64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
|
/*
|
||
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
||
|
|
Author Tobias Koppers @sokra
|
||
|
|
*/
|
||
|
|
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
const RuntimeGlobals = require("../RuntimeGlobals");
|
||
|
|
|
||
|
|
/** @typedef {import("../Module")} Module */
|
||
|
|
/** @typedef {import("../Module").RuntimeRequirements} RuntimeRequirements */
|
||
|
|
/** @typedef {"exports" | "module.exports" | "this" | "Object.defineProperty(exports)" | "Object.defineProperty(module.exports)" | "Object.defineProperty(this)"} CommonJSDependencyBaseKeywords */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param {CommonJSDependencyBaseKeywords} depBase commonjs dependency base
|
||
|
|
* @param {Module} module module
|
||
|
|
* @param {RuntimeRequirements} runtimeRequirements runtime requirements
|
||
|
|
* @returns {[string, string]} type and base
|
||
|
|
*/
|
||
|
|
module.exports.handleDependencyBase = (
|
||
|
|
depBase,
|
||
|
|
module,
|
||
|
|
runtimeRequirements
|
||
|
|
) => {
|
||
|
|
let base;
|
||
|
|
let type;
|
||
|
|
switch (depBase) {
|
||
|
|
case "exports":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.exports);
|
||
|
|
base = module.exportsArgument;
|
||
|
|
type = "expression";
|
||
|
|
break;
|
||
|
|
case "module.exports":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.module);
|
||
|
|
base = `${module.moduleArgument}.exports`;
|
||
|
|
type = "expression";
|
||
|
|
break;
|
||
|
|
case "this":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.thisAsExports);
|
||
|
|
base = "this";
|
||
|
|
type = "expression";
|
||
|
|
break;
|
||
|
|
case "Object.defineProperty(exports)":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.exports);
|
||
|
|
base = module.exportsArgument;
|
||
|
|
type = "Object.defineProperty";
|
||
|
|
break;
|
||
|
|
case "Object.defineProperty(module.exports)":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.module);
|
||
|
|
base = `${module.moduleArgument}.exports`;
|
||
|
|
type = "Object.defineProperty";
|
||
|
|
break;
|
||
|
|
case "Object.defineProperty(this)":
|
||
|
|
runtimeRequirements.add(RuntimeGlobals.thisAsExports);
|
||
|
|
base = "this";
|
||
|
|
type = "Object.defineProperty";
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
throw new Error(`Unsupported base ${depBase}`);
|
||
|
|
}
|
||
|
|
|
||
|
|
return [type, base];
|
||
|
|
};
|