| 1 | // flow-typed signature: e6e6768618776352dd676f63502aea4d |
| 2 | // flow-typed version: 40e7dfcbd5/streams/flow_>=v0.261.x |
| 3 | |
| 4 | type TextEncodeOptions = {options?: boolean, ...}; |
| 5 | |
| 6 | declare class ReadableStreamController { |
| 7 | constructor( |
| 8 | stream: ReadableStream, |
| 9 | underlyingSource: UnderlyingSource, |
| 10 | size: number, |
| 11 | highWaterMark: number |
| 12 | ): void; |
| 13 | |
| 14 | desiredSize: number; |
| 15 | |
| 16 | close(): void; |
| 17 | enqueue(chunk: any): void; |
| 18 | error(error: Error): void; |
| 19 | } |
| 20 | |
| 21 | declare class ReadableStreamBYOBRequest { |
| 22 | constructor(controller: ReadableStreamController, view: $TypedArray): void; |
| 23 | |
| 24 | view: $TypedArray; |
| 25 | |
| 26 | respond(bytesWritten: number): ?any; |
| 27 | respondWithNewView(view: $TypedArray): ?any; |
| 28 | } |
| 29 | |
| 30 | declare class ReadableByteStreamController extends ReadableStreamController { |
| 31 | constructor( |
| 32 | stream: ReadableStream, |
| 33 | underlyingSource: UnderlyingSource, |
| 34 | highWaterMark: number |
| 35 | ): void; |
| 36 | |
| 37 | byobRequest: ReadableStreamBYOBRequest; |
| 38 | } |
| 39 | |
| 40 | declare class ReadableStreamReader { |
| 41 | constructor(stream: ReadableStream): void; |
| 42 | |
| 43 | closed: boolean; |
| 44 | |
| 45 | cancel(reason: string): Promise<void>; |
| 46 | read(): Promise<{ |
| 47 | value: ?any, |
| 48 | done: boolean, |
| 49 | ... |
| 50 | }>; |
| 51 | releaseLock(): void; |
| 52 | } |
| 53 | |
| 54 | declare interface UnderlyingSource { |
| 55 | autoAllocateChunkSize?: number; |
| 56 | type?: string; |
| 57 | |
| 58 | start?: (controller: ReadableStreamController) => ?Promise<void>; |
| 59 | pull?: (controller: ReadableStreamController) => ?Promise<void>; |
| 60 | cancel?: (reason: string) => ?Promise<void>; |
| 61 | } |
| 62 | |
| 63 | declare class TransformStream { |
| 64 | readable: ReadableStream; |
| 65 | writable: WritableStream; |
| 66 | } |
| 67 | |
| 68 | interface PipeThroughTransformStream { |
| 69 | readable: ReadableStream; |
| 70 | writable: WritableStream; |
| 71 | } |
| 72 | |
| 73 | type PipeToOptions = { |
| 74 | preventClose?: boolean, |
| 75 | preventAbort?: boolean, |
| 76 | preventCancel?: boolean, |
| 77 | ... |
| 78 | }; |
| 79 | |
| 80 | type QueuingStrategy = { |
| 81 | highWaterMark: number, |
| 82 | size(chunk: ?any): number, |
| 83 | ... |
| 84 | }; |
| 85 | |
| 86 | declare class ReadableStream { |
| 87 | constructor( |
| 88 | underlyingSource: ?UnderlyingSource, |
| 89 | queuingStrategy: ?QueuingStrategy |
| 90 | ): void; |
| 91 | |
| 92 | locked: boolean; |
| 93 | |
| 94 | cancel(reason: string): void; |
| 95 | getReader(): ReadableStreamReader; |
| 96 | pipeThrough(transform: PipeThroughTransformStream, options: ?any): void; |
| 97 | pipeTo(dest: WritableStream, options: ?PipeToOptions): Promise<void>; |
| 98 | tee(): [ReadableStream, ReadableStream]; |
| 99 | } |
| 100 | |
| 101 | declare interface WritableStreamController { |
| 102 | error(error: Error): void; |
| 103 | } |
| 104 | |
| 105 | declare interface UnderlyingSink { |
| 106 | autoAllocateChunkSize?: number; |
| 107 | type?: string; |
| 108 | |
| 109 | abort?: (reason: string) => ?Promise<void>; |
| 110 | close?: (controller: WritableStreamController) => ?Promise<void>; |
| 111 | start?: (controller: WritableStreamController) => ?Promise<void>; |
| 112 | write?: (chunk: any, controller: WritableStreamController) => ?Promise<void>; |
| 113 | } |
| 114 | |
| 115 | declare interface WritableStreamWriter { |
| 116 | closed: Promise<any>; |
| 117 | desiredSize?: number; |
| 118 | ready: Promise<any>; |
| 119 | |
| 120 | abort(reason: string): ?Promise<any>; |
| 121 | close(): Promise<any>; |
| 122 | releaseLock(): void; |
| 123 | write(chunk: any): Promise<any>; |
| 124 | } |
| 125 | |
| 126 | declare class WritableStream { |
| 127 | constructor( |
| 128 | underlyingSink: ?UnderlyingSink, |
| 129 | queuingStrategy: QueuingStrategy |
| 130 | ): void; |
| 131 | |
| 132 | locked: boolean; |
| 133 | |
| 134 | abort(reason: string): void; |
| 135 | getWriter(): WritableStreamWriter; |
| 136 | } |