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Contents
# frozen_string_literal: true
module RuboCop
module Cop
# Common functionality for safe assignment. By safe assignment we mean
# putting parentheses around an assignment to indicate "I know I'm using an
# assignment as a condition. It's not a mistake."
module SafeAssignment
extend NodePattern::Macros
private
def_node_matcher :empty_condition?, '(begin)'
def_node_matcher :setter_method?, '[(send ...) setter_method?]'
def_node_matcher :safe_assignment?,
'(begin {equals_asgn? #setter_method?})'
def safe_assignment_allowed?
cop_config['AllowSafeAssignment']
end
end
end
end
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