[CI Skip] release/stable 4.8.1

skip-checks: true

CHANGELOG.md

@@ -1,16 +1,34 @@
 # CHANGELOG
 
+## 4.8.1 May 2, 2021
+
+Upgrade priority: Low. Recommended when using or developing for parachains.
+
+Changes:
+
+- De-alias xcm `Outcome` (used in multiple pallettes)
+- Adjust xcm types as per latest, e.g. `XcmError`
+- Fix generate of well-known storage keys (e.g. `:code`)
+- Optimize metadata unknown type validation
+- Allow metadata creation for `Map` or `Record`
+- Expose additional camelCase `method` on `AbiMessage` (maps to decorated name)
+- Added explicit double-byte ss58 `AccountId` encoding test
+- Add known upgrade block for Polkadot v30
+- Cleanup WebSocket handlers when close event has been received
+- Update to latest Substrate metadata
+
+
 ## 4.7.2 Apr 26, 2021
 
 Upgrade priority: Low. Recommended for users of 4.7.1 using nvm
 
 Changes:
 
-- Update `.nvmrc` to reflect engines changes
 - Update `EthBlock`/`EthHeader` types (as per Rust origin)
 - Updated Xcm `OriginKind` enum
 - Add derives for `membership`
 - Cleanups on encodedLength calculations
+- Update `.nvmrc` to reflect engines changes
 
 
 ## 4.7.1 Apr 25, 2021

README.md

@@ -21,7 +21,7 @@ The API is split up into a number of internal packages -
 
 - [@polkadot/api](packages/api/) The API library, providing both Promise and RxJS Observable-based interfaces. This is the main user-facing entry point.
 - [@polkadot/api-derive](packages/api-derive/) Derived results that are injected into the API, allowing for combinations of various query results (only used internally and exposed on the Api instances via `api.derive.*`)
-- [@polkadot/api-metadata](packages/api-metadata/) Base extrinsic, storage and constant injectors for injection
+- [@polkadot/metadata](packages/metadata/) Base extrinsic, storage and constant injectors for injection
 - [@polkadot/rpc-core](packages/rpc-core/) Wrapper around all [JSON-RPC methods](https://polkadot.js.org/docs/substrate/rpc) exposed by a Polkadot network client
 - [@polkadot/rpc-provider](packages/rpc-provider/) Providers for connecting to nodes, including WebSockets and Http
 

package.json

@@ -25,14 +25,14 @@
     "test:watch": "polkadot-dev-run-test --watch"
   },
   "devDependencies": {
-    "@babel/core": "^7.13.16",
+    "@babel/core": "^7.14.0",
     "@babel/register": "^7.13.16",
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/dev": "^0.62.10",
-    "@polkadot/ts": "^0.3.63",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/dev": "^0.62.11",
+    "@polkadot/ts": "^0.3.64",
     "@polkadot/typegen": "workspace:packages/typegen",
-    "@types/jest": "^26.0.22",
+    "@types/jest": "^26.0.23",
     "copyfiles": "^2.4.1"
   },
-  "version": "4.7.2"
+  "version": "4.8.1"
 }

packages/api-contract/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-contract",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Interfaces for interacting with contracts and contract ABIs",
   "main": "index.js",
@@ -19,9 +19,9 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-contract#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/api": "4.7.2",
-    "@polkadot/types": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/api": "4.8.1",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/x-rxjs": "^6.3.1",
     "bn.js": "^4.11.9"

packages/api-contract/src/Abi.ts

@@ -143,6 +143,7 @@ export class Abi {
 
   #createMessage = (spec: ContractMessageSpec | ContractConstructorSpec, index: number, add: Partial<AbiMessage> = {}): AbiMessage => {
     const args = this.#createArgs(spec.args, spec);
+    const identifier = spec.name.toString();
     const message = {
       ...add,
       args,
@@ -151,8 +152,9 @@ export class Abi {
         args: this.#decodeArgs(args, data),
         message
       }),
-      identifier: spec.name.toString(),
+      identifier,
       index,
+      method: stringCamelCase(identifier),
       selector: spec.selector,
       toU8a: (params: CodecArg[], additional?: Uint8Array) =>
         this.#encodeArgs(spec, args, params, additional)

packages/api-contract/src/base/Blueprint.ts

@@ -10,7 +10,7 @@ import type { ContractGeneric, MapConstructorExec } from './types';
 
 import { SubmittableResult } from '@polkadot/api';
 import { ApiBase } from '@polkadot/api/base';
-import { isUndefined, stringCamelCase } from '@polkadot/util';
+import { isUndefined } from '@polkadot/util';
 
 import { Abi } from '../Abi';
 import { applyOnEvent } from '../util';
@@ -49,10 +49,8 @@ export class Blueprint<ApiType extends ApiTypes> extends Base<ApiType> {
     this.createContract = createBluePrintWithId(this.#deploy);
 
     this.abi.constructors.forEach((c): void => {
-      const messageName = stringCamelCase(c.identifier);
-
-      if (isUndefined(this.#tx[messageName])) {
-        this.#tx[messageName] = createBluePrintTx((o, p) => this.#deploy(c, o, p));
+      if (isUndefined(this.#tx[c.method])) {
+        this.#tx[c.method] = createBluePrintTx((o, p) => this.#deploy(c, o, p));
       }
     });
   }

packages/api-contract/src/base/Code.ts

@@ -10,7 +10,7 @@ import type { MapConstructorExec } from './types';
 
 import { SubmittableResult } from '@polkadot/api';
 import { ApiBase } from '@polkadot/api/base';
-import { assert, compactAddLength, isFunction, isUndefined, isWasm, logger, stringCamelCase, u8aToU8a } from '@polkadot/util';
+import { assert, compactAddLength, isFunction, isUndefined, isWasm, logger, u8aToU8a } from '@polkadot/util';
 import { blake2AsU8a } from '@polkadot/util-crypto';
 
 import { Abi } from '../Abi';
@@ -49,10 +49,8 @@ export class Code<ApiType extends ApiTypes> extends Base<ApiType> {
     assert(isWasm(this.code), 'No WASM code provided');
 
     this.abi.constructors.forEach((c): void => {
-      const messageName = stringCamelCase(c.identifier);
-
-      if (isUndefined(this.#tx[messageName])) {
-        this.#tx[messageName] = createBluePrintTx((o, p) => this.#instantiate(c, o, p));
+      if (isUndefined(this.#tx[c.method])) {
+        this.#tx[c.method] = createBluePrintTx((o, p) => this.#instantiate(c, o, p));
       }
     });
   }

packages/api-contract/src/base/Contract.ts

@@ -13,7 +13,7 @@ import BN from 'bn.js';
 
 import { SubmittableResult } from '@polkadot/api';
 import { ApiBase } from '@polkadot/api/base';
-import { assert, bnToBn, isFunction, isUndefined, logger, stringCamelCase } from '@polkadot/util';
+import { assert, bnToBn, isFunction, isUndefined, logger } from '@polkadot/util';
 import { map } from '@polkadot/x-rxjs/operators';
 
 import { Abi } from '../Abi';
@@ -117,14 +117,12 @@ export class Contract<ApiType extends ApiTypes> extends Base<ApiType> {
     this.read = createWithId(this.#read, '.read is deprecated, use contract.query.<messageName>(...) instead (where contract refers to this instance)');
 
     this.abi.messages.forEach((m): void => {
-      const messageName = stringCamelCase(m.identifier);
-
-      if (isUndefined(this.#tx[messageName])) {
-        this.#tx[messageName] = createTx((o, p) => this.#exec(m, o, p));
+      if (isUndefined(this.#tx[m.method])) {
+        this.#tx[m.method] = createTx((o, p) => this.#exec(m, o, p));
       }
 
-      if (isUndefined(this.#query[messageName])) {
-        this.#query[messageName] = createQuery((f, o, p) => this.#read(m, o, p).send(f));
+      if (isUndefined(this.#query[m.method])) {
+        this.#query[m.method] = createQuery((f, o, p) => this.#read(m, o, p).send(f));
       }
     });
   }

packages/api-contract/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/api-contract', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/api-contract', version: '4.8.1' };

packages/api-contract/src/types.ts

@@ -39,6 +39,7 @@ export interface AbiMessage {
   isConstructor?: boolean;
   isMutating?: boolean;
   isPayable?: boolean;
+  method: string;
   returnType?: TypeDef | null;
   selector: ContractSelector;
   toU8a: (params: CodecArg[], additional?: Uint8Array) => Uint8Array;

packages/api-derive/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api-derive",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Common functions used across Polkadot, derived from RPC calls and storage queries.",
   "main": "index.js",
@@ -19,10 +19,10 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-derive#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/api": "4.7.2",
-    "@polkadot/rpc-core": "4.7.2",
-    "@polkadot/types": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/api": "4.8.1",
+    "@polkadot/rpc-core": "4.8.1",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/util-crypto": "^6.3.1",
     "@polkadot/x-rxjs": "^6.3.1",
@@ -30,6 +30,6 @@
   },
   "devDependencies": {
     "@polkadot/keyring": "^6.3.1",
-    "@polkadot/rpc-provider": "4.7.2"
+    "@polkadot/rpc-provider": "4.8.1"
   }
 }

packages/api-derive/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/api-derive', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/api-derive', version: '4.8.1' };

packages/api/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/api",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Promise and RxJS wrappers around the Polkadot JS RPC",
   "main": "index.js",
@@ -19,14 +19,14 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/api-derive": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/api-derive": "4.8.1",
     "@polkadot/keyring": "^6.3.1",
-    "@polkadot/metadata": "4.7.2",
-    "@polkadot/rpc-core": "4.7.2",
-    "@polkadot/rpc-provider": "4.7.2",
-    "@polkadot/types": "4.7.2",
-    "@polkadot/types-known": "4.7.2",
+    "@polkadot/metadata": "4.8.1",
+    "@polkadot/rpc-core": "4.8.1",
+    "@polkadot/rpc-provider": "4.8.1",
+    "@polkadot/types": "4.8.1",
+    "@polkadot/types-known": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/util-crypto": "^6.3.1",
     "@polkadot/x-rxjs": "^6.3.1",

packages/api/src/augment/errors.ts

@@ -1291,6 +1291,10 @@ declare module '@polkadot/api/types/errors' {
        * No proposal or bounty at that index.
        **/
       InvalidIndex: AugmentedError<ApiType>;
+      /**
+       * Too many approvals in the queue.
+       **/
+      TooManyApprovals: AugmentedError<ApiType>;
     };
     vesting: {
       [key: string]: AugmentedError<ApiType>;

packages/api/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/api', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/api', version: '4.8.1' };

packages/metadata/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/metadata",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Helpers to extract information from runtime metadata",
   "main": "index.js",
@@ -19,9 +19,9 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/type-metadata#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/types": "4.7.2",
-    "@polkadot/types-known": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/types": "4.8.1",
+    "@polkadot/types-known": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/util-crypto": "^6.3.1",
     "bn.js": "^4.11.9"

packages/metadata/src/Metadata.ts

@@ -3,7 +3,7 @@
 
 import type { Registry } from '@polkadot/types/types';
 
