SPDX (#2619)

packages/api-contract/src/Abi.spec.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { TypeRegistry } from '@polkadot/types';
 

packages/api-contract/src/Abi.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { Registry } from '@polkadot/types/types';
 import { AbiConstructors, AbiMessages, ContractABI, ContractABIPre, ContractABIFn, InterfaceAbi } from './types';

packages/api-contract/src/ContractRegistry.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { CodecArg, Constructor, Registry, TypeDef } from '@polkadot/types/types';
 import { ContractABIArgBasePre, ContractABIContract, ContractABIContractPre, ContractABIEvent, ContractABIEventPre, ContractABIFn, ContractABIFnArg, ContractABIMessage, ContractABIMessageBase, ContractABIMessagePre, ContractABI, ContractABIMessageCommon, ContractABIPre, ContractABIRange, ContractABIRangePre, ContractABIStorage, ContractABIStorageLayout, ContractABIStorageLayoutPre, ContractABIStoragePre, ContractABIStorageStruct, ContractABIStorageStructPre, ContractABITypePre } from './types';

packages/api-contract/src/MetaRegistry.spec.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/types authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { TypeRegistry } from '@polkadot/types';
 

packages/api-contract/src/MetaRegistry.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { MetaRegistryItem, MetaRegistryJson, MetaTypeDefClikeEnum, MetaType, MetaTypeDefEnum, MetaTypeDefEnumVariant, MetaTypeDefEnumVariantStruct, MetaTypeDefEnumVariantTupleStruct, MetaTypeDefEnumVariantUnit, MetaTypeDefStruct, MetaTypeDefStructField, MetaTypeDefTupleStruct, MetaTypeDefUnion, MetaTypeIdCustom, MetaTypeIdVec, MetaTypeIdVecFixed, MetaTypeInfo, Registry, StringIndex, TypeDef, TypeDefInfo, TypeIndex } from '@polkadot/types/types';
 

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

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiTypes, DecorateMethod } from '@polkadot/api/types';
 import { AccountId, Address, Hash } from '@polkadot/types/interfaces';

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

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiTypes, DecorateMethod } from '@polkadot/api/types';
 import { AccountId, Address, Hash } from '@polkadot/types/interfaces';

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

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiTypes, DecorateMethod, ObsInnerType } from '@polkadot/api/types';
 import { AccountId, Address, ContractExecResult } from '@polkadot/types/interfaces';

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

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export { default as Blueprint } from './Blueprint';
 export { default as Code } from './Code';

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

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiTypes, DecorateMethod, DecoratedRpc, SubmittableModuleExtrinsics } from '@polkadot/api/types';
 import { RpcInterface } from '@polkadot/rpc-core/types';

packages/api-contract/src/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export { default as Abi } from './Abi';
 export * from './rx';

packages/api-contract/src/promise/PromiseBlueprint.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { Hash } from '@polkadot/types/interfaces';
 import { ContractABIPre } from '../types';

packages/api-contract/src/promise/PromiseCode.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ContractABIPre } from '../types';
 

packages/api-contract/src/promise/PromiseContract.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId } from '@polkadot/types/interfaces';
 import { ContractABIPre } from '../types';

packages/api-contract/src/promise/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export { default as PromiseBlueprint } from './PromiseBlueprint';
 export { default as PromiseCode } from './PromiseCode';

packages/api-contract/src/rx/RxBlueprint.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { Hash } from '@polkadot/types/interfaces';
 import { ContractABIPre } from '../types';

packages/api-contract/src/rx/RxCode.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ContractABIPre } from '../types';
 

packages/api-contract/src/rx/RxContract.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId } from '@polkadot/types/interfaces';
 import { ContractABIPre } from '../types';

packages/api-contract/src/rx/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export { default as RxBlueprint } from './RxBlueprint';
 export { default as RxCode } from './RxCode';

packages/api-contract/src/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-contract authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiTypes, DecorateMethod } from '@polkadot/api/types';
 import { AccountId, Address, ContractExecResult } from '@polkadot/types/interfaces';

packages/api-contract/src/util.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/rpc-core authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { Codec, Registry, TypeDef, TypeDefInfo } from '@polkadot/types/types';
 

packages/api-derive/src/accounts/accountId.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, Address } from '@polkadot/types/interfaces';
 

packages/api-derive/src/accounts/flags.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, Address, Balance } from '@polkadot/types/interfaces';

