1 |
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2 |
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3 |
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4 |
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5 |
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6 | "use strict";
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7 |
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8 | const Dependency = require("../Dependency");
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9 | const { UsageState } = require("../ExportsInfo");
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10 | const HarmonyLinkingError = require("../HarmonyLinkingError");
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11 | const InitFragment = require("../InitFragment");
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12 | const RuntimeGlobals = require("../RuntimeGlobals");
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13 | const Template = require("../Template");
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14 | const { countIterable } = require("../util/IterableHelpers");
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15 | const { first, combine } = require("../util/SetHelpers");
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16 | const makeSerializable = require("../util/makeSerializable");
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17 | const propertyAccess = require("../util/propertyAccess");
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18 | const { getRuntimeKey, keyToRuntime } = require("../util/runtime");
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19 | const HarmonyExportInitFragment = require("./HarmonyExportInitFragment");
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20 | const HarmonyImportDependency = require("./HarmonyImportDependency");
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21 | const processExportInfo = require("./processExportInfo");
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22 |
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23 |
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24 |
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25 |
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26 |
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27 |
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28 |
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29 |
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30 |
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31 |
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32 |
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33 |
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34 |
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35 |
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36 |
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37 |
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38 |
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39 |
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40 |
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41 |
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42 |
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43 | const { ExportPresenceModes } = HarmonyImportDependency;
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44 |
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45 | const idsSymbol = Symbol("HarmonyExportImportedSpecifierDependency.ids");
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46 |
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47 | class NormalReexportItem {
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48 | |
49 |
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50 |
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51 |
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52 |
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53 |
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54 |
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55 | constructor(name, ids, exportInfo, checked, hidden) {
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56 | this.name = name;
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57 | this.ids = ids;
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58 | this.exportInfo = exportInfo;
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59 | this.checked = checked;
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60 | this.hidden = hidden;
|
61 | }
|
62 | }
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63 |
|
64 | class ExportMode {
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65 | |
66 |
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67 |
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68 | constructor(type) {
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69 |
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70 | this.type = type;
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71 |
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72 |
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73 |
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74 | this.items = null;
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75 |
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76 |
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77 |
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78 | this.name = null;
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79 |
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80 | this.partialNamespaceExportInfo = null;
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81 |
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82 |
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83 |
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84 | this.ignored = null;
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85 |
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86 |
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87 |
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88 | this.hidden = null;
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89 |
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90 |
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91 |
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92 | this.userRequest = null;
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93 |
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94 |
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95 |
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96 | this.fakeType = 0;
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97 | }
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98 | }
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99 |
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100 | const determineExportAssignments = (
