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5 |
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6 | "use strict";
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7 |
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8 | const { find } = require("../util/SetHelpers");
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9 | const {
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10 | compareModulesByPreOrderIndexOrIdentifier,
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11 | compareModulesByPostOrderIndexOrIdentifier
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12 | } = require("../util/comparators");
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13 |
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14 |
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15 |
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16 | class ChunkModuleIdRangePlugin {
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17 | constructor(options) {
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18 | this.options = options;
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19 | }
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20 |
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21 | |
22 |
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23 |
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24 |
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25 |
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26 | apply(compiler) {
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27 | const options = this.options;
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28 | compiler.hooks.compilation.tap("ChunkModuleIdRangePlugin", compilation => {
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29 | const moduleGraph = compilation.moduleGraph;
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30 | compilation.hooks.moduleIds.tap("ChunkModuleIdRangePlugin", modules => {
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31 | const chunkGraph = compilation.chunkGraph;
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32 | const chunk = find(
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33 | compilation.chunks,
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34 | chunk => chunk.name === options.name
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35 | );
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36 | if (!chunk) {
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37 | throw new Error(
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38 | `ChunkModuleIdRangePlugin: Chunk with name '${options.name}"' was not found`
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39 | );
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40 | }
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41 |
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42 | let chunkModules;
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43 | if (options.order) {
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44 | let cmpFn;
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45 | switch (options.order) {
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46 | case "index":
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47 | case "preOrderIndex":
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48 | cmpFn = compareModulesByPreOrderIndexOrIdentifier(moduleGraph);
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49 | break;
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50 | case "index2":
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51 | case "postOrderIndex":
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52 | cmpFn = compareModulesByPostOrderIndexOrIdentifier(moduleGraph);
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53 | break;
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54 | default:
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55 | throw new Error(
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56 | "ChunkModuleIdRangePlugin: unexpected value of order"
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57 | );
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58 | }
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59 | chunkModules = chunkGraph.getOrderedChunkModules(chunk, cmpFn);
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60 | } else {
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61 | chunkModules = Array.from(modules)
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62 | .filter(m => {
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63 | return chunkGraph.isModuleInChunk(m, chunk);
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64 | })
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65 | .sort(compareModulesByPreOrderIndexOrIdentifier(moduleGraph));
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66 | }
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67 |
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68 | let currentId = options.start || 0;
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69 | for (let i = 0; i < chunkModules.length; i++) {
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70 | const m = chunkModules[i];
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71 | if (m.needId && chunkGraph.getModuleId(m) === null) {
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72 | chunkGraph.setModuleId(m, currentId++);
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73 | }
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74 | if (options.end && currentId > options.end) break;
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75 | }
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76 | });
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77 | });
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78 | }
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79 | }
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80 | module.exports = ChunkModuleIdRangePlugin;
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