refactor(commands): move tree branch construct code into type method

crates/commands/src/lib.rs

@@ -10,7 +10,6 @@ uniffi::include_scaffolding!("commands");
 use core::panic;
 use std::collections::HashMap;
 
-use ordermap::OrderMap;
 use smol_str::{format_smolstr, SmolStr};
 use tree::TreeBranch;
 
@@ -19,10 +18,7 @@ pub use token::*;
 
 lazy_static::lazy_static! {
     pub static ref COMMAND_TREE: TreeBranch = {
-        let mut tree = TreeBranch {
+        let mut tree = TreeBranch::empty();
-            current_command_key: None,
-            branches: OrderMap::new(),
-        };
 
         crate::commands::all().into_iter().for_each(|x| tree.register_command(x));
 

crates/commands/src/tree.rs

@@ -10,6 +10,13 @@ pub struct TreeBranch {
 }
 
 impl TreeBranch {
+    pub fn empty() -> Self {
+        Self {
+            current_command_key: None,
+            branches: OrderMap::new(),
+        }
+    }
+
     pub fn register_command(&mut self, command: Command) {
         let mut current_branch = self;
         // iterate over tokens in command