-import { isString, u8aToU8a } from '@polkadot/util';
+import { isHex, isU8a, u8aToU8a } from '@polkadot/util';
 
 import { MetadataVersioned } from './MetadataVersioned';
 
@@ -14,34 +14,36 @@ const VERSION_IDX = 4;
 const EMPTY_METADATA = new Uint8Array([0x6d, 0x65, 0x74, 0x61, 9]);
 const EMPTY_U8A = new Uint8Array();
 
-function sanitizeInput (_value: Uint8Array | string = EMPTY_U8A): Uint8Array {
-  if (isString(_value)) {
-    return sanitizeInput(u8aToU8a(_value));
-  }
-
-  return _value.length === 0
-    ? EMPTY_METADATA
-    : _value;
+function toU8a (value: Uint8Array | string = EMPTY_U8A): Uint8Array {
+  return isHex(value)
+    ? toU8a(u8aToU8a(value))
+    : isU8a(value) && value.length === 0
+      ? EMPTY_METADATA
+      : value;
 }
 
-function decodeMetadata (registry: Registry, _value?: Uint8Array | string): MetadataVersioned {
-  const value = sanitizeInput(_value);
-  const version = value[VERSION_IDX];
+function decodeMetadata (registry: Registry, _value?: Uint8Array | string | Map<string, unknown> | Record<string, unknown>): MetadataVersioned {
+  if (!_value || isU8a(_value) || isHex(_value)) {
+    const value = toU8a(_value);
+    const version = value[VERSION_IDX];
 
-  try {
-    return new MetadataVersioned(registry, value);
-  } catch (error) {
-    // This is an f-ing hack as a follow-up to another ugly hack
-    // https://github.com/polkadot-js/api/commit/a9211690be6b68ad6c6dad7852f1665cadcfa5b2
-    // when we fail on V9, try to re-parse it as v10... yes... HACK
-    if (version === 9) {
-      value[VERSION_IDX] = 10;
+    try {
+      return new MetadataVersioned(registry, value);
+    } catch (error) {
+      // This is an f-ing hack as a follow-up to another ugly hack
+      // https://github.com/polkadot-js/api/commit/a9211690be6b68ad6c6dad7852f1665cadcfa5b2
+      // when we fail on V9, try to re-parse it as v10... yes... HACK
+      if (version === 9) {
+        value[VERSION_IDX] = 10;
 
-      return decodeMetadata(registry, value);
+        return decodeMetadata(registry, value);
+      }
+
+      throw error;
     }
-
-    throw error;
   }
+
+  return new MetadataVersioned(registry, _value);
 }
 
 /**
@@ -50,7 +52,7 @@ function decodeMetadata (registry: Registry, _value?: Uint8Array | string): Meta
  * The versioned runtime metadata as a decoded structure
  */
 export class Metadata extends MetadataVersioned {
-  constructor (registry: Registry, value?: Uint8Array | string) {
+  constructor (registry: Registry, value?: Uint8Array | string | Map<string, unknown> | Record<string, unknown>) {
     super(registry, decodeMetadata(registry, value));
   }
 }

packages/metadata/src/decorate/constants/index.spec.ts

@@ -17,7 +17,7 @@ function init (meta: string): [Constants, TypeRegistry] {
 
   registry.setMetadata(metadata);
 
-  return [decorateConstants(registry, metadata.asLatest), registry];
+  return [decorateConstants(registry, metadata.asLatest, 12), registry];
 }
 
 describe('decorateConstants', (): void => {

packages/metadata/src/decorate/constants/index.ts

@@ -8,7 +8,8 @@ import type { ConstantCodec, Constants, ModuleConstants } from '../types';
 import { hexToU8a, stringCamelCase } from '@polkadot/util';
 
 /** @internal */
-export function decorateConstants (registry: Registry, { modules }: MetadataLatest): Constants {
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+export function decorateConstants (registry: Registry, { modules }: MetadataLatest, _metaVersion: number): Constants {
   return modules.reduce((result: Constants, { constants, name }): Constants => {
     if (constants.isEmpty) {
       return result;

packages/metadata/src/decorate/index.spec.ts

@@ -46,7 +46,7 @@ describe('Decorated', () => {
   });
 
   it('should return constants with the correct type and value', (): void => {
-    const consts = decorateConstants(registry, metadata.asLatest);
+    const consts = decorateConstants(registry, metadata.asLatest, metadata.version);
 
     expect(consts.democracy.cooloffPeriod).toBeInstanceOf(registry.createClass('BlockNumber'));
     expect(consts.democracy.cooloffPeriod.toHex()).toEqual('0x000c4e00');

packages/metadata/src/decorate/index.ts

@@ -20,13 +20,14 @@ export function expandMetadata (registry: Registry, metadata: Metadata): Decorat
   assert(metadata instanceof Metadata, 'You need to pass a valid Metadata instance to Decorated');
 
   const latest = metadata.asLatest;
+  const version = metadata.version;
 
   return {
-    consts: decorateConstants(registry, latest),
-    errors: decorateErrors(registry, latest, metadata.version),
-    events: decorateEvents(registry, latest, metadata.version),
-    query: decorateStorage(registry, latest, metadata.version),
-    tx: decorateExtrinsics(registry, latest, metadata.version)
+    consts: decorateConstants(registry, latest, version),
+    errors: decorateErrors(registry, latest, version),
+    events: decorateEvents(registry, latest, version),
+    query: decorateStorage(registry, latest, version),
+    tx: decorateExtrinsics(registry, latest, version)
   };
 }
 

packages/metadata/src/decorate/storage/createFunction.spec.ts

@@ -28,7 +28,7 @@ describe('createFunction', (): void => {
       method: 'NextKeys',
       prefix: 'Session',
       section: 'session'
-    }, { metaVersion: 9 });
+    }, {});
 
     expect(
       u8aToHex(

packages/metadata/src/decorate/storage/createFunction.ts

@@ -8,16 +8,15 @@ import type { Codec, Registry } from '@polkadot/types/types';
 import BN from 'bn.js';
 
 import { Raw } from '@polkadot/types/codec';
-import { StorageKey } from '@polkadot/types/primitive';
-import { assert, compactAddLength, compactStripLength, isNull, isUndefined, stringLowerFirst, u8aConcat } from '@polkadot/util';
+import { StorageKey, Type } from '@polkadot/types/primitive';
+import { assert, compactAddLength, compactStripLength, isNull, isUndefined, stringCamelCase, stringify, stringLowerFirst, u8aConcat, u8aToU8a } from '@polkadot/util';
 import { xxhashAsU8a } from '@polkadot/util-crypto';
 
-import { getHasher, HasherFunction } from './getHasher';
+import { getHasher } from './getHasher';
 
 export interface CreateItemOptions {
   key?: string;
-  metaVersion: number;
-  skipHashing?: boolean; // We don't hash the keys defined in ./substrate.ts
+  skipHashing?: boolean;
 }
 
 export interface CreateItemFn {
@@ -34,81 +33,35 @@ interface IterFn {
 
 type CreateArgType = boolean | string | number | null | BN | BigInt | Uint8Array | Codec;
 
-const EMPTY_U8A = new Uint8Array([]);
-const NULL_HASHER = (value: Uint8Array): Uint8Array => value;
+type U8aHasher = (input: Uint8Array) => Uint8Array;
 
-// get the hashers, the base (and  in the case of DoubleMap), the second key
-/** @internal */
-function getHashers ({ meta: { type } }: CreateItemFn): [HasherFunction, HasherFunction?] {
-  if (type.isDoubleMap) {
-    return [
-      getHasher(type.asDoubleMap.hasher),
-      getHasher(type.asDoubleMap.key2Hasher)
-    ];
-  } else if (type.isMap) {
-    return [getHasher(type.asMap.hasher)];
-  }
-
-  // the default
-  return [getHasher()];
-}
-
-// create a base prefixed key
-/** @internal */
 function createPrefixedKey ({ method, prefix }: CreateItemFn): Uint8Array {
   return u8aConcat(xxhashAsU8a(prefix, 128), xxhashAsU8a(method, 128));
 }
 
-// create a key for a DoubleMap type
-/** @internal */
-function createKeyDoubleMap (registry: Registry, itemFn: CreateItemFn, args: [CreateArgType, CreateArgType], [hasher1, hasher2]: [HasherFunction, HasherFunction?]): Uint8Array {
-  const { meta: { name, type } } = itemFn;
+function createKey (registry: Registry, itemFn: CreateItemFn, keys: Type[], hashers: U8aHasher[], args: CreateArgType[]): Uint8Array {
+  const { method, section } = itemFn;
 
