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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | 1x 20x 20x 20x 20x 20x 20x 15x 5x 16x 16x 20x 20x 15x 1x | /* global $ */
/**
* Find first paragraph that has text content, i.e. paragraphs that are not empty.
* Keep in sync with MoveLeadParagraphTransform::identifyLeadParagraph().
*
* @private
* @param {jQuery} $body Where to search for paragraphs
* @return {Node|null} The lead paragraph
*/
module.exports = function identifyLeadParagraph( $body ) {
// Keep in sync with MoveLeadParagraphTransform::isNotEmptyNode()
function isNotEmptyNode( node ) {
// Ignore VE whitespace characters
return !/^[\s↵➞]*$/.test( node.textContent );
}
// Keep in sync with MoveLeadParagraphTransform::isNonLeadParagraph()
function isNonLeadParagraph( node ) {
node = node.cloneNode( true );
const $node = $( node );
// The paragraph itself can be an invisible template (T293834)
Iif ( $node.hasClass( 've-ce-focusableNode-invisible' ) ) {
return true;
}
// Ignore non-content nodes, TemplateStyles and coordinates
$node.find( '.ve-ce-branchNode-inlineSlug, .ve-ce-focusableNode-invisible, style, span#coordinates' ).remove();
if ( isNotEmptyNode( node ) ) {
return false;
}
return true;
}
const $paragraphs = $body.children( 'p' );
for ( let i = 0; i < $paragraphs.length; i++ ) {
const p = $paragraphs[ i ];
if ( !isNonLeadParagraph( p ) ) {
return p;
}
}
return null;
};
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