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/* eslint-disable @typescript-eslint/no-unused-vars */
/// <reference path="../shared/runtime-utils.ts" />
function readWebAssemblyAsResponse(path: string) {
const { createReadStream } = require('fs') as typeof import('fs')
const { Readable } = require('stream') as typeof import('stream')
const stream = createReadStream(path)
// @ts-ignore unfortunately there's a slight type mismatch with the stream.
return new Response(Readable.toWeb(stream), {
headers: {
'content-type': 'application/wasm',
},
})
}
async function compileWebAssemblyFromPath(
path: string
): Promise<WebAssembly.Module> {
const response = readWebAssemblyAsResponse(path)
return await WebAssembly.compileStreaming(response)
}
async function instantiateWebAssemblyFromPath(
path: string,
importsObj: WebAssembly.Imports
): Promise<Exports> {
const response = readWebAssemblyAsResponse(path)
const { instance } = await WebAssembly.instantiateStreaming(
response,
importsObj
)
return instance.exports
}
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