WP_CLI\Fetchers

Base::get_check │ public │ WP-CLI 1.0

Like get(), but calls WP_CLI::error() instead of returning false.

Method of the class: Base{}

No Hooks.

Returns

Mixed. The item if found.

Usage

$Base = new Base();
$Base->get_check( $arg );
$arg(string) (required)
The raw CLI argument.

Base::get_check() code WP-CLI 2.13.0-alpha

wp-cli/php/WP_CLI/Fetchers/Base.php 
public function get_check( $arg ) {
	$item = $this->get( $arg );

	if ( ! $item ) {
		WP_CLI::error( sprintf( $this->msg, $arg ) );
	}

	return $item;
}