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101 | moduleGraph,
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102 | dependencies,
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103 | additionalDependency
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104 | ) => {
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105 | const names = new Set();
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106 | const dependencyIndices = [];
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107 |
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108 | if (additionalDependency) {
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109 | dependencies = dependencies.concat(additionalDependency);
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110 | }
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111 |
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112 | for (const dep of dependencies) {
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113 | const i = dependencyIndices.length;
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114 | dependencyIndices[i] = names.size;
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115 | const otherImportedModule = moduleGraph.getModule(dep);
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116 | if (otherImportedModule) {
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117 | const exportsInfo = moduleGraph.getExportsInfo(otherImportedModule);
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118 | for (const exportInfo of exportsInfo.exports) {
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119 | if (
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120 | exportInfo.provided === true &&
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121 | exportInfo.name !== "default" &&
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122 | !names.has(exportInfo.name)
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123 | ) {
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124 | names.add(exportInfo.name);
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125 | dependencyIndices[i] = names.size;
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126 | }
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127 | }
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128 | }
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129 | }
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130 | dependencyIndices.push(names.size);
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131 |
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132 | return { names: Array.from(names), dependencyIndices };
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133 | };
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134 |
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135 | const findDependencyForName = (
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136 | { names, dependencyIndices },
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137 | name,
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138 | dependencies
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139 | ) => {
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140 | const dependenciesIt = dependencies[Symbol.iterator]();
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141 | const dependencyIndicesIt = dependencyIndices[Symbol.iterator]();
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142 | let dependenciesItResult = dependenciesIt.next();
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143 | let dependencyIndicesItResult = dependencyIndicesIt.next();
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144 | if (dependencyIndicesItResult.done) return;
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145 | for (let i = 0; i < names.length; i++) {
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146 | while (i >= dependencyIndicesItResult.value) {
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147 | dependenciesItResult = dependenciesIt.next();
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148 | dependencyIndicesItResult = dependencyIndicesIt.next();
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149 | if (dependencyIndicesItResult.done) return;
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150 | }
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151 | if (names[i] === name) return dependenciesItResult.value;
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152 | }
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153 | return undefined;
|
154 | };
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155 |
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156 |
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157 |
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158 |
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159 |
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160 |
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161 |
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162 | const getMode = (moduleGraph, dep, runtimeKey) => {
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163 | const importedModule = moduleGraph.getModule(dep);
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164 |
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165 | if (!importedModule) {
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166 | const mode = new ExportMode("missing");
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167 |
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168 | mode.userRequest = dep.userRequest;
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169 |
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170 | return mode;
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171 | }
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172 |
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173 | const name = dep.name;
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174 | const runtime = keyToRuntime(runtimeKey);
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175 | const parentModule = moduleGraph.getParentModule(dep);
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176 | const exportsInfo = moduleGraph.getExportsInfo(parentModule);
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177 |
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178 | if (
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179 | name
|
180 | ? exportsInfo.getUsed(name, runtime) === UsageState.Unused
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181 | : exportsInfo.isUsed(runtime) === false
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182 | ) {
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183 | const mode = new ExportMode("unused");
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184 |
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185 | mode.name = name || "*";
