WP_HTML_Processor::step_in_caption(): bool

Source

		 *
		 * @see https://html.spec.whatwg.org/#parsing-main-intabletext
		 */
		if ( parent::TEXT_IS_WHITESPACE === $this->text_node_classification ) {
			$this->insert_html_element( $this->state->current_token );
			return true;
		}

		// Non-whitespace would trigger fostering, unsupported at this time.
		$this->bail( 'Foster parenting is not supported.' );
		break;
	}
	break;

/*
 * > A comment token
 * > A processing instruction token
 */
case '#comment':
case '#funky-comment':
case '#presumptuous-tag':
case '#processing-instruction':
	$this->insert_html_element( $this->state->current_token );
	return true;

/*
 * > A DOCTYPE token
 */
case 'html':
	// Parse error: ignore the token.
	return $this->step();

/*
 * > A start tag whose tag name is "caption"
 */
case '+CAPTION':
	$this->state->stack_of_open_elements->clear_to_table_context();
	$this->state->active_formatting_elements->insert_marker();
	$this->insert_html_element( $this->state->current_token );
	$this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_CAPTION;
	return true;

/*
 * > A start tag whose tag name is "colgroup"
 */
case '+COLGROUP':
	$this->state->stack_of_open_elements->clear_to_table_context();
	$this->insert_html_element( $this->state->current_token );
	$this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_COLUMN_GROUP;
	return true;

/*
 * > A start tag whose tag name is "col"
 */
case '+COL':
	$this->state->stack_of_open_elements->clear_to_table_context();

	/*
	 * > Insert an HTML element for a "colgroup" start tag token with no attributes,
	 * > then switch the insertion mode to "in column group".
	 */
	$this->insert_virtual_node( 'COLGROUP' );
	$this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_COLUMN_GROUP;
	return $this->step( self::REPROCESS_CURRENT_NODE );

/*
 * > A start tag whose tag name is one of: "tbody", "tfoot", "thead"
 */

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