tenebrous-dicebot/api/node_modules/webpack/lib/web/FetchCompileAsyncWasmPlugin.js

63 lines
1.7 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const RuntimeGlobals = require("../RuntimeGlobals");
const AsyncWasmChunkLoadingRuntimeModule = require("../wasm-async/AsyncWasmChunkLoadingRuntimeModule");
/** @typedef {import("../Compiler")} Compiler */
class FetchCompileAsyncWasmPlugin {
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
compiler.hooks.thisCompilation.tap(
"FetchCompileAsyncWasmPlugin",
compilation => {
const globalWasmLoading = compilation.outputOptions.wasmLoading;
const isEnabledForChunk = chunk => {
const options = chunk.getEntryOptions();
const wasmLoading =
options && options.wasmLoading !== undefined
? options.wasmLoading
: globalWasmLoading;
return wasmLoading === "fetch";
};
const generateLoadBinaryCode = path =>
`fetch(${RuntimeGlobals.publicPath} + ${path})`;
compilation.hooks.runtimeRequirementInTree
.for(RuntimeGlobals.instantiateWasm)
.tap("FetchCompileAsyncWasmPlugin", (chunk, set) => {
if (!isEnabledForChunk(chunk)) return;
const chunkGraph = compilation.chunkGraph;
if (
!chunkGraph.hasModuleInGraph(
chunk,
m => m.type === "webassembly/async"
)
) {
return;
}
set.add(RuntimeGlobals.publicPath);
compilation.addRuntimeModule(
chunk,
new AsyncWasmChunkLoadingRuntimeModule({
generateLoadBinaryCode,
supportsStreaming: true
})
);
});
}
);
}
}
module.exports = FetchCompileAsyncWasmPlugin;