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186 |
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187 | return mode;
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188 | }
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189 |
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190 | const importedExportsType = importedModule.getExportsType(
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191 | moduleGraph,
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192 | parentModule.buildMeta.strictHarmonyModule
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193 | );
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194 |
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195 | const ids = dep.getIds(moduleGraph);
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196 |
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197 |
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198 |
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199 | if (name && ids.length > 0 && ids[0] === "default") {
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200 | switch (importedExportsType) {
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201 | case "dynamic": {
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202 | const mode = new ExportMode("reexport-dynamic-default");
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203 |
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204 | mode.name = name;
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205 |
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206 | return mode;
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207 | }
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208 | case "default-only":
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209 | case "default-with-named": {
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210 | const exportInfo = exportsInfo.getReadOnlyExportInfo(name);
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211 | const mode = new ExportMode("reexport-named-default");
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212 |
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213 | mode.name = name;
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214 | mode.partialNamespaceExportInfo = exportInfo;
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215 |
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216 | return mode;
|
217 | }
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218 | }
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219 | }
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220 |
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221 |
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222 | if (name) {
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223 | let mode;
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224 | const exportInfo = exportsInfo.getReadOnlyExportInfo(name);
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225 |
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226 | if (ids.length > 0) {
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227 |
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228 | switch (importedExportsType) {
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229 | case "default-only":
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230 | mode = new ExportMode("reexport-undefined");
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231 | mode.name = name;
|
232 | break;
|
233 | default:
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234 | mode = new ExportMode("normal-reexport");
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235 | mode.items = [
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236 | new NormalReexportItem(name, ids, exportInfo, false, false)
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237 | ];
|
238 | break;
|
239 | }
|
240 | } else {
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241 |
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242 | switch (importedExportsType) {
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243 | case "default-only":
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244 | mode = new ExportMode("reexport-fake-namespace-object");
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245 | mode.name = name;
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246 | mode.partialNamespaceExportInfo = exportInfo;
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247 | mode.fakeType = 0;
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248 | break;
|
249 | case "default-with-named":
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250 | mode = new ExportMode("reexport-fake-namespace-object");
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251 | mode.name = name;
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252 | mode.partialNamespaceExportInfo = exportInfo;
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253 | mode.fakeType = 2;
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254 | break;
|
255 | case "dynamic":
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256 | default:
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257 | mode = new ExportMode("reexport-namespace-object");
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258 | mode.name = name;
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259 | mode.partialNamespaceExportInfo = exportInfo;
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260 | }
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261 | }
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262 |
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263 | return mode;
|
264 | }
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265 |
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266 |
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267 |
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268 | const { ignoredExports, exports, checked, hidden } = dep.getStarReexports(
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269 | moduleGraph,
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270 | runtime,
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271 | exportsInfo,
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272 | importedModule
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273 | );
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274 | if (!exports) {
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275 |
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276 |
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277 |
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278 | const mode = new ExportMode("dynamic-reexport");
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279 | mode.ignored = ignoredExports;
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280 | mode.hidden = hidden;
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281 |
