[CI Skip] release/stable 4.16.1

skip-checks: true
4.16 (#3701 )
2021-06-26 08:48:42 +00:00 · 2021-06-26 10:37:06 +02:00 · 2021-06-26 10:10:46 +02:00 · 2021-06-26 05:54:47 +00:00 · 2021-06-26 08:43:58 +03:00 · 2021-06-25 15:14:24 +00:00
89 changed files with 1164 additions and 866 deletions
@@ -1,4 +1,4 @@
-30
+31
 1.4.2
 1.6.2
 1.11.2
@@ -1,5 +1,25 @@
 # CHANGELOG

+## 4.16.1 Jun 26, 2021
+
+Upgrade priority: Low. Recommended for full from-genesis queries on Kusama.
+
+Contributed:
+
+- Adjust types for uniques (Thanks to https://github.com/Yuripetusko)
+
+Changes:
+
+- Add Kusama, Polkadot & Westend 9050 upgrade blocks
+- Add Kusama & Westend 9070 upgrade blocks
+- Adjust API decoration to lazy-create event and storage types
+- Use TS `override` as applicable (with `--noImplicitOverrides` option)
+- Add missing historic `Heartbeat: HeartbeatTo244` mapping to Kusama
+- Remove duplication from contracts registry
+- Add explicit check for scale-info 0.7+ (contracts index lookups)
+- Align static metadata with latest Substrate
+
+
 ## 4.15.1 Jun 19, 2021

 Upgrade priority: Medium. Recommended for all chains where Xcm is used (addition of new `XcmOrigin`)
@@ -8,7 +8,7 @@
    "packages/*"
  ],
  "resolutions": {
-    "typescript": "^4.3.2"
+    "typescript": "^4.3.4"
  },
  "scripts": {
    "build": "yarn build:interfaces && polkadot-dev-build-ts",
@@ -25,14 +25,14 @@
    "test:watch": "polkadot-dev-run-test --watch"
  },
  "devDependencies": {
-    "@babel/core": "^7.14.5",
+    "@babel/core": "^7.14.6",
    "@babel/register": "^7.14.5",
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/dev": "^0.62.42",
-    "@polkadot/ts": "^0.3.90",
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/dev": "^0.62.43",
+    "@polkadot/ts": "^0.4.1",
    "@polkadot/typegen": "workspace:packages/typegen",
    "@types/jest": "^26.0.23",
    "copyfiles": "^2.4.1"
  },
-  "version": "4.15.1"
+  "version": "4.16.1"
 }
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/api-contract",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Interfaces for interacting with contracts and contract ABIs",
  "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-contract#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/api": "4.15.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/x-rxjs": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/api": "4.16.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/x-rxjs": "^6.10.1"
  }
 }
@@ -19,7 +19,7 @@ function findMessage <T extends AbiMessage> (list: T[], messageOrId: T | string
      ? list.find(({ identifier }) => [identifier, stringCamelCase(identifier)].includes(messageOrId.toString()))
      : messageOrId;

-  return assertReturn(message, `Attempted to call an invalid contract interface, ${stringify(messageOrId)}`);
+  return assertReturn(message, () => `Attempted to call an invalid contract interface, ${stringify(messageOrId)}`);
 }

 export class Abi {
@@ -127,7 +127,7 @@ export class Abi {
    const args = this.#createArgs(spec.args, spec);
    const event = {
      args,
-      docs: spec.docs.map((doc) => doc.toString()),
+      docs: spec.docs.map((d) => d.toString()),
      fromU8a: (data: Uint8Array): DecodedEvent => ({
        args: this.#decodeArgs(args, data),
        event
@@ -145,7 +145,7 @@ export class Abi {
    const message = {
      ...add,
      args,
-      docs: spec.docs.map((doc) => doc.toString()),
+      docs: spec.docs.map((d) => d.toString()),
      fromU8a: (data: Uint8Array): DecodedMessage => ({
        args: this.#decodeArgs(args, data),
        message
@@ -35,8 +35,10 @@ export class MetaRegistry extends TypeRegistry {
  constructor (metadataVersion: string, chainProperties?: ChainProperties) {
    super();

-    // type indexes are 1-based pre-1.0 and 0-based post-1.0
-    this.typeOffset = metadataVersion.split('.')[0] === '0' ? 1 : 0;
+    const [major, minor] = metadataVersion.split('.').map((n) => parseInt(n, 10));
+
+    // type indexes are 1-based pre 0.7 and 0-based post
+    this.typeOffset = (major === 0 && minor < 7) ? 1 : 0;

    if (chainProperties) {
      this.setChainProperties(chainProperties);
@@ -124,7 +126,7 @@ export class MetaRegistry extends TypeRegistry {
        : {}
      ),
      ...(path.length > 1
-        ? { namespace: path.map((segment) => segment.toString()).join('::') }
+        ? { namespace: path.map((s) => s.toString()).join('::') }
        : {}
      ),
      ...(type.params.length > 0
@@ -154,15 +156,13 @@ export class MetaRegistry extends TypeRegistry {

    assert(isTuple || isStruct, 'Invalid fields type detected, expected either Tuple or Struct');

-    const sub = fields.map(({ name, type }) => {
-      return {
-        ...this.getMetaTypeDef({ type }),
-        ...(name.isSome
-          ? { name: name.unwrap().toString() }
-          : {}
-        )
-      };
-    });
+    const sub = fields.map(({ name, type }) => ({
+      ...this.getMetaTypeDef({ type }),
+      ...(name.isSome
+        ? { name: name.unwrap().toString() }
+        : {}
+      )
+    }));

    return isTuple && sub.length === 1
      ? sub[0]
@@ -213,32 +213,28 @@ export class MetaRegistry extends TypeRegistry {
    const { params, path } = this.#getMetaType(id);
    const specialVariant = path[0].toString();

-    if (specialVariant === 'Option') {
-      return {
+    return specialVariant === 'Option'
+      ? {
        info: TypeDefInfo.Option,
        sub: this.getMetaTypeDef({ type: params[0] })
-      };
-    } else if (specialVariant === 'Result') {
-      return {
-        info: TypeDefInfo.Result,
-        sub: params.map((type, index) => ({
-          name: ['Ok', 'Error'][index],
-          ...this.getMetaTypeDef({ type })
-        }))
-      };
-    }
-
-    return {
-      info: TypeDefInfo.Enum,
-      sub: this.#extractVariantSub(variants)
-    };
+      }
+      : specialVariant === 'Result'
+        ? {
+          info: TypeDefInfo.Result,
+          sub: params.map((type, index) => ({
+            name: ['Ok', 'Error'][index],
+            ...this.getMetaTypeDef({ type })
+          }))
+        }
+        : {
+          info: TypeDefInfo.Enum,
+          sub: this.#extractVariantSub(variants)
+        };
  }

