lepu-test-platform-web/node_modules/webpack/lib/dependencies/HarmonyExportSpecifierDepen...

55 lines
1.4 KiB
JavaScript

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