Module: Dry::Types::Coercions::Form

Extended by:
Dry::Types::Coercions
Defined in:
lib/dry/types/coercions/form.rb

Constant Summary collapse

TRUE_VALUES =
%w[1 on On ON t true True TRUE T y yes Yes YES Y].freeze
FALSE_VALUES =
%w[0 off Off OFF f false False FALSE F n no No NO N].freeze
BOOLEAN_MAP =
::Hash[TRUE_VALUES.product([true]) + FALSE_VALUES.product([false])].freeze

Class Method Summary collapse

Methods included from Dry::Types::Coercions

empty_str?, to_date, to_date_time, to_nil, to_time

Class Method Details

.to_ary(input) ⇒ Array, Object

Parameters:

  • input (Array, '', Object)

Returns:



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

def self.to_ary(input)
  empty_str?(input) ? [] : input
end

.to_decimal(input) ⇒ BigDecimal?, Object

Parameters:

  • input (#to_d, Object)

Returns:

  • (BigDecimal?, Object)


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# File 'lib/dry/types/coercions/form.rb', line 56

def self.to_decimal(input)
  result = to_float(input)

  if result.instance_of?(Float)
    input.to_d
  else
    result
  end
end

.to_false(input) ⇒ Boolean?

Parameters:

  • input (String, Object)

Returns:

  • (Boolean?)

See Also:



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# File 'lib/dry/types/coercions/form.rb', line 26

def self.to_false(input)
  BOOLEAN_MAP.fetch(input.to_s, input)
end

.to_float(input) ⇒ Float?, Object

Parameters:

  • input (#to_f, Object)

Returns:

  • (Float?, Object)


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# File 'lib/dry/types/coercions/form.rb', line 44

def self.to_float(input)
  if empty_str?(input)
    nil
  else
    Float(input)
  end
rescue ArgumentError, TypeError
  input
end

.to_hash(input) ⇒ Hash

Parameters:

  • input (Hash, '', Object)

Returns:



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# File 'lib/dry/types/coercions/form.rb', line 74

def self.to_hash(input)
  empty_str?(input) ? {} : input
end

.to_int(input) ⇒ Integer?, Object

Parameters:

  • input (#to_int, #to_i, Object)

Returns:

  • (Integer?, Object)


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# File 'lib/dry/types/coercions/form.rb', line 32

def self.to_int(input)
  if empty_str?(input)
    nil
  else
    Integer(input)
  end
rescue ArgumentError, TypeError
  input
end

.to_true(input) ⇒ Boolean?

Parameters:

  • input (String, Object)

Returns:

  • (Boolean?)

See Also:



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# File 'lib/dry/types/coercions/form.rb', line 18

def self.to_true(input)
  BOOLEAN_MAP.fetch(input.to_s, input)
end