packages/api-derive/src/accounts/idAndIndex.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, Address } from '@polkadot/types/interfaces';
 import { AccountIdAndIndex } from '../types';

packages/api-derive/src/accounts/idToIndex.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex } from '@polkadot/types/interfaces';
 import { AccountIndexes } from '../types';

packages/api-derive/src/accounts/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './accountId';
 export * from './flags';

packages/api-derive/src/accounts/indexToId.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, BalanceOf } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/accounts/indexes.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, AccountIndex } from '@polkadot/types/interfaces';

packages/api-derive/src/accounts/info.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, AccountIndex, Address, Balance, Registration } from '@polkadot/types/interfaces';

packages/api-derive/src/accounts/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, RegistrationJudgement } from '@polkadot/types/interfaces';
 

packages/api-derive/src/balances/account.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountData, AccountIndex, AccountInfo, Address, Balance, Index } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/balances/all.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, Address, Balance, BalanceLock, BalanceLockTo212, BlockNumber, VestingInfo, VestingSchedule } from '@polkadot/types/interfaces';
 import { DeriveBalancesAccount, DeriveBalancesAll } from '../types';

packages/api-derive/src/balances/fees.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Balance } from '@polkadot/types/interfaces';

packages/api-derive/src/balances/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { all } from './all';
 

packages/api-derive/src/balances/votingBalances.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, AccountIndex, Address } from '@polkadot/types/interfaces';
 import { DeriveBalancesAccount } from '../types';

packages/api-derive/src/chain/bestNumber.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/chain/bestNumberFinalized.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/chain/bestNumberLag.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/chain/getBlock.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 

packages/api-derive/src/chain/getHeader.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 

packages/api-derive/src/chain/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './bestNumber';
 export * from './bestNumberFinalized';

packages/api-derive/src/chain/subscribeNewHeads.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 

packages/api-derive/src/collective/index.ts

@@ -1,5 +1,4 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './proposals';

packages/api-derive/src/collective/proposals.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Hash, Proposal, Votes } from '@polkadot/types/interfaces';

packages/api-derive/src/contracts/fees.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { DeriveContractFees } from '../types';

packages/api-derive/src/contracts/index.ts

@@ -1,5 +1,4 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './fees';

packages/api-derive/src/council/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './proposals';
 export * from './votes';

packages/api-derive/src/council/proposals.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { DeriveCollectiveProposals } from '../types';

packages/api-derive/src/council/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance } from '@polkadot/types/interfaces';
 

packages/api-derive/src/council/votes.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/council/votesOf.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId } from '@polkadot/types/interfaces';
 import { ApiInterfaceRx } from '@polkadot/api/types';

packages/api-derive/src/democracy/dispatchQueue.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber, Hash, ReferendumIndex, Scheduled } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/democracy/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './dispatchQueue';
 export * from './locks';

packages/api-derive/src/democracy/locks.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, ReferendumInfo, ReferendumInfoTo239, VotingDelegating, VotingDirect, VotingDirectVote } from '@polkadot/types/interfaces';
 import { ApiInterfaceRx } from '@polkadot/api/types';

packages/api-derive/src/democracy/nextExternal.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { Hash, VoteThreshold } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/democracy/preimage.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance, BlockNumber, Hash } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/democracy/preimages.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance, BlockNumber, Hash } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/democracy/proposals.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance, Hash, PropIndex } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/democracy/referendumIds.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { ReferendumIndex } from '@polkadot/types/interfaces';

packages/api-derive/src/democracy/referendums.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { DeriveReferendumExt } from '../types';

packages/api-derive/src/democracy/referendumsActive.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { DeriveReferendum } from '../types';

packages/api-derive/src/democracy/referendumsFinished.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { ReferendumInfo, ReferendumInfoFinished } from '@polkadot/types/interfaces';

packages/api-derive/src/democracy/referendumsInfo.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, ReferendumInfo, ReferendumInfoTo239, Vote, Voting, VotingDirectVote, VotingDelegating } from '@polkadot/types/interfaces';

packages/api-derive/src/democracy/sqrtElectorate.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 

packages/api-derive/src/democracy/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import type BN from 'bn.js';
 import { AccountId, Balance, BlockNumber, Hash, Proposal, PropIndex, ReferendumInfoTo239, ReferendumStatus, Vote, ReferendumIndex, VoteThreshold } from '@polkadot/types/interfaces';

packages/api-derive/src/democracy/util.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, Balance, BlockNumber, PreimageStatus, Proposal, ReferendumInfo, ReferendumInfoTo239, ReferendumStatus, Tally, VoteThreshold } from '@polkadot/types/interfaces';

packages/api-derive/src/elections/index.ts

@@ -1,5 +1,4 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './info';

packages/api-derive/src/elections/info.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance, BlockNumber } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/elections/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, Balance, BlockNumber, SetIndex, VoteIndex } from '@polkadot/types/interfaces';
 

packages/api-derive/src/imOnline/index.ts

@@ -1,5 +1,4 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './receivedHeartbeats';

packages/api-derive/src/imOnline/receivedHeartbeats.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId } from '@polkadot/types/interfaces';
 import { DeriveHeartbeats } from '../types';

packages/api-derive/src/index.spec.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 /* eslint-disable @typescript-eslint/no-unsafe-return */
 /* eslint-disable @typescript-eslint/no-unsafe-call */

packages/api-derive/src/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AnyFunction } from '@polkadot/types/types';

packages/api-derive/src/parachains/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './info';
 export * from './overview';

packages/api-derive/src/parachains/info.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { CollatorId, ParaId } from '@polkadot/types/interfaces';
 import { DeriveParachainInfo, DeriveParachainFull, DeriveParachainActive } from '../types';

packages/api-derive/src/parachains/overview.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ParaId } from '@polkadot/types/interfaces';
 import { DeriveParachain, DeriveParachainInfo } from '../types';

packages/api-derive/src/parachains/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { CollatorId, ParaId, ParaInfo, Retriable, UpwardMessage } from '@polkadot/types/interfaces';
 import { ITuple } from '@polkadot/types/types';

packages/api-derive/src/session/eraLength.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/session/eraProgress.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/session/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './eraLength';
 export * from './eraProgress';

packages/api-derive/src/session/indexes.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { ActiveEraInfo, EraIndex, Moment, SessionIndex } from '@polkadot/types/interfaces';

packages/api-derive/src/session/info.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { SessionIndex } from '@polkadot/types/interfaces';
 import { DeriveSessionInfo, DeriveSessionIndexes } from '../types';

packages/api-derive/src/session/progress.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { SessionIndex } from '@polkadot/types/interfaces';
 import { DeriveSessionInfo, DeriveSessionProgress } from '../types';

packages/api-derive/src/session/sessionProgress.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber } from '@polkadot/types/interfaces';
 

packages/api-derive/src/session/types.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { BlockNumber, EraIndex, Moment, SessionIndex } from '@polkadot/types/interfaces';
 

packages/api-derive/src/society/candidates.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, BalanceOf, Bid, BidKind } from '@polkadot/types/interfaces';

packages/api-derive/src/society/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './candidates';
 export * from './info';

packages/api-derive/src/society/info.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, BalanceOf, Bid } from '@polkadot/types/interfaces';

packages/api-derive/src/society/member.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId, Balance, BlockNumber, SocietyVote, StrikeCount, VouchingStatus } from '@polkadot/types/interfaces';

packages/api-derive/src/society/members.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { AccountId } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/account.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Balance, StakingLedger, UnlockChunk } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/currentPoints.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { AccountId, EraPoints, EraRewardPoints, RewardPoint } from '@polkadot/types/interfaces';
 import { ApiInterfaceRx } from '@polkadot/api/types';

packages/api-derive/src/staking/electedInfo.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { DeriveStakingElected } from '../types';

packages/api-derive/src/staking/erasExposure.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { EraIndex, Exposure } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/erasHistoric.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { ActiveEraInfo, EraIndex } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/erasPoints.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { EraIndex, EraRewardPoints } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/erasPrefs.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { EraIndex, ValidatorPrefs } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/erasRewards.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { Balance, EraIndex } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/erasSlashes.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 import { ApiInterfaceRx } from '@polkadot/api/types';
 import { BalanceOf, EraIndex, Perbill } from '@polkadot/types/interfaces';

packages/api-derive/src/staking/index.ts

@@ -1,6 +1,5 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
-// This software may be modified and distributed under the terms
-// of the Apache-2.0 license. See the LICENSE file for details.
+// SPDX-License-Identifier: Apache-2.0
 
 export * from './account';
 export * from './currentPoints';