(node: Node)
| 1 | export function getXPath(node: Node): string | undefined { |
| 2 | if (node.nodeType === Node.TEXT_NODE) { |
| 3 | let count: number = 0 |
| 4 | let sibling: Node | null = node.previousSibling |
| 5 | |
| 6 | while (sibling) { |
| 7 | if (sibling.nodeType === Node.TEXT_NODE) { |
| 8 | count++ |
| 9 | } |
| 10 | sibling = sibling.previousSibling |
| 11 | } |
| 12 | |
| 13 | return getXPath(node.parentNode as Node) + '/text()[' + (count + 1) + ']' |
| 14 | } else if (node.nodeType === Node.ELEMENT_NODE) { |
| 15 | let elem: Element = node as Element |
| 16 | if (elem.id && document.getElementById(elem.id) === elem) { |
| 17 | return 'id("' + elem.id + '")' |
| 18 | } else if (elem === document.documentElement) { |
| 19 | return elem.tagName.toLowerCase() |
| 20 | } else { |
| 21 | let siblingIndex: number = getSiblingIndex(elem) |
| 22 | return `${getXPath(elem.parentNode as Node)}/${elem.tagName.toLowerCase()}[${siblingIndex}]` |
| 23 | } |
| 24 | } else { |
| 25 | return |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | function getSiblingIndex(node: Node): number { |
| 30 | let index: number = 1 // XPath is 1-indexed |
no test coverage detected