siesta-lite/lib/Scope/Provider/NodeJsEmbed.js

Stress-free JavaScript unit testing and functional testing tool, works in NodeJS and browsers

/*

Siesta 5.6.1
Copyright(c) 2009-2022 Bryntum AB
https://bryntum.com/contact
https://bryntum.com/products/siesta/license

*/
Class('Scope.Provider.NodeJsEmbed', {

    isa     : Scope.Provider.NodeJS,


    methods : {

        runCode : function (text, callback) {
            var vm          = require('vm')

            // the '/' filename is required for loading Ecma modules
            // this goes as "referrer" for the module url
            var res         = vm.runInThisContext(this.stripBom(text), { filename : '/' })

            callback && callback(res)

            return res
        },


        requireCjsModule : function (url, callback) {
            try {
                var res         = this.requireFunc(this.fileNameToModuleId(url))
            } catch (e) {
                this.onErrorHandler && this.onErrorHandler(e.message, null, null, null, e)
            }

            callback && callback(res)

            return res
        },


        importEcmaModule : function (url, callback) {
            // seems node supports dynamic `import` ONLY for the current context (on the C++ level)
            this.runCode("import('" + this.fileNameToModuleId(url) + "')").then(
                function (res) { callback && callback(res) },
                function () {}
            )
        },


        create : function (callback) {
            this.scope      = SCOPE

            callback && callback()
        }
    }
})