webpack/lib/dependencies/HarmonyExportExpressionDepe...

42 lines
1.5 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
var NullDependency = require("./NullDependency");
function HarmonyExportExpressionDependency(originModule, range, rangeStatement) {
NullDependency.call(this);
this.originModule = originModule;
this.range = range;
this.rangeStatement = rangeStatement;
}
module.exports = HarmonyExportExpressionDependency;
HarmonyExportExpressionDependency.prototype = Object.create(NullDependency.prototype);
HarmonyExportExpressionDependency.prototype.constructor = HarmonyExportExpressionDependency;
HarmonyExportExpressionDependency.prototype.type = "harmony export expression";
HarmonyExportExpressionDependency.prototype.describeHarmonyExport = function() {
return {
exportedName: "default",
precedence: 1
};
};
HarmonyExportExpressionDependency.Template = function HarmonyExportDependencyTemplate() {};
HarmonyExportExpressionDependency.Template.prototype.apply = function(dep, source) {
var used = dep.originModule.isUsed("default");
var content;
if(used)
content = "/* harmony default export */ exports[" + JSON.stringify(used) + "] = ";
else
content = "/* unused harmony default export */ var _unused_webpack_default_export = ";
if(dep.range) {
source.replace(dep.rangeStatement[0], dep.range[0] - 1, content);
source.replace(dep.range[1], dep.rangeStatement[1] - 1, "");
} else {
source.replace(dep.rangeStatement[0], dep.rangeStatement[1] - 1, content);
}
};