Sha256: 6b315db3b35cc79f29cc25dfc5ffe89fe34b449ed04c718a69237f5e31f964ed
Contents?: true
Size: 1019 Bytes
Versions: 11
Compression:
Stored size: 1019 Bytes
Contents
# frozen_string_literal: true
require "rubocop"
module RuboCop
module Cop
module Sorbet
# Disallows defining type aliases that contain shapes
#
# @example
#
# # bad
# Foo = T.type_alias { { foo: Integer } }
#
# # good
# class Foo
# extend T::Sig
#
# sig { params(foo: Integer).void }
# def initialize(foo)
# @foo = foo
# end
# end
class ForbidTypeAliasedShapes < RuboCop::Cop::Base
MSG = "Type aliases shouldn't contain shapes because of significant performance overhead"
# @!method shape_type_alias?(node)
def_node_matcher(:shape_type_alias?, <<-PATTERN)
(block
(send (const {nil? cbase} :T) :type_alias)
(args)
`hash
)
PATTERN
def on_block(node)
add_offense(node) if shape_type_alias?(node)
end
alias_method :on_numblock, :on_block
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems