Method load

test/vm.ts:13–42

(id: string, filename = id, code?: string)

        this.context = vm.createContext(context);
    }
    load(id: string, filename = id, code?: string): any {
        let module = this.cache.get(id);
        if (module) return module.exports;
        module = {
            id,
            filename,
            exports: {},
            require: undefined,
            loaded: false,
            paths: undefined!,
            children: undefined!,
            parent: undefined!
        };
        this.cache.set(id, module);
        if (mod.builtinModules.indexOf(id) >= 0) {
            module.exports = require(id);
            module.loaded = true;
        }
        else {
            module.require = this.createRequire(filename);
            if (code === undefined) {
                code = fs.readFileSync(filename, { encoding: "utf8" });
            }
            code = `(function(module, exports, require, __filename, __dirname) {${code}\n})`;
            const func = vm.runInContext(code, this.context, { filename });
            func(module, module.exports, module.require, filename, path.dirname(filename));
            module.loaded = true;
        }
        return module.exports;
    }
    createRequire(filename: string) {
        const req = mod.createRequireFromPath(filename) as NodeRequire;
        const require = ((id: string) => this.load(mod.builtinModules.indexOf(id) >= 0 ? id : req.resolve(id))) as NodeRequire;