Finalized license, warranty flags

Made the clap Parser able to be run without a subcommand, by wrapping
the subcommand field of the Parser struct in an Option<Command>.

Further destructured the subcommand arms fields in main with Some(),
and made the default case None just return ().

Signed-off-by: Christina Sørensen <christina@cafkafk.com>

src/cli.rs

@@ -29,7 +29,7 @@ const CONFIG_FILE: &str = "/.config/gg/config.yaml";
     long_version=env!("CARGO_PKG_VERSION"),
     about="GitOps for the masses",
     long_about="A Rust GitOps and linkfarm orchestrator inspired by GNU Stow",
-    subcommand_required=true,
+    subcommand_required=false,
     arg_required_else_help=true,
     help_template="\
     {before-help}{name} {version}
@@ -59,7 +59,7 @@ pub struct Args {
     pub code_of_conduct: bool,
 
     #[command(subcommand)]
-    pub command: Commands,
+    pub command: Option<Commands>,
 }
 
 #[derive(Subcommand, Debug)]

src/main.rs

@@ -42,27 +42,28 @@ fn main() {
         _ => (),
     }
     match &args.command {
-        Commands::Link { msg: _ } => {
+        Some(Commands::Link { msg: _ }) => {
             config.link_all();
         }
-        Commands::Quick { msg } => {
+        Some(Commands::Quick { msg }) => {
             config.quick(&msg.as_ref().unwrap());
         }
-        Commands::Clone { msg: _ } => {
+        Some(Commands::Clone { msg: _ }) => {
             config.clone_all();
         }
-        Commands::Pull { msg: _ } => {
+        Some(Commands::Pull { msg: _ }) => {
             config.pull_all();
         }
-        Commands::Add { msg: _ } => {
+        Some(Commands::Add { msg: _ }) => {
             config.add_all();
         }
-        Commands::Commit { msg: _ } => {
+        Some(Commands::Commit { msg: _ }) => {
             config.commit_all();
         }
-        Commands::CommitMsg { msg } => {
+        Some(Commands::CommitMsg { msg }) => {
             config.commit_all_msg(&msg.as_ref().unwrap());
         }
+        None => (),
     }
     trace!("{:?}", config);
 }