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https://issues.apache.org/jira/browse/ARROW-12302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dominik Moritz reassigned ARROW-12302:
--------------------------------------
Assignee: Paul Taylor
> [JS] Arrow does not compile with Typescript 4.2
> -----------------------------------------------
>
> Key: ARROW-12302
> URL: https://issues.apache.org/jira/browse/ARROW-12302
> Project: Apache Arrow
> Issue Type: Bug
> Components: JavaScript
> Reporter: Dominik Moritz
> Assignee: Paul Taylor
> Priority: Major
>
> {code:java}
> yarn tsc
> yarn run v1.22.10
> $ /Users/dominik/Code/arrow/js/node_modules/.bin/tsc
> src/bin/arrow2csv.ts:104:24 - error TS7057: 'yield' expression implicitly
> results in an 'any' type because its containing generator lacks a return-type
> annotation.104 reader && (yield reader);
> ~~~~~~~~~~~~src/bin/arrow2csv.ts:115:28 - error
> TS7057: 'yield' expression implicitly results in an 'any' type because its
> containing generator lacks a return-type annotation.115
> reader && (yield reader);
> ~~~~~~~~~~~~src/interfaces.ts:255:5 - error
> TS2502: '[Type.List ]' is referenced directly or indirectly
> in its own type annotation.255 [Type.List ]: T extends
> type.List ? vecs.ListVector<T['valueType']>
> : never ;
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~src/interfaces.ts:258:5 - error TS2502:
> '[Type.FixedSizeList ]' is referenced directly or indirectly in its
> own type annotation.258 [Type.FixedSizeList ]: T extends
> type.FixedSizeList ? vecs.FixedSizeListVector<T['valueType']>
> : never ;
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~src/io/adapters.ts:207:25 - error TS2304:
> Cannot find name 'ReadableStreamBYOBReader'.207 private byobReader:
> ReadableStreamBYOBReader | null = null;
> ~~~~~~~~~~~~~~~~~~~~~~~~src/io/adapters.ts:209:21
> - error TS2304: Cannot find name 'ReadableStreamBYOBReader'.209 private
> reader: ReadableStreamBYOBReader | ReadableStreamDefaultReader<T> | null;
> ~~~~~~~~~~~~~~~~~~~~~~~~src/io/adapters.ts:264:56 -
> error TS2554: Expected 0 arguments, but got 1.264 this.byobReader
> = this.source['getReader']({ mode: 'byob' });
>
> ~~~~~~~~~~~~~~~~src/io/adapters.ts:283:33 - error TS2304: Cannot find name
> 'ReadableStreamBYOBReader'.283 async function readInto(reader:
> ReadableStreamBYOBReader, buffer: ArrayBufferLike, offset: number, size:
> number): Promise<ReadableStreamReadResult<Uint8Array>> {
>
> ~~~~~~~~~~~~~~~~~~~~~~~~src/io/adapters.ts:303:17 - error TS2322: Type
> '(value: [T, any] | PromiseLike<[T, any]>) => void' is not assignable to type
> '(value?: [T, any] | PromiseLike<[T, any]> | undefined) => void'.303
> (r) => (resolve = r) && stream['once'](event, handler)
> ~~~~~~~src/io/adapters.ts:303:17 - error TS2322: Type
> '(value: [T, any] | PromiseLike<[T, any]>) => void' is not assignable to type
> '(value?: [T, any] | PromiseLike<[T, any]> | undefined) => void'.
> Types of parameters 'value' and 'value' are incompatible.
> Type '[T, any] | PromiseLike<[T, any]> | undefined' is not assignable to
> type '[T, any] | PromiseLike<[T, any]>'.