-  // since we are passing an almost-unknown through, trust, but verify
-  assert(Array.isArray(args) && !isUndefined(args[0]) && !isNull(args[0]) && !isUndefined(args[1]) && !isNull(args[1]), () => `${(name || 'unknown').toString()} is a DoubleMap and requires two arguments`);
-
-  // if this fails, we have bigger issues
-  assert(!isUndefined(hasher2), '2 hashing functions should be defined for DoubleMaps');
-
-  const [key1, key2] = args;
-  const map = type.asDoubleMap;
-  const val1 = registry.createType(map.key1.toString() as 'Raw', key1).toU8a();
-  const val2 = registry.createType(map.key2.toString() as 'Raw', key2).toU8a();
+  assert(Array.isArray(args) && args.length === keys.length, () => `Call to ${stringCamelCase(section || 'unknown')}.${stringCamelCase(method || 'unknown')} needs ${keys.length} arguments, found ${stringify(args)}`);
 
   // as per createKey, always add the length prefix (underlying it is Bytes)
-  return compactAddLength(u8aConcat(
-    createPrefixedKey(itemFn),
-    hasher1(val1),
-    hasher2(val2)
-  ));
-}
+  return compactAddLength(
+    u8aConcat(
+      createPrefixedKey(itemFn),
+      ...keys.map((type, index): Uint8Array => {
+        const arg = args[index];
 
-// create a key for either a map or a plain value
-/** @internal */
-function createKey (registry: Registry, itemFn: CreateItemFn, arg: CreateArgType, hasher: (value: Uint8Array) => Uint8Array): Uint8Array {
-  const { meta: { name, type } } = itemFn;
-  let param: Uint8Array = EMPTY_U8A;
+        assert(!isUndefined(arg) && !isNull(arg), () => `Call to ${stringCamelCase(section || 'unknown')}.${stringCamelCase(method || 'unknown')} has a null or undefined argument at position ${index}`);
 
-  if (type.isMap) {
-    const map = type.asMap;
-
-    assert(!isUndefined(arg) && !isNull(arg), () => `${name.toString()} is a Map and requires one argument`);
-
-    param = registry.createType(map.key.toString() as 'Raw', arg).toU8a();
-  }
-
-  // StorageKey is a Bytes, so is length-prefixed
-  return compactAddLength(u8aConcat(
-    createPrefixedKey(itemFn),
-    param.length
-      ? hasher(param)
-      : EMPTY_U8A
-  ));
+        return hashers[index](registry.createType(type.toString() as 'Raw', arg).toU8a());
+      })
+    )
+  );
 }
 
 // attach the metadata to expand to a StorageFunction
 /** @internal */
-function expandWithMeta ({ meta, method, prefix, section }: CreateItemFn, _storageFn: (arg?: CreateArgType | [CreateArgType?, CreateArgType?]) => Uint8Array): StorageEntry {
+function expandWithMeta ({ meta, method, prefix, section }: CreateItemFn, _storageFn: (arg?: CreateArgType | CreateArgType[]) => Uint8Array): StorageEntry {
   const storageFn = _storageFn as StorageEntry;
 
   storageFn.meta = meta;
@@ -177,16 +130,19 @@ function extendPrefixedMap (registry: Registry, itemFn: CreateItemFn, storageFn:
 /** @internal */
 export function createFunction (registry: Registry, itemFn: CreateItemFn, options: CreateItemOptions): StorageEntry {
   const { meta: { type } } = itemFn;
-  const [hasher, key2Hasher] = getHashers(itemFn);
 
   // Can only have zero or one argument:
   //   - storage.system.account(address)
   //   - storage.timestamp.blockPeriod()
-  // For doublemap queries the params is passed in as an tuple, [key1, key2]
-  const storageFn = expandWithMeta(itemFn, (arg?: CreateArgType | [CreateArgType?, CreateArgType?]): Uint8Array =>
+  // For higher-map queries the params are passed in as an tuple, [key1, key2]
+  const storageFn = expandWithMeta(itemFn, (arg?: CreateArgType | CreateArgType[]) =>
     type.isDoubleMap
-      ? createKeyDoubleMap(registry, itemFn, arg as [CreateArgType, CreateArgType], [hasher, key2Hasher])
-      : createKey(registry, itemFn, arg as CreateArgType, options.skipHashing ? NULL_HASHER : hasher)
+      ? createKey(registry, itemFn, [type.asDoubleMap.key1, type.asDoubleMap.key2], [getHasher(type.asDoubleMap.hasher), getHasher(type.asDoubleMap.key2Hasher)], arg as CreateArgType[])
+      : type.isMap
+        ? createKey(registry, itemFn, [type.asMap.key], [getHasher(type.asMap.hasher)], [arg as CreateArgType])
+        : options.skipHashing
+          ? compactAddLength(u8aToU8a(options.key))
+          : createKey(registry, itemFn, [], [], [])
   );
 
   if (type.isMap || type.isDoubleMap) {
@@ -194,7 +150,8 @@ export function createFunction (registry: Registry, itemFn: CreateItemFn, option
   }
 
   storageFn.keyPrefix = (arg?: any): Uint8Array =>
-    (storageFn.iterKey && storageFn.iterKey(arg)) || compactStripLength(storageFn())[1];
+    (storageFn.iterKey && storageFn.iterKey(arg)) ||
+    compactStripLength(storageFn())[1];
 
   return storageFn;
 }

packages/metadata/src/decorate/storage/getHasher.ts

@@ -31,6 +31,6 @@ const HASHERS: Record<keyof typeof AllHashers, HasherFunction> = {
 };
 
 /** @internal */
-export function getHasher (hasher?: StorageHasher): HasherFunction {
-  return HASHERS[hasher?.type as 'Identity'] || DEFAULT_FN;
+export function getHasher (hasher: StorageHasher): HasherFunction {
+  return HASHERS[hasher.type as 'Identity'] || DEFAULT_FN;
 }

packages/metadata/src/decorate/storage/getStorage.spec.ts

@@ -2,19 +2,21 @@
 // SPDX-License-Identifier: Apache-2.0
 
 import { TypeRegistry } from '@polkadot/types/create';
+import { compactAddLength, u8aToU8a } from '@polkadot/util';
 
 import { getStorage } from './getStorage';
 
 describe('getSorage', (): void => {
   const registry = new TypeRegistry();
-  const storage = getStorage(registry, 8);
+  const storage = getStorage(registry);
 
   it('should return well known keys', (): void => {
     expect(typeof storage.substrate).toBe('object');
 
+    expect(storage.substrate.code()).toEqual(compactAddLength(u8aToU8a(':code')));
+
     expect(storage.substrate.changesTrieConfig).toBeTruthy();
     expect(storage.substrate.childStorageKeyPrefix).toBeTruthy();
-    expect(storage.substrate.code).toBeTruthy();
     expect(storage.substrate.extrinsicIndex).toBeTruthy();
     expect(storage.substrate.heapPages).toBeTruthy();
   });

packages/metadata/src/decorate/storage/getStorage.ts

@@ -8,12 +8,12 @@ import type { Storage } from '../types';
 import { substrate } from './substrate';
 
 /** @internal */
-export function getStorage (registry: Registry, metaVersion: number): Storage {
+export function getStorage (registry: Registry): Storage {
   return {
     substrate: Object
       .entries(substrate)
       .reduce((storage: Record<string, StorageEntry>, [key, fn]): Record<string, StorageEntry> => {
-        (storage as Record<string, unknown>)[key] = fn(registry, metaVersion);
+        (storage as Record<string, unknown>)[key] = fn(registry);
 
         return storage;
       }, {})

packages/metadata/src/decorate/storage/index.spec.ts

@@ -21,7 +21,11 @@ describe('decorateStorage', (): void => {
     const query = decorateStorage(registry, metadata.asLatest, metadata.version);
 
     it('should throw if the storage function expects an argument', (): void => {
-      expect(() => query.balances.account()).toThrowError(/requires one argument/);
+      expect(() => query.balances.account()).toThrowError('Call to balances.account has a null or undefined argument at position 0');
+    });
+
+    it('should throw if the storage function expects multiple arguments', (): void => {
+      expect(() => query.staking.erasStakers([1])).toThrowError('Call to staking.erasStakers needs 2 arguments, found [1]');
     });
 
     it('should return a value if the storage function does not expect an argument', (): void => {

packages/metadata/src/decorate/storage/index.ts

@@ -11,7 +11,8 @@ import { createFunction } from './createFunction';
 import { getStorage } from './getStorage';
 
 /** @internal */
-export function decorateStorage (registry: Registry, { modules }: MetadataLatest, metaVersion: number): Storage {
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+export function decorateStorage (registry: Registry, { modules }: MetadataLatest, _metaVersion: number): Storage {
   return modules.reduce((result: Storage, moduleMetadata): Storage => {
     if (moduleMetadata.storage.isNone) {
       return result;
@@ -31,11 +32,11 @@ export function decorateStorage (registry: Registry, { modules }: MetadataLatest
         method,
         prefix,
         section
-      }, { metaVersion });
+      }, {});
 
       return newModule;
     }, {} as ModuleStorage);
 
     return result;
-  }, { ...getStorage(registry, metaVersion) });
+  }, { ...getStorage(registry) });
 }

packages/metadata/src/decorate/storage/substrate.spec.ts

@@ -0,0 +1,19 @@
+// Copyright 2017-2021 @polkadot/metadata authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import { TypeRegistry } from '@polkadot/types/create';
+import { compactAddLength, u8aToU8a } from '@polkadot/util';
+
+import { substrate } from './substrate';
+
+const registry = new TypeRegistry();
+
+describe('substrate', (): void => {
+  it('creates a well-known :code key', (): void => {
+    expect(
+      substrate.code(registry)()
+    ).toEqual(
+      compactAddLength(u8aToU8a(':code'))
+    );
+  });
+});

packages/metadata/src/decorate/storage/substrate.ts

@@ -12,23 +12,24 @@ interface SubstrateMetadata {
   type: string;
 }
 
-type Creator = (registry: Registry, metaVersion: number) => StorageEntry;
+type Creator = (registry: Registry) => StorageEntry;
 
