add generate auto complete for shell

Cargo.lock

@@ -59,9 +59,9 @@ checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "clap"
-version = "4.5.13"
+version = "4.5.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fbb260a053428790f3de475e304ff84cdbc4face759ea7a3e64c1edd938a7fc"
+checksum = "ed6719fffa43d0d87e5fd8caeab59be1554fb028cd30edc88fc4369b17971019"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -69,9 +69,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.13"
+version = "4.5.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64b17d7ea74e9f833c7dbf2cbe4fb12ff26783eda4782a8975b72f895c9b4d99"
+checksum = "216aec2b177652e3846684cbfe25c9964d18ec45234f0f5da5157b207ed1aab6"
 dependencies = [
  "anstream",
  "anstyle",
@@ -79,6 +79,15 @@ dependencies = [
  "strsim",
 ]
 
+[[package]]
+name = "clap_complete"
+version = "4.5.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "531d7959c5bbb6e266cecdd0f20213639c3a5c3e4d615f97db87661745f781ff"
+dependencies = [
+ "clap",
+]
+
 [[package]]
 name = "clap_derive"
 version = "4.5.13"
@@ -156,6 +165,7 @@ version = "0.3.2"
 dependencies = [
  "byteorder",
  "clap",
+ "clap_complete",
 ]
 
 [[package]]

Cargo.toml

@@ -23,6 +23,7 @@ path = "src/main.rs"
 [dependencies]
 byteorder = "1.0.0"
 clap = { version = "4.5.13", features = ["derive"] }
+clap_complete = "4.5.23"
 
 [profile.release]
 strip = true

src/cli/cli_system.rs

@@ -2,8 +2,9 @@ use crate::{
     example::{Controller10, Controller13},
     openflow::{ofp10::ControllerFrame10, ofp13::ControllerFrame13},
 };
-use clap::{command, Parser, Subcommand};
-use std::thread;
+use clap::{command, CommandFactory, Parser, Subcommand};
+use clap_complete::{generate, Shell};
+use std::{io, thread};
 
 #[derive(Parser)]
 #[command(name = "tenjin",author, version, about, long_about = None)]
@@ -13,7 +14,7 @@ struct Cli {
 }
 
 #[derive(Subcommand)]
-pub enum Commands {
+enum Commands {
     /// Run the controller
     Run {
         #[command(subcommand)]
@@ -29,6 +30,8 @@ pub enum Commands {
         )]
         listen: String,
     },
+    /// Generate auto complete for shell
+    Generate { shell: Shell },
 }
 
 #[derive(Subcommand)]
@@ -69,5 +72,9 @@ pub fn system() {
                 let _ = th.join();
             }
         }
+        Commands::Generate { shell } => {
+            let mut cli_gen = Cli::command();
+            generate(shell, &mut cli_gen, "tenjin", &mut io::stdout());
+        }
     }
 }