> Type 'undefined' is not assignable to type '[T, any] | PromiseLike<[T,
> any]>'.303 (r) => (resolve = r) && stream['once'](event, handler)
> ~~~~~~~src/io/adapters.ts:394:45 - error TS2794: Expected
> 1 arguments, but got 0. Did you forget to include 'void' in your type
> argument to 'Promise'?394 err != null ? reject(err) :
> resolve();
> ~~~~~~~~~
> node_modules/typescript/lib/lib.es2015.promise.d.ts:33:34
> 33 new <T>(executor: (resolve: (value: T | PromiseLike<T>) => void,
> reject: (reason?: any) => void) => void): Promise<T>;
> ~~~~~~~~~~~~~~~~~~~~~~~~~
> An argument for 'value' was not provided.src/io/interfaces.ts:79:58 -
> error TS2304: Cannot find name 'PipeOptions'.79 public pipeTo(writable:
> WritableStream<T>, options?: PipeOptions) { return
> this._getDOMStream().pipeTo(writable, options); }
>
> ~~~~~~~~~~~src/io/interfaces.ts:80:119 - error TS2304: Cannot find name
> 'PipeOptions'.80 public pipeThrough<R extends
> ReadableStream<any>>(duplex: { writable: WritableStream<T>, readable: R },
> options?: PipeOptions) {
>
>
> ~~~~~~~~~~~src/io/interfaces.ts:169:39 - error TS2322: Type '(value:
> IteratorResult<TReadable, any> | PromiseLike<IteratorResult<TReadable, any>>)
> => void' is not assignable to type '(value?: IteratorResult<TReadable, any> |
> PromiseLike<IteratorResult<TReadable, any>> | undefined) => void'.
> Types of parameters 'value' and 'value' are incompatible.
> Type 'IteratorResult<TReadable, any> |
> PromiseLike<IteratorResult<TReadable, any>> | undefined' is not assignable to
> type 'IteratorResult<TReadable, any> | PromiseLike<IteratorResult<TReadable,
> any>>'.
> Type 'undefined' is not assignable to type 'IteratorResult<TReadable,
> any> | PromiseLike<IteratorResult<TReadable, any>>'.169
> this.resolvers.push({ resolve, reject });
> ~~~~~~~ src/io/interfaces.ts:96:24
> 96 type Resolution<T> = { resolve: (value?: T | PromiseLike<T>) => void;
> reject: (reason?: any) => void; };
> ~~~~~~~
> The expected type comes from property 'resolve' which is declared here on
> type 'Resolution<IteratorResult<TReadable, any>>'src/io/whatwg/writer.ts:33:9
> - error TS2322: Type 'string' is not assignable to type 'undefined'.33
> type: 'bytes',
> ~~~~src/recordbatch.ts:48:19 - error TS2394: This overload
> signature is not compatible with its implementation signature.48 public
> static from<T extends { [key: string]: DataType } = any, TNull =
> any>(options: VectorBuilderOptionsAsync<Struct<T>, TNull>): Promise<Table<T>>;
> ~~~~ src/recordbatch.ts:50:19
> 50 public static from<T extends { [key: string]: DataType } = any,
> TNull = any>(options: VectorBuilderOptions<Struct<T>, TNull> |
> VectorBuilderOptionsAsync<Struct<T>, TNull>) {
> ~~~~
> The implementation signature is declared here.src/util/buffer.ts:89:11 -
> error TS2304: Cannot find name 'ReadableStreamReadResult'.89
> ReadableStreamReadResult<ArrayBufferView | ArrayBufferLike | ArrayBufferView
> | Iterable<number> | ArrayLike<number> | ByteBuffer | string | null |
> undefined> ;
> ~~~~~~~~~~~~~~~~~~~~~~~~src/vector/index.ts:88:55 - error
> TS2502: 'args' is referenced directly or indirectly in its own type
> annotation.88 function newVector<T extends DataType>(data: Data<T>, ...args:
> VectorCtorArgs<V<T>>): V<T> {
>
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~src/vector/map.ts:26:12 - error TS7023: 'asList'
> implicitly has return type 'any' because it does not have a return type
> annotation and is referenced directly or indirectly in one of its return
> expressions.26 public asList() {
> ~~~~~~
> Found 19 errors.
> {code}
>
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