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Contents
# typed: strict
# frozen_string_literal: true
module Tapioca
module TypeVariableHelper
extend T::Sig
extend SorbetHelper
sig do
params(
type: String,
variance: Symbol,
fixed: T.nilable(String),
upper: T.nilable(String),
lower: T.nilable(String)
).returns(String)
end
def self.serialize_type_variable(type, variance, fixed, upper, lower)
variance = nil if variance == :invariant
bounds = []
bounds << "fixed: #{fixed}" if fixed
bounds << "lower: #{lower}" if lower
bounds << "upper: #{upper}" if upper
parameters = []
block = []
parameters << ":#{variance}" if variance
if sorbet_supports?(:type_variable_block_syntax)
block = bounds
else
parameters.concat(bounds)
end
serialized = type.dup
serialized << "(#{parameters.join(", ")})" unless parameters.empty?
serialized << " { { #{block.join(", ")} } }" unless block.empty?
serialized
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems