Build esm (& add x-rxjs package) (#2942)

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

@@ -1,11 +1,11 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
 import type { BlockNumber } from '@polkadot/types/interfaces';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { map } from 'rxjs/operators';
+import { map } from '@polkadot/x-rxjs/operators';
 
 import { memo } from '../util';
 

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

@@ -1,11 +1,11 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
 import type { BlockNumber } from '@polkadot/types/interfaces';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { map } from 'rxjs/operators';
+import { map } from '@polkadot/x-rxjs/operators';
 
 import { memo } from '../util';
 

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

@@ -1,12 +1,12 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
 import type { BlockNumber } from '@polkadot/types/interfaces';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { combineLatest } from 'rxjs';
-import { map } from 'rxjs/operators';
+import { combineLatest } from '@polkadot/x-rxjs';
+import { map } from '@polkadot/x-rxjs/operators';
 
 import { memo } from '../util';
 

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

@@ -1,11 +1,11 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { combineLatest, of } from 'rxjs';
-import { catchError, map } from 'rxjs/operators';
+import { combineLatest, of } from '@polkadot/x-rxjs';
+import { catchError, map } from '@polkadot/x-rxjs/operators';
 
 import { SignedBlockExtended } from '../type';
 import { memo } from '../util';

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

@@ -1,11 +1,11 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { combineLatest, of } from 'rxjs';
-import { catchError, map } from 'rxjs/operators';
+import { combineLatest, of } from '@polkadot/x-rxjs';
+import { catchError, map } from '@polkadot/x-rxjs/operators';
 
 import { HeaderExtended } from '../type';
 import { memo } from '../util';

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

@@ -1,13 +1,13 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
 import type { EventRecord, Hash, SignedBlock } from '@polkadot/types/interfaces';
+import type { Observable } from '@polkadot/x-rxjs';
 import type { FullNewBlock } from '../types';
 
-import { combineLatest, of } from 'rxjs';
-import { map, switchMap } from 'rxjs/operators';
+import { combineLatest, of } from '@polkadot/x-rxjs';
+import { map, switchMap } from '@polkadot/x-rxjs/operators';
 
 import { memo } from '../util';
 

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

@@ -1,11 +1,11 @@
 // Copyright 2017-2020 @polkadot/api-derive authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { Observable } from 'rxjs';
 import type { ApiInterfaceRx } from '@polkadot/api/types';
+import type { Observable } from '@polkadot/x-rxjs';
 
-import { combineLatest, of } from 'rxjs';
-import { map } from 'rxjs/operators';
+import { combineLatest, of } from '@polkadot/x-rxjs';
+import { map } from '@polkadot/x-rxjs/operators';
 
 import { HeaderExtended } from '../type';
 import { memo } from '../util';