@mantine/hooks/esm/use-focus-trap/tabbable.mjs.map

A collection of 50+ hooks for state and UI management

{"version":3,"file":"tabbable.mjs","names":[],"sources":["../../src/use-focus-trap/tabbable.ts"],"sourcesContent":["const TABBABLE_NODES = /input|select|textarea|button|object/;\nexport const FOCUS_SELECTOR = 'a, input, select, textarea, button, object, [tabindex]';\n\nfunction hidden(element: HTMLElement) {\n  if (process.env.NODE_ENV === 'test') {\n    return false;\n  }\n\n  return element.style.display === 'none';\n}\n\nfunction visible(element: HTMLElement) {\n  const isHidden =\n    element.getAttribute('aria-hidden') ||\n    element.getAttribute('hidden') ||\n    element.getAttribute('type') === 'hidden';\n\n  if (isHidden) {\n    return false;\n  }\n\n  let parentElement: HTMLElement = element;\n  while (parentElement) {\n    if (parentElement === document.body || parentElement.nodeType === 11) {\n      break;\n    }\n\n    if (hidden(parentElement)) {\n      return false;\n    }\n\n    parentElement = parentElement.parentNode as HTMLElement;\n  }\n\n  return true;\n}\n\nfunction getElementTabIndex(element: HTMLElement) {\n  let tabIndex: string | null | undefined = element.getAttribute('tabindex');\n  if (tabIndex === null) {\n    tabIndex = undefined;\n  }\n  return parseInt(tabIndex as string, 10);\n}\n\nexport function focusable(element: HTMLElement) {\n  const nodeName = element.nodeName.toLowerCase();\n  const isTabIndexNotNaN = !Number.isNaN(getElementTabIndex(element));\n  const res =\n    // @ts-expect-error function accepts any html element but if it is a button, it should not be disabled to trigger the condition\n    (TABBABLE_NODES.test(nodeName) && !element.disabled) ||\n    (element instanceof HTMLAnchorElement ? element.href || isTabIndexNotNaN : isTabIndexNotNaN);\n\n  return res && visible(element);\n}\n\nexport function tabbable(element: HTMLElement) {\n  const tabIndex = getElementTabIndex(element);\n  const isTabIndexNaN = Number.isNaN(tabIndex);\n  return (isTabIndexNaN || tabIndex >= 0) && focusable(element);\n}\n\nexport function findTabbableDescendants(element: HTMLElement): HTMLElement[] {\n  return Array.from(element.querySelectorAll<HTMLElement>(FOCUS_SELECTOR)).filter(tabbable);\n}\n"],"mappings":";;AAAA,MAAM,iBAAiB;AACvB,MAAa,iBAAiB;AAE9B,SAAS,OAAO,SAAsB;AAKpC,QAAO,QAAQ,MAAM,YAAY;;AAGnC,SAAS,QAAQ,SAAsB;AAMrC,KAJE,QAAQ,aAAa,cAAc,IACnC,QAAQ,aAAa,SAAS,IAC9B,QAAQ,aAAa,OAAO,KAAK,SAGjC,QAAO;CAGT,IAAI,gBAA6B;AACjC,QAAO,eAAe;AACpB,MAAI,kBAAkB,SAAS,QAAQ,cAAc,aAAa,GAChE;AAGF,MAAI,OAAO,cAAc,CACvB,QAAO;AAGT,kBAAgB,cAAc;;AAGhC,QAAO;;AAGT,SAAS,mBAAmB,SAAsB;CAChD,IAAI,WAAsC,QAAQ,aAAa,WAAW;AAC1E,KAAI,aAAa,KACf,YAAW,KAAA;AAEb,QAAO,SAAS,UAAoB,GAAG;;AAGzC,SAAgB,UAAU,SAAsB;CAC9C,MAAM,WAAW,QAAQ,SAAS,aAAa;CAC/C,MAAM,mBAAmB,CAAC,OAAO,MAAM,mBAAmB,QAAQ,CAAC;AAMnE,SAHG,eAAe,KAAK,SAAS,IAAI,CAAC,QAAQ,aAC1C,mBAAmB,oBAAoB,QAAQ,QAAQ,mBAAmB,sBAE/D,QAAQ,QAAQ;;AAGhC,SAAgB,SAAS,SAAsB;CAC7C,MAAM,WAAW,mBAAmB,QAAQ;AAE5C,SADsB,OAAO,MAAM,SAAS,IACnB,YAAY,MAAM,UAAU,QAAQ;;AAG/D,SAAgB,wBAAwB,SAAqC;AAC3E,QAAO,MAAM,KAAK,QAAQ,iBAA8B,eAAe,CAAC,CAAC,OAAO,SAAS"}