WP_HTML_Processor::is_mathml_integration_point(): bool

Source

 * @return bool Whether the current token is a MathML integration point.
 */
private function is_mathml_integration_point(): bool {
	$current_token = $this->state->current_token;
	if ( ! isset( $current_token ) ) {
		return false;
	}

	if ( 'math' !== $current_token->namespace || 'M' !== $current_token->node_name[0] ) {
		return false;
	}

	$tag_name = $current_token->node_name;

	return (
		'MI' === $tag_name ||
		'MO' === $tag_name ||
		'MN' === $tag_name ||
		'MS' === $tag_name ||
		'MTEXT' === $tag_name

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