 // Small helper function to factorize code on this page.
 /** @internal */
-function createRuntimeFunction (method: string, key: string, { documentation, type }: SubstrateMetadata): (registry: Registry, metaVersion: number) => StorageEntry {
-  return (registry: Registry, metaVersion: number): StorageEntry =>
+function createRuntimeFunction (method: string, key: string, { documentation, type }: SubstrateMetadata): (registry: Registry) => StorageEntry {
+  return (registry: Registry): StorageEntry =>
     createFunction(registry, {
       meta: {
         documentation: registry.createType('Vec<Text>', [documentation]),
         modifier: registry.createType('StorageEntryModifierLatest', 1), // required
+        name: registry.createType('Text', method),
         toJSON: (): any => key,
         type: registry.createType('StorageEntryTypeLatest', type, 0)
       } as StorageEntryMetadataLatest,
       method,
       prefix: 'Substrate',
       section: 'substrate'
-    }, { key, metaVersion, skipHashing: true });
+    }, { key, skipHashing: true });
 }
 
 export const substrate: Record<string, Creator> = {

packages/metadata/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/metadata', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/metadata', version: '4.8.1' };

packages/metadata/src/util/flattenUniq.ts

@@ -4,16 +4,16 @@
 type Types = string | Types[];
 
 /** @internal */
-export function flattenUniq (list: Types[]): string[] {
-  const flat = list.reduce((result: string[], entry): string[] => {
-    return result.concat(
-      Array.isArray(entry)
-        ? flattenUniq(entry)
-        : entry
-    );
-  }, []);
+export function flattenUniq (list: Types[], start: string[] = []): string[] {
+  return [...new Set(
+    list.reduce((result: string[], entry): string[] => {
+      if (Array.isArray(entry)) {
+        return flattenUniq(entry, result);
+      }
 
-  return [...new Set(flat)]
-    .filter((value: string) => value)
-    .sort();
+      result.push(entry);
+
+      return result;
+    }, start)
+  )];
 }

packages/metadata/src/util/getUniqTypes.ts

@@ -28,12 +28,7 @@ type Item = {
   };
 } & Codec;
 
-type Storage = Option<Vec<Item> | {
-  // v0
-  functions?: Vec<Item>;
-  // V7+
-  items?: Vec<Item>;
-} & Codec>;
+type Storage = Option<{ items: Vec<Item> } & Codec>;
 
 type Call = { args: Vec<Arg> } & Codec;
 
@@ -44,12 +39,6 @@ type Event = { args: Vec<Type> } & Codec;
 type Events = Option<Vec<Event>>;
 
 type Module = {
-  // V0
-  module?: {
-    call: {
-      functions: Vec<Call>;
-    };
-  };
   // V1+
   calls?: Calls;
   // V6+
@@ -60,30 +49,25 @@ type Module = {
 
 interface ExtractionMetadata {
   modules: Vec<Module>;
-
-  // V0
-  outerEvent?: {
-    events: Vec<[Text, Vec<Event>] & Codec>;
-  };
 }
 
 /** @internal */
 function unwrapCalls (mod: Module): Call[] {
   return mod.calls
     ? mod.calls.unwrapOr([])
-    // V0
-    : mod.module
-      ? mod.module.call.functions
-      : [];
+    : [];
+}
+
+/** @internal */
+function typeToString ({ type }: Arg): string {
+  return type.toString();
 }
 
 /** @internal */
 function getCallNames ({ modules }: ExtractionMetadata): string[][][] {
   return modules.map((mod): string[][] =>
     unwrapCalls(mod).map(({ args }): string[] =>
-      args.map((arg): string =>
-        arg.type.toString()
-      )
+      args.map(typeToString)
     )
   );
 }
@@ -91,90 +75,61 @@ function getCallNames ({ modules }: ExtractionMetadata): string[][][] {
 /** @internal */
 function getConstantNames ({ modules }: ExtractionMetadata): string[][] {
   return modules.map(({ constants }): string[] =>
-    constants
-      ? constants.map((constant): string =>
-        constant.type.toString()
-      )
-      : []
+    (constants || []).map(typeToString)
   );
 }
 
 /** @internal */
 function unwrapEvents (events?: Events): Event[] {
-  if (!events) {
-    return [];
-  }
-
-  return events.unwrapOr([]);
+  return events
+    ? events.unwrapOr([])
+    : [];
 }
 
 /** @internal */
-function getEventNames ({ modules, outerEvent }: ExtractionMetadata): string[][][] {
-  const mapArg = ({ args }: Event): string[] =>
-    args.map((arg): string =>
-      arg.toString()
-    );
-
-  // V0
-  if (outerEvent) {
-    return outerEvent.events.map(([, events]): string[][] =>
-      events.map(mapArg)
-    );
-  }
-
-  // V1+
+function getEventNames ({ modules }: ExtractionMetadata): string[][][] {
   return modules.map(({ events }): string[][] =>
-    unwrapEvents(events).map(mapArg)
+    unwrapEvents(events).map(({ args }: Event): string[] =>
+      args.map((a) => a.toString())
+    )
   );
 }
 
 /** @internal */
 function unwrapStorage (storage?: Storage): Item[] {
-  if (!storage) {
-    return [];
-  }
-
-  const data = storage.unwrapOr([]);
-
-  return Array.isArray(data)
-    ? data
-    : (data.items || data.functions) as Item[];
+  return storage
+    ? storage.unwrapOr({ items: [] }).items
+    : [];
 }
 
 /** @internal */
 function getStorageNames ({ modules }: ExtractionMetadata): string[][][] {
   return modules.map(({ storage }): string[][] =>
-    unwrapStorage(storage).map(({ type }): string[] => {
-      if (type.isDoubleMap && type.asDoubleMap) {
-        return [
+    unwrapStorage(storage).map(({ type }) =>
+      type.isDoubleMap && type.asDoubleMap
+        ? [
           type.asDoubleMap.key1.toString(),
           type.asDoubleMap.key2.toString(),
           type.asDoubleMap.value.toString()
-        ];
-      } else if (type.isMap) {
-        return [
-          type.asMap.key.toString(),
-          type.asMap.value.toString()
-        ];
-      } else {
-        return [
-          type.asPlain.toString()
-        ];
-      }
-    })
+        ]
+        : type.isMap
+          ? [
+            type.asMap.key.toString(),
+            type.asMap.value.toString()
+          ]
+          : [
+            type.asPlain.toString()
+          ]
+    )
   );
 }
 
 /** @internal */
 export function getUniqTypes (registry: Registry, meta: ExtractionMetadata, throwError: boolean): string[] {
-  const types = flattenUniq([
+  return validateTypes(registry, throwError, flattenUniq([
     getCallNames(meta),
     getConstantNames(meta),
     getEventNames(meta),
     getStorageNames(meta)
-  ]);
-
-  validateTypes(registry, types, throwError);
-
-  return types;
+  ]));
 }

packages/metadata/src/util/validateTypes.ts

@@ -11,8 +11,10 @@ import { flattenUniq } from './flattenUniq';
 const l = logger('metadata');
 
 /** @internal */
-export function validateTypes (registry: Registry, types: string[], throwError: boolean): void {
-  const missing = flattenUniq(extractTypes(types)).filter((type) => !registry.hasType(type));
+export function validateTypes (registry: Registry, throwError: boolean, types: string[]): string[] {
+  const missing = flattenUniq(extractTypes(types))
+    .filter((type) => !registry.hasType(type))
+    .sort();
 
   if (missing.length !== 0) {
     const message = `Unknown types found, no types for ${missing.join(', ')}`;
@@ -23,4 +25,6 @@ export function validateTypes (registry: Registry, types: string[], throwError:
       l.warn(message);
     }
   }
+
+  return types;
 }

packages/metadata/src/v12/static-substrate.json

@@ -6917,6 +6917,12 @@
               "documentation": [
                 " No proposal or bounty at that index."
               ]
+            },
+            {
+              "name": "TooManyApprovals",
+              "documentation": [
+                " Too many approvals in the queue."
+              ]
             }
           ],
           "index": 17

packages/rpc-core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-core",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
@@ -19,10 +19,10 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-core#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/metadata": "4.7.2",
-    "@polkadot/rpc-provider": "4.7.2",
-    "@polkadot/types": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/metadata": "4.8.1",
+    "@polkadot/rpc-provider": "4.8.1",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/x-rxjs": "^6.3.1"
   },

packages/rpc-core/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/rpc-core', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/rpc-core', version: '4.8.1' };

packages/rpc-provider/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/rpc-provider",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Transport providers for the API",
   "main": "index.js",
@@ -19,8 +19,8 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-provider#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/types": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/util-crypto": "^6.3.1",
     "@polkadot/x-fetch": "^6.3.1",
@@ -31,7 +31,7 @@
   },
   "devDependencies": {
     "@polkadot/keyring": "^6.3.1",
-    "@polkadot/metadata": "4.7.2",
+    "@polkadot/metadata": "4.8.1",
     "mock-socket": "^9.0.3",
     "nock": "^13.0.11"
   }

packages/rpc-provider/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/rpc-provider', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/rpc-provider', version: '4.8.1' };

packages/rpc-provider/src/ws/index.ts

@@ -32,7 +32,7 @@ interface WsStateSubscription extends SubscriptionHandler {
   params: any[];
 }
 