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282 | return mode;
|
283 | }
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284 |
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285 | if (exports.size === 0) {
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286 | const mode = new ExportMode("empty-star");
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287 | mode.hidden = hidden;
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288 |
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289 | return mode;
|
290 | }
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291 |
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292 | const mode = new ExportMode("normal-reexport");
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293 |
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294 | mode.items = Array.from(
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295 | exports,
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296 | exportName =>
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297 | new NormalReexportItem(
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298 | exportName,
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299 | [exportName],
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300 | exportsInfo.getReadOnlyExportInfo(exportName),
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301 | checked.has(exportName),
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302 | false
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303 | )
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304 | );
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305 | if (hidden !== undefined) {
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306 | for (const exportName of hidden) {
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307 | mode.items.push(
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308 | new NormalReexportItem(
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309 | exportName,
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310 | [exportName],
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311 | exportsInfo.getReadOnlyExportInfo(exportName),
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312 | false,
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313 | true
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314 | )
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315 | );
|
316 | }
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317 | }
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318 |
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319 | return mode;
|
320 | };
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321 |
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322 | class HarmonyExportImportedSpecifierDependency extends HarmonyImportDependency {
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323 | |
324 |
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325 |
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326 |
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327 |
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328 |
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329 |
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330 |
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331 |
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332 |
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333 |
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334 | constructor(
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335 | request,
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336 | sourceOrder,
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337 | ids,
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338 | name,
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339 | activeExports,
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340 | otherStarExports,
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341 | exportPresenceMode,
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342 | allStarExports,
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343 | assertions
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344 | ) {
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345 | super(request, sourceOrder, assertions);
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346 |
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347 | this.ids = ids;
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348 | this.name = name;
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349 | this.activeExports = activeExports;
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350 | this.otherStarExports = otherStarExports;
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351 | this.exportPresenceMode = exportPresenceMode;
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352 | this.allStarExports = allStarExports;
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353 | }
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354 |
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355 | |
356 |
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357 |
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358 | couldAffectReferencingModule() {
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359 | return Dependency.TRANSITIVE;
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360 | }
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361 |
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362 |
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363 | get id() {
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364 | throw new Error("id was renamed to ids and type changed to string[]");
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365 | }
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366 |
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367 |
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368 | getId() {
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369 | throw new Error("id was renamed to ids and type changed to string[]");
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370 | }
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371 |
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372 |
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373 | setId() {
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374 | throw new Error("id was renamed to ids and type changed to string[]");
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375 | }
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376 |
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377 | get type() {
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378 | return "harmony export imported specifier";
|
379 | }
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380 |
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381 | |
