feat: attach mode

README.md

@@ -19,6 +19,8 @@ vfmd restart
 
 Daemon should be running beforehand.
 
+You can also use `vfmd start --attach` or `vfmd restart --attach` not to spawn detached process.
+
 ### LSP Settings
 
 Configure following commands to your editors' LSP Client.
@@ -69,10 +71,10 @@ const processor = unified()
   .use(remark2rehype)
   .use(html);
 
-processor.process(vfile.readSync(fname), (err, file) => {
+processor.process(vfile.readSync(fname), async (err, file) => {
   if (err) throw err;
   console.error(report(file));
-  reportToDaemon(file);
+  await reportToDaemon(file);
   file.extname = ".html";
   vfile.writeSync(file);
 });

src/bin/index.ts

@@ -7,27 +7,43 @@ import { start } from "../daemon/manage";
 // eslint-disable-next-line @typescript-eslint/no-var-requires -- package.json
 program.version(require("../../package.json").version, "-v, --version");
 
-program.command("start").action(async () => {
-  const running = await isRunning();
-  if (running) {
-    console.info("already running");
-    return;
-  }
-  const pid = start();
-  console.info(`Server is started with pid ${pid}`);
-  process.exit(0);
-});
+{
+  const command = program.command("start");
+  command.option("-a, --attach", "Not to detach").action(async () => {
+    const { attach } = command.opts();
+    const running = await isRunning();
+    if (running) {
+      console.info("already running");
+      return;
+    }
+    if (attach) {
+      require("../daemon/server");
+    } else {
+      const pid = start();
+      console.info(`Server is started with pid ${pid}`);
+      process.exit(0);
+    }
+  });
+}
 program.command("stop").action(async () => {
   const stopped = await stop();
   console.info(`${stopped ? "stopped" : "already stopped"}`);
   process.exit(0);
 });
-program.command("restart").action(async () => {
-  await stop();
-  const pid = start();
-  console.info(`Server is restarted with pid ${pid}`);
-  process.exit(0);
-});
+{
+  const command = program.command("restart");
+  command.option("-a, --attach", "Not to detach").action(async () => {
+    const { attach } = command.opts();
+    await stop();
+    if (attach) {
+      require("../daemon/server");
+    } else {
+      const pid = start();
+      console.info(`Server is restarted with pid ${pid}`);
+      process.exit(0);
+    }
+  });
+}
 program.command("status").action(async () => {
   console.info(`${(await isRunning()) ? "running" : "not running"}`);
   process.exit(0);
@@ -37,7 +53,6 @@ program.command("status").action(async () => {
   command
     .allowUnknownOption()
     .option("--stdio", "Use stdin/stdout to communicate")
-    .option("-e, --error", "report as errors")
     .action(() => {
       const options = command.opts();
       dump(options);