one/dist/esm/vite/plugins/routeModuleHmrPlugin.mjs

One is a React framework for web, iOS, and Android apps.

import path from "node:path";
import { isPathInsideDirectory } from "../../utils/routeFileWatch.mjs";

function createRouteModuleHmrPlugin(routerRoot) {
	return {
		name: "route-module-hmr-fix",
		configureServer(server) {
			server.hot.on("one:route-error", (data) => {
				const id = data?.id || "unknown route";
				const message = data?.message || "unknown error";
				server.config.logger.error(`[one] route failed to load: ${id}
  ${message}
  the router rendered an empty component in its place, so nothing inside this route mounted.`, { timestamp: true });
			});
		},
		hotUpdate({ server, modules, file }) {
			const absoluteRouterRoot = path.resolve(server.config.root, routerRoot);
			const fileRelativePath = path.relative(server.config.root, file);
			if (this.environment?.name === "ssr" && isPathInsideDirectory(file, absoluteRouterRoot)) {
				return [];
			}
			let hasRouteUpdate = false;
			const result = modules.map((module) => {
				if (!module.id) return module;
				const moduleFile = module.id.split("?")[0];
				if (isPathInsideDirectory(moduleFile, absoluteRouterRoot)) {
					const relativeRoutePath = path.relative(absoluteRouterRoot, moduleFile);
					module.acceptedHmrExports = /* @__PURE__ */ new Set();
					if (/^(?:\([^)]+\)[\\/])?_layout\.[jt]sx?$/.test(relativeRoutePath)) {
						hasRouteUpdate = true;
					}
				}
				return module;
			});
			if (hasRouteUpdate) {
				server.hot.send({
					type: "custom",
					event: "one:route-update",
					data: { file: fileRelativePath }
				});
			}
			return result;
		}
	};
}

export { createRouteModuleHmrPlugin };
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