382 |
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383 |
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384 |
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385 | getIds(moduleGraph) {
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386 | return moduleGraph.getMeta(this)[idsSymbol] || this.ids;
|
387 | }
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388 |
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389 | |
390 |
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391 |
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392 |
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393 |
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394 | setIds(moduleGraph, ids) {
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395 | moduleGraph.getMeta(this)[idsSymbol] = ids;
|
396 | }
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397 |
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398 | |
399 |
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400 |
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401 |
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402 |
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403 | getMode(moduleGraph, runtime) {
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404 | return moduleGraph.dependencyCacheProvide(
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405 | this,
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406 | getRuntimeKey(runtime),
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407 | getMode
|
408 | );
|
409 | }
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410 |
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411 | |
412 |
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413 |
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414 |
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415 |
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416 |
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417 |
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418 | getStarReexports(
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419 | moduleGraph,
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420 | runtime,
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421 | exportsInfo = moduleGraph.getExportsInfo(moduleGraph.getParentModule(this)),
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422 | importedModule = moduleGraph.getModule(this)
|
423 | ) {
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424 | const importedExportsInfo = moduleGraph.getExportsInfo(importedModule);
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425 |
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426 | const noExtraExports =
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427 | importedExportsInfo.otherExportsInfo.provided === false;
|
428 | const noExtraImports =
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429 | exportsInfo.otherExportsInfo.getUsed(runtime) === UsageState.Unused;
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430 |
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431 | const ignoredExports = new Set(["default", ...this.activeExports]);
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432 |
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433 | let hiddenExports = undefined;
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434 | const otherStarExports =
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435 | this._discoverActiveExportsFromOtherStarExports(moduleGraph);
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436 | if (otherStarExports !== undefined) {
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437 | hiddenExports = new Set();
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438 | for (let i = 0; i < otherStarExports.namesSlice; i++) {
|
439 | hiddenExports.add(otherStarExports.names[i]);
|
440 | }
|
441 | for (const e of ignoredExports) hiddenExports.delete(e);
|
442 | }
|
443 |
|
444 | if (!noExtraExports && !noExtraImports) {
|
445 | return {
|
446 | ignoredExports,
|
447 | hidden: hiddenExports
|
448 | };
|
449 | }
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450 |
|
451 |
|
452 | const exports = new Set();
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453 |
|
454 | const checked = new Set();
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455 |
|
456 | const hidden = hiddenExports !== undefined ? new Set() : undefined;
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457 |
|
458 | if (noExtraImports) {
|
459 | for (const exportInfo of exportsInfo.orderedExports) {
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460 | const name = exportInfo.name;
|
461 | if (ignoredExports.has(name)) continue;
|
462 | if (exportInfo.getUsed(runtime) === UsageState.Unused) continue;
|
463 | const importedExportInfo =
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464 | importedExportsInfo.getReadOnlyExportInfo(name);
|
465 | if (importedExportInfo.provided === false) continue;
|
466 | if (hiddenExports !== undefined && hiddenExports.has(name)) {
|
467 | hidden.add(name);
|
468 | continue;
|
469 | }
|
470 | exports.add(name);
|
471 | if (importedExportInfo.provided === true) continue;
|
472 | checked.add(name);
|
473 | }
|
474 | } else if (noExtraExports) {
|
475 | for (const importedExportInfo of importedExportsInfo.orderedExports) {
|
476 | const name = importedExportInfo.name;
|
477 | if (ignoredExports.has(name)) continue;
|
478 | if (importedExportInfo.provided === false) continue;
|
479 | const exportInfo = exportsInfo.getReadOnlyExportInfo(name);
|
480 | if (exportInfo.getUsed(runtime) === UsageState.Unused) continue;
|
481 | if (hiddenExports !== undefined && hiddenExports.has(name)) {
|
482 | hidden.add(name);
|
483 | continue;
|
484 | }
|
485 | exports.add(name);
|
486 | if (importedExportInfo.provided === true) continue;
|
487 | checked.add(name);
|
488 | }
|
489 | }
|
490 |
|
491 | return { ignoredExports, exports, checked, hidden };
|
492 | }
|
493 |
|
494 | |
495 |
|
496 |
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497 |
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498 | getCondition(moduleGraph) {
|
499 | return (connection, runtime) => {
|
500 | const mode = this.getMode(moduleGraph, runtime);
|
501 | return mode.type !== "unused" && mode.type !== "empty-star";
|
502 | };
|
503 | }
|
504 |
|
505 | |
506 |
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507 |
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508 |
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509 | getModuleEvaluationSideEffectsState(moduleGraph) {
|
510 | return false;
|
511 | }
|
512 |
|
513 | |
514 |
|
515 |
|
516 |
|
517 |
|
518 |
|
519 | getReferencedExports(moduleGraph, runtime) {
|
520 | const mode = this.getMode(moduleGraph, runtime);
|
521 |
|
522 | switch (mode.type) {
|
523 | case "missing":
