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- "use strict";
- const { ConcatSource } = require("webpack-sources");
- const { UsageState } = require("../ExportsInfo");
- const RuntimeGlobals = require("../RuntimeGlobals");
- const propertyAccess = require("../util/propertyAccess");
- const { getEntryRuntime } = require("../util/runtime");
- const AbstractLibraryPlugin = require("./AbstractLibraryPlugin");
- class ExportPropertyLibraryPlugin extends AbstractLibraryPlugin {
-
- constructor({ type, nsObjectUsed }) {
- super({
- pluginName: "ExportPropertyLibraryPlugin",
- type
- });
- this.nsObjectUsed = nsObjectUsed;
- }
-
- parseOptions(library) {
- return {
- export: library.export
- };
- }
-
- finishEntryModule(
- module,
- entryName,
- { options, compilation, compilation: { moduleGraph } }
- ) {
- const runtime = getEntryRuntime(compilation, entryName);
- if (options.export) {
- const exportsInfo = moduleGraph.getExportInfo(
- module,
- Array.isArray(options.export) ? options.export[0] : options.export
- );
- exportsInfo.setUsed(UsageState.Used, runtime);
- exportsInfo.canMangleUse = false;
- } else {
- const exportsInfo = moduleGraph.getExportsInfo(module);
- if (this.nsObjectUsed) {
- exportsInfo.setUsedInUnknownWay(runtime);
- } else {
- exportsInfo.setAllKnownExportsUsed(runtime);
- }
- }
- moduleGraph.addExtraReason(module, "used as library export");
- }
-
- runtimeRequirements(chunk, set, libraryContext) {}
-
- renderStartup(source, module, renderContext, { options }) {
- if (!options.export) return source;
- const postfix = `${RuntimeGlobals.exports} = ${
- RuntimeGlobals.exports
- }${propertyAccess(
- Array.isArray(options.export) ? options.export : [options.export]
- )};\n`;
- return new ConcatSource(source, postfix);
- }
- }
- module.exports = ExportPropertyLibraryPlugin;
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