  #extractVariantSub = (variants: SiVariant[]): TypeDef[] => {
-    const isAllUnitVariants = variants.every(({ fields }) => fields.length === 0);
-
-    if (isAllUnitVariants) {
-      return variants.map(({ discriminant, name }) => ({
+    return variants.every(({ fields }) => fields.length === 0)
+      ? variants.map(({ discriminant, name }) => ({
        ...(
          discriminant.isSome
            ? { ext: { discriminant: discriminant.unwrap().toNumber() } }
@@ -247,14 +243,10 @@ export class MetaRegistry extends TypeRegistry {
        info: TypeDefInfo.Plain,
        name: name.toString(),
        type: 'Null'
-      }));
-    }
-
-    return variants.map(({ fields, name }) =>
-      withTypeString({
+      }))
+      : variants.map(({ fields, name }) => withTypeString({
        ...this.#extractFields(fields),
        name: name.toString()
-      })
-    );
+      }));
  }
 }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/api-contract', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/api-contract', version: '4.16.1' };
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/api-derive",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Common functions used across Polkadot, derived from RPC calls and storage queries.",
  "main": "index.js",
@@ -19,16 +19,16 @@
  "bugs": "https://github.com/polkadot-js/api/issues",
  "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api-derive#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/api": "4.15.1",
-    "@polkadot/rpc-core": "4.15.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/util-crypto": "^6.9.1",
-    "@polkadot/x-rxjs": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/api": "4.16.1",
+    "@polkadot/rpc-core": "4.16.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/util-crypto": "^6.10.1",
+    "@polkadot/x-rxjs": "^6.10.1"
  },
  "devDependencies": {
-    "@polkadot/keyring": "^6.9.1",
-    "@polkadot/rpc-provider": "4.15.1"
+    "@polkadot/keyring": "^6.10.1",
+    "@polkadot/rpc-provider": "4.16.1"
  }
 }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/api-derive', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/api-derive', version: '4.16.1' };
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/api",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Promise and RxJS wrappers around the Polkadot JS RPC",
  "main": "index.js",
@@ -19,17 +19,17 @@
  "bugs": "https://github.com/polkadot-js/api/issues",
  "homepage": "https://github.com/polkadot-js/api/tree/master/packages/api#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/api-derive": "4.15.1",
-    "@polkadot/keyring": "^6.9.1",
-    "@polkadot/metadata": "4.15.1",
-    "@polkadot/rpc-core": "4.15.1",
-    "@polkadot/rpc-provider": "4.15.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/types-known": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/util-crypto": "^6.9.1",
-    "@polkadot/x-rxjs": "^6.9.1",
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/api-derive": "4.16.1",
+    "@polkadot/keyring": "^6.10.1",
+    "@polkadot/metadata": "4.16.1",
+    "@polkadot/rpc-core": "4.16.1",
+    "@polkadot/rpc-provider": "4.16.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/types-known": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/util-crypto": "^6.10.1",
+    "@polkadot/x-rxjs": "^6.10.1",
    "eventemitter3": "^4.0.7"
  }
 }
@@ -551,6 +551,10 @@ declare module '@polkadot/api/types/errors' {
      [key: string]: AugmentedError<ApiType>;
    };
    electionProviderMultiPhase: {
+      /**
+       * The call is not allowed at this point.
+       **/
+      CallNotAllowed: AugmentedError<ApiType>;
      /**
       * OCW submitted solution for wrong round
       **/
@@ -1182,6 +1186,10 @@ declare module '@polkadot/api/types/errors' {
       * A nomination target was supplied that was blocked or otherwise not a validator.
       **/
      BadTarget: AugmentedError<ApiType>;
+      /**
+       * The user has enough bond and thus cannot be chilled forcefully by an external person.
+       **/
+      CannotChillOther: AugmentedError<ApiType>;
      /**
       * Duplicate index.
       **/
@@ -1203,9 +1211,9 @@ declare module '@polkadot/api/types/errors' {
       **/
      IncorrectSlashingSpans: AugmentedError<ApiType>;
      /**
-       * Can not bond with value less than minimum balance.
+       * Can not bond with value less than minimum required.
       **/
-      InsufficientValue: AugmentedError<ApiType>;
+      InsufficientBond: AugmentedError<ApiType>;
      /**
       * Invalid era to reward.
       **/
@@ -1238,10 +1246,20 @@ declare module '@polkadot/api/types/errors' {
       * Can not rebond without unlocking chunks.
       **/
      NoUnlockChunk: AugmentedError<ApiType>;
+      /**
+       * There are too many nominators in the system. Governance needs to adjust the staking settings
+       * to keep things safe for the runtime.
+       **/
+      TooManyNominators: AugmentedError<ApiType>;
      /**
       * Too many nomination targets supplied.
       **/
      TooManyTargets: AugmentedError<ApiType>;
+      /**
+       * There are too many validators in the system. Governance needs to adjust the staking settings
+       * to keep things safe for the runtime.
+       **/
+      TooManyValidators: AugmentedError<ApiType>;
      /**
       * Generic error
       **/
@@ -835,6 +835,10 @@ declare module '@polkadot/api/types/events' {
       * A new set of stakers was elected.
       **/
      StakingElection: AugmentedEvent<ApiType, []>;
+      /**
+       * The election failed. No new era is planned.
+       **/
+      StakingElectionFailed: AugmentedEvent<ApiType, []>;
      /**
       * An account has unbonded this amount. \[stash, amount\]
       **/
@@ -883,6 +883,14 @@ declare module '@polkadot/api/types/storage' {
       * canceled by extraordinary circumstances (e.g. governance).
       **/
      canceledSlashPayout: AugmentedQuery<ApiType, () => Observable<BalanceOf>, []> & QueryableStorageEntry<ApiType, []>;
+      /**
+       * A tracker to keep count of the number of items in the `Nominators` map.
+       **/
+      counterForNominators: AugmentedQuery<ApiType, () => Observable<u32>, []> & QueryableStorageEntry<ApiType, []>;
+      /**
+       * A tracker to keep count of the number of items in the `Validators` map.
+       **/
+      counterForValidators: AugmentedQuery<ApiType, () => Observable<u32>, []> & QueryableStorageEntry<ApiType, []>;
      /**
       * The current era index.
       * 
@@ -978,12 +986,34 @@ declare module '@polkadot/api/types/storage' {
       * Map from all (unlocked) "controller" accounts to the info regarding the staking.
       **/
      ledger: AugmentedQuery<ApiType, (arg: AccountId | string | Uint8Array) => Observable<Option<StakingLedger>>, [AccountId]> & QueryableStorageEntry<ApiType, [AccountId]>;
+      /**
+       * The maximum nominator count before we stop allowing new validators to join.
+       * 
+       * When this value is not set, no limits are enforced.
+       **/
+      maxNominatorsCount: AugmentedQuery<ApiType, () => Observable<Option<u32>>, []> & QueryableStorageEntry<ApiType, []>;
+      /**
+       * The maximum validator count before we stop allowing new validators to join.
+       * 
+       * When this value is not set, no limits are enforced.
+       **/
+      maxValidatorsCount: AugmentedQuery<ApiType, () => Observable<Option<u32>>, []> & QueryableStorageEntry<ApiType, []>;
      /**
       * Minimum number of staking participants before emergency conditions are imposed.
       **/
      minimumValidatorCount: AugmentedQuery<ApiType, () => Observable<u32>, []> & QueryableStorageEntry<ApiType, []>;
+      /**
+       * The minimum active bond to become and maintain the role of a nominator.
+       **/
+      minNominatorBond: AugmentedQuery<ApiType, () => Observable<BalanceOf>, []> & QueryableStorageEntry<ApiType, []>;
+      /**
+       * The minimum active bond to become and maintain the role of a validator.
+       **/
+      minValidatorBond: AugmentedQuery<ApiType, () => Observable<BalanceOf>, []> & QueryableStorageEntry<ApiType, []>;
      /**
       * The map from nominator stash key to the set of stash keys of all validators to nominate.
+       * 
+       * When updating this storage item, you must also update the `CounterForNominators`.
       **/
      nominators: AugmentedQuery<ApiType, (arg: AccountId | string | Uint8Array) => Observable<Option<Nominations>>, [AccountId]> & QueryableStorageEntry<ApiType, [AccountId]>;
      /**
@@ -1026,6 +1056,8 @@ declare module '@polkadot/api/types/storage' {
      validatorCount: AugmentedQuery<ApiType, () => Observable<u32>, []> & QueryableStorageEntry<ApiType, []>;
      /**
       * The map from (wannabe) validator stash key to the preferences of that validator.
+       * 
+       * When updating this storage item, you must also update the `CounterForValidators`.
       **/
      validators: AugmentedQuery<ApiType, (arg: AccountId | string | Uint8Array) => Observable<ValidatorPrefs>, [AccountId]> & QueryableStorageEntry<ApiType, [AccountId]>;
      /**
@@ -19,7 +19,7 @@ import type { AccountId, AccountIndex, AssetId, Balance, BalanceOf, BlockNumber,
 import type { Period, Priority } from '@polkadot/types/interfaces/scheduler';
 import type { Keys } from '@polkadot/types/interfaces/session';
 import type { SocietyJudgement } from '@polkadot/types/interfaces/society';
-import type { ElectionScore, EraIndex, RawSolution, RewardDestination, SolutionOrSnapshotSize, ValidatorPrefs } from '@polkadot/types/interfaces/staking';
+import type { ElectionScore, EraIndex, RawSolution, ReadySolution, RewardDestination, SolutionOrSnapshotSize, ValidatorPrefs } from '@polkadot/types/interfaces/staking';
 import type { Key } from '@polkadot/types/interfaces/system';
 import type { BountyIndex } from '@polkadot/types/interfaces/treasury';
 import type { ClassId, DestroyWitness, InstanceId } from '@polkadot/types/interfaces/uniques';
@@ -1246,6 +1246,17 @@ declare module '@polkadot/api/types/submittable' {
      [key: string]: SubmittableExtrinsicFunction<ApiType>;
    };
    electionProviderMultiPhase: {
+      /**
+       * Set a solution in the queue, to be handed out to the client of this pallet in the next
+       * call to `ElectionProvider::elect`.
+       * 
+       * This can only be set by `T::ForceOrigin`, and only when the phase is `Emergency`.
+       * 
+       * The solution is not checked for any feasibility and is assumed to be trustworthy, as any
+       * feasibility check itself can in principle cause the election process to fail (due to
+       * memory/weight constrains).
+       **/
+      setEmergencyElectionResult: AugmentedSubmittable<(solution: ReadySolution | { supports?: any; score?: any; compute?: any } | string | Uint8Array) => SubmittableExtrinsic<ApiType>, [ReadySolution]>;
      /**
       * Set a new value for `MinimumUntrustedScore`.
       * 
@@ -2550,7 +2561,7 @@ declare module '@polkadot/api/types/submittable' {
       * Actual cost depends on the number of length of `T::Keys::key_ids()` which is fixed.
       * - DbReads: `T::ValidatorIdOf`, `NextKeys`, `origin account`
       * - DbWrites: `NextKeys`, `origin account`
-       * - DbWrites per key id: `KeyOwnder`
+       * - DbWrites per key id: `KeyOwner`
       * # </weight>
       **/
      purgeKeys: AugmentedSubmittable<() => SubmittableExtrinsic<ApiType>, []>;
@@ -2985,12 +2996,34 @@ declare module '@polkadot/api/types/submittable' {
       * # </weight>
       **/
      chill: AugmentedSubmittable<() => SubmittableExtrinsic<ApiType>, []>;
+      /**
+       * Declare a `controller` as having no desire to either validator or nominate.
+       * 
+       * Effects will be felt at the beginning of the next era.
+       * 
+       * The dispatch origin for this call must be _Signed_, but can be called by anyone.
+       * 
+       * If the caller is the same as the controller being targeted, then no further checks
+       * are enforced. However, this call can also be made by an third party user who witnesses
+       * that this controller does not satisfy the minimum bond requirements to be in their role.
+       * 
+       * This can be helpful if bond requirements are updated, and we need to remove old users
+       * who do not satisfy these requirements.
+       * 
+       **/
+      chillOther: AugmentedSubmittable<(controller: AccountId | string | Uint8Array) => SubmittableExtrinsic<ApiType>, [AccountId]>;
      /**
       * Force there to be a new era at the end of the next session. After this, it will be
       * reset to normal (non-forced) behaviour.
       * 
       * The dispatch origin must be Root.
       * 
+       * # Warning
+       * 
+       * The election process starts multiple blocks before the end of the era.
+       * If this is called just before a new era is triggered, the election process may not
+       * have enough blocks to get a result.
+       * 
       * # <weight>
       * - No arguments.
       * - Weight: O(1)
@@ -3003,6 +3036,12 @@ declare module '@polkadot/api/types/submittable' {
       * 
       * The dispatch origin must be Root.
       * 
+       * # Warning
+       * 
+       * The election process starts multiple blocks before the end of the era.
+       * If this is called just before a new era is triggered, the election process may not
+       * have enough blocks to get a result.
+       * 
       * # <weight>
       * - Weight: O(1)
       * - Write: ForceEra
@@ -3014,6 +3053,12 @@ declare module '@polkadot/api/types/submittable' {
       * 
       * The dispatch origin must be Root.
       * 
+       * # Warning
+       * 
+       * The election process starts multiple blocks before the end of the era.
+       * Thus the election process may be ongoing when this is called. In this case the
+       * election will continue until the next era is triggered.
+       * 
       * # <weight>
       * - No arguments.
       * - Weight: O(1)
@@ -3254,6 +3299,9 @@ declare module '@polkadot/api/types/submittable' {
       * can co-exists at the same time. In that case, [`Call::withdraw_unbonded`] need
       * to be called first to remove some of the chunks (if possible).
       * 
+       * If a user encounters the `InsufficientBond` error when calling this extrinsic,
+       * they should call `chill` first in order to free up their bonded funds.
+       * 
       * The dispatch origin for this call must be _Signed_ by the controller, not the stash.
       * And, it can be only called when [`EraElectionStatus`] is `Closed`.
       * 
@@ -3277,6 +3325,22 @@ declare module '@polkadot/api/types/submittable' {
       * </weight>
       **/
      unbond: AugmentedSubmittable<(value: Compact<BalanceOf> | AnyNumber | Uint8Array) => SubmittableExtrinsic<ApiType>, [Compact<BalanceOf>]>;
+      /**
+       * Update the various staking limits this pallet.
+       * 
+       * * `min_nominator_bond`: The minimum active bond needed to be a nominator.
+       * * `min_validator_bond`: The minimum active bond needed to be a validator.
+       * * `max_nominator_count`: The max number of users who can be a nominator at once.
+       * When set to `None`, no limit is enforced.
+       * * `max_validator_count`: The max number of users who can be a validator at once.
+       * When set to `None`, no limit is enforced.
+       * 
+       * Origin must be Root to call this function.
+       * 
+       * NOTE: Existing nominators and validators will not be affected by this update.
+       * to kick people under the new limits, `chill_other` should be called.
+       **/
+      updateStakingLimits: AugmentedSubmittable<(minNominatorBond: BalanceOf | AnyNumber | Uint8Array, minValidatorBond: BalanceOf | AnyNumber | Uint8Array, maxNominatorCount: Option<u32> | null | object | string | Uint8Array, maxValidatorCount: Option<u32> | null | object | string | Uint8Array) => SubmittableExtrinsic<ApiType>, [BalanceOf, BalanceOf, Option<u32>, Option<u32>]>;
      /**
       * Declare the desire to validate for the origin controller.
       * 
@@ -4077,7 +4141,7 @@ declare module '@polkadot/api/types/submittable' {
       * - `m = witness.instance_metdadatas`
       * - `a = witness.attributes`
       **/
-      destroy: AugmentedSubmittable<(clazz: Compact<ClassId> | AnyNumber | Uint8Array, witness: DestroyWitness | { instances?: any; instanceMetadatas?: any } | string | Uint8Array) => SubmittableExtrinsic<ApiType>, [Compact<ClassId>, DestroyWitness]>;
+      destroy: AugmentedSubmittable<(clazz: Compact<ClassId> | AnyNumber | Uint8Array, witness: DestroyWitness | { instances?: any; instanceMetadatas?: any; attributes?: any } | string | Uint8Array) => SubmittableExtrinsic<ApiType>, [Compact<ClassId>, DestroyWitness]>;
      /**
       * Alter the attributes of a given asset.
       * 
@@ -82,13 +82,6 @@ export abstract class Getters<ApiType extends ApiTypes> extends Init<ApiType> {
    return assertResult(this._genesisHash);
  }

