wp-includes/html-api/class-wp-html-processor.php:3573Parses next element in the 'in column group' insertion mode.
bool private function step_in_column_group(): bool { $token_name = $this->get_token_name(); $token_type = $this->get_token_type(); $op_sigil = '#tag' === $token_type ? ( parent::is_tag_closer() ? '-' : '+' ) : ''; $op = "{$op_sigil}{$token_name}"; switch ( $op ) { /* * > A character token that is one of U+0009 CHARACTER TABULATION, U+000A LINE FEED (LF), * > U+000C FORM FEED (FF), U+000D CARRIAGE RETURN (CR), or U+0020 SPACE */ case '#text': if ( parent::TEXT_IS_WHITESPACE === $this->text_node_classification ) { // Insert the character. $this->insert_html_element( $this->state->current_token ); return true; } goto in_column_group_anything_else; break; /* * > A comment token */ case '#comment': case '#funky-comment': case '#presumptuous-tag': $this->insert_html_element( $this->state->current_token ); return true; /* * > A DOCTYPE token */ case 'html': // @todo Indicate a parse error once it's possible. return $this->step(); /* * > A start tag whose tag name is "html" */ case '+HTML': return $this->step_in_body(); /* * > A start tag whose tag name is "col" */ case '+COL': $this->insert_html_element( $this->state->current_token ); $this->state->stack_of_open_elements->pop(); return true; /* * > An end tag whose tag name is "colgroup" */ case '-COLGROUP': if ( ! $this->state->stack_of_open_elements->current_node_is( 'COLGROUP' ) ) { // @todo Indicate a parse error once it's possible. return $this->step(); } $this->state->stack_of_open_elements->pop(); $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_TABLE; return true; /* * > An end tag whose tag name is "col" */ case '-COL': // Parse error: ignore the token. return $this->step(); /* * > A start tag whose tag name is "template" * > An end tag whose tag name is "template" */ case '+TEMPLATE': case '-TEMPLATE': return $this->step_in_head(); } in_column_group_anything_else:Introduced in 6.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/html-api/class-wp-html-processor.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.