Function isSimpleElement

src/language-html/print-preprocess.js:142–156

(node)

function mergeSimpleElementIntoText(ast /* , options */) {
  const isSimpleElement = (node) =>
    node.kind === "element" &&
    node.attrs.length === 0 &&
    !isNonEmptyArray(node.startTagComments) &&
    node.children.length === 1 &&
    node.firstChild.kind === "text" &&
    !htmlWhitespace.hasWhitespaceCharacter(node.children[0].value) &&
    !node.firstChild.hasLeadingSpaces &&
    !node.firstChild.hasTrailingSpaces &&
    node.isLeadingSpaceSensitive &&
    !node.hasLeadingSpaces &&
    node.isTrailingSpaceSensitive &&
    !node.hasTrailingSpaces &&
    node.prev?.kind === "text" &&
    node.next?.kind === "text";
  ast.walk((node) => {
    if (node.children) {
      for (let i = 0; i < node.children.length; i++) {