types::Definition

#options, #primitive

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Dry::Types::Definition

[], #call, #initialize, #name, #try, #valid?, #with

Methods included from Builder

#constrained, #constructor, #default, #enum, #optional, #safe, #|

Constructor Details

This class inherits a constructor from Dry::Types::Definition

Class Method Details

.safe_constructor(types, hash) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 5

def self.safe_constructor(types, hash)
  types.each_with_object({}) do |(key, type), result|
    if hash.key?(key)
      result[key] = type[hash[key]]
    elsif type.is_a?(Default)
      result[key] = type.evaluate
    end
  end
end

.strict_constructor(types, hash) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 31

def self.strict_constructor(types, hash)
  types.each_with_object({}) do |(key, type), result|
    begin
      value = hash.fetch(key)
      result[key] = type[value]
    rescue TypeError
      raise SchemaError.new(key, value)
    rescue KeyError
      raise SchemaKeyError.new(key)
    end
  end
end

.symbolized_constructor(types, hash) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 15

def self.symbolized_constructor(types, hash)
  types.each_with_object({}) do |(key, type), result|
    if hash.key?(key)
      result[key] = type[hash[key]]
    else
      key_name = key.to_s

      if hash.key?(key_name)
        result[key] = type[hash[key_name]]
      elsif type.is_a?(Default)
        result[key] = type.evaluate
      end
    end
  end
end

Instance Method Details

#schema(type_map, meth = :safe_constructor) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 52

def schema(type_map, meth = :safe_constructor)
  types = type_map.each_with_object({}) { |(name, type), result|
    result[name] =
      case type
      when String, Class then Types[type]
      else type
      end
  }

  fn = self.class.method(meth).to_proc.curry.(types)

  constructor(fn, schema: types)
end

#strict(type_map) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 44

def strict(type_map)
  schema(type_map, :strict_constructor)
end

#symbolized(type_map) ⇒ Object 



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# File 'lib/dry/types/definition/hash.rb', line 48

def symbolized(type_map)
  schema(type_map, :symbolized_constructor)
end