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5 |
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6 | "use strict";
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7 |
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8 | const RuntimeGlobals = require("../RuntimeGlobals");
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9 | const WasmChunkLoadingRuntimeModule = require("../wasm-sync/WasmChunkLoadingRuntimeModule");
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10 |
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11 |
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12 |
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13 |
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14 |
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15 | class FetchCompileWasmPlugin {
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16 | constructor(options) {
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17 | this.options = options || {};
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18 | }
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19 |
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20 | |
21 |
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22 |
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23 |
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24 |
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25 | apply(compiler) {
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26 | compiler.hooks.thisCompilation.tap(
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27 | "FetchCompileWasmPlugin",
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28 | compilation => {
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29 | const globalWasmLoading = compilation.outputOptions.wasmLoading;
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30 | const isEnabledForChunk = chunk => {
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31 | const options = chunk.getEntryOptions();
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32 | const wasmLoading =
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33 | options && options.wasmLoading !== undefined
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34 | ? options.wasmLoading
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35 | : globalWasmLoading;
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36 | return wasmLoading === "fetch";
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37 | };
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38 | const generateLoadBinaryCode = path =>
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39 | `fetch(${RuntimeGlobals.publicPath} + ${path})`;
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40 |
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41 | compilation.hooks.runtimeRequirementInTree
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42 | .for(RuntimeGlobals.ensureChunkHandlers)
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43 | .tap("FetchCompileWasmPlugin", (chunk, set) => {
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44 | if (!isEnabledForChunk(chunk)) return;
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45 | const chunkGraph = compilation.chunkGraph;
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46 | if (
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47 | !chunkGraph.hasModuleInGraph(
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48 | chunk,
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49 | m => m.type === "webassembly/sync"
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50 | )
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51 | ) {
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52 | return;
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53 | }
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54 | set.add(RuntimeGlobals.moduleCache);
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55 | set.add(RuntimeGlobals.publicPath);
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56 | compilation.addRuntimeModule(
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57 | chunk,
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58 | new WasmChunkLoadingRuntimeModule({
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59 | generateLoadBinaryCode,
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60 | supportsStreaming: true,
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61 | mangleImports: this.options.mangleImports,
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62 | runtimeRequirements: set
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63 | })
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64 | );
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65 | });
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66 | }
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67 | );
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68 | }
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69 | }
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70 |
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71 | module.exports = FetchCompileWasmPlugin;
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