mirror of
https://github.com/napi-rs/napi-rs.git
synced 2025-12-08 19:56:07 +00:00
89 lines
2.4 KiB
JavaScript
89 lines
2.4 KiB
JavaScript
/* eslint-disable */
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/* prettier-ignore */
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/* auto-generated by NAPI-RS */
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const __nodeFs = require('node:fs')
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const __nodePath = require('node:path')
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const { WASI: __nodeWASI } = require('node:wasi')
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const { Worker } = require('node:worker_threads')
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const {
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createOnMessage: __wasmCreateOnMessageForFsProxy,
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getDefaultContext: __emnapiGetDefaultContext,
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instantiateNapiModuleSync: __emnapiInstantiateNapiModuleSync,
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} = require('@napi-rs/wasm-runtime')
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const __rootDir = __nodePath.parse(process.cwd()).root
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const __wasi = new __nodeWASI({
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version: 'preview1',
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env: process.env,
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preopens: {
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[__rootDir]: __rootDir,
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}
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})
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const __emnapiContext = __emnapiGetDefaultContext()
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const __sharedMemory = new WebAssembly.Memory({
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initial: 4000,
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maximum: 65536,
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shared: true,
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})
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let __wasmFilePath = __nodePath.join(__dirname, 'index.wasm')
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const __wasmDebugFilePath = __nodePath.join(__dirname, 'index.debug.wasm')
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if (__nodeFs.existsSync(__wasmDebugFilePath)) {
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__wasmFilePath = __wasmDebugFilePath
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} else if (!__nodeFs.existsSync(__wasmFilePath)) {
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try {
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__wasmFilePath = __nodePath.resolve('@examples/compat-mode-wasm32-wasi')
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} catch {
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throw new Error('Cannot find index.wasm file, and @examples/compat-mode-wasm32-wasi package is not installed.')
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}
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}
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const { instance: __napiInstance, module: __wasiModule, napiModule: __napiModule } = __emnapiInstantiateNapiModuleSync(__nodeFs.readFileSync(__wasmFilePath), {
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context: __emnapiContext,
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asyncWorkPoolSize: (function() {
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const threadsSizeFromEnv = Number(process.env.NAPI_RS_ASYNC_WORK_POOL_SIZE ?? process.env.UV_THREADPOOL_SIZE)
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// NaN > 0 is false
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if (threadsSizeFromEnv > 0) {
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return threadsSizeFromEnv
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} else {
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return 4
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}
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})(),
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reuseWorker: true,
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wasi: __wasi,
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onCreateWorker() {
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const worker = new Worker(__nodePath.join(__dirname, 'wasi-worker.mjs'), {
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env: process.env,
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})
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worker.onmessage = ({ data }) => {
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__wasmCreateOnMessageForFsProxy(__nodeFs)(data)
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}
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return worker
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},
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overwriteImports(importObject) {
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importObject.env = {
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...importObject.env,
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...importObject.napi,
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...importObject.emnapi,
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memory: __sharedMemory,
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}
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return importObject
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},
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beforeInit({ instance }) {
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for (const name of Object.keys(instance.exports)) {
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if (name.startsWith('__napi_register__')) {
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instance.exports[name]()
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}
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}
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},
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})
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module.exports = __napiModule.exports
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