Function _AR_EXP_EvaluateParam

src/arithmetic/arithmetic_expression.c:550–580

}

static AR_EXP_Result _AR_EXP_EvaluateParam
(
	AR_ExpNode *node,
	SIValue *result
) {
	SIValue *param;
	rax *params = QueryCtx_GetParams();

	if(params) {
		param = (SIValue*)raxFind(params,
				(unsigned char *)node->operand.param_name,
				strlen(node->operand.param_name));
	}

	if(params == NULL || param == raxNotFound) {
		// set the query-level error
		ErrorCtx_SetError("Missing parameters");
		return EVAL_ERR;
	}

	//--------------------------------------------------------------------------
	// in place replacement
	//--------------------------------------------------------------------------

	node->operand.type     = AR_EXP_CONSTANT;
	node->operand.constant = SI_ShareValue(*param);

	*result = node->operand.constant;

	return EVAL_FOUND_PARAM;
}

static inline AR_EXP_Result _AR_EXP_EvaluateBorrowRecord(AR_ExpNode *node, const Record r,
														 SIValue *result) {