src/language-js/printer-estree.js
function isMeaningfulJSXText(node) {
  return (
    isLiteral(node) &&
    (containsNonJsxWhitespaceRegex.test(rawText(node)) ||
      !/\n/.test(rawText(node)))
  );
}
function isMeaningfulJSXText(node) {
  return (
    isLiteral(node) &&
    (containsNonJsxWhitespaceRegex.test(rawText(node)) ||
      !/\n/.test(rawText(node)))
  );
}
function isMeaningfulJSXText ( node ) { return ( isLiteral ( node ) && ( containsNonJsxWhitespaceRegex . test ( rawText ( node ) ) || ! / \n / . test ( rawText ( node ) ) ) ) ; }
Meaningful if it contains non-whitespace characters, or it contains whitespace without a new line.
Meaningful if it contains non - whitespace characters or it contains whitespace without a new line .