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82dae1158e
Implement DefaultCompression class along with a generic interface to facilitate easy to use compression in a background thread, and make use of this class in Storage implementation by default.
21 lines
622 B
TypeScript
21 lines
622 B
TypeScript
/// <reference lib="WebWorker" />
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import { encode } from "@msgpack/msgpack";
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async function compress(data: unknown): Promise<Uint8Array> {
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const input = new Blob([encode(data)]).stream();
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const gzip = new CompressionStream("gzip");
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const response = new Response(input.pipeThrough(gzip));
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return new Uint8Array(await response.arrayBuffer());
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}
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self.addEventListener("message", async ev => {
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try {
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const result = await compress(ev.data);
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self.postMessage({ result, error: null }, [result.buffer]);
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} catch (err) {
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self.postMessage({ result: null, error: err });
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}
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});
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