@sebastianwessel/quickjs
Version:
A typescript package to execute JavaScript and TypeScript code in a WebAssembly QuickJS sandbox
35 lines (34 loc) • 1.46 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getAsyncModuleLoader = void 0;
const node_path_1 = require("node:path");
const getAsyncModuleLoader = (fs, _runtimeOptions) => {
const moduleLoader = (inputName, _context) => {
let name = inputName;
// if it does not exist
if (!fs.existsSync(name)) {
// try to add the .js extension
if (fs.existsSync(`${name}.js`)) {
name = `${name}.js`;
}
else {
return { error: new Error(`Module '${inputName}' not installed or available`) };
}
}
// if it is a folder, we need to use the index.js file
if (fs.lstatSync(name).isDirectory()) {
name = (0, node_path_1.join)(name, 'index.js');
if (!fs.existsSync(name)) {
return { error: new Error(`Module '${inputName}' not installed or available`) };
}
}
// workaround: as we can not provide the real import.meta.url functionality, we replace it dynamically with the current value string
const value = fs.readFileSync(name)?.toString().replaceAll('import.meta.url', `'file://${name}'`);
if (!value) {
return { error: new Error(`Module '${name}' not installed or available`) };
}
return { value };
};
return moduleLoader;
};
exports.getAsyncModuleLoader = getAsyncModuleLoader;