-const ALIASSES: { [index: string]: string } = {
+const ALIASES: { [index: string]: string } = {
   chain_finalisedHead: 'chain_finalizedHead',
   chain_subscribeFinalisedHeads: 'chain_subscribeFinalizedHeads',
   chain_unsubscribeFinalisedHeads: 'chain_unsubscribeFinalizedHeads'
@@ -225,7 +225,6 @@ export class WsProvider implements ProviderInterface {
 
       // 1000 - Normal closure; the connection successfully completed
       this.#websocket.close(1000);
-      this.#websocket = null;
     } catch (error) {
       l.error(error);
 
@@ -351,9 +350,19 @@ export class WsProvider implements ProviderInterface {
     }
 
     this.#isConnected = false;
+
+    if (this.#websocket) {
+      this.#websocket.onclose = null;
+      this.#websocket.onerror = null;
+      this.#websocket.onmessage = null;
+      this.#websocket.onopen = null;
+      this.#websocket = null;
+    }
+
     this.#emit('disconnected');
+
     // reject all hanging requests
-    eraseRecord(this.#handlers, (handler) => handler.callback(error, undefined));
+    eraseRecord(this.#handlers, (h) => h.callback(error, undefined));
     eraseRecord(this.#waitingForId);
 
     if (this.#autoConnectMs > 0) {
@@ -419,7 +428,7 @@ export class WsProvider implements ProviderInterface {
   }
 
   #onSocketMessageSubscribe = (response: JsonRpcResponse): void => {
-    const method = ALIASSES[response.method as string] || response.method || 'invalid';
+    const method = ALIASES[response.method as string] || response.method || 'invalid';
     const subId = `${method}::${response.params.subscription}`;
     const handler = this.#subscriptions[subId];
 

packages/typegen/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/typegen",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Type generation scripts",
   "main": "index.js",
@@ -26,13 +26,13 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/typegen#readme",
   "dependencies": {
-    "@babel/core": "^7.13.16",
+    "@babel/core": "^7.14.0",
     "@babel/register": "^7.13.16",
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/api": "4.7.2",
-    "@polkadot/metadata": "4.7.2",
-    "@polkadot/rpc-provider": "4.7.2",
-    "@polkadot/types": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/api": "4.8.1",
+    "@polkadot/metadata": "4.8.1",
+    "@polkadot/rpc-provider": "4.8.1",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "handlebars": "^4.7.7",
     "websocket": "^1.0.34",

packages/typegen/src/metadataMd.ts

@@ -195,7 +195,7 @@ function addConstants (metadata: MetadataLatest): string {
 
 /** @internal */
 function addStorage (metadata: MetadataLatest): string {
-  const { substrate } = getSubstrateStorage(metadata.registry, 12);
+  const { substrate } = getSubstrateStorage(metadata.registry);
   const moduleSections = metadata.modules
     .sort(sortByName)
     .filter((moduleMetadata) => !moduleMetadata.storage.isNone)

packages/typegen/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/typegen', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/typegen', version: '4.8.1' };

packages/types-known/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/types-known",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
   "main": "index.js",
@@ -19,9 +19,9 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/types-known#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
+    "@babel/runtime": "^7.14.0",
     "@polkadot/networks": "^6.3.1",
-    "@polkadot/types": "4.7.2",
+    "@polkadot/types": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "bn.js": "^4.11.9"
   },

packages/types-known/src/modules.ts

@@ -72,12 +72,6 @@ const typesModules: Record<string, OverrideModuleType> = {
   },
   treasury: {
     Proposal: 'TreasuryProposal'
-  },
-  xcm: {
-    Outcome: 'XcmOutcome'
-  },
-  xcmPallet: {
-    Outcome: 'XcmOutcome'
   }
 };
 

packages/types-known/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/types-known', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/types-known', version: '4.8.1' };

packages/types-known/src/upgrades/polkadot.ts

@@ -8,7 +8,7 @@ const upgrades: ChainUpgradesRaw = [
   [244358, 8], [303079, 9], [314201, 10], [342400, 11], [443963, 12],
   [528470, 13], [687751, 14], [746085, 15], [787923, 16], [799302, 17],
   [1205128, 18], [1603423, 23], [1733218, 24], [2005673, 25], [2436698, 26],
-  [3613564, 27], [3899547, 28], [4345767, 29]
+  [3613564, 27], [3899547, 28], [4345767, 29], [4876134, 30]
 ];
 
 export default upgrades;

packages/types/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@polkadot/types",
-  "version": "4.7.2",
+  "version": "4.8.1",
   "type": "module",
   "description": "Implementation of the Parity codec",
   "main": "index.js",
@@ -19,8 +19,8 @@
   "bugs": "https://github.com/polkadot-js/api/issues",
   "homepage": "https://github.com/polkadot-js/api/tree/master/packages/types#readme",
   "dependencies": {
-    "@babel/runtime": "^7.13.17",
-    "@polkadot/metadata": "4.7.2",
+    "@babel/runtime": "^7.14.0",
+    "@polkadot/metadata": "4.8.1",
     "@polkadot/util": "^6.3.1",
     "@polkadot/util-crypto": "^6.3.1",
     "@polkadot/x-rxjs": "^6.3.1",

packages/types/src/augment/registry.ts

@@ -54,7 +54,7 @@ import type { Bounty, BountyIndex, BountyStatus, BountyStatusActive, BountyStatu
 import type { Multiplier } from '@polkadot/types/interfaces/txpayment';
 import type { Multisig, Timepoint } from '@polkadot/types/interfaces/utility';
 import type { VestingInfo } from '@polkadot/types/interfaces/vesting';
-import type { AccountId32Junction, AccountIndex64Junction, AccountKey20Junction, AssetInstance, BodyId, BodyPart, BodyPartAtLeastProportion, BodyPartFraction, BodyPartMoreThanProportion, DoubleEncodedCall, Junction, MultiAsset, MultiAssetAbstractFungible, MultiAssetAbstractNonFungible, MultiAssetConcreteFungible, MultiAssetConcreteNonFungible, MultiLocation, NetworkId, PluralityJunction, VersionedMultiAsset, VersionedMultiLocation, VersionedXcm, Xcm, XcmAssetEffects, XcmError, XcmHrmpChannelAccepted, XcmHrmpChannelClosing, XcmHrmpNewChannelOpenRequest, XcmOrder, XcmOrderBuyExecution, XcmOrderDepositAsset, XcmOrderDepositReserveAsset, XcmOrderExchangeAsset, XcmOrderInitiateReserveWithdraw, XcmOrderInitiateTeleport, XcmOrderQueryHolding, XcmOriginKind, XcmOutcome, XcmQueryResponse, XcmRelayedFrom, XcmReserveAssetDeposit, XcmResponse, XcmTeleportAsset, XcmTransact, XcmTransferAsset, XcmTransferReserveAsset, XcmWithdrawAsset } from '@polkadot/types/interfaces/xcm';
+import type { AccountId32Junction, AccountIndex64Junction, AccountKey20Junction, AssetInstance, BodyId, BodyPart, BodyPartAtLeastProportion, BodyPartFraction, BodyPartMoreThanProportion, DoubleEncodedCall, Junction, MultiAsset, MultiAssetAbstractFungible, MultiAssetAbstractNonFungible, MultiAssetConcreteFungible, MultiAssetConcreteNonFungible, MultiLocation, NetworkId, Outcome, PluralityJunction, VersionedMultiAsset, VersionedMultiLocation, VersionedXcm, Xcm, XcmAssetEffects, XcmError, XcmHrmpChannelAccepted, XcmHrmpChannelClosing, XcmHrmpNewChannelOpenRequest, XcmOrder, XcmOrderBuyExecution, XcmOrderDepositAsset, XcmOrderDepositReserveAsset, XcmOrderExchangeAsset, XcmOrderInitiateReserveWithdraw, XcmOrderInitiateTeleport, XcmOrderQueryHolding, XcmOriginKind, XcmQueryResponse, XcmRelayedFrom, XcmReserveAssetDeposit, XcmResponse, XcmTeleportAsset, XcmTransact, XcmTransferAsset, XcmTransferReserveAsset, XcmWithdrawAsset } from '@polkadot/types/interfaces/xcm';
 
