public boolean hasSideEffects()

in rhino/src/main/java/org/mozilla/javascript/Node.java [919:1009]
87 lines of code
83 McCabe index (conditional complexity)

    public boolean hasSideEffects() {
        switch (type) {
            case Token.EXPR_VOID:
            case Token.COMMA:
                if (last != null) return last.hasSideEffects();
                return true;

            case Token.HOOK:
                if (first == null || first.next == null || first.next.next == null) Kit.codeBug();
                return first.next.hasSideEffects() && first.next.next.hasSideEffects();

            case Token.AND:
            case Token.OR:
                if (first == null || last == null) Kit.codeBug();
                return first.hasSideEffects() || last.hasSideEffects();

            case Token.ERROR: // Avoid cascaded error messages
            case Token.EXPR_RESULT:
            case Token.ASSIGN:
            case Token.ASSIGN_ADD:
            case Token.ASSIGN_SUB:
            case Token.ASSIGN_MUL:
            case Token.ASSIGN_DIV:
            case Token.ASSIGN_MOD:
            case Token.ASSIGN_BITOR:
            case Token.ASSIGN_LOGICAL_OR:
            case Token.ASSIGN_BITXOR:
            case Token.ASSIGN_BITAND:
            case Token.ASSIGN_LOGICAL_AND:
            case Token.ASSIGN_LSH:
            case Token.ASSIGN_RSH:
            case Token.ASSIGN_URSH:
            case Token.ASSIGN_EXP:
            case Token.ASSIGN_NULLISH:
            case Token.ENTERWITH:
            case Token.LEAVEWITH:
            case Token.RETURN:
            case Token.GOTO:
            case Token.IFEQ:
            case Token.IFNE:
            case Token.NEW:
            case Token.DELPROP:
            case Token.SETNAME:
            case Token.SETPROP:
            case Token.SETELEM:
            case Token.CALL:
            case Token.THROW:
            case Token.RETHROW:
            case Token.SETVAR:
            case Token.CATCH_SCOPE:
            case Token.RETURN_RESULT:
            case Token.SET_REF:
            case Token.DEL_REF:
            case Token.REF_CALL:
            case Token.TRY:
            case Token.SEMI:
            case Token.INC:
            case Token.DEC:
            case Token.IF:
            case Token.ELSE:
            case Token.SWITCH:
            case Token.WHILE:
            case Token.DO:
            case Token.FOR:
            case Token.BREAK:
            case Token.CONTINUE:
            case Token.VAR:
            case Token.CONST:
            case Token.LET:
            case Token.LETEXPR:
            case Token.WITH:
            case Token.WITHEXPR:
            case Token.CATCH:
            case Token.FINALLY:
            case Token.BLOCK:
            case Token.LABEL:
            case Token.TARGET:
            case Token.LOOP:
            case Token.JSR:
            case Token.SETPROP_OP:
            case Token.SETELEM_OP:
            case Token.LOCAL_BLOCK:
            case Token.SET_REF_OP:
            case Token.YIELD:
            case Token.YIELD_STAR:
                return true;

            default:
                return false;
        }
    }