|
524 | case "unused":
|
525 | case "empty-star":
|
526 | case "reexport-undefined":
|
527 | return Dependency.NO_EXPORTS_REFERENCED;
|
528 |
|
529 | case "reexport-dynamic-default":
|
530 | return Dependency.EXPORTS_OBJECT_REFERENCED;
|
531 |
|
532 | case "reexport-named-default": {
|
533 | if (!mode.partialNamespaceExportInfo)
|
534 | return Dependency.EXPORTS_OBJECT_REFERENCED;
|
535 |
|
536 | const referencedExports = [];
|
537 | processExportInfo(
|
538 | runtime,
|
539 | referencedExports,
|
540 | [],
|
541 | (mode.partialNamespaceExportInfo)
|
542 | );
|
543 | return referencedExports;
|
544 | }
|
545 |
|
546 | case "reexport-namespace-object":
|
547 | case "reexport-fake-namespace-object": {
|
548 | if (!mode.partialNamespaceExportInfo)
|
549 | return Dependency.EXPORTS_OBJECT_REFERENCED;
|
550 |
|
551 | const referencedExports = [];
|
552 | processExportInfo(
|
553 | runtime,
|
554 | referencedExports,
|
555 | [],
|
556 | (mode.partialNamespaceExportInfo),
|
557 | mode.type === "reexport-fake-namespace-object"
|
558 | );
|
559 | return referencedExports;
|
560 | }
|
561 |
|
562 | case "dynamic-reexport":
|
563 | return Dependency.EXPORTS_OBJECT_REFERENCED;
|
564 |
|
565 | case "normal-reexport": {
|
566 | const referencedExports = [];
|
567 | for (const { ids, exportInfo, hidden } of mode.items) {
|
568 | if (hidden) continue;
|
569 | processExportInfo(runtime, referencedExports, ids, exportInfo, false);
|
570 | }
|
571 | return referencedExports;
|
572 | }
|
573 |
|
574 | default:
|
575 | throw new Error(`Unknown mode ${mode.type}`);
|
576 | }
|
577 | }
|
578 |
|
579 | |
580 |
|
581 |
|
582 |
|
583 | _discoverActiveExportsFromOtherStarExports(moduleGraph) {
|
584 | if (!this.otherStarExports) return undefined;
|
585 |
|
586 | const i =
|
587 | "length" in this.otherStarExports
|
588 | ? this.otherStarExports.length
|
589 | : countIterable(this.otherStarExports);
|
590 | if (i === 0) return undefined;
|
591 |
|
592 | if (this.allStarExports) {
|
593 | const { names, dependencyIndices } = moduleGraph.cached(
|
594 | determineExportAssignments,
|
595 | this.allStarExports.dependencies
|
596 | );
|
597 |
|
598 | return {
|
599 | names,
|
600 | namesSlice: dependencyIndices[i - 1],
|
601 | dependencyIndices,
|
602 | dependencyIndex: i
|
603 | };
|
604 | }
|
605 |
|
606 | const { names, dependencyIndices } = moduleGraph.cached(
|
607 | determineExportAssignments,
|
608 | this.otherStarExports,
|
609 | this
|
610 | );
|
611 |
|
612 | return {
|
613 | names,
|
614 | namesSlice: dependencyIndices[i - 1],
|
615 | dependencyIndices,
|
616 | dependencyIndex: i
|
617 | };
|
618 | }
|
619 |
|
620 | |
621 |
|
622 |
|
623 |
|
624 |
|
625 | getExports(moduleGraph) {
|
626 | const mode = this.getMode(moduleGraph, undefined);
|
627 |
|
628 | switch (mode.type) {
|
629 | case "missing":
|
630 | return undefined;
|
631 | case "dynamic-reexport": {
|
632 | const from = moduleGraph.getConnection(this);
|
633 | return {
|
634 | exports: true,
|
635 | from,
|
636 | canMangle: false,
|
637 | excludeExports: mode.hidden
|
638 | ? combine(mode.ignored, mode.hidden)
|
639 | : mode.ignored,
|
640 | hideExports: mode.hidden,
|
641 | dependencies: [from.module]
|
642 | };
|
643 | }
|
644 | case "empty-star":
|
645 | return {
|
646 | exports: [],
|
647 | hideExports: mode.hidden,
|
648 | dependencies: [moduleGraph.getModule(this)]
|
649 | };
|
650 |
|
651 | case "normal-reexport": {
|
652 | const from = moduleGraph.getConnection(this);
|
653 | return {
|
654 | exports: Array.from(mode.items, item => ({
|
655 | name: item.name,
|
656 | from,
|
657 | export: item.ids,
|
658 | hidden: item.hidden
|
659 | })),
|
660 | priority: 1,
|
661 | dependencies: [from.module]
|
662 | };
|
663 | }
|
664 | case "reexport-dynamic-default": {
|
665 | {
|
666 | const from = moduleGraph.getConnection(this);
|
667 | return {
|
668 | exports: [
|
669 | {
|
670 | name: mode.name,
|
671 | from,
|
672 | export: ["default"]
|
673 | }
|
674 | ],
|
675 | priority: 1,
|
676 | dependencies: [from.module]
|
677 | };
|
678 | }
|
679 | }
|
680 | case "reexport-undefined":
|
681 | return {
|
682 | exports: [mode.name],
|
683 | dependencies: [moduleGraph.getModule(this)]
|
684 | };
|
685 | case "reexport-fake-namespace-object": {
|
686 | const from = moduleGraph.getConnection(this);
|
687 | return {
|
688 | exports: [
|
689 | {
|
690 | name: mode.name,
|
691 | from,
|
692 | export: null,
|
693 | exports: [
|
694 | {
|
695 | name: "default",
|
696 | canMangle: false,
|
697 | from,
|
698 | export: null
|
699 | }
|
700 | ]
|
701 | }
|
702 | ],
|
703 | priority: 1,
|
704 | dependencies: [from.module]
|
705 | };
|
706 | }
|
707 | case "reexport-namespace-object": {
|
708 | const from = moduleGraph.getConnection(this);
|
709 | return {
|
710 | exports: [
|
711 | {
|
712 | name: mode.name,
|
713 | from,
|
714 | export: null
|
715 | }
|
716 | ],
|
717 | priority: 1,
|
718 | dependencies: [from.module]
|
719 | };
|
720 | }
|
721 | case "reexport-named-default": {
|
722 | const from = moduleGraph.getConnection(this);
|
723 | return {
|
724 | exports: [
|
725 | {
|
726 | name: mode.name,
|
727 | from,
|
728 | export: ["default"]
|
729 | }
|
730 | ],
|
731 | priority: 1,
|
732 | dependencies: [from.module]
|
733 | };
|
734 | }
|
735 | default:
|
736 | throw new Error(`Unknown mode ${mode.type}`);
|
737 | }
|
738 | }
|
739 |
|
740 | |
741 |
|
742 |
|
743 |
|
744 | _getEffectiveExportPresenceLevel(moduleGraph) {
|
745 | if (this.exportPresenceMode !== ExportPresenceModes.AUTO)
|
746 | return this.exportPresenceMode;
|
747 | return moduleGraph.getParentModule(this).buildMeta.strictHarmonyModule
|
748 | ? ExportPresenceModes.ERROR
|
749 | : ExportPresenceModes.WARN;
|
750 | }
|
751 |
|
752 | |
753 |
|
754 |
|
755 |
|
756 |
|
757 | getWarnings(moduleGraph) {
|
758 | const exportsPresence = this._getEffectiveExportPresenceLevel(moduleGraph);
|
759 | if (exportsPresence === ExportPresenceModes.WARN) {
|
760 | return this._getErrors(moduleGraph);
|
761 | }
|
762 | return null;
|
763 | }
|
764 |
|
765 | |
766 |
|
767 |
|
768 |
|
769 |
|
770 | getErrors(moduleGraph) {
|
771 | const exportsPresence = this._getEffectiveExportPresenceLevel(moduleGraph);
|
772 | if (exportsPresence === ExportPresenceModes.ERROR) {
|
773 | return this._getErrors(moduleGraph);
|
774 | }
|
775 | return null;
|
776 | }
|
777 |
|
778 | |
779 |
|
780 |
|
781 |
|
782 | _getErrors(moduleGraph) {
|
783 | const ids = this.getIds(moduleGraph);
|
784 | let errors = this.getLinkingErrors(
|
785 | moduleGraph,
|
786 | ids,
|
787 | `(reexported as '${this.name}')`
|
788 | );
|
789 | if (ids.length === 0 && this.name === null) {
|
790 | const potentialConflicts =
|
791 | this._discoverActiveExportsFromOtherStarExports(moduleGraph);
|
792 | if (potentialConflicts && potentialConflicts.namesSlice > 0) {
|
793 | const ownNames = new Set(
|
794 | potentialConflicts.names.slice(
|
795 | potentialConflicts.namesSlice,