 declare module '@polkadot/types/types/registry' {
   export interface InterfaceTypes {
@@ -609,6 +609,7 @@ declare module '@polkadot/types/types/registry' {
     'Option<Origin>': Option<Origin>;
     'Option<OriginCaller>': Option<OriginCaller>;
     'Option<OutboundHrmpMessage>': Option<OutboundHrmpMessage>;
+    'Option<Outcome>': Option<Outcome>;
     'Option<Owner>': Option<Owner>;
     'Option<PalletId>': Option<PalletId>;
     'Option<PalletsOrigin>': Option<PalletsOrigin>;
@@ -929,7 +930,6 @@ declare module '@polkadot/types/types/registry' {
     'Option<XcmOrderInitiateTeleport>': Option<XcmOrderInitiateTeleport>;
     'Option<XcmOrderQueryHolding>': Option<XcmOrderQueryHolding>;
     'Option<XcmOriginKind>': Option<XcmOriginKind>;
-    'Option<XcmOutcome>': Option<XcmOutcome>;
     'Option<XcmQueryResponse>': Option<XcmQueryResponse>;
     'Option<XcmRelayedFrom>': Option<XcmRelayedFrom>;
     'Option<XcmReserveAssetDeposit>': Option<XcmReserveAssetDeposit>;
@@ -1403,6 +1403,7 @@ declare module '@polkadot/types/types/registry' {
     'Vec<Origin>': Vec<Origin>;
     'Vec<OriginCaller>': Vec<OriginCaller>;
     'Vec<OutboundHrmpMessage>': Vec<OutboundHrmpMessage>;
+    'Vec<Outcome>': Vec<Outcome>;
     'Vec<Owner>': Vec<Owner>;
     'Vec<PalletId>': Vec<PalletId>;
     'Vec<PalletsOrigin>': Vec<PalletsOrigin>;
@@ -1723,7 +1724,6 @@ declare module '@polkadot/types/types/registry' {
     'Vec<XcmOrderInitiateTeleport>': Vec<XcmOrderInitiateTeleport>;
     'Vec<XcmOrderQueryHolding>': Vec<XcmOrderQueryHolding>;
     'Vec<XcmOriginKind>': Vec<XcmOriginKind>;
-    'Vec<XcmOutcome>': Vec<XcmOutcome>;
     'Vec<XcmQueryResponse>': Vec<XcmQueryResponse>;
     'Vec<XcmRelayedFrom>': Vec<XcmRelayedFrom>;
     'Vec<XcmReserveAssetDeposit>': Vec<XcmReserveAssetDeposit>;
@@ -2197,6 +2197,7 @@ declare module '@polkadot/types/types/registry' {
     Origin: Origin;
     OriginCaller: OriginCaller;
     OutboundHrmpMessage: OutboundHrmpMessage;
+    Outcome: Outcome;
     Owner: Owner;
     PalletId: PalletId;
     PalletsOrigin: PalletsOrigin;
@@ -2517,7 +2518,6 @@ declare module '@polkadot/types/types/registry' {
     XcmOrderInitiateTeleport: XcmOrderInitiateTeleport;
     XcmOrderQueryHolding: XcmOrderQueryHolding;
     XcmOriginKind: XcmOriginKind;
-    XcmOutcome: XcmOutcome;
     XcmQueryResponse: XcmQueryResponse;
     XcmRelayedFrom: XcmRelayedFrom;
     XcmReserveAssetDeposit: XcmReserveAssetDeposit;

packages/types/src/create/registry.ts

@@ -97,7 +97,7 @@ function injectExtrinsics (registry: Registry, metadata: Metadata, metadataCalls
 // extract additional properties from the metadata
 function extractProperties (registry: Registry, metadata: Metadata): ChainProperties | undefined {
   const original = registry.getChainProperties();
-  const constants = decorateConstants(registry, metadata.asLatest);
+  const constants = decorateConstants(registry, metadata.asLatest, metadata.version);
   const ss58Format = constants.system?.ss58Prefix;
 
   if (!ss58Format) {

packages/types/src/generic/AccountId.spec.ts

@@ -28,7 +28,9 @@ describe('AccountId', (): void => {
 
     it('allows decoding from null', (): void => {
       expect(
-        registry.createType('AccountId', null).eq('5C4hrfjw9DjXZTzV3MwzrrAr9P1MJhSrvWGWqi1eSuyUpnhM')
+        registry
+          .createType('AccountId', null)
+          .eq('5C4hrfjw9DjXZTzV3MwzrrAr9P1MJhSrvWGWqi1eSuyUpnhM')
       ).toBe(true);
     });
   });
@@ -36,9 +38,11 @@ describe('AccountId', (): void => {
   describe('decoding', (): void => {
     const testDecode = (type: string, input: Uint8Array | string | AccountId, expected: string): void =>
       it(`can decode from ${type}`, (): void => {
-        const a = registry.createType('AccountId', input);
-
-        expect(a.toString()).toBe(expected);
+        expect(
+          registry
+            .createType('AccountId', input)
+            .toString()
+        ).toBe(expected);
       });
 
     it('fails with non-32-byte lengths', (): void => {
@@ -75,9 +79,9 @@ describe('AccountId', (): void => {
   describe('encoding', (): void => {
     const testEncode = (to: 'toHex' | 'toJSON' | 'toString' | 'toU8a', expected: Uint8Array | string, input = '5C62W7ELLAAfix9LYrcx5smtcffbhvThkM5x7xfMeYXCtGwF'): void =>
       it(`can encode ${to}`, (): void => {
-        const a = registry.createType('AccountId', input);
-
-        expect(a[to]()).toEqual(expected);
+        expect(
+          registry.createType('AccountId', input)[to]()
+        ).toEqual(expected);
       });
 
     testEncode('toHex', '0x0102030405060708010203040506070801020304050607080102030405060708');
@@ -90,12 +94,34 @@ describe('AccountId', (): void => {
     ]));
 
     it('decodes to a non-empty value', (): void => {
-      expect(registry.createType('AccountId', 'FVU8T5yaAssHAUwo3PnKso7fqNthEqJZGCZgJZSR9cKjWAf').isEmpty).toBe(false);
+      expect(
+        registry
+          .createType('AccountId', 'FVU8T5yaAssHAUwo3PnKso7fqNthEqJZGCZgJZSR9cKjWAf')
+          .isEmpty
+      ).toBe(false);
+    });
+
+    it('encodes a 2-byte key correctly', (): void => {
+      const registry = new TypeRegistry();
+
+      registry.setChainProperties(
+        registry.createType('ChainProperties', {
+          ss58Format: 252
+        })
+      );
+
+      expect(
+        registry
+          .createType('AccountId', '0x5c64f1151f0ce4358c27238fb20c88e7c899825436f565410724c8c2c5add869')
+          .toString()
+      ).toEqual('xw5g1Eec8LT99pZLZMaTWwrwvNtfM6vrSuZeVbtEszCDUwByg');
     });
   });
 
   describe('storage decoding', (): void => {
     it('has the correct entries', (): void => {
+      const registry = new TypeRegistry();
+
       registry.setChainProperties(
         registry.createType('ChainProperties', {
           ss58Format: 2
@@ -103,9 +129,12 @@ describe('AccountId', (): void => {
       );
 
       const data = registry.createType('StorageData', jsonVec.params.result.changes[0][1]);
-      const list = registry.createType('Vec<AccountId>', data).map((accountId) => accountId.toString());
 
-      expect(list).toEqual([
+      expect(
+        registry
+          .createType('Vec<AccountId>', data)
+          .map((accountId) => accountId.toString())
+      ).toEqual([
         'FXmrFbdg2VdG1NttGTx1S6Czbv2SQ7PaD2PfryGBWWgt52i',
         'ELSnAoxwXaRP5i4RPjs6m1K3AGVCfXpt8GjTcrgtxvrAuZv',
         'EaoT1Mn6H3N9Ui3WdiLGTdKgjGChbrpLfnNV5zSLJLhZvgj',

packages/types/src/generic/AccountId.ts

@@ -14,13 +14,13 @@ function decodeAccountId (value?: AnyU8a | AnyString): Uint8Array {
     return new Uint8Array();
   } else if (isU8a(value) || Array.isArray(value)) {
     return u8aToU8a(value);
-  } else if (isHex(value)) {
-    return hexToU8a(value.toString());
   } else if (isString(value)) {
-    return decodeAddress((value as string).toString());
+    return isHex(value)
+      ? hexToU8a(value.toString())
+      : decodeAddress((value as string).toString());
   }
 
-  throw new Error('Unknown type passed to AccountId constructor');
+  throw new Error(`Unknown type passed to AccountId constructor, found typeof ${typeof value}`);
 }
 
 /**

packages/types/src/interfaces/xcm/definitions.ts

@@ -205,7 +205,7 @@ export default {
         BadOrigin: 'Null',
         ExceedsMaxMessageSize: 'Null',
         FailedToTransactAsset: 'Null', // (#[codec(skip)] &'static str),
-        WeightLimitReached: 'Null',
+        WeightLimitReached: 'Weight',
         Wildcard: 'Null',
         TooMuchWeightRequired: 'Null',
         NotHoldingFees: 'Null',
@@ -216,13 +216,6 @@ export default {
         TooExpensive: 'Null'
       }
     },
-    XcmOutcome: {
-      _enum: {
-        Complete: 'Weight',
-        Incomplete: '(Weight, XcmError)',
-        Error: 'XcmError'
-      }
-    },
     MultiLocation: {
       _enum: {
         Null: 'Null',
@@ -236,6 +229,13 @@ export default {
         X8: '(Junction, Junction, Junction, Junction, Junction, Junction, Junction, Junction)'
       }
     },
+    Outcome: {
+      _enum: {
+        Complete: 'Weight',
+        Incomplete: '(Weight, XcmError)',
+        Error: 'XcmError'
+      }
+    },
     VersionedMultiLocation: {
       _enum: {
         V0: 'MultiLocation'

packages/types/src/interfaces/xcm/types.ts

@@ -197,6 +197,16 @@ export interface NetworkId extends Enum {
   readonly isKusama: boolean;
 }
 
+/** @name Outcome */
+export interface Outcome extends Enum {
+  readonly isComplete: boolean;
+  readonly asComplete: Weight;
+  readonly isIncomplete: boolean;
+  readonly asIncomplete: ITuple<[Weight, XcmError]>;
+  readonly isError: boolean;
+  readonly asError: XcmError;
+}
+
 /** @name PluralityJunction */
 export interface PluralityJunction extends Struct {
   readonly id: BodyId;
@@ -274,6 +284,7 @@ export interface XcmError extends Enum {
   readonly isExceedsMaxMessageSize: boolean;
   readonly isFailedToTransactAsset: boolean;
   readonly isWeightLimitReached: boolean;
+  readonly asWeightLimitReached: Weight;
   readonly isWildcard: boolean;
   readonly isTooMuchWeightRequired: boolean;
   readonly isNotHoldingFees: boolean;
@@ -379,16 +390,6 @@ export interface XcmOriginKind extends Enum {
   readonly isXcm: boolean;
 }
 
