Add example for multicall completion generation

clap_generate/Cargo.toml

@@ -36,7 +36,7 @@ clap = { path = "../", version = "=3.0.0-beta.5", default-features = false, feat
 [dev-dependencies]
 pretty_assertions = "0.7"
 version-sync = "0.9"
-clap = { path = "../", version = "=3.0.0-beta.5", default-features = false, features = ["std", "derive"] }
+clap = { path = "../", version = "=3.0.0-beta.5", default-features = false, features = ["std", "derive", "unstable-multicall"] }
 
 [features]
 default = []

clap_generate/examples/multicall.rs

@@ -0,0 +1,18 @@
+use clap::{App, AppSettings};
+use clap_generate::{generate, generators::Bash};
+use std::io;
+
+fn main() {
+    let mut app = App::new(env!("CARGO_CRATE_NAME"))
+        .setting(AppSettings::Multicall)
+        .subcommand(
+            App::new("test")
+                .subcommand(App::new("config"))
+                .subcommand(App::new("generate-completions")),
+        )
+        .subcommand(App::new("hello"));
+    for applet in app.get_subcommands_mut() {
+        let name = applet.get_name().to_owned();
+        generate(Bash, applet, &name, &mut io::stdout());
+    }
+}