WC_Discounts::validate_coupon_exists │ protected │ WC 3.2.0

Ensure coupon exists or throw exception.

A coupon is also considered to no longer exist if it has been placed in the trash, even if the trash has not yet been emptied.

Method of the class: WC_Discounts{}

No Hooks.

Returns

true|false.

Usage

// protected - for code of main (parent) or child class
$result = $this->validate_coupon_exists( $coupon );
$coupon(WC_Coupon) (required)
Coupon data.

Changelog

Since 3.2.0 Introduced.

WC_Discounts::validate_coupon_exists() code WC 10.6.2

woocommerce/includes/class-wc-discounts.php 
protected function validate_coupon_exists( $coupon ) {
	if ( ( ! $coupon->get_id() && ! $coupon->get_virtual() ) || 'trash' === $coupon->get_status() ) {
		throw new Exception(
			sprintf(
				/* translators: %s: coupon code */
				esc_html__( 'Coupon "%s" cannot be applied because it does not exist.', 'woocommerce' ),
				esc_html( $coupon->get_code() )
			),
			105
		);
	}

	return true;
}