feat: update clap

src/main.rs

@@ -1,3 +1,41 @@
-fn main() {
-    println!("Hello, world!");
+use clap::{App, AppSettings, ArgMatches};
+use rust_util::{failure_and_exit, information};
+use rust_util::util_clap::{Command, CommandError};
+
+pub struct DefaultCommandImpl;
+
+impl DefaultCommandImpl {
+    pub fn process_command<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
+        app
+    }
+    pub fn run(_arg_matches: &ArgMatches) -> CommandError {
+        information!("Local mini KMS cli, use --help for help");
+        Ok(None)
+    }
 }
+
+fn main() {
+    if let Err(e) = inner_main() {
+        failure_and_exit!("Run local-mini-kms error: {}", e);
+    }
+}
+
+fn inner_main() -> CommandError {
+    let commands: Vec<Box<dyn Command>> = vec![];
+    let mut app = App::new(env!("CARGO_PKG_NAME"))
+        .version(env!("CARGO_PKG_VERSION"))
+        .about(env!("CARGO_PKG_DESCRIPTION"))
+        .long_about("Local mini KMS")
+        .setting(AppSettings::ColoredHelp);
+    app = DefaultCommandImpl::process_command(app);
+    for command in &commands {
+        app = app.subcommand(command.subcommand());
+    }
+    let matches = app.get_matches();
+    for command in &commands {
+        if let Some(sub_cmd_matches) = matches.subcommand_matches(command.name()) {
+            return command.run(&matches, sub_cmd_matches);
+        }
+    }
+    DefaultCommandImpl::run(&matches)
+}