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Size: 1.31 KB
Versions: 8
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Stored size: 1.31 KB
Contents
# typed: strict
module Typed
module Coercion
class StructCoercer < Coercer
extend T::Generic
Target = type_member { {fixed: T::Struct} }
sig { override.params(type: T::Types::Base).returns(T::Boolean) }
def used_for_type?(type)
return false unless type.respond_to?(:raw_type)
!!(T.cast(type, T::Types::Simple).raw_type < T::Struct)
end
sig { override.params(type: T::Types::Base, value: Value).returns(Result[Target, CoercionError]) }
def coerce(type:, value:)
return Failure.new(CoercionError.new("Field type must inherit from T::Struct for Struct coercion.")) unless used_for_type?(type)
return Success.new(value) if type.recursively_valid?(value)
return Failure.new(CoercionError.new("Value of type '#{value.class}' cannot be coerced to #{type} Struct.")) unless value.is_a?(Hash)
deserialization_result = T.cast(type, T::Types::Simple)
.raw_type
.deserialize_from(:hash, value)
if deserialization_result.success?
deserialization_result
else
Failure.new(CoercionError.new(deserialization_result.error.message))
end
rescue ArgumentError, RuntimeError
Failure.new(CoercionError.new("Given hash could not be coerced to #{type}."))
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems