Class: Typed::Builder::CoerceType

Inherits:
Object
  • Object
show all
Includes:
BaseType
Defined in:
lib/typed/builder.rb

Instance Method Summary collapse

Methods included from BaseType

#call, #constrained, #constructor, #default, #enum, #instance, #missable, #nullable, #|

Constructor Details

#initialize(input_type, return_type, swallow, &coercion) ⇒ CoerceType

Returns a new instance of CoerceType.



206
207
208
209
210
211
 
# File 'lib/typed/builder.rb', line 206

def initialize(input_type, return_type, swallow, &coercion)
    @input_type = input_type
    @return_type = return_type
    @coercion = coercion
    @swallow = swallow
end

Instance Method Details

#process(value) ⇒ Object 



213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
 
# File 'lib/typed/builder.rb', line 213

def process(value)
    # No coercion needed
    passthrough_result = return_type.process(value)
    return passthrough_result if passthrough_result.ok

    # Check input_type enables this coercion
    input_result = input_type.process(value)

    if input_result.ok
        coerced_value =
            begin
                coercion.call(input_result.value)
            rescue *swallow
                input_result.value
            end
        return return_type.process(coerced_value)
    end

    passthrough_result
end