diff options
Diffstat (limited to 'src/thing/album.js')
-rw-r--r-- | src/thing/album.js | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/src/thing/album.js b/src/thing/album.js index be37489d..e99cfc36 100644 --- a/src/thing/album.js +++ b/src/thing/album.js @@ -1,6 +1,7 @@ import Thing from './thing.js'; import { + validateDirectory, validateReference } from './structures.js'; @@ -10,22 +11,33 @@ import { } from '../util/sugar.js'; export default class Album extends Thing { + #directory = null; #tracks = []; static updateError = { + directory: Thing.extendPropertyError('directory'), tracks: Thing.extendPropertyError('tracks') }; update(source) { - withAggregate(({ wrap, call, map }) => { - if (source.tracks) { - this.#tracks = map(source.tracks, t => validateReference('track')(t) && t, { - errorClass: this.constructor.updateError.tracks + const err = this.constructor.updateError; + + withAggregate(({ nest, filter, throws }) => { + + if (source.directory) { + nest(throws(err.directory), ({ call }) => { + if (call(validateDirectory, source.directory)) { + this.#directory = source.directory; + } }); } + + if (source.tracks) + this.#tracks = filter(source.tracks, validateReference('track'), throws(err.tracks)); }); } + get directory() { return this.#directory; } get tracks() { return this.#tracks; } } @@ -35,6 +47,7 @@ console.log('tracks (before):', album.tracks); try { album.update({ + directory: 'oh yes', tracks: [ 'lol', 123, |