-  /**
-   * @description `true` when subscriptions are supported
-   */
-  public get hasSubscriptions (): boolean {
-    return this._rpcCore.provider.hasSubscriptions;
-  }
-
  /**
   * @description true is the underlying provider is connected
   */
@@ -286,7 +286,7 @@ export abstract class Init<ApiType extends ApiTypes> extends Decorate<ApiType> {
    }

    // get unique types & validate
-    metadata.getUniqTypes(false);
+    metadata.getUniqTypes(this._options.throwOnUnknown || false);

    return [genesisHash, metadata];
  }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/api', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/api', version: '4.16.1' };
@@ -3,6 +3,8 @@

 import type { SubmittableExtrinsic } from '../types';

+import { jest } from '@jest/globals';
+
 import { createPair } from '@polkadot/keyring/pair';
 import { createTestKeyring } from '@polkadot/keyring/testing';
 import { MockProvider } from '@polkadot/rpc-provider/mock';
@@ -91,7 +93,7 @@ describe('ApiPromise', (): void => {
          super({ provider });
        }

-        protected _loadMeta (): Promise<boolean> {
+        protected override _loadMeta (): Promise<boolean> {
          throw new Error('Simulate failure to load meta');
        }
      }
@@ -110,7 +110,7 @@ export function createClass <ApiType extends ApiTypes> ({ api, apiType, decorate
     * @description Sign a transaction, returning the this to allow chaining, i.e. .sign(...).send(). When options, e.g. nonce/blockHash are not specified, it will be inferred. To retrieve eg. nonce use `signAsync` (the preferred interface, this is provided for backwards compatibility)
     * @deprecated
     */
-    public sign (account: IKeyringPair, optionsOrNonce?: Partial<SignerOptions>): this {
+    public override sign (account: IKeyringPair, optionsOrNonce?: Partial<SignerOptions>): this {
      super.sign(account, this.#makeSignOptions(this.#optionsOrNonce(optionsOrNonce), {}));

      return this;
@@ -73,6 +73,10 @@ export interface ApiOptions extends RegisteredTypes {
   * @description Throws an error when the initial connection fails (same as isReadyOrError)
   */
  throwOnConnect?: boolean;
+  /**
+   * @description Throws an error when some types are unknown (useful with throwOnConnect)
+   */
+  throwOnUnknown?: boolean;
 }

 // A smaller interface of ApiRx, used in derive and in SubmittableExtrinsic
@@ -1,6 +1,8 @@
 // Copyright 2017-2021 @polkadot/api authors & contributors
 // SPDX-License-Identifier: Apache-2.0

+import { jest } from '@jest/globals';
+
 import { ApiPromise, WsProvider } from '@polkadot/api';

 describe('misc online tests', (): void => {
@@ -7,6 +7,8 @@ import type { Option } from '@polkadot/types/codec';
 import type { AccountId, AccountIndex, AccountInfo, Address, Balance, BlockNumber, Index } from '@polkadot/types/interfaces';
 import type { Observable } from '@polkadot/x-rxjs';

