Files: 9b421343eb76d9c775a0f125bdc96770f966c4ea / router / sync / router.js
717 bytesRaw
| 1 | const nest = require('depnest') |
| 2 | |
| 3 | exports.gives = nest('router.sync.router') |
| 4 | |
| 5 | exports.needs = nest({ |
| 6 | 'router.sync.normalise': 'first', |
| 7 | 'router.sync.routes': 'reduce' |
| 8 | }) |
| 9 | |
| 10 | exports.create = (api) => { |
| 11 | var _router = null |
| 12 | const { routes, normalise } = api.router.sync |
| 13 | |
| 14 | return nest('router.sync.router', (location) => { |
| 15 | if (!_router) { |
| 16 | _router = buildRouter(routes()) |
| 17 | } |
| 18 | |
| 19 | const locationObject = normalise(location) |
| 20 | return _router(locationObject) |
| 21 | }) |
| 22 | } |
| 23 | |
| 24 | function buildRouter (routes) { |
| 25 | return (location) => { |
| 26 | const route = routes.find(([validator]) => validator(location)) |
| 27 | // signature of a route is [ routeValidator, routeFunction ] |
| 28 | |
| 29 | if (route) return route[1](location) |
| 30 | } |
| 31 | } |
| 32 | |
| 33 |
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