Files: b8398e992d3576abf221688bc4cd3c9a976b8834 / lib / anchor-hook.js
585 bytesRaw
| 1 | var watch = require('mutant/watch') |
| 2 | |
| 3 | module.exports = AnchorHook |
| 4 | |
| 5 | function AnchorHook (name, current, cb) { |
| 6 | return function (element) { |
| 7 | return watch(current, (current) => { |
| 8 | if (current === name) { |
| 9 | window.requestAnimationFrame(() => { |
| 10 | element.scrollIntoView() |
| 11 | |
| 12 | // HACK: due to a browser bug, sometimes the body gets affected!? |
| 13 | // Why not just hack it!!! |
| 14 | if (document.body.scrollTop > 0) { |
| 15 | document.body.scrollTop = 0 |
| 16 | } |
| 17 | |
| 18 | if (typeof cb === 'function') cb(element) |
| 19 | }) |
| 20 | } |
| 21 | }) |
| 22 | } |
| 23 | } |
| 24 |
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