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# frozen_string_literal: true module RuboCop module Cop # Common functionality for checking assignment nodes. module CheckAssignment def on_lvasgn(node) check_assignment(node, extract_rhs(node)) end alias on_ivasgn on_lvasgn alias on_cvasgn on_lvasgn alias on_gvasgn on_lvasgn alias on_casgn on_lvasgn alias on_masgn on_lvasgn alias on_op_asgn on_lvasgn alias on_or_asgn on_lvasgn alias on_and_asgn on_lvasgn def on_send(node) rhs = extract_rhs(node) return unless rhs check_assignment(node, rhs) end module_function def extract_rhs(node) if node.casgn_type? _scope, _lhs, rhs = *node elsif node.op_asgn_type? _lhs, _op, rhs = *node elsif node.send_type? || node.csend_type? rhs = node.last_argument elsif node.assignment? _lhs, rhs = *node end rhs end end end end
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