|
796 | potentialConflicts.dependencyIndices[
|
797 | potentialConflicts.dependencyIndex
|
798 | ]
|
799 | )
|
800 | );
|
801 | const importedModule = moduleGraph.getModule(this);
|
802 | if (importedModule) {
|
803 | const exportsInfo = moduleGraph.getExportsInfo(importedModule);
|
804 | const conflicts = new Map();
|
805 | for (const exportInfo of exportsInfo.orderedExports) {
|
806 | if (exportInfo.provided !== true) continue;
|
807 | if (exportInfo.name === "default") continue;
|
808 | if (this.activeExports.has(exportInfo.name)) continue;
|
809 | if (ownNames.has(exportInfo.name)) continue;
|
810 | const conflictingDependency = findDependencyForName(
|
811 | potentialConflicts,
|
812 | exportInfo.name,
|
813 | this.allStarExports
|
814 | ? this.allStarExports.dependencies
|
815 | : [...this.otherStarExports, this]
|
816 | );
|
817 | if (!conflictingDependency) continue;
|
818 | const target = exportInfo.getTerminalBinding(moduleGraph);
|
819 | if (!target) continue;
|
820 | const conflictingModule = moduleGraph.getModule(
|
821 | conflictingDependency
|
822 | );
|
823 | if (conflictingModule === importedModule) continue;
|
824 | const conflictingExportInfo = moduleGraph.getExportInfo(
|
825 | conflictingModule,
|
826 | exportInfo.name
|
827 | );
|
828 | const conflictingTarget =
|
829 | conflictingExportInfo.getTerminalBinding(moduleGraph);
|
830 | if (!conflictingTarget) continue;
|
831 | if (target === conflictingTarget) continue;
|
832 | const list = conflicts.get(conflictingDependency.request);
|
833 | if (list === undefined) {
|
834 | conflicts.set(conflictingDependency.request, [exportInfo.name]);
|
835 | } else {
|
836 | list.push(exportInfo.name);
|
837 | }
|
838 | }
|
839 | for (const [request, exports] of conflicts) {
|
840 | if (!errors) errors = [];
|
841 | errors.push(
|
842 | new HarmonyLinkingError(
|
843 | `The requested module '${
|
844 | this.request
|
845 | }' contains conflicting star exports for the ${
|
846 | exports.length > 1 ? "names" : "name"
|
847 | } ${exports
|
848 | .map(e => `'${e}'`)
|
849 | .join(", ")} with the previous requested module '${request}'`
|
850 | )
|
851 | );
|
852 | }
|
853 | }
|
854 | }
|
855 | }
|
856 | return errors;
|
857 | }
|
858 |
|
859 | serialize(context) {
|
860 | const { write, setCircularReference } = context;
|
861 |
|
862 | setCircularReference(this);
|
863 | write(this.ids);
|
864 | write(this.name);
|
865 | write(this.activeExports);
|
866 | write(this.otherStarExports);
|
867 | write(this.exportPresenceMode);
|
868 | write(this.allStarExports);
|
869 |
|
870 | super.serialize(context);
|
871 | }
|
872 |
|
873 | deserialize(context) {
|
874 | const { read, setCircularReference } = context;
|
875 |
|
876 | setCircularReference(this);
|
877 | this.ids = read();
|
878 | this.name = read();
|
879 | this.activeExports = read();
|
880 | this.otherStarExports = read();
|
881 | this.exportPresenceMode = read();
|
882 | this.allStarExports = read();
|
883 |
|
884 | super.deserialize(context);
|
885 | }
|
886 | }
|
887 |
|
888 | makeSerializable(
|
889 | HarmonyExportImportedSpecifierDependency,
|
890 | "webpack/lib/dependencies/HarmonyExportImportedSpecifierDependency"
|
891 | );
|
892 |
|
893 | module.exports = HarmonyExportImportedSpecifierDependency;
|
894 |
|
895 | HarmonyExportImportedSpecifierDependency.Template = class HarmonyExportImportedSpecifierDependencyTemplate extends (
|
896 | HarmonyImportDependency.Template
|
897 | ) {
|
898 | |
899 |
|
900 |
|
901 |
|
902 |
|
903 |
|
904 | apply(dependency, source, templateContext) {
|
905 | const { moduleGraph, runtime, concatenationScope } = templateContext;
|
906 |
|
907 | const dep = (
|
908 | dependency
|
909 | );
|
910 |
|
911 | const mode = dep.getMode(moduleGraph, runtime);
|
912 |
|
913 | if (concatenationScope) {
|
914 | switch (mode.type) {
|
915 | case "reexport-undefined":
|
916 | concatenationScope.registerRawExport(
|
917 | mode.name,
|
918 | "/* reexport non-default export from non-harmony */ undefined"
|
919 | );
|
920 | }
|
921 | return;
|
922 | }
|
923 |
|
924 | if (mode.type !== "unused" && mode.type !== "empty-star") {
|
925 | super.apply(dependency, source, templateContext);
|
926 |
|
927 | this._addExportFragments(
|
928 | templateContext.initFragments,
|
929 | dep,
|
930 | mode,
|
931 | templateContext.module,
|
932 | moduleGraph,
|
933 | runtime,
|
934 | templateContext.runtimeTemplate,
|
935 | templateContext.runtimeRequirements
|
936 | );
|
937 | }
|
938 | }
|
939 |
|
940 | |
941 |
|
942 |
|
943 |
|
944 |
|
945 |
|
946 |
|
947 |
|
948 |
|
949 |
|
950 |
|
951 | _addExportFragments(
|
952 | initFragments,
|
953 | dep,
|
954 | mode,
|
955 | module,
|
956 | moduleGraph,
|
957 | runtime,
|
958 | runtimeTemplate,
|
959 | runtimeRequirements
|
960 | ) {
|
961 | const importedModule = moduleGraph.getModule(dep);
|
962 | const importVar = dep.getImportVar(moduleGraph);
|
963 |
|
964 | switch (mode.type) {
|
965 | case "missing":
|
966 | case "empty-star":
|
967 | initFragments.push(
|
968 | new InitFragment(
|
969 | "/* empty/unused harmony star reexport */\n",
|
970 | InitFragment.STAGE_HARMONY_EXPORTS,
|
971 | 1
|
972 | )
|
973 | );
|
974 | break;
|
975 |
|
976 | case "unused":
|
977 | initFragments.push(
|
978 | new InitFragment(
|
979 | `${Template.toNormalComment(
|
980 | `unused harmony reexport ${mode.name}`
|
981 | )}\n`,
|
982 | InitFragment.STAGE_HARMONY_EXPORTS,
|
983 | 1
|
984 | )
|
985 | );
|
986 | break;
|
987 |
|
988 | case "reexport-dynamic-default":
|
989 | initFragments.push(
|
990 | this.getReexportFragment(
|
991 | module,
|
992 | "reexport default from dynamic",
|
993 | moduleGraph.getExportsInfo(module).getUsedName(mode.name, runtime),
|
994 | importVar,
|
995 | null,
|
996 | runtimeRequirements
|
997 | )
|
998 | );
|
999 | break;
|
1000 |
|
1001 | case "reexport-fake-namespace-object":
|
1002 | initFragments.push(
|
1003 | ...this.getReexportFakeNamespaceObjectFragments(
|
1004 | module,
|
1005 | moduleGraph.getExportsInfo(module).getUsedName(mode.name, runtime),
|
1006 | importVar,
|
1007 | mode.fakeType,
|
1008 | runtimeRequirements
|
1009 | )
|
1010 | );
|
1011 | break;
|
1012 |
|
1013 | case "reexport-undefined":
|
1014 | initFragments.push(
|
1015 | this.getReexportFragment(
|
1016 | module,
|
1017 | "reexport non-default export from non-harmony",
|
1018 | moduleGraph.getExportsInfo(module).getUsedName(mode.name, runtime),
|
1019 | "undefined",
|
1020 | "",
|
1021 | runtimeRequirements
|
1022 | )
|
1023 | );
|
1024 | break;
|
1025 |
|
1026 | case "reexport-named-default":
|
1027 | initFragments.push(
|
1028 | this.getReexportFragment(
|
1029 | module,
|
1030 | "reexport default export from named module",
|
1031 | moduleGraph.getExportsInfo(module).getUsedName(mode.name, runtime),
|
1032 | importVar,
|
1033 | "",
|
1034 | runtimeRequirements
|
1035 | )
|
1036 | );
|
1037 | break;
|
1038 |
|
1039 | case "reexport-namespace-object":
|
