implement random commands, dont keep the subcommands only the flags

crates/command_definitions/src/group.rs

@@ -1 +1,11 @@
+use command_parser::token::TokensIterator;
 
+use super::*;
+
+pub fn group() -> (&'static str, [&'static str; 1]) {
+    ("group", ["g"])
+}
+
+pub fn targeted() -> TokensIterator {
+    tokens!(group(), GroupRef)
+}

crates/command_definitions/src/lib.rs

@@ -27,6 +27,7 @@ pub fn all() -> impl Iterator<Item = Command> {
         .chain(config::cmds())
         .chain(fun::cmds())
         .chain(switch::cmds())
+        .chain(random::cmds())
         .map(|cmd| {
             cmd.flag(("plaintext", ["pt"]))
                 .flag(("raw", ["r"]))

crates/command_definitions/src/random.rs

@@ -1 +1,14 @@
+use super::*;
 
+pub fn cmds() -> impl Iterator<Item = Command> {
+    let random = ("random", ["rand"]);
+    let group = group::group();
+
+    [
+        command!(random => "random_self").flag(group),
+        command!(system::targeted(), random => "system_random").flag(group),
+        command!(group::targeted(), random => "group_random_member"),
+    ]
+    .into_iter()
+    .map(|cmd| cmd.flag(("all", ["a"])))
+}

crates/command_definitions/src/system.rs

@@ -1,12 +1,22 @@
+use command_parser::token::TokensIterator;
+
 use super::*;
 
 pub fn cmds() -> impl Iterator<Item = Command> {
     edit()
 }
 
+pub fn system() -> (&'static str, [&'static str; 1]) {
+    ("system", ["s"])
+}
+
+pub fn targeted() -> TokensIterator {
+    tokens!(system(), SystemRef)
+}
+
 pub fn edit() -> impl Iterator<Item = Command> {
-    let system = ("system", ["s"]);
-    let system_target = tokens!(system, SystemRef);
+    let system = system();
+    let system_target = targeted();
 
     let system_new = tokens!(system, ("new", ["n"]));
     let system_new_cmd = [