+import { jest } from '@jest/globals';
+
 import { ApiPromise, WsProvider } from '@polkadot/api';
 import { memo } from '@polkadot/api-derive/util/memo';
 import { combineLatest, of } from '@polkadot/x-rxjs';
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/metadata",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Helpers to extract information from runtime metadata",
  "main": "index.js",
@@ -19,13 +19,13 @@
  "bugs": "https://github.com/polkadot-js/api/issues",
  "homepage": "https://github.com/polkadot-js/api/tree/master/packages/type-metadata#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/types-known": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/util-crypto": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/types-known": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/util-crypto": "^6.10.1"
  },
  "devDependencies": {
-    "@polkadot/keyring": "^6.9.1"
+    "@polkadot/keyring": "^6.10.1"
  }
 }
@@ -142,7 +142,7 @@ export class MetadataVersioned extends Struct {
  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): Record<string, AnyJson> {
+  public override toJSON (): Record<string, AnyJson> {
    // HACK(y): ensure that we apply the aliases if we have not done so already, this is
    // needed to ensure we have the correct overrides (which is only applied in toLatest)
    // eslint-disable-next-line no-unused-expressions
@@ -89,7 +89,7 @@ function extendHeadMeta (registry: Registry, { meta: { documentation, name, type
  // meta fallback only applies to actual entry values, create one for head
  (iterFn as IterFn).meta = registry.createType('StorageEntryMetadataLatest', {
    documentation,
-    fallback: registry.createType('Bytes', registry.createType(outputType.toString() as 'Raw').toHex()),
+    fallback: registry.createType('Bytes'),
    modifier: registry.createType('StorageEntryModifierLatest', 1), // required
    name,
    type: registry.createType('StorageEntryTypeLatest', registry.createType('Type', outputType), 0)
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/metadata', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/metadata', version: '4.16.1' };
@@ -2015,6 +2015,25 @@
                "",
                " This check can be turned off by setting the value to `None`."
              ]
+            },
+            {
+              "name": "set_emergency_election_result",
+              "args": [
+                {
+                  "name": "solution",
+                  "type": "ReadySolution"
+                }
+              ],
+              "documentation": [
+                " Set a solution in the queue, to be handed out to the client of this pallet in the next",
+                " call to `ElectionProvider::elect`.",
+                "",
+                " This can only be set by `T::ForceOrigin`, and only when the phase is `Emergency`.",
+                "",
+                " The solution is not checked for any feasibility and is assumed to be trustworthy, as any",
+                " feasibility check itself can in principle cause the election process to fail (due to",
+                " memory/weight constrains)."
+              ]
            }
          ],
          "events": [
@@ -2139,6 +2158,12 @@
              "documentation": [
                " OCW submitted solution for wrong round"
              ]
+            },
+            {
+              "name": "CallNotAllowed",
+              "documentation": [
+                " The call is not allowed at this point."
+              ]
            }
          ],
          "index": 8
@@ -2216,6 +2241,28 @@
                  " Map from all locked \"stash\" accounts to the controller account."
                ]
              },
+              {
+                "name": "MinNominatorBond",
+                "modifier": "Default",
+                "type": {
+                  "plain": "BalanceOf"
+                },
+                "fallback": "0x00000000000000000000000000000000",
+                "documentation": [
+                  " The minimum active bond to become and maintain the role of a nominator."
+                ]
+              },
+              {
+                "name": "MinValidatorBond",
+                "modifier": "Default",
+                "type": {
+                  "plain": "BalanceOf"
+                },
+                "fallback": "0x00000000000000000000000000000000",
+                "documentation": [
+                  " The minimum active bond to become and maintain the role of a validator."
+                ]
+              },
              {
                "name": "Ledger",
                "modifier": "Optional",
@@ -2261,7 +2308,33 @@
                },
                "fallback": "0x0000",
                "documentation": [
-                  " The map from (wannabe) validator stash key to the preferences of that validator."
+                  " The map from (wannabe) validator stash key to the preferences of that validator.",
+                  "",
+                  " When updating this storage item, you must also update the `CounterForValidators`."
+                ]
+              },
+              {
+                "name": "CounterForValidators",
+                "modifier": "Default",
+                "type": {
+                  "plain": "u32"
+                },
+                "fallback": "0x00000000",
+                "documentation": [
+                  " A tracker to keep count of the number of items in the `Validators` map."
+                ]
+              },
+              {
+                "name": "MaxValidatorsCount",
+                "modifier": "Optional",
+                "type": {
+                  "plain": "u32"
+                },
+                "fallback": "0x00",
+                "documentation": [
+                  " The maximum validator count before we stop allowing new validators to join.",
+                  "",
+                  " When this value is not set, no limits are enforced."
                ]
              },
              {
@@ -2277,7 +2350,33 @@
                },
                "fallback": "0x00",
                "documentation": [
-                  " The map from nominator stash key to the set of stash keys of all validators to nominate."
+                  " The map from nominator stash key to the set of stash keys of all validators to nominate.",
+                  "",
+                  " When updating this storage item, you must also update the `CounterForNominators`."
+                ]
+              },
+              {
+                "name": "CounterForNominators",
+                "modifier": "Default",
+                "type": {
+                  "plain": "u32"
+                },
+                "fallback": "0x00000000",
+                "documentation": [
+                  " A tracker to keep count of the number of items in the `Nominators` map."
+                ]
+              },
+              {
+                "name": "MaxNominatorsCount",
+                "modifier": "Optional",
+                "type": {
+                  "plain": "u32"
+                },
+                "fallback": "0x00",
+                "documentation": [
+                  " The maximum nominator count before we stop allowing new validators to join.",
+                  "",
+                  " When this value is not set, no limits are enforced."
                ]
              },
              {
@@ -2613,7 +2712,7 @@
                "type": {
                  "plain": "Releases"
                },
-                "fallback": "0x05",
+                "fallback": "0x06",
                "documentation": [
                  " True if network has been upgraded to this version.",
                  " Storage version of the pallet.",
@@ -2717,6 +2816,9 @@
                " can co-exists at the same time. In that case, [`Call::withdraw_unbonded`] need",
                " to be called first to remove some of the chunks (if possible).",
                "",
+                " If a user encounters the `InsufficientBond` error when calling this extrinsic,",
+                " they should call `chill` first in order to free up their bonded funds.",
+                "",
                " The dispatch origin for this call must be _Signed_ by the controller, not the stash.",
                " And, it can be only called when [`EraElectionStatus`] is `Closed`.",
                "",
@@ -2980,6 +3082,12 @@
                "",
                " The dispatch origin must be Root.",
                "",
+                " # Warning",
+                "",
+                " The election process starts multiple blocks before the end of the era.",
+                " Thus the election process may be ongoing when this is called. In this case the",
+                " election will continue until the next era is triggered.",
+                "",
                " # <weight>",
                " - No arguments.",
                " - Weight: O(1)",
@@ -2996,6 +3104,12 @@
                "",
                " The dispatch origin must be Root.",
                "",
+                " # Warning",
+                "",
+                " The election process starts multiple blocks before the end of the era.",
+                " If this is called just before a new era is triggered, the election process may not",
+                " have enough blocks to get a result.",
+                "",
                " # <weight>",
                " - No arguments.",
                " - Weight: O(1)",
@@ -3055,6 +3169,12 @@
                "",
                " The dispatch origin must be Root.",
                "",
+                " # Warning",
+                "",
+                " The election process starts multiple blocks before the end of the era.",
+                " If this is called just before a new era is triggered, the election process may not",
+                " have enough blocks to get a result.",
+                "",
                " # <weight>",
                " - Weight: O(1)",
                " - Write: ForceEra",
@@ -3246,6 +3366,66 @@
                " Note: Making this call only makes sense if you first set the validator preferences to",
                " block any further nominations."
              ]
+            },
+            {
+              "name": "update_staking_limits",
+              "args": [
+                {
+                  "name": "min_nominator_bond",
+                  "type": "BalanceOf"
+                },
+                {
+                  "name": "min_validator_bond",
+                  "type": "BalanceOf"
+                },
+                {
+                  "name": "max_nominator_count",
+                  "type": "Option<u32>"
+                },
+                {
+                  "name": "max_validator_count",
+                  "type": "Option<u32>"
+                }
+              ],
+              "documentation": [
+                " Update the various staking limits this pallet.",
+                "",
+                " * `min_nominator_bond`: The minimum active bond needed to be a nominator.",
+                " * `min_validator_bond`: The minimum active bond needed to be a validator.",
+                " * `max_nominator_count`: The max number of users who can be a nominator at once.",
+                "   When set to `None`, no limit is enforced.",
+                " * `max_validator_count`: The max number of users who can be a validator at once.",
+                "   When set to `None`, no limit is enforced.",
+                "",
+                " Origin must be Root to call this function.",
+                "",
+                " NOTE: Existing nominators and validators will not be affected by this update.",
+                " to kick people under the new limits, `chill_other` should be called."
+              ]
+            },
+            {
+              "name": "chill_other",
+              "args": [
+                {
+                  "name": "controller",
+                  "type": "AccountId"
+                }
+              ],
+              "documentation": [
+                " Declare a `controller` as having no desire to either validator or nominate.",
+                "",
+                " Effects will be felt at the beginning of the next era.",
+                "",
+                " The dispatch origin for this call must be _Signed_, but can be called by anyone.",
+                "",
+                " If the caller is the same as the controller being targeted, then no further checks",
+                " are enforced. However, this call can also be made by an third party user who witnesses",
+                " that this controller does not satisfy the minimum bond requirements to be in their role.",
+                "",
+                " This can be helpful if bond requirements are updated, and we need to remove old users",
+                " who do not satisfy these requirements.",
+                ""
+              ]
            }
          ],
          "events": [
@@ -3343,6 +3523,13 @@
              "documentation": [
                " A nominator has been kicked from a validator. \\[nominator, stash\\]"
              ]
+            },
+            {
+              "name": "StakingElectionFailed",
+              "args": [],
+              "documentation": [
+                " The election failed. No new era is planned."
+              ]
            }
          ],
          "constants": [
@@ -3435,9 +3622,9 @@
              ]
            },
            {
-              "name": "InsufficientValue",
+              "name": "InsufficientBond",
              "documentation": [
-                " Can not bond with value less than minimum balance."
+                " Can not bond with value less than minimum required."
              ]
            },
            {
@@ -3511,6 +3698,26 @@
              "documentation": [
                " A nomination target was supplied that was blocked or otherwise not a validator."
              ]
+            },
+            {
+              "name": "CannotChillOther",
+              "documentation": [
+                " The user has enough bond and thus cannot be chilled forcefully by an external person."
+              ]
+            },
+            {
+              "name": "TooManyNominators",
+              "documentation": [
+                " There are too many nominators in the system. Governance needs to adjust the staking settings",
+                " to keep things safe for the runtime."
+              ]
+            },
+            {
+              "name": "TooManyValidators",
+              "documentation": [
+                " There are too many validators in the system. Governance needs to adjust the staking settings",
+                " to keep things safe for the runtime."
+              ]
            }
          ],
          "index": 9
@@ -3657,7 +3864,7 @@
                "   Actual cost depends on the number of length of `T::Keys::key_ids()` which is fixed.",
                " - DbReads: `T::ValidatorIdOf`, `NextKeys`, `origin account`",
                " - DbWrites: `NextKeys`, `origin account`",
-                " - DbWrites per key id: `KeyOwnder`",
+                " - DbWrites per key id: `KeyOwner`",
                " # </weight>"
              ]
            }
@@ -7986,7 +8193,7 @@
        {
          "name": "AuthorityDiscovery",
          "storage": null,
-          "calls": [],
+          "calls": null,
          "events": null,
          "constants": [],
          "errors": [],
@@ -8053,7 +8260,7 @@
              }
            ]
          },
-          "calls": [],
+          "calls": null,
          "events": [
            {
              "name": "Offence",
@@ -8101,7 +8308,7 @@
              }
            ]
          },
-          "calls": [],
+          "calls": null,
          "events": null,
          "constants": [],
          "errors": [],
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/rpc-core",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "A JavaScript wrapper for the Polkadot JsonRPC interface",
  "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/rpc-core#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/metadata": "4.15.1",
-    "@polkadot/rpc-provider": "4.15.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/x-rxjs": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/metadata": "4.16.1",
+    "@polkadot/rpc-provider": "4.16.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/x-rxjs": "^6.10.1"
  },
  "devDependencies": {
-    "@polkadot/keyring": "^6.9.1"
+    "@polkadot/keyring": "^6.10.1"
  }
 }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/rpc-core', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/rpc-core', version: '4.16.1' };
@@ -1,6 +1,8 @@
 // Copyright 2017-2021 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0

+import { jest } from '@jest/globals';
+
 import { of, timer } from '@polkadot/x-rxjs';

 import { drr } from '.';
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/rpc-provider",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Transport providers for the API",
  "main": "index.js",
@@ -19,18 +19,18 @@
  "bugs": "https://github.com/polkadot-js/api/issues",
  "homepage": "https://github.com/polkadot-js/api/tree/master/packages/rpc-provider#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/util-crypto": "^6.9.1",
-    "@polkadot/x-fetch": "^6.9.1",
-    "@polkadot/x-global": "^6.9.1",
-    "@polkadot/x-ws": "^6.9.1",
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/util-crypto": "^6.10.1",
+    "@polkadot/x-fetch": "^6.10.1",
+    "@polkadot/x-global": "^6.10.1",
+    "@polkadot/x-ws": "^6.10.1",
    "eventemitter3": "^4.0.7"
  },
  "devDependencies": {
-    "@polkadot/keyring": "^6.9.1",
-    "@polkadot/metadata": "4.15.1",
+    "@polkadot/keyring": "^6.10.1",
+    "@polkadot/metadata": "4.16.1",
    "mock-socket": "^9.0.3",
    "nock": "^13.1.0"
  }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/rpc-provider', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/rpc-provider', version: '4.16.1' };
@@ -3,6 +3,8 @@

 import type { Mock } from './../mock/types';

+import { jest } from '@jest/globals';
+
 import { mockWs } from '../../test/mockWs';
 import { WsProvider } from './';