-/** @name XcmOutcome */
-export interface XcmOutcome extends Enum {
-  readonly isComplete: boolean;
-  readonly asComplete: Weight;
-  readonly isIncomplete: boolean;
-  readonly asIncomplete: ITuple<[Weight, XcmError]>;
-  readonly isError: boolean;
-  readonly asError: XcmError;
-}
-
 /** @name XcmQueryResponse */
 export interface XcmQueryResponse extends Struct {
   readonly queryId: Compact<u64>;

packages/types/src/packageInfo.ts

@@ -3,4 +3,4 @@
 
 // Auto-generated by @polkadot/dev, do not edit
 
-export const packageInfo = { name: '@polkadot/types', version: '4.7.2' };
+export const packageInfo = { name: '@polkadot/types', version: '4.8.1' };

yarn.lock

@@ -50,44 +50,44 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/compat-data@npm:^7.13.11, @babel/compat-data@npm:^7.13.15, @babel/compat-data@npm:^7.13.8":
-  version: 7.13.15
-  resolution: "@babel/compat-data@npm:7.13.15"
-  checksum: 6abe95cbd36e54217cdcc51829e377cf31451ed0a64ff43cc82e0ce728d9e265990c5e079d5c3f9ee0afd49e20d6c90112fe2093ed0699c2ffc62f5172df24fa
+"@babel/compat-data@npm:^7.13.11, @babel/compat-data@npm:^7.13.15, @babel/compat-data@npm:^7.13.8, @babel/compat-data@npm:^7.14.0":
+  version: 7.14.0
+  resolution: "@babel/compat-data@npm:7.14.0"
+  checksum: d2d9de745e7a6f83ddf699865656e9298025bda5d350497845c57af440685723de28e7c1f34315e0028c6ad08bca0173436252ada7ac38eb2227c069d40916dd
   languageName: node
   linkType: hard
 
-"@babel/core@npm:7.13.16, @babel/core@npm:^7.1.0, @babel/core@npm:^7.13.16, @babel/core@npm:^7.7.5":
-  version: 7.13.16
-  resolution: "@babel/core@npm:7.13.16"
+"@babel/core@npm:7.14.0, @babel/core@npm:^7.1.0, @babel/core@npm:^7.14.0, @babel/core@npm:^7.7.5":
+  version: 7.14.0
+  resolution: "@babel/core@npm:7.14.0"
   dependencies:
     "@babel/code-frame": ^7.12.13
-    "@babel/generator": ^7.13.16
+    "@babel/generator": ^7.14.0
     "@babel/helper-compilation-targets": ^7.13.16
-    "@babel/helper-module-transforms": ^7.13.14
-    "@babel/helpers": ^7.13.16
-    "@babel/parser": ^7.13.16
+    "@babel/helper-module-transforms": ^7.14.0
+    "@babel/helpers": ^7.14.0
+    "@babel/parser": ^7.14.0
     "@babel/template": ^7.12.13
-    "@babel/traverse": ^7.13.15
-    "@babel/types": ^7.13.16
+    "@babel/traverse": ^7.14.0
+    "@babel/types": ^7.14.0
     convert-source-map: ^1.7.0
     debug: ^4.1.0
     gensync: ^1.0.0-beta.2
     json5: ^2.1.2
     semver: ^6.3.0
     source-map: ^0.5.0
-  checksum: 1a53b70629fae3c5b714af1c582a92ffbb1a87d0f8fe705292faed6281476bf0a35ffa19d9d28ad791610d203fdbb8928e28aedb52a02023a561caaa44a9ee61
+  checksum: eccd8c6acf33a2782b9213bffc0e766857c9b690649512c3a525a02bb212301c6fdf314d6e7f7404479dc9631beb58a8f5e673ea9f3c1964853a3c65b045a382
   languageName: node
   linkType: hard
 
-"@babel/generator@npm:^7.13.16":
-  version: 7.13.16
-  resolution: "@babel/generator@npm:7.13.16"
+"@babel/generator@npm:^7.14.0":
+  version: 7.14.0
+  resolution: "@babel/generator@npm:7.14.0"
   dependencies:
-    "@babel/types": ^7.13.16
+    "@babel/types": ^7.14.0
     jsesc: ^2.5.1
     source-map: ^0.5.0
-  checksum: 299bf875ea550f52d157260804bf5b1acdc27269ae7287e53a1a5a602ff6052a466f4a4c03dc7377b3f2d5240eea5ee92162e2a943acb4d28e017ac89ab89e9d
+  checksum: ef47e0f9b7b78124e43e1cae8b46570c67022379e52b03f50e121c0cb5aaec9ca7063182417249786a53f4a18f9725bbd7532c31002be575f4b79c0f0d04430d
   languageName: node
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@@ -110,7 +110,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-compilation-targets@npm:^7.13.0, @babel/helper-compilation-targets@npm:^7.13.13, @babel/helper-compilation-targets@npm:^7.13.16, @babel/helper-compilation-targets@npm:^7.13.8":
+"@babel/helper-compilation-targets@npm:^7.13.0, @babel/helper-compilation-targets@npm:^7.13.16, @babel/helper-compilation-targets@npm:^7.13.8":
   version: 7.13.16
   resolution: "@babel/helper-compilation-targets@npm:7.13.16"
   dependencies:
@@ -124,18 +124,19 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-create-class-features-plugin@npm:^7.13.0":
-  version: 7.13.0
-  resolution: "@babel/helper-create-class-features-plugin@npm:7.13.0"
+"@babel/helper-create-class-features-plugin@npm:^7.13.0, @babel/helper-create-class-features-plugin@npm:^7.14.0":
+  version: 7.14.0
+  resolution: "@babel/helper-create-class-features-plugin@npm:7.14.0"
   dependencies:
+    "@babel/helper-annotate-as-pure": ^7.12.13
     "@babel/helper-function-name": ^7.12.13
-    "@babel/helper-member-expression-to-functions": ^7.13.0
+    "@babel/helper-member-expression-to-functions": ^7.13.12
     "@babel/helper-optimise-call-expression": ^7.12.13
-    "@babel/helper-replace-supers": ^7.13.0
+    "@babel/helper-replace-supers": ^7.13.12
     "@babel/helper-split-export-declaration": ^7.12.13
   peerDependencies:
     "@babel/core": ^7.0.0
-  checksum: 2b336d8216894738f7d31c76512b572e1571f3065e61b8d8bc36da481a255021d5fd543088779b5b5812a00a305d27a5b3cf47bbda9e4e28dadffbd0c46a036c
+  checksum: 88be63caab73c506543955508530cad33d36c618accaff4d099add36c64bb2a79cd432c03c3269e283e95729c213cc1d6dbbf6c68db8f24806617d052f11dd39
   languageName: node
   linkType: hard
 
@@ -208,7 +209,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-member-expression-to-functions@npm:^7.13.0, @babel/helper-member-expression-to-functions@npm:^7.13.12":
+"@babel/helper-member-expression-to-functions@npm:^7.13.12":
   version: 7.13.12
   resolution: "@babel/helper-member-expression-to-functions@npm:7.13.12"
   dependencies:
@@ -226,19 +227,19 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-module-transforms@npm:^7.13.0, @babel/helper-module-transforms@npm:^7.13.14":
-  version: 7.13.14
-  resolution: "@babel/helper-module-transforms@npm:7.13.14"
+"@babel/helper-module-transforms@npm:^7.13.0, @babel/helper-module-transforms@npm:^7.14.0":
+  version: 7.14.0
+  resolution: "@babel/helper-module-transforms@npm:7.14.0"
   dependencies:
     "@babel/helper-module-imports": ^7.13.12
     "@babel/helper-replace-supers": ^7.13.12
     "@babel/helper-simple-access": ^7.13.12
     "@babel/helper-split-export-declaration": ^7.12.13
-    "@babel/helper-validator-identifier": ^7.12.11
+    "@babel/helper-validator-identifier": ^7.14.0
     "@babel/template": ^7.12.13
-    "@babel/traverse": ^7.13.13
-    "@babel/types": ^7.13.14
-  checksum: 576e86d0d41674e01703754a16e94495e424c7972f932e1eedb30206092b410b3659c0d0a7a06c61e024cee9b6020215db4732903ae49ebbd19d813feb0a90da
+    "@babel/traverse": ^7.14.0
+    "@babel/types": ^7.14.0
+  checksum: 1049a94cc74247c8ae4f5a804b4a0713ab4ad8f69eb412ea99ac1d03b4a9b9df3d1481286fa5e503239473ffb81dbb4f029d05cc681eff4d5380ae67161ac916
   languageName: node
   linkType: hard
 
@@ -281,7 +282,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-simple-access@npm:^7.12.13, @babel/helper-simple-access@npm:^7.13.12":
+"@babel/helper-simple-access@npm:^7.13.12":
   version: 7.13.12
   resolution: "@babel/helper-simple-access@npm:7.13.12"
   dependencies:
@@ -308,10 +309,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@babel/helper-validator-identifier@npm:^7.12.11":
-  version: 7.12.11
-  resolution: "@babel/helper-validator-identifier@npm:7.12.11"
-  checksum: 18de432203264b501db2690b53370a4289dc56084f5a2c66de624b159ee28b8abaeb402b2b7584296d9261645d91ddb6bfd21125d3ffd9bf02e9262e77baf3d2
+"@babel/helper-validator-identifier@npm:^7.12.11, @babel/helper-validator-identifier@npm:^7.14.0":
+  version: 7.14.0
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-    "@polkadot/api": 4.7.2
+    "@babel/runtime": ^7.14.0
+    "@polkadot/api": 4.8.1
     "@polkadot/keyring": ^6.3.1
-    "@polkadot/rpc-core": 4.7.2
-    "@polkadot/rpc-provider": 4.7.2
-    "@polkadot/types": 4.7.2
+    "@polkadot/rpc-core": 4.8.1
+    "@polkadot/rpc-provider": 4.8.1
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     "@polkadot/util-crypto": ^6.3.1
     "@polkadot/x-rxjs": ^6.3.1
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   resolution: "@polkadot/api@workspace:packages/api"
   dependencies:
-    "@babel/runtime": ^7.13.17
-    "@polkadot/api-derive": 4.7.2
+    "@babel/runtime": ^7.14.0
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     "@polkadot/keyring": ^6.3.1
-    "@polkadot/metadata": 4.7.2
-    "@polkadot/rpc-core": 4.7.2
-    "@polkadot/rpc-provider": 4.7.2
-    "@polkadot/types": 4.7.2
-    "@polkadot/types-known": 4.7.2
+    "@polkadot/metadata": 4.8.1
+    "@polkadot/rpc-core": 4.8.1
+    "@polkadot/rpc-provider": 4.8.1
+    "@polkadot/types": 4.8.1
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     "@polkadot/util": ^6.3.1
     "@polkadot/util-crypto": ^6.3.1
     "@polkadot/x-rxjs": ^6.3.1
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   linkType: soft
 
