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Upgrade bindings, add streaming to Browser SDK (#825)
* Upgrade bindings * Remove pinnedFrameUrl from Node SDK * Remove pinnedFrameUrl from Browser SDK * Remove pinnedFrameUrl from dev tool * Add streaming to Browser SDK * Create slow-rocks-marry.md * Increase test timeout * Refactor browser SDK streaming tests
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,6 @@ | ||
| --- | ||
| "@xmtp/browser-sdk": patch | ||
| "@xmtp/node-sdk": patch | ||
| --- | ||
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| Upgrade bindings, add streaming to Browser SDK |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| type ResolveValue<T> = { | ||
| value: T | undefined; | ||
| done: boolean; | ||
| }; | ||
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| type ResolveNext<T> = (resolveValue: ResolveValue<T>) => void; | ||
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| export type StreamCallback<T> = ( | ||
| err: Error | null, | ||
| value: T | undefined, | ||
| ) => void | Promise<void>; | ||
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| export class AsyncStream<T> { | ||
| #done = false; | ||
| #resolveNext: ResolveNext<T> | null; | ||
| #queue: (T | undefined)[]; | ||
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| onReturn: (() => void) | undefined = undefined; | ||
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| constructor() { | ||
| this.#queue = []; | ||
| this.#resolveNext = null; | ||
| this.#done = false; | ||
| } | ||
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| get isDone() { | ||
| return this.#done; | ||
| } | ||
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| callback: StreamCallback<T> = (error, value) => { | ||
| if (error) { | ||
| throw error; | ||
| } | ||
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| if (this.#done) { | ||
| return; | ||
| } | ||
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| if (this.#resolveNext) { | ||
| this.#resolveNext({ | ||
| done: false, | ||
| value, | ||
| }); | ||
| this.#resolveNext = null; | ||
| } else { | ||
| this.#queue.push(value); | ||
| } | ||
| }; | ||
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| next = (): Promise<ResolveValue<T>> => { | ||
| if (this.#queue.length > 0) { | ||
| return Promise.resolve({ | ||
| done: false, | ||
| value: this.#queue.shift(), | ||
| }); | ||
| } else if (this.#done) { | ||
| return Promise.resolve({ | ||
| done: true, | ||
| value: undefined, | ||
| }); | ||
| } else { | ||
| return new Promise((resolve) => { | ||
| this.#resolveNext = resolve; | ||
| }); | ||
| } | ||
| }; | ||
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| return = (value: T | undefined) => { | ||
| this.#done = true; | ||
| this.onReturn?.(); | ||
| return Promise.resolve({ | ||
| done: true, | ||
| value, | ||
| }); | ||
| }; | ||
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| [Symbol.asyncIterator]() { | ||
| return this; | ||
| } | ||
| } |
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