@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/typegen",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Type generation scripts",
  "main": "index.js",
@@ -26,14 +26,14 @@
  "bugs": "https://github.com/polkadot-js/api/issues",
  "homepage": "https://github.com/polkadot-js/api/tree/master/packages/typegen#readme",
  "dependencies": {
-    "@babel/core": "^7.14.5",
+    "@babel/core": "^7.14.6",
    "@babel/register": "^7.14.5",
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/api": "4.15.1",
-    "@polkadot/metadata": "4.15.1",
-    "@polkadot/rpc-provider": "4.15.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1",
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/api": "4.16.1",
+    "@polkadot/metadata": "4.16.1",
+    "@polkadot/rpc-provider": "4.16.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1",
    "handlebars": "^4.7.7",
    "websocket": "^1.0.34",
    "yargs": "^17.0.1"
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/typegen', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/typegen', version: '4.16.1' };
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/types-known",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "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": "^7.14.5",
-    "@polkadot/networks": "^6.9.1",
-    "@polkadot/types": "4.15.1",
-    "@polkadot/util": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/networks": "^6.10.1",
+    "@polkadot/types": "4.16.1",
+    "@polkadot/util": "^6.10.1"
  }
 }
@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/types-known', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/types-known', version: '4.16.1' };
@@ -42,6 +42,7 @@ const versioned: OverrideVersionedType[] = [
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchError: 'DispatchErrorTo198',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      Keys: 'SessionKeys5',
      Multiplier: 'Fixed64',
      OpenTip: 'OpenTipTo225',
@@ -60,6 +61,7 @@ const versioned: OverrideVersionedType[] = [
      BalanceLock: 'BalanceLockTo212',
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      Keys: 'SessionKeys5',
      Multiplier: 'Fixed64',
      OpenTip: 'OpenTipTo225',
@@ -79,6 +81,7 @@ const versioned: OverrideVersionedType[] = [
      BalanceLock: 'BalanceLockTo212',
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      Keys: 'SessionKeys5',
      Multiplier: 'Fixed64',
      OpenTip: 'OpenTipTo225',
@@ -97,6 +100,7 @@ const versioned: OverrideVersionedType[] = [
      ...addrAccountIdTypes,
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      Multiplier: 'Fixed64',
      OpenTip: 'OpenTipTo225',
      RefCount: 'RefCountTo259',
@@ -112,6 +116,7 @@ const versioned: OverrideVersionedType[] = [
      ...addrAccountIdTypes,
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      Multiplier: 'Fixed64',
      OpenTip: 'OpenTipTo225',
      RefCount: 'RefCountTo259',
@@ -126,6 +131,7 @@ const versioned: OverrideVersionedType[] = [
      ...addrAccountIdTypes,
      CompactAssignments: 'CompactAssignmentsTo257',
      DispatchInfo: 'DispatchInfoTo244',
+      Heartbeat: 'HeartbeatTo244',
      OpenTip: 'OpenTipTo225',
      RefCount: 'RefCountTo259'
    }
@@ -13,7 +13,7 @@ const upgrades: ChainUpgradesRaw = [
  [2962294, 2012], [3240000, 2013], [3274408, 2015], [3323565, 2019], [3534175, 2022],
  [3860281, 2023], [4143129, 2024], [4401242, 2025], [4841367, 2026], [5961600, 2027],
  [6137912, 2028], [6561855, 2029], [7100891, 2030], [7468792, 9010], [7668600, 9030],
-  [7812476, 9040]
+  [7812476, 9040], [8010981, 9050], [8073833, 9070]
 ];

 export default upgrades;
@@ -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], [4876134, 30]
+  [3613564, 27], [3899547, 28], [4345767, 29], [4876134, 30], [5661442, 9050]
 ];

 export default upgrades;
@@ -10,7 +10,7 @@ const upgrades: ChainUpgradesRaw = [
  [1431703, 36], [1433369, 37], [1490972, 41], [2087397, 43], [2316688, 44],
  [2549864, 45], [3925782, 46], [3925843, 47], [4207800, 48], [4627944, 49],
  [5124076, 50], [5478664, 900], [5482450, 9000], [5584305, 9010], [5784566, 9030],
-  [5879822, 9031], [5896856, 9032], [5897316, 9033]
+  [5879822, 9031], [5896856, 9032], [5897316, 9033], [6117927, 9050], [6210274, 9070]
 ];

 export default upgrades;
@@ -1,6 +1,6 @@
 {
  "name": "@polkadot/types",
-  "version": "4.15.1",
+  "version": "4.16.1",
  "type": "module",
  "description": "Implementation of the Parity codec",
  "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/types#readme",
  "dependencies": {
-    "@babel/runtime": "^7.14.5",
-    "@polkadot/metadata": "4.15.1",
-    "@polkadot/util": "^6.9.1",
-    "@polkadot/util-crypto": "^6.9.1",
-    "@polkadot/x-rxjs": "^6.9.1"
+    "@babel/runtime": "^7.14.6",
+    "@polkadot/metadata": "4.16.1",
+    "@polkadot/util": "^6.10.1",
+    "@polkadot/util-crypto": "^6.10.1",
+    "@polkadot/x-rxjs": "^6.10.1"
  },
  "devDependencies": {
-    "@polkadot/keyring": "^6.9.1",
+    "@polkadot/keyring": "^6.10.1",
    "@types/bn.js": "^4.11.6",
    "bn.js": "^4.11.9"
  }
@@ -50,7 +50,7 @@ export abstract class AbstractArray<T extends Codec> extends Array<T> implements
  /**
   * @description The length of the value
   */
-  public get length (): number {
+  public override get length (): number {
    // only included here since we ignore inherited docs
    return super.length;
  }
@@ -102,7 +102,7 @@ export abstract class AbstractArray<T extends Codec> extends Array<T> implements
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    // Overwrite the default toString representation of Array.
    const data = this.map((entry): string =>
      entry.toString()
@@ -135,35 +135,35 @@ export abstract class AbstractArray<T extends Codec> extends Array<T> implements
  /**
   * @description Concatenates two arrays
   */
-  public concat (other: T[]): T[] {
+  public override concat (other: T[]): T[] {
    return this.toArray().concat(other instanceof AbstractArray ? other.toArray() : other);
  }

  /**
   * @description Filters the array with the callback
   */
-  public filter (callbackfn: (value: T, index: number, array: T[]) => boolean, thisArg?: unknown): T[] {
+  public override filter (callbackfn: (value: T, index: number, array: T[]) => boolean, thisArg?: unknown): T[] {
    return this.toArray().filter(callbackfn, thisArg);
  }

  /**
   * @description Maps the array with the callback
   */
-  public map<U> (callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: unknown): U[] {
+  public override map<U> (callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: unknown): U[] {
    return this.toArray().map(callbackfn, thisArg);
  }

  /**
   * @description Checks if the array includes a specific value
   */
-  public includes (check: unknown): boolean {
+  public override includes (check: unknown): boolean {
    return this.some((value: T) => value.eq(check));
  }

  /**
   * @description Returns a slice of an array
   */
-  public slice (start?: number, end?: number): T[] {
+  public override slice (start?: number, end?: number): T[] {
    return this.toArray().slice(start, end);
  }
 }
@@ -114,7 +114,7 @@ export abstract class AbstractInt extends BN implements Codec {
  /**
   * @description Returns the number of bits in the value
   */
-  public bitLength (): number {
+  public override bitLength (): number {
    return this.#bitLength;
  }

@@ -122,7 +122,7 @@ export abstract class AbstractInt extends BN implements Codec {
   * @description Compares the value of the input to see if there is a match
   */
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  public eq (other?: unknown): boolean {
+  public override eq (other?: unknown): boolean {
    // Here we are actually overriding the built-in .eq to take care of both
    // number and BN inputs (no `.eqn` needed) - numbers will be converted
    return super.eq(
@@ -192,7 +192,7 @@ export abstract class AbstractInt extends BN implements Codec {
  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (onlyHex = false): any {
+  public override toJSON (onlyHex = false): any {
    // FIXME this return type should by string | number, however BN returns string
    // Options here are
    //   - super.bitLength() - the actual used bits
@@ -218,7 +218,7 @@ export abstract class AbstractInt extends BN implements Codec {
   * @description Returns the string representation of the value
   * @param base The base to use for the conversion
   */
-  public toString (base?: number): string {
+  public override toString (base?: number): string {
    // only included here since we do not inherit docs
    return super.toString(base);
  }
@@ -175,7 +175,7 @@ export class BTreeSet<V extends Codec = Codec> extends Set<V> implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return stringify(this.toJSON());
  }

@@ -114,7 +114,7 @@ export class CodecDate extends Date implements Codec {
  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): any {
+  public override toJSON (): any {
    // FIXME Return type should be number, but conflicts with Date.toJSON()
    // which returns string
    return this.toNumber();
@@ -137,7 +137,7 @@ export class CodecDate extends Date implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    // only included here since we do not inherit docs
    return super.toString();
  }
@@ -27,7 +27,7 @@ export class Int extends AbstractInt {
        super(registry, value, bitLength);
      }

-      public toRawType (): string {
+      public override toRawType (): string {
        return typeName || super.toRawType();
      }
    };
@@ -111,7 +111,7 @@ export class Json extends Map<string, any> implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return stringify(this.toJSON());
  }

@@ -44,14 +44,14 @@ export class Linkage<T extends Codec> extends Struct {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return `Linkage<${this.next.toRawType(true)}>`;
  }

  /**
   * @description Custom toU8a which with bare mode does not return the linkage if empty
   */
-  public toU8a (): Uint8Array {
+  public override toU8a (): Uint8Array {
    // As part of a storage query (where these appear), in the case of empty, the values
    // are NOT populated by the node - follow the same logic, leaving it empty
    return this.isEmpty
@@ -182,7 +182,7 @@ export class CodecMap<K extends Codec = Codec, V extends Codec = Codec> extends
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return stringify(this.toJSON());
  }

@@ -64,7 +64,7 @@ export class Raw extends Uint8Array implements IU8a {
  /**
   * @description The length of the value
   */
-  public get length (): number {
+  public override get length (): number {
    // only included here since we ignore inherited docs
    return super.length;
  }
@@ -93,7 +93,7 @@ export class Raw extends Uint8Array implements IU8a {
   * @param start The position to start at
   * @param end The position to end at
   */
-  public slice (start?: number, end?: number): Uint8Array {
+  public override slice (start?: number, end?: number): Uint8Array {
    // Like subarray below, we have to follow this approach since we are extending the TypeArray.
    // This happens especially when it comes to further extensions, the length may be an override
    return Uint8Array.from(this).slice(start, end);
@@ -104,7 +104,7 @@ export class Raw extends Uint8Array implements IU8a {
   * @param begin The position to start at
   * @param end The position to end at
   */
-  public subarray (begin?: number, end?: number): Uint8Array {
+  public override subarray (begin?: number, end?: number): Uint8Array {
    return Uint8Array.from(this).subarray(begin, end);
  }

@@ -141,7 +141,7 @@ export class Raw extends Uint8Array implements IU8a {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return this.toHex();
  }

