40 lines
1.7 KiB
JavaScript
40 lines
1.7 KiB
JavaScript
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import * as emnapiCore from '@emnapi/core'
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import * as emnapiRuntime from '@emnapi/runtime'
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import {
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emnapiAsyncWorkPlugin,
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emnapiTSFNPlugin,
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} from './dist/emnapi-plugins.js'
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const { instantiateNapiModuleSync, instantiateNapiModule, MessageHandler } =
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emnapiCore
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const { createContext, getDefaultContext } = emnapiRuntime
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// Single-threaded (non-shared-memory) WASI builds link an emnapi archive
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// without the C async-work and threadsafe-function implementations (they are
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// unconditional `napi_generic_failure` stubs without threads), so the
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// generated loaders provide the JavaScript implementations through these
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// plugins instead. Raw `instantiateNapiModule(Sync)` callers instantiating a
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// single-threaded napi-rs wasm must pass them too:
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// `plugins: [emnapiAsyncWorkPlugin, emnapiTSFNPlugin]` — without them
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// instantiation fails with a LinkError naming the missing import. Threaded
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// (shared-memory) builds link the C implementations and need no plugins;
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// this mirrors the upstream @emnapi/core v2 plugin split (v1 bundled these
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// implementations in the core runtime). The plugins are bundled into this
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// package so loading the runtime with @emnapi/core v1 does not resolve the
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// v2-only `@emnapi/core/plugins` package export. v1 ignores the plugins
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// option. The bundled plugins come from one v2 release and depend on private
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// core context fields; `emnapi-plugins.js` maps the 2.0.0-alpha context
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// (`napiModule`) to the beta name (`addonModule`).
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export {
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MessageHandler,
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createContext,
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emnapiAsyncWorkPlugin,
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emnapiTSFNPlugin,
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getDefaultContext,
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instantiateNapiModule,
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instantiateNapiModuleSync,
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}
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export * from '@tybys/wasm-util'
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export { createOnMessage, createFsProxy } from './fs-proxy.js'
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