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fix: prefix filtering in datastore-fs #354

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fix: prefix filtering in datastore-fs #354

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884f719
test: add test to demonstrate bug with prefix
2color Aug 7, 2025
e015899
fix: correct pattern from prefix
2color Aug 7, 2025
e791df3
chore: fix build
2color Aug 8, 2025
0ee794f
test: fix mount datastore test
2color Aug 14, 2025
7a933d7
Merge branch 'main' into add-prefix-test
achingbrain Jan 9, 2026
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3 changes: 3 additions & 0 deletions packages/datastore-core/test/mount.spec.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,9 @@ describe('MountDatastore', () => {
}, {
prefix: new Key('/q'),
datastore: new MemoryDatastore()
}, {
prefix: new Key('/dht/provider/third'),
datastore: new MemoryDatastore()
}])
},
teardown () { }
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4 changes: 2 additions & 2 deletions packages/datastore-fs/src/index.ts
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Expand Up @@ -245,7 +245,7 @@ export class FsDatastore extends BaseDatastore {
// strip leading slashes
prefix = prefix.replace(/^\/+/, '')

const pattern = `${prefix}/*${this.extension}`
const pattern = `${prefix}/**/*${this.extension}`
.split(path.sep)
.join('/')
const files = glob(this.path, pattern, {
Expand Down Expand Up @@ -280,7 +280,7 @@ export class FsDatastore extends BaseDatastore {
// strip leading slashes
prefix = prefix.replace(/^\/+/, '')

const pattern = `${prefix}/*${this.extension}`
const pattern = `${prefix}/**/*${this.extension}`
.split(path.sep)
.join('/')
const files = glob(this.path, pattern, {
Expand Down
16 changes: 10 additions & 6 deletions packages/interface-datastore-tests/src/index.ts
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Expand Up @@ -411,6 +411,7 @@ export function interfaceDatastoreTests <D extends Datastore = Datastore> (test:
const hello = { key: new Key('/q/1hello'), value: uint8ArrayFromString('1') }
const world = { key: new Key('/z/2world'), value: uint8ArrayFromString('2') }
const hello2 = { key: new Key('/z/3hello2'), value: uint8ArrayFromString('3') }
const many = { key: new Key('/dht/provider/third/bafyyyyy'), value: uint8ArrayFromString('4') }

const filter1: QueryFilter = entry => !entry.key.toString().endsWith('hello')
const filter2: QueryFilter = entry => entry.key.toString().endsWith('hello2')
Expand All @@ -432,14 +433,15 @@ export function interfaceDatastoreTests <D extends Datastore = Datastore> (test:
}

const tests: Array<[string, any, any[] | number]> = [
['empty', {}, [hello, world, hello2]],
['empty', {}, [hello, world, hello2, many]],
['prefix', { prefix: '/z' }, [world, hello2]],
['1 filter', { filters: [filter1] }, [world, hello2]],
['prefix-three-slashes', { prefix: '/dht/provider' }, [many]],
['1 filter', { filters: [filter1] }, [world, hello2, many]],
['2 filters', { filters: [filter1, filter2] }, [hello2]],
['limit', { limit: 1 }, 1],
['offset', { offset: 1 }, 2],
['1 order (1)', { orders: [order1] }, [hello, world, hello2]],
['1 order (reverse 1)', { orders: [order2] }, [hello2, world, hello]]
['offset', { offset: 1 }, 3],
['1 order (1)', { orders: [order1] }, [hello, world, hello2, many]],
['1 order (reverse 1)', { orders: [order2] }, [many, hello2, world, hello]]
]

before(async () => {
Expand All @@ -450,6 +452,7 @@ export function interfaceDatastoreTests <D extends Datastore = Datastore> (test:
b.put(hello.key, hello.value)
b.put(world.key, world.value)
b.put(hello2.key, hello2.value)
b.put(many.key, many.value)

await b.commit()
})
Expand Down Expand Up @@ -511,7 +514,8 @@ export function interfaceDatastoreTests <D extends Datastore = Datastore> (test:
expect(results.map(result => result.key)).to.have.deep.members([
hello.key,
world.key,
hello3.key
hello3.key,
many.key
])
})

Expand Down
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