@@ -19,7 +19,7 @@ export class Result<O extends Codec, E extends Codec> extends Enum {
    super(registry, { Ok, Err }, value);
  }

-  public static with<O extends Codec, E extends Codec> (Types: { Ok: Constructor<O> | keyof InterfaceTypes; Err: Constructor<E> | keyof InterfaceTypes }): Constructor<Result<O, E>> {
+  public static override with<O extends Codec, E extends Codec> (Types: { Ok: Constructor<O> | keyof InterfaceTypes; Err: Constructor<E> | keyof InterfaceTypes }): Constructor<Result<O, E>> {
    return class extends Result<O, E> {
      constructor (registry: Registry, value?: unknown) {
        super(registry, Types.Ok, Types.Err, value);
@@ -55,7 +55,7 @@ export class Result<O extends Codec, E extends Codec> extends Enum {
  /**
   * @description Checks if the Result has no value
   */
-  public get isEmpty (): boolean {
+  public override get isEmpty (): boolean {
    return this.isOk && this.value.isEmpty;
  }

@@ -83,7 +83,7 @@ export class Result<O extends Codec, E extends Codec> extends Enum {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    const Types = this._toRawStruct() as { Ok: unknown; Err: unknown };

    return `Result<${Types.Ok as string},${Types.Err as string}>`;
@@ -149,7 +149,7 @@ export class CodecSet extends Set<string> implements Codec {
  /**
   * @description adds a value to the Set (extended to allow for validity checking)
   */
-  public add = (key: string): this => {
+  public override add = (key: string): this => {
    // ^^^ add = () property done to assign this instance's this, otherwise Set.add creates "some" chaos
    // we have the isUndefined(this._setValues) in here as well, add is used internally
    // in the Set constructor (so it is undefined at this point, and should allow)
@@ -214,7 +214,7 @@ export class CodecSet extends Set<string> implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return `[${this.strings.join(', ')}]`;
  }

@@ -99,7 +99,7 @@ function decodeStructFromObject <T> (registry: Registry, Types: ConstructorDef,
 */
 function decodeStruct <T> (registry: Registry, Types: ConstructorDef, value: unknown, jsonMap: Map<any, string>): T {
  if (isHex(value)) {
-    return decodeStruct(registry, Types, hexToU8a(value.toString()), jsonMap);
+    return decodeStruct(registry, Types, hexToU8a(value), jsonMap);
  } else if (isU8a(value)) {
    const keys = Object.keys(Types);
    const values = decodeU8a(registry, value, Object.values(Types), keys);
@@ -245,7 +245,7 @@ export class Struct<
   * @description Returns a specific names entry in the structure
   * @param name The name of the entry to retrieve
   */
-  public get (name: keyof S): Codec | undefined {
+  public override get (name: keyof S): Codec | undefined {
    return super.get(name);
  }

@@ -309,7 +309,7 @@ export class Struct<
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return stringify(this.toJSON());
  }

@@ -73,7 +73,7 @@ export class Tuple extends AbstractArray<Codec> {
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.reduce((total, entry) => total + entry.encodedLength, 0);
  }

@@ -104,7 +104,7 @@ export class Tuple extends AbstractArray<Codec> {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    // Overwrite the default toString representation of Array.
    return stringify(this.toJSON());
  }
@@ -113,7 +113,7 @@ export class Tuple extends AbstractArray<Codec> {
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    return u8aConcat(
      ...this.map((entry): Uint8Array =>
        entry.toU8a(isBare)
@@ -43,7 +43,7 @@ export class U8aFixed extends Raw {
        super(registry, value, bitLength);
      }

-      public toRawType (): string {
+      public override toRawType (): string {
        return typeName || super.toRawType();
      }
    };
@@ -52,7 +52,7 @@ export class U8aFixed extends Raw {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return `[u8;${this.length}]`;
  }
 }
@@ -23,7 +23,7 @@ export class UInt extends AbstractInt {
        super(registry, value, bitLength);
      }

-      public toRawType (): string {
+      public override toRawType (): string {
        return typeName || super.toRawType();
      }
    };
@@ -73,7 +73,7 @@ export class Vec<T extends Codec> extends AbstractArray<T> {
  /**
   * @description Finds the index of the value in the array
   */
-  public indexOf (_other?: unknown): number {
+  public override indexOf (_other?: unknown): number {
    // convert type first, this removes overhead from the eq
    const other = _other instanceof this._Type
      ? _other
@@ -62,11 +62,11 @@ export class VecFixed<T extends Codec> extends AbstractArray<T> {
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.reduce((total, entry) => total + entry.encodedLength, 0);
  }

-  public toU8a (): Uint8Array {
+  public override toU8a (): Uint8Array {
    // we override, we don't add the length prefix for ourselves, and at the same time we
    // ignore isBare on entries, since they should be properly encoded at all times
    const encoded = this.map((entry) => entry.toU8a());
@@ -40,7 +40,7 @@ function initType<T extends Codec = Codec, K extends string = string> (registry:
    if (isU8a(value)) {
      checkInstance(value, created);
    } else if (isHex(value)) {
-      checkInstance(u8aToU8a(value.toString()), created);
+      checkInstance(u8aToU8a(value), created);
    }
  }

@@ -51,31 +51,32 @@ function injectErrors (_: Registry, metadata: Metadata, metadataErrors: Record<s

 // create event classes from metadata
 function injectEvents (registry: Registry, metadata: Metadata, metadataEvents: Record<string, Constructor<GenericEventData>>): void {
-  const modules = metadata.asLatest.modules;
-
  // decorate the events
-  modules
+  metadata.asLatest.modules
    .filter(({ events }) => events.isSome)
    .forEach((section, _sectionIndex): void => {
-      const sectionIndex = metadata.version >= 12 ? section.index.toNumber() : _sectionIndex;
+      const sectionIndex = metadata.version >= 12
+        ? section.index.toNumber()
+        : _sectionIndex;
      const sectionName = stringCamelCase(section.name);

      section.events.unwrap().forEach((meta, methodIndex): void => {
        const methodName = meta.name.toString();
-        const eventIndex = new Uint8Array([sectionIndex, methodIndex]);
-        // eslint-disable-next-line @typescript-eslint/no-unsafe-call,@typescript-eslint/no-unsafe-member-access
        const typeDef = meta.args.map((arg) => getTypeDef(arg));
-        let Types: Constructor<Codec>[] = [];
+        let Types: Constructor<Codec>[] | null = null;

-        try {
-          Types = typeDef.map((typeDef) => getTypeClass(registry, typeDef));
-        } catch (error) {
-          l.error(error);
-        }
+        // Lazy create the actual type classes right at the point of use
+        const getTypes = (): Constructor<Codec>[] => {
+          if (!Types) {
+            Types = typeDef.map((typeDef) => getTypeClass(registry, typeDef));
+          }

-        metadataEvents[u8aToHex(eventIndex)] = class extends GenericEventData {
+          return Types;
+        };
+
+        metadataEvents[u8aToHex(new Uint8Array([sectionIndex, methodIndex]))] = class extends GenericEventData {
          constructor (registry: Registry, value: Uint8Array) {
-            super(registry, value, Types, typeDef, meta, sectionName, methodName);
+            super(registry, value, getTypes(), typeDef, meta, sectionName, methodName);
          }
        };
      });
@@ -13,9 +13,9 @@ function decodeAccountId (value: AnyU8a | AnyString): AnyU8a {
  if (isU8a(value) || Array.isArray(value)) {
    return u8aToU8a(value);
  } else if (isHex(value) || isEthereumAddress(value)) {
-    return hexToU8a(value.toString());
+    return hexToU8a(value);
  } else if (isString(value)) {
-    return u8aToU8a((value as string).toString());
+    return u8aToU8a(value);
  }

  return value;
@@ -40,35 +40,35 @@ export class GenericEthereumAccountId extends U8aFixed {
  /**
   * @description Compares the value of the input to see if there is a match
   */
-  public eq (other?: unknown): boolean {
+  public override eq (other?: unknown): boolean {
    return super.eq(decodeAccountId(other as AnyU8a));
  }

  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (): string {
+  public override toHuman (): string {
    return this.toJSON();
  }

  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): string {
+  public override toJSON (): string {
    return this.toString();
  }

  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return GenericEthereumAccountId.encode(this);
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'AccountId';
  }
 }
@@ -69,7 +69,7 @@ export class GenericEthereumLookupSource extends Base<GenericEthereumAccountId |
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    const rawLength = this._rawLength;

    return rawLength + (
@@ -92,14 +92,14 @@ export class GenericEthereumLookupSource extends Base<GenericEthereumAccountId |
  /**
   * @description Returns a hex string representation of the value
   */
-  public toHex (): string {
+  public override toHex (): string {
    return u8aToHex(this.toU8a());
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Address';
  }

@@ -107,7 +107,7 @@ export class GenericEthereumLookupSource extends Base<GenericEthereumAccountId |
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    const encoded = this._raw.toU8a().subarray(0, this._rawLength);

    return isBare
@@ -73,7 +73,7 @@ abstract class ExtrinsicBase<A extends AnyTuple> extends Base<ExtrinsicVx | Extr
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.toU8a().length;
  }

@@ -243,14 +243,14 @@ export class GenericExtrinsic<A extends AnyTuple = AnyTuple> extends ExtrinsicBa
  /**
   * @description Returns a hex string representation of the value
   */
-  public toHex (isBare?: boolean): string {
+  public override toHex (isBare?: boolean): string {
    return u8aToHex(this.toU8a(isBare));
  }

  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (isExpanded?: boolean): AnyJson {
+  public override toHuman (isExpanded?: boolean): AnyJson {
    return {
      isSigned: this.isSigned,
      method: this.method.toHuman(isExpanded),
@@ -270,14 +270,14 @@ export class GenericExtrinsic<A extends AnyTuple = AnyTuple> extends ExtrinsicBa
  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): string {
+  public override toJSON (): string {
    return this.toHex();
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Extrinsic';
  }

@@ -285,7 +285,7 @@ export class GenericExtrinsic<A extends AnyTuple = AnyTuple> extends ExtrinsicBa
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value is not length-prefixed
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    // we do not apply bare to the internal values, rather this only determines out length addition,
    // where we strip all lengths this creates an extrinsic that cannot be decoded
    const encoded = u8aConcat(new Uint8Array([this.version]), this._raw.toU8a());
@@ -113,7 +113,7 @@ export class MortalEra extends Tuple {
  /**
   * @description Encoded length for mortals occupy 2 bytes, different from the actual Tuple since it is encoded. This is a shortcut fro `toU8a().length`
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return 2;
  }

