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# frozen_string_literal: true
module Unparser
module NodeDetails
class Send
include NodeDetails
ASSIGN_SUFFIX = '='.freeze
NON_ASSIGN_RANGE = (0..-2).freeze
private_constant(*constants(false))
children :receiver, :selector
public :receiver, :selector
def selector_binary_operator?
BINARY_OPERATORS.include?(selector)
end
def binary_syntax_allowed?
selector_binary_operator? \
&& n_send?(node) \
&& arguments.one? \
&& !n_splat?(arguments.first) \
&& !n_kwargs?(arguments.first)
end
def selector_unary_operator?
UNARY_OPERATORS.include?(selector)
end
def assignment_operator?
assignment? && !selector_binary_operator? && !selector_unary_operator?
end
def arguments?
arguments.any?
end
def non_assignment_selector
if assignment?
string_selector[NON_ASSIGN_RANGE]
else
string_selector
end
end
def assignment?
string_selector[-1].eql?(ASSIGN_SUFFIX)
end
memoize :assignment?
def arguments
children[2..]
end
memoize :arguments
def string_selector
selector.to_s
end
memoize :string_selector
end # Send
end # NodeDetails
end # Unparser
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