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nostr-tools
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nip19: reverse TLV ordering just to keep other implementations honest.

This commit is contained in:
fiatjaf 2023-12-23 19:25:31 -03:00
parent a43f2a708c
commit 5d6c2b9e5d
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GPG Key ID: BAD43C4BE5C1A3A1
2 changed files with 16 additions and 14 deletions
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12
nip19.test.ts
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@ -78,13 +78,13 @@ test('encode and decode naddr', () => {
test('encode and decode nevent', () => {
let pk = getPublicKey(generateSecretKey())
let relays = ['wss://relay.nostr.example.mydomain.example.com', 'wss://nostr.banana.com']
let naddr = neventEncode({
let nevent = neventEncode({
id: pk,
relays,
kind: 30023,
})
expect(naddr).toMatch(/nevent1\w+/)
let { type, data } = decode(naddr)
expect(nevent).toMatch(/nevent1\w+/)
let { type, data } = decode(nevent)
expect(type).toEqual('nevent')
const pointer = data as EventPointer
expect(pointer.id).toEqual(pk)
@ -95,13 +95,13 @@ test('encode and decode nevent', () => {
test('encode and decode nevent with kind 0', () => {
let pk = getPublicKey(generateSecretKey())
let relays = ['wss://relay.nostr.example.mydomain.example.com', 'wss://nostr.banana.com']
let naddr = neventEncode({
let nevent = neventEncode({
id: pk,
relays,
kind: 0,
})
expect(naddr).toMatch(/nevent1\w+/)
let { type, data } = decode(naddr)
expect(nevent).toMatch(/nevent1\w+/)
let { type, data } = decode(nevent)
expect(type).toEqual('nevent')
const pointer = data as EventPointer
expect(pointer.id).toEqual(pk)

18
nip19.ts
View File

@ -227,15 +227,17 @@ export function nrelayEncode(url: string): `nrelay1${string}` {
function encodeTLV(tlv: TLV): Uint8Array {
let entries: Uint8Array[] = []
Object.entries(tlv).forEach(([t, vs]) => {
vs.forEach(v => {
let entry = new Uint8Array(v.length + 2)
entry.set([parseInt(t)], 0)
entry.set([v.length], 1)
entry.set(v, 2)
entries.push(entry)
Object.entries(tlv)
.reverse()
.forEach(([t, vs]) => {
vs.forEach(v => {
let entry = new Uint8Array(v.length + 2)
entry.set([parseInt(t)], 0)
entry.set([v.length], 1)
entry.set(v, 2)
entries.push(entry)
})
})
})
return concatBytes(...entries)
}