@@ -134,7 +134,7 @@ export class MortalEra extends Tuple {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (): any {
+  public override toHuman (): any {
    return {
      period: formatNumber(this.period),
      phase: formatNumber(this.phase)
@@ -144,7 +144,7 @@ export class MortalEra extends Tuple {
  /**
   * @description Returns a JSON representation of the actual value
   */
-  public toJSON (): any {
+  public override toJSON (): any {
    return this.toHex();
  }

@@ -159,7 +159,7 @@ export class MortalEra extends Tuple {
   *     `period` is.
   */
  // eslint-disable-next-line @typescript-eslint/no-unused-vars
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    const period = this.period.toNumber();
    const phase = this.phase.toNumber();
    const quantizeFactor = Math.max(period >> 12, 1);
@@ -235,7 +235,7 @@ export class GenericExtrinsicEra extends Enum implements IExtrinsicEra {
  /**
   * @description Override the encoded length method
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.isImmortalEra
      ? this.asImmortalEra.encodedLength
      : this.asMortalEra.encodedLength;
@@ -277,7 +277,7 @@ export class GenericExtrinsicEra extends Enum implements IExtrinsicEra {
   * @description Encodes the value as a Uint8Array as per the parity-codec specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    return this.isMortalEra
      ? this.asMortalEra.toU8a(isBare)
      : this.asImmortalEra.toU8a(isBare);
@@ -112,7 +112,7 @@ export class GenericExtrinsicPayload extends Base<ExtrinsicPayloadVx> {
  /**
   * @description Compares the value of the input to see if there is a match
   */
-  public eq (other?: unknown): boolean {
+  public override eq (other?: unknown): boolean {
    return this._raw.eq(other);
  }

@@ -134,28 +134,28 @@ export class GenericExtrinsicPayload extends Base<ExtrinsicPayloadVx> {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (isExtended?: boolean): AnyJson {
+  public override toHuman (isExtended?: boolean): AnyJson {
    return this._raw.toHuman(isExtended);
  }

  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): any {
+  public override toJSON (): any {
    return this.toHex();
  }

  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return this.toHex();
  }

  /**
   * @description Returns a serialized u8a form
   */
-  public toU8a (isBare?: BareOpts): Uint8Array {
+  public override toU8a (isBare?: BareOpts): Uint8Array {
    // call our parent, with only the method stripped
    return super.toU8a(isBare ? { method: true } : false);
  }
@@ -54,7 +54,7 @@ export class GenericExtrinsicV4 extends Struct implements IExtrinsicImpl {
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.toU8a().length;
  }

@@ -58,7 +58,7 @@ export class GenericExtrinsicSignatureV4 extends Struct implements IExtrinsicSig
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.isSigned
      ? super.encodedLength
      : 0;
@@ -181,7 +181,7 @@ export class GenericExtrinsicSignatureV4 extends Struct implements IExtrinsicSig
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    return this.isSigned
      ? super.toU8a(isBare)
      : EMPTY_U8A;
@@ -14,10 +14,10 @@ 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);
  } else if (isString(value)) {
-    return isHex(value)
-      ? hexToU8a(value.toString())
-      : decodeAddress((value as string).toString());
+    return decodeAddress(value);
  }

  throw new Error(`Unknown type passed to AccountId constructor, found typeof ${typeof value}`);
@@ -43,35 +43,35 @@ export class GenericAccountId extends U8aFixed {
  /**
   * @description Compares the value of the input to see if there is a match
   */
-  public eq (other?: unknown): boolean {
+  public override eq (other?: unknown): boolean {
    return super.eq(decodeAccountId(other as AnyU8a));
  }

  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (): string {
+  public override toHuman (): string {
    return this.toJSON();
  }

  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): string {
+  public override toJSON (): string {
    return this.toString();
  }

  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return encodeAddress(this, this.registry.chainSS58);
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'AccountId';
  }
 }
@@ -81,7 +81,7 @@ export class GenericAccountIndex extends u32 {
  /**
   * @description Compares the value of the input to see if there is a match
   */
-  public eq (other?: unknown): boolean {
+  public override eq (other?: unknown): boolean {
    // shortcut for BN or Number, don't create an object
    if (isBn(other as string) || isNumber(other)) {
      return super.eq(other);
@@ -94,21 +94,21 @@ export class GenericAccountIndex extends u32 {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (): string {
+  public override toHuman (): string {
    return this.toJSON();
  }

  /**
   * @description Converts the Object to JSON, typically used for RPC transfers
   */
-  public toJSON (): string {
+  public override toJSON (): string {
    return this.toString();
  }

  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    const length = GenericAccountIndex.calcLength(this);

    return encodeAddress(this.toU8a().subarray(0, length), this.registry.chainSS58);
@@ -117,7 +117,7 @@ export class GenericAccountIndex extends u32 {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'AccountIndex';
  }
 }
@@ -52,7 +52,7 @@ export class GenericBlock extends Struct {
  /**
   * @description Block/header [[Hash]]
   */
-  public get hash (): CodecHash {
+  public override get hash (): CodecHash {
    return this.header.hash;
  }

@@ -93,7 +93,7 @@ function decodeCallViaU8a (registry: Registry, value: Uint8Array, _meta?: Functi
 */
 function decodeCall (registry: Registry, value: unknown | DecodedMethod | Uint8Array | string = new Uint8Array(), _meta?: FunctionMetadataLatest): DecodedMethod {
  if (isHex(value) || isU8a(value)) {
-    return decodeCallViaU8a(registry, u8aToU8a(value as string), _meta);
+    return decodeCallViaU8a(registry, u8aToU8a(value), _meta);
  } else if (isObject(value) && value.callIndex && value.args) {
    return decodeCallViaObject(registry, value as DecodedMethod, _meta);
  }
@@ -216,7 +216,7 @@ export class GenericCall<A extends AnyTuple = AnyTuple> extends Struct implement
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (isExpanded?: boolean): Record<string, AnyJson> {
+  public override toHuman (isExpanded?: boolean): Record<string, AnyJson> {
    let call: CallFunction | undefined;

    try {
@@ -244,7 +244,7 @@ export class GenericCall<A extends AnyTuple = AnyTuple> extends Struct implement
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Call';
  }
 }
@@ -103,21 +103,21 @@ export class GenericConsensusEngineId extends U8aFixed {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (): string {
+  public override toHuman (): string {
    return this.toString();
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'ConsensusEngineId';
  }

  /**
   * @description Override the default toString to return a 4-byte string
   */
-  public toString (): string {
+  public override toString (): string {
    return this.isAscii
      ? u8aToString(this)
      : u8aToHex(this);
@@ -10,6 +10,31 @@ import { Struct } from '../codec/Struct';
 import { Tuple } from '../codec/Tuple';
 import { Null } from '../primitive/Null';

+interface Decoded {
+  DataType: Constructor<Null> | Constructor<GenericEventData>;
+  value?: {
+    index: Uint8Array;
+    data: Uint8Array;
+  }
+}
+
+/** @internal */
+function decodeEvent (registry: Registry, value?: Uint8Array): Decoded {
+  if (!value || !value.length) {
+    return { DataType: Null };
+  }
+
+  const index = value.subarray(0, 2);
+
+  return {
+    DataType: registry.findMetaEvent(index),
+    value: {
+      data: value.subarray(2),
+      index
+    }
+  };
+}
+
 /**
 * @name GenericEventData
 * @description
@@ -72,7 +97,7 @@ export class GenericEvent extends Struct implements IEvent<Codec[]> {
  // Currently we _only_ decode from Uint8Array, since we expect it to
  // be used via EventRecord
  constructor (registry: Registry, _value?: Uint8Array) {
-    const { DataType, value } = GenericEvent.decodeEvent(registry, _value);
+    const { DataType, value } = decodeEvent(registry, _value);

    super(registry, {
      index: 'EventId',
@@ -81,23 +106,6 @@ export class GenericEvent extends Struct implements IEvent<Codec[]> {
    }, value);
  }

-  /** @internal */
-  public static decodeEvent (registry: Registry, value: Uint8Array = new Uint8Array()): { DataType: Constructor<Null> | Constructor<GenericEventData>; value?: { index: Uint8Array; data: Uint8Array } } {
-    if (!value.length) {
-      return { DataType: Null };
-    }
-
-    const index = value.subarray(0, 2);
-
-    return {
-      DataType: registry.findMetaEvent(index),
-      value: {
-        data: value.subarray(2),
-        index
-      }
-    };
-  }
-
  /**
   * @description The wrapped [[EventData]]
   */
@@ -143,7 +151,7 @@ export class GenericEvent extends Struct implements IEvent<Codec[]> {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (isExpanded?: boolean): Record<string, AnyJson> {
+  public override toHuman (isExpanded?: boolean): Record<string, AnyJson> {
    return {
      method: this.method,
      section: this.section,
@@ -69,7 +69,7 @@ export class GenericLookupSource extends Base<GenericAccountId | GenericAccountI
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    const rawLength = this._rawLength;

    return rawLength + (
@@ -92,14 +92,14 @@ export class GenericLookupSource extends Base<GenericAccountId | GenericAccountI
  /**
   * @description Returns a hex string representation of the value
   */
-  public toHex (): string {
+  public override toHex (): string {
    return u8aToHex(this.toU8a());
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Address';
  }

