55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const NullDependency = require("./NullDependency");
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class HarmonyExportSpecifierDependency extends NullDependency {
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constructor(originModule, id, name, position, immutable) {
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super();
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this.originModule = originModule;
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this.id = id;
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this.name = name;
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this.position = position;
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this.immutable = immutable;
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}
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get type() {
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return "harmony export specifier";
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}
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getExports() {
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return {
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exports: [this.name]
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};
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}
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}
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HarmonyExportSpecifierDependency.Template = class HarmonyExportSpecifierDependencyTemplate {
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apply(dep, source) {
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const content = this.getPrefix(dep) + this.getContent(dep);
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source.insert(dep.position, content);
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}
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getPrefix(dep) {
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return dep.position > 0 ? "\n" : "";
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}
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getContent(dep) {
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const used = dep.originModule.isUsed(dep.name);
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if(!used) {
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return `/* unused harmony export ${(dep.name || "namespace")} */\n`;
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}
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const exportsName = dep.originModule.exportsArgument || "exports";
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if(dep.immutable) {
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return `/* harmony export (immutable) */ ${exportsName}[${JSON.stringify(used)}] = ${dep.id};\n`;
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}
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return `/* harmony export (binding) */ __webpack_require__.d(${exportsName}, ${JSON.stringify(used)}, function() { return ${dep.id}; });\n`;
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}
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};
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module.exports = HarmonyExportSpecifierDependency;
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