-"@polkadot/dev@npm:^0.62.10":
-  version: 0.62.10
-  resolution: "@polkadot/dev@npm:0.62.10"
+"@polkadot/dev@npm:^0.62.11":
+  version: 0.62.11
+  resolution: "@polkadot/dev@npm:0.62.11"
   dependencies:
     "@babel/cli": ^7.13.16
-    "@babel/core": ^7.13.16
+    "@babel/core": ^7.14.0
     "@babel/plugin-proposal-class-properties": ^7.13.0
     "@babel/plugin-proposal-nullish-coalescing-operator": ^7.13.8
     "@babel/plugin-proposal-numeric-separator": ^7.12.13
@@ -1851,11 +1904,11 @@ __metadata:
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     "@babel/plugin-transform-regenerator": ^7.13.15
     "@babel/plugin-transform-runtime": ^7.13.15
-    "@babel/preset-env": ^7.13.15
+    "@babel/preset-env": ^7.14.0
     "@babel/preset-react": ^7.13.13
     "@babel/preset-typescript": ^7.13.0
     "@babel/register": ^7.13.16
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
     "@rushstack/eslint-patch": ^1.0.6
     "@typescript-eslint/eslint-plugin": 4.22.0
     "@typescript-eslint/parser": 4.22.0
@@ -1915,7 +1968,7 @@ __metadata:
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     polkadot-exec-tsc: scripts/polkadot-exec-tsc.cjs
     polkadot-exec-webpack: scripts/polkadot-exec-webpack.cjs
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@@ -1933,14 +1986,14 @@ __metadata:
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-"@polkadot/metadata@4.7.2, @polkadot/metadata@workspace:packages/metadata":
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   version: 0.0.0-use.local
   resolution: "@polkadot/metadata@workspace:packages/metadata"
   dependencies:
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
     "@polkadot/keyring": ^6.3.1
-    "@polkadot/types": 4.7.2
-    "@polkadot/types-known": 4.7.2
+    "@polkadot/types": 4.8.1
+    "@polkadot/types-known": 4.8.1
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     "@polkadot/util-crypto": ^6.3.1
     bn.js: ^4.11.9
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-"@polkadot/rpc-core@4.7.2, @polkadot/rpc-core@workspace:packages/rpc-core":
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   resolution: "@polkadot/rpc-core@workspace:packages/rpc-core"
   dependencies:
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
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-    "@polkadot/metadata": 4.7.2
-    "@polkadot/rpc-provider": 4.7.2
-    "@polkadot/types": 4.7.2
+    "@polkadot/metadata": 4.8.1
+    "@polkadot/rpc-provider": 4.8.1
+    "@polkadot/types": 4.8.1
     "@polkadot/util": ^6.3.1
     "@polkadot/x-rxjs": ^6.3.1
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   linkType: soft
 
-"@polkadot/rpc-provider@4.7.2, @polkadot/rpc-provider@workspace:packages/rpc-provider":
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   version: 0.0.0-use.local
   resolution: "@polkadot/rpc-provider@workspace:packages/rpc-provider"
   dependencies:
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
     "@polkadot/keyring": ^6.3.1
-    "@polkadot/metadata": 4.7.2
-    "@polkadot/types": 4.7.2
+    "@polkadot/metadata": 4.8.1
+    "@polkadot/types": 4.8.1
     "@polkadot/util": ^6.3.1
     "@polkadot/util-crypto": ^6.3.1
     "@polkadot/x-fetch": ^6.3.1
@@ -1990,12 +2043,12 @@ __metadata:
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   linkType: soft
 
-"@polkadot/ts@npm:^0.3.63":
-  version: 0.3.63
-  resolution: "@polkadot/ts@npm:0.3.63"
+"@polkadot/ts@npm:^0.3.64":
+  version: 0.3.64
+  resolution: "@polkadot/ts@npm:0.3.64"
   dependencies:
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-  checksum: b5614968b9a3b558347ff9f4b7c52767fc08b3f8ecf8c82f808d37ffcaf2be4f8a1791bb327d3dcdfe064be4ee1811b648e984bc3a329188ae4a9a24b7391884
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@@ -2003,13 +2056,13 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@polkadot/typegen@workspace:packages/typegen"
   dependencies:
-    "@babel/core": ^7.13.16
+    "@babel/core": ^7.14.0
     "@babel/register": ^7.13.16
-    "@babel/runtime": ^7.13.17
-    "@polkadot/api": 4.7.2
-    "@polkadot/metadata": 4.7.2
-    "@polkadot/rpc-provider": 4.7.2
-    "@polkadot/types": 4.7.2
+    "@babel/runtime": ^7.14.0
+    "@polkadot/api": 4.8.1
+    "@polkadot/metadata": 4.8.1
+    "@polkadot/rpc-provider": 4.8.1
+    "@polkadot/types": 4.8.1
     "@polkadot/util": ^6.3.1
     "@types/websocket": ^1.0.2
     "@types/yargs": ^16.0.1
@@ -2025,26 +2078,26 @@ __metadata:
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   linkType: soft
 
-"@polkadot/types-known@4.7.2, @polkadot/types-known@workspace:packages/types-known":
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   version: 0.0.0-use.local
   resolution: "@polkadot/types-known@workspace:packages/types-known"
   dependencies:
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
     "@polkadot/networks": ^6.3.1
-    "@polkadot/types": 4.7.2
+    "@polkadot/types": 4.8.1
     "@polkadot/util": ^6.3.1
     "@types/bn.js": ^4.11.6
     bn.js: ^4.11.9
   languageName: unknown
   linkType: soft
 
-"@polkadot/types@4.7.2, @polkadot/types@workspace:packages/types":
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   version: 0.0.0-use.local
   resolution: "@polkadot/types@workspace:packages/types"
   dependencies:
-    "@babel/runtime": ^7.13.17
+    "@babel/runtime": ^7.14.0
     "@polkadot/keyring": ^6.3.1
-    "@polkadot/metadata": 4.7.2
+    "@polkadot/metadata": 4.8.1
     "@polkadot/util": ^6.3.1
     "@polkadot/util-crypto": ^6.3.1
     "@polkadot/x-rxjs": ^6.3.1
@@ -2292,13 +2345,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/chrome@npm:^0.0.135":
-  version: 0.0.135
-  resolution: "@types/chrome@npm:0.0.135"
+"@types/chrome@npm:^0.0.136":
+  version: 0.0.136
+  resolution: "@types/chrome@npm:0.0.136"
   dependencies:
     "@types/filesystem": "*"
     "@types/har-format": "*"
-  checksum: 0619796ce1a174d807d82c412f4c988447d3b3f4195a993dd88166864ed568623e8bad9f7aaae96c99b2cefcf9532ead978ae36ade21dc6dfd8435a34db277ec
+  checksum: 1ac7be0b47988d0a322ce557982b670a3e9c0ce862be97216561756cdfc9f8f1cfee9660d17b7f868245672267cafc3b19dbaf714cf03d57a9b8fd03daa4cb27
   languageName: node
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@@ -2359,13 +2412,13 @@ __metadata:
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   linkType: hard
 
-"@types/jest@npm:^26.0.22":
-  version: 26.0.22
-  resolution: "@types/jest@npm:26.0.22"
+"@types/jest@npm:^26.0.23":
+  version: 26.0.23
+  resolution: "@types/jest@npm:26.0.23"
   dependencies:
     jest-diff: ^26.0.0
     pretty-format: ^26.0.0
-  checksum: 4c98ed058522f6cc74bcb47b8b7b104b77b2d4e42e087171f3d2d3ae5338c21f43ec26f2a186bc229c1bd72c3f776ad07faba837f0ec27f22cf94e154516c0b3
+  checksum: a015676b78bdc51be6f6315acef10d9106ea8064e3e49143bca3c75b834b61285b45c5f5ccfd049a80107f1e2869a9183cdb5be85816c073ea8dd05852fafdc6
   languageName: node
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@@ -9439,13 +9492,13 @@ resolve@^2.0.0-next.3:
   version: 0.0.0-use.local
   resolution: "root-workspace-0b6124@workspace:."
   dependencies:
-    "@babel/core": ^7.13.16
+    "@babel/core": ^7.14.0
     "@babel/register": ^7.13.16
-    "@babel/runtime": ^7.13.17
-    "@polkadot/dev": ^0.62.10
-    "@polkadot/ts": ^0.3.63
+    "@babel/runtime": ^7.14.0
+    "@polkadot/dev": ^0.62.11
+    "@polkadot/ts": ^0.3.64
     "@polkadot/typegen": "workspace:packages/typegen"
-    "@types/jest": ^26.0.22
+    "@types/jest": ^26.0.23
     copyfiles: ^2.4.1
   languageName: unknown
   linkType: soft