@@ -107,7 +107,7 @@ export class GenericLookupSource extends Base<GenericAccountId | GenericAccountI
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    const encoded = this._raw.toU8a().subarray(0, this._rawLength);

    return isBare
@@ -54,7 +54,7 @@ export class GenericMultiAddress extends Enum {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return this.value.toString();
  }
 }
@@ -105,7 +105,7 @@ export class GenericVote extends U8aFixed {
  /**
   * @description Converts the Object to to a human-friendly JSON, with additional fields, expansion and formatting of information
   */
-  public toHuman (isExpanded?: boolean): AnyJson {
+  public override toHuman (isExpanded?: boolean): AnyJson {
    return {
      conviction: this.conviction.toHuman(isExpanded),
      vote: this.isAye ? 'Aye' : 'Nay'
@@ -115,7 +115,7 @@ export class GenericVote extends U8aFixed {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Vote';
  }
 }
@@ -27,7 +27,8 @@ export default {
    },
    DestroyWitness: {
      instances: 'Compact<u32>',
-      instanceMetadatas: 'Compact<u32>'
+      instanceMetadatas: 'Compact<u32>',
+      attributes: 'Compact<u32>'
    },
    InstanceDetails: {
      owner: 'AccountId',
@@ -37,14 +38,12 @@ export default {
    },
    ClassMetadata: {
      deposit: 'DepositBalance',
-      name: 'Vec<u8>',
-      information: 'Vec<u8>',
+      data: 'Vec<u8>',
      isFrozen: 'bool'
    },
    InstanceMetadata: {
      deposit: 'DepositBalance',
-      name: 'Vec<u8>',
-      information: 'Vec<u8>',
+      data: 'Vec<u8>',
      isFrozen: 'bool'
    }
  }
@@ -24,8 +24,7 @@ export interface ClassId extends u32 {}
 /** @name ClassMetadata */
 export interface ClassMetadata extends Struct {
  readonly deposit: DepositBalance;
-  readonly name: Bytes;
-  readonly information: Bytes;
+  readonly data: Bytes;
  readonly isFrozen: bool;
 }

@@ -39,6 +38,7 @@ export interface DepositBalanceOf extends Balance {}
 export interface DestroyWitness extends Struct {
  readonly instances: Compact<u32>;
  readonly instanceMetadatas: Compact<u32>;
+  readonly attributes: Compact<u32>;
 }

 /** @name InstanceDetails */
@@ -55,8 +55,7 @@ export interface InstanceId extends u32 {}
 /** @name InstanceMetadata */
 export interface InstanceMetadata extends Struct {
  readonly deposit: DepositBalance;
-  readonly name: Bytes;
-  readonly information: Bytes;
+  readonly data: Bytes;
  readonly isFrozen: bool;
 }

@@ -3,4 +3,4 @@

 // Auto-generated by @polkadot/dev, do not edit

-export const packageInfo = { name: '@polkadot/types', version: '4.15.1' };
+export const packageInfo = { name: '@polkadot/types', version: '4.16.1' };
@@ -53,18 +53,18 @@ export class BitVec extends Raw {
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.length + compactToU8a(this._decodedLength).length;
  }

-  public toHuman (): string {
+  public override toHuman (): string {
    return `0b${[...this.toU8a(true)].map((d) => `00000000${d.toString(2)}`.slice(-8)).join('_')}`;
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'BitVec';
  }

@@ -72,7 +72,7 @@ export class BitVec extends Raw {
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    const bitVec = super.toU8a();

    return isBare
@@ -112,7 +112,7 @@ export class bool extends Boolean implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return this.toJSON().toString();
  }

@@ -54,14 +54,14 @@ export class Bytes extends Raw {
  /**
   * @description The length of the value when encoded as a Uint8Array
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.length + compactToU8a(this.length).length;
  }

  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Bytes';
  }

@@ -69,7 +69,7 @@ export class Bytes extends Raw {
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   * @param isBare true when the value has none of the type-specific prefixes (internal)
   */
-  public toU8a (isBare?: boolean): Uint8Array {
+  public override toU8a (isBare?: boolean): Uint8Array {
    return isBare
      ? super.toU8a(isBare)
      : compactAddLength(this);
@@ -61,61 +61,61 @@ export class Data extends Enum {
    assert(!this.isRaw || this.asRaw.length <= 32, 'Data.Raw values are limited to a maximum length of 32 bytes');
  }

-  get asBlakeTwo256 (): H256 {
+  public get asBlakeTwo256 (): H256 {
    return this.value as H256;
  }

-  get asKeccak256 (): H256 {
+  public get asKeccak256 (): H256 {
    return this.value as H256;
  }

-  get asRaw (): Bytes {
+  public get asRaw (): Bytes {
    return this.value as Bytes;
  }

-  get asSha256 (): H256 {
+  public get asSha256 (): H256 {
    return this.value as H256;
  }

-  get asShaThree256 (): H256 {
+  public get asShaThree256 (): H256 {
    return this.value as H256;
  }

-  get isBlakeTwo256 (): boolean {
+  public get isBlakeTwo256 (): boolean {
    return this.index === 2;
  }

-  get isKeccak256 (): boolean {
+  public get isKeccak256 (): boolean {
    return this.index === 4;
  }

-  get isNone (): boolean {
+  public override get isNone (): boolean {
    return this.index === 0;
  }

-  get isRaw (): boolean {
+  public get isRaw (): boolean {
    return this.index === 1;
  }

-  get isSha256 (): boolean {
+  public get isSha256 (): boolean {
    return this.index === 3;
  }

-  get isShaThree256 (): boolean {
+  public get isShaThree256 (): boolean {
    return this.index === 5;
  }

  /**
   * @description The encoded length
   */
-  public get encodedLength (): number {
+  public override get encodedLength (): number {
    return this.toU8a().length;
  }

  /**
   * @description Encodes the value as a Uint8Array as per the SCALE specifications
   */
-  public toU8a (): Uint8Array {
+  public override toU8a (): Uint8Array {
    if (this.index === 0) {
      return new Uint8Array(1);
    } else if (this.index === 1) {
@@ -252,7 +252,7 @@ export class StorageKey<A extends AnyTuple = AnyTuple> extends Bytes implements
  /**
   * @description Returns the Human representation for this type
   */
-  public toHuman (): AnyJson {
+  public override toHuman (): AnyJson {
    return this._args.length
      ? this._args.map((arg) => arg.toHuman())
      : super.toHuman();
@@ -261,7 +261,7 @@ export class StorageKey<A extends AnyTuple = AnyTuple> extends Bytes implements
  /**
   * @description Returns the raw type for this
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'StorageKey';
  }
 }
@@ -13,7 +13,7 @@ const MAX_LENGTH = 128 * 1024;
 /** @internal */
 function decodeText (value?: null | Text | string | AnyU8a | { toString: () => string }): string {
  if (isHex(value)) {
-    return u8aToString(hexToU8a(value.toString()));
+    return u8aToString(hexToU8a(value));
  } else if (value instanceof Uint8Array) {
    if (!value.length) {
      return '';
@@ -84,7 +84,7 @@ export class Text extends String implements Codec {
  /**
   * @description The length of the value
   */
-  public get length (): number {
+  public override get length (): number {
    // only included here since we ignore inherited docs
    return super.length;
  }
@@ -138,7 +138,7 @@ export class Text extends String implements Codec {
  /**
   * @description Returns the string representation of the value
   */
-  public toString (): string {
+  public override toString (): string {
    return this.#override || super.toString();
  }

@@ -23,7 +23,7 @@ export class Type extends Text {
  /**
   * @description Returns the base runtime type name for this instance
   */
-  public toRawType (): string {
+  public override toRawType (): string {
    return 'Type';
  }
 }
Author	SHA1	Message	Date
Github Actions	bf2c560db5	[CI Skip] release/stable 4.16.1 skip-checks: true	2021-06-26 08:48:42 +00:00
Jaco	63189a6196	4.16 (#3701 )	2021-06-26 10:37:06 +02:00
Jaco	9990690332	Bump common (#3700 )	2021-06-26 10:10:46 +02:00
Github Actions	ee163cc342	[CI Skip] release/beta 4.15.2-10 skip-checks: true	2021-06-26 05:54:47 +00:00
Jaco	cf27f7e11b	Add Kusama & Westend 9070 upgrade blocks (#3699 )	2021-06-26 08:43:58 +03:00
Github Actions	12986865c8	[CI Skip] release/beta 4.15.2-9 skip-checks: true	2021-06-25 15:14:24 +00:00
Jaco	aac0fc741a	Add polkadot 9050 upgrade block (#3698 ) * Add polkadot 9050 upgrade block * CHANGELOG expansion * CHAGELOG wording	2021-06-25 17:04:07 +02:00
Github Actions	c33f95d64b	[CI Skip] release/beta 4.15.2-8 skip-checks: true	2021-06-25 11:14:03 +00:00
Jaco	eb7255b34f	Bump util (#3695 )	2021-06-25 13:04:35 +02:00
Github Actions	3982798d5e	[CI Skip] release/beta 4.15.2-7 skip-checks: true	2021-06-25 09:39:35 +00:00
Yuri	ded1ebd4e7	fixes #3693 Fix uniques return types (#3694 )	2021-06-25 11:30:44 +02:00
Github Actions	c261d4e333	[CI Skip] release/beta 4.15.2-6 skip-checks: true	2021-06-23 14:27:46 +00:00
Jaco	7b1400e238	Bump common (#3690 )	2021-06-23 16:18:49 +02:00
Github Actions	7c2048bc6b	[CI Skip] release/beta 4.15.2-5 skip-checks: true	2021-06-23 13:00:32 +00:00
Jaco	2b1d5664fe	Adjust contract registry (#3689 )	2021-06-23 14:49:51 +02:00
Github Actions	5403686e20	[CI Skip] release/beta 4.15.2-4 skip-checks: true	2021-06-23 12:39:41 +00:00
Jaco	e90c72fc8b	ABI indexes are 0-based from 0.7+ (#3688 )	2021-06-23 14:31:18 +02:00
Github Actions	1910ef54a4	[CI Skip] release/beta 4.15.2-3 skip-checks: true	2021-06-23 09:18:59 +00:00
Jaco	45686f9482	Bump deps (#3686 ) * Bump deps * Add override (as applicable)	2021-06-23 11:10:12 +02:00
Github Actions	a6b0d214af	[CI Skip] release/beta 4.15.2-2 skip-checks: true	2021-06-22 08:36:05 +00:00
Jaco	2a1a2a936b	Update .123trigger	2021-06-22 10:24:33 +02:00
Jaco	060275d1ae	Event lazy create classes (#3685 ) * Event lazy create classes * head fallback	2021-06-22 09:49:45 +02:00
Github Actions	abb54d2538	[CI Skip] release/beta 4.15.2-1 skip-checks: true	2021-06-21 12:16:05 +00:00
Jaco	98fc472a40	Add 9050 upgrade blocks (#3683 ) * Add 9050 upgrade blocks * CHANGELOG	2021-06-21 14:06:09 +02:00
Github Actions	4034429042	[CI Skip] release/beta 4.15.2-0 skip-checks: true	2021-06-21 09:16:45 +00:00
Jaco	ca212b8736	Bump static metadata (#3682 )	2021-06-21 11:06:38 +02:00