1040 | initFragments.push(
|
1041 | this.getReexportFragment(
|
1042 | module,
|
1043 | "reexport module object",
|
1044 | moduleGraph.getExportsInfo(module).getUsedName(mode.name, runtime),
|
1045 | importVar,
|
1046 | "",
|
1047 | runtimeRequirements
|
1048 | )
|
1049 | );
|
1050 | break;
|
1051 |
|
1052 | case "normal-reexport":
|
1053 | for (const { name, ids, checked, hidden } of mode.items) {
|
1054 | if (hidden) continue;
|
1055 | if (checked) {
|
1056 | initFragments.push(
|
1057 | new InitFragment(
|
1058 | "/* harmony reexport (checked) */ " +
|
1059 | this.getConditionalReexportStatement(
|
1060 | module,
|
1061 | name,
|
1062 | importVar,
|
1063 | ids,
|
1064 | runtimeRequirements
|
1065 | ),
|
1066 | moduleGraph.isAsync(importedModule)
|
1067 | ? InitFragment.STAGE_ASYNC_HARMONY_IMPORTS
|
1068 | : InitFragment.STAGE_HARMONY_IMPORTS,
|
1069 | dep.sourceOrder
|
1070 | )
|
1071 | );
|
1072 | } else {
|
1073 | initFragments.push(
|
1074 | this.getReexportFragment(
|
1075 | module,
|
1076 | "reexport safe",
|
1077 | moduleGraph.getExportsInfo(module).getUsedName(name, runtime),
|
1078 | importVar,
|
1079 | moduleGraph
|
1080 | .getExportsInfo(importedModule)
|
1081 | .getUsedName(ids, runtime),
|
1082 | runtimeRequirements
|
1083 | )
|
1084 | );
|
1085 | }
|
1086 | }
|
1087 | break;
|
1088 |
|
1089 | case "dynamic-reexport": {
|
1090 | const ignored = mode.hidden
|
1091 | ? combine(mode.ignored, mode.hidden)
|
1092 | : mode.ignored;
|
1093 | const modern =
|
1094 | runtimeTemplate.supportsConst() &&
|
1095 | runtimeTemplate.supportsArrowFunction();
|
1096 | let content =
|
1097 | "/* harmony reexport (unknown) */ var __WEBPACK_REEXPORT_OBJECT__ = {};\n" +
|
1098 | `/* harmony reexport (unknown) */ for(${
|
1099 | modern ? "const" : "var"
|
1100 | } __WEBPACK_IMPORT_KEY__ in ${importVar}) `;
|
1101 |
|
1102 |
|
1103 |
|
1104 | if (ignored.size > 1) {
|
1105 | content +=
|
1106 | "if(" +
|
1107 | JSON.stringify(Array.from(ignored)) +
|
1108 | ".indexOf(__WEBPACK_IMPORT_KEY__) < 0) ";
|
1109 | } else if (ignored.size === 1) {
|
1110 | content += `if(__WEBPACK_IMPORT_KEY__ !== ${JSON.stringify(
|
1111 | first(ignored)
|
1112 | )}) `;
|
1113 | }
|
1114 |
|
1115 | content += `__WEBPACK_REEXPORT_OBJECT__[__WEBPACK_IMPORT_KEY__] = `;
|
1116 | if (modern) {
|
1117 | content += `() => ${importVar}[__WEBPACK_IMPORT_KEY__]`;
|
1118 | } else {
|
1119 | content += `function(key) { return ${importVar}[key]; }.bind(0, __WEBPACK_IMPORT_KEY__)`;
|
1120 | }
|
1121 |
|
1122 | runtimeRequirements.add(RuntimeGlobals.exports);
|
1123 | runtimeRequirements.add(RuntimeGlobals.definePropertyGetters);
|
1124 |
|
1125 | const exportsName = module.exportsArgument;
|
1126 | initFragments.push(
|
1127 | new InitFragment(
|
1128 | `${content}\n/* harmony reexport (unknown) */ ${RuntimeGlobals.definePropertyGetters}(${exportsName}, __WEBPACK_REEXPORT_OBJECT__);\n`,
|
1129 | moduleGraph.isAsync(importedModule)
|
1130 | ? InitFragment.STAGE_ASYNC_HARMONY_IMPORTS
|
1131 | : InitFragment.STAGE_HARMONY_IMPORTS,
|
1132 | dep.sourceOrder
|
1133 | )
|
1134 | );
|
1135 | break;
|
1136 | }
|
1137 |
|
1138 | default:
|
1139 | throw new Error(`Unknown mode ${mode.type}`);
|
1140 | }
|
1141 | }
|
1142 |
|
1143 | getReexportFragment(
|
1144 | module,
|
1145 | comment,
|
1146 | key,
|
1147 | name,
|
1148 | valueKey,
|
1149 | runtimeRequirements
|
1150 | ) {
|
1151 | const returnValue = this.getReturnValue(name, valueKey);
|
1152 |
|
1153 | runtimeRequirements.add(RuntimeGlobals.exports);
|
1154 | runtimeRequirements.add(RuntimeGlobals.definePropertyGetters);
|
1155 |
|
1156 | const map = new Map();
|
1157 | map.set(key, `/* ${comment} */ ${returnValue}`);
|
1158 |
|
1159 | return new HarmonyExportInitFragment(module.exportsArgument, map);
|
1160 | }
|
1161 |
|
1162 | getReexportFakeNamespaceObjectFragments(
|
1163 | module,
|
1164 | key,
|
1165 | name,
|
1166 | fakeType,
|
1167 | runtimeRequirements
|
1168 | ) {
|
1169 | runtimeRequirements.add(RuntimeGlobals.exports);
|
1170 | runtimeRequirements.add(RuntimeGlobals.definePropertyGetters);
|
1171 | runtimeRequirements.add(RuntimeGlobals.createFakeNamespaceObject);
|
1172 |
|
1173 | const map = new Map();
|
1174 | map.set(
|
1175 | key,
|
1176 | `/* reexport fake namespace object from non-harmony */ ${name}_namespace_cache || (${name}_namespace_cache = ${
|
1177 | RuntimeGlobals.createFakeNamespaceObject
|
1178 | }(${name}${fakeType ? `, ${fakeType}` : ""}))`
|
1179 | );
|
1180 |
|
1181 | return [
|
1182 | new InitFragment(
|
1183 | `var ${name}_namespace_cache;\n`,
|
1184 | InitFragment.STAGE_CONSTANTS,
|
1185 | -1,
|
1186 | `${name}_namespace_cache`
|
1187 | ),
|
1188 | new HarmonyExportInitFragment(module.exportsArgument, map)
|
1189 | ];
|
1190 | }
|
1191 |
|
1192 | getConditionalReexportStatement(
|
1193 | module,
|
1194 | key,
|
1195 | name,
|
1196 | valueKey,
|
1197 | runtimeRequirements
|
1198 | ) {
|
1199 | if (valueKey === false) {
|
1200 | return "/* unused export */\n";
|
1201 | }
|
1202 |
|
1203 | const exportsName = module.exportsArgument;
|
1204 | const returnValue = this.getReturnValue(name, valueKey);
|
1205 |
|
1206 | runtimeRequirements.add(RuntimeGlobals.exports);
|
1207 | runtimeRequirements.add(RuntimeGlobals.definePropertyGetters);
|
1208 | runtimeRequirements.add(RuntimeGlobals.hasOwnProperty);
|
1209 |
|
1210 | return `if(${RuntimeGlobals.hasOwnProperty}(${name}, ${JSON.stringify(
|
1211 | valueKey[0]
|
1212 | )})) ${
|
1213 | RuntimeGlobals.definePropertyGetters
|
1214 | }(${exportsName}, { ${JSON.stringify(
|
1215 | key
|
1216 | )}: function() { return ${returnValue}; } });\n`;
|
1217 | }
|
1218 |
|
1219 | getReturnValue(name, valueKey) {
|
1220 | if (valueKey === null) {
|
1221 | return `${name}_default.a`;
|
1222 | }
|
1223 |
|
1224 | if (valueKey === "") {
|
1225 | return name;
|
1226 | }
|
1227 |
|
1228 | if (valueKey === false) {
|
1229 | return "/* unused export */ undefined";
|
1230 | }
|
1231 |
|
1232 | return `${name}${propertyAccess(valueKey)}`;
|
1233 | }
|
1234 | };
|
1235 |
|
1236 | class HarmonyStarExportsList {
|
1237 | constructor() {
|
1238 |
|
1239 | this.dependencies = [];
|
1240 | }
|
1241 |
|
1242 | |
1243 |
|
1244 |
|
1245 |
|
1246 | push(dep) {
|
1247 | this.dependencies.push(dep);
|
1248 | }
|
1249 |
|
1250 | slice() {
|
1251 | return this.dependencies.slice();
|
1252 | }
|
1253 |
|
1254 | serialize({ write, setCircularReference }) {
|
1255 | setCircularReference(this);
|
1256 | write(this.dependencies);
|
1257 | }
|
1258 |
|
1259 | deserialize({ read, setCircularReference }) {
|
1260 | setCircularReference(this);
|
1261 | this.dependencies = read();
|
1262 | }
|
1263 | }
|
1264 |
|
1265 | makeSerializable(
|
1266 | HarmonyStarExportsList,
|
1267 | "webpack/lib/dependencies/HarmonyExportImportedSpecifierDependency",
|
1268 | "HarmonyStarExportsList"
|
1269 | );
|
1270 |
|
1271 | module.exports.HarmonyStarExportsList = HarmonyStarExportsList;
|