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ui/tsconfig.json
T
rob thijssenandClaude Opus 5 ec1399f3f3 fix(ui-keyring): restoreAccount cannot rebuild an ML-DSA public key from an address
The mirror of the same mistake in keyring.createFromJson, fixed the same way.

restoreAccount passed `decodeAddress(json.address)` as the public key. For the
curve schemes that is correct — the address *is* the public key. An ML-DSA
account id is a one-way Poseidon2 hash, so this constructed a pair whose "public
key" was a hash of the public key. It did not throw; it produced a pair that was
simply wrong.

The public key is in `json.encoded`, still encrypted, and the pair is returned
*locked* with callers reading `pair.address` off it long before a password
appears. So it now passes an accountId — carried as data, used for the address
while locked, and checked against the real key once decodePkcs8 supplies one.
That check matters here as much as in the keyring: the address field sits outside
the encrypted blob, so a tampered one decodes cleanly and yields an account
displaying an address its key cannot sign for.

The 'ed25519' fallback for version-0 JSON is left alone. Those files predate the
crypto type being recorded and are by definition not Quantus, so the guess is
safe — but it is commented, because quantus/common#6 removes ed25519 from
KeypairType and this becomes a refusal.

Build plumbing, all of it dev-time only and all replaced by publishing these
packages to a registry (quantus/extension#2):

Resolutions point @polkadot/{keyring,util-crypto,networks,util} at the sibling
`common` checkout's build output, and @quantus/crypto at `wasm`.

tsconfig.base.json gains `*.d.ts` path mappings for them. Without these, node
resolves the portal symlink to its realpath and `@polkadot/util-crypto` then
resolves inside *common's* tree, where it is the workspace source directory with
no exports map — so EncryptedJson silently fails to resolve and KeyringPair$Json
loses `encoded` and `encoding`. The `*.d.ts` substitution has to come first
because NodeNext will not infer an extension for a bare path, and looks for a
`types` directory instead of `types.d.ts`.

tsconfig.json overrides those with the runtime `.js` view, because
@polkadot/dev-ts reads that file and would otherwise import a declaration file as
a module ("Debug Failure. Output generation failed"). tsc reads
tsconfig.build.json, which extends the base directly, so each gets the view it
needs.

The test script sets --preserve-symlinks, which yarn itself warns is required for
portals: without it the realpath problem above recurs at runtime.

Incidentally, `yarn lint` errors drop from 25 to 8 — resolving those types
removed a pile of `any`. The remaining 8 are upstream's own, in loadContract and
allowGenesis, and are left alone.

Refs quantus/ui#1

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_012uDUodEcRbBwNRi3UCmw8f
2026-09-15 10:40:52 +03:00

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{
"extends": "./tsconfig.base.json",
"compilerOptions": {
"baseUrl": "./packages",
"composite": false,
// Overrides the `*.d.ts` mappings in tsconfig.base.json for the *runtime*
// loader. `@polkadot/dev-ts` reads this file (following `extends`, with the
// child winning) and would otherwise try to import a declaration file as a
// module — "Debug Failure. Output generation failed".
//
// tsc reads tsconfig.build.json, which extends the base directly and so
// keeps the declaration mappings it needs. Both views disappear once these
// packages come from a registry; see quantus/extension#2.
"paths": {
"@polkadot/keyring": ["../../common/packages/keyring/build/index.js"],
"@polkadot/keyring/*": ["../../common/packages/keyring/build/*"],
"@polkadot/networks": ["../../common/packages/networks/build/index.js"],
"@polkadot/networks/*": ["../../common/packages/networks/build/*"],
"@polkadot/util-crypto": ["../../common/packages/util-crypto/build/index.js"],
"@polkadot/util-crypto/*": ["../../common/packages/util-crypto/build/*"]
}
},
"include": [
"packages/**/src/**/*"
],
"exclude": [
"**/node_modules/**/*"
]
}