tree-wide: replace impl Default with better_default attribute macros

src/cmds/cmd.rs

@@ -1,6 +1,7 @@
 use std::sync::atomic;
 
 use anyhow::Result;
+use better_default::Default;
 use clap::{CommandFactory, FromArgMatches, Parser};
 use rayon::prelude::*;
 use yansi::Paint;
@@ -181,9 +182,11 @@ pub struct CmdParams {
     force: bool,
     keep_going: bool,
     num_jobs: Option<usize>,
+    #[default(true)]
     exit_on_error: bool,
     quiet: bool,
     verbose: u8,
+    #[default(true)]
     word_split: bool,
 }
 

src/model.rs

@@ -1,6 +1,7 @@
 use std::cell::{Cell, UnsafeCell};
 use std::str::FromStr;
 
+use better_default::Default;
 use indextree::{Arena, NodeId};
 use is_terminal::IsTerminal;
 use strum::VariantNames;
@@ -183,7 +184,7 @@ impl MultiVariable {
 }
 
 /// Trees represent a single worktree
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Default)]
 pub struct Tree {
     pub commands: MultiVariableMap,
     pub environment: Vec<MultiVariable>,
@@ -195,6 +196,7 @@ pub struct Tree {
     pub branch: Variable,
     pub(crate) branches: VariableMap,
     pub worktree: Variable,
+    #[default(string!("origin"))]
     pub(crate) default_remote: String,
     pub(crate) clone_depth: i64,
     pub(crate) is_single_branch: bool,
@@ -210,33 +212,6 @@ pub struct Tree {
 
 impl_display!(Tree);
 
-impl Default for Tree {
-    fn default() -> Self {
-        Self {
-            commands: MultiVariableMap::new(),
-            environment: Vec::new(),
-            gitconfig: MultiVariableMap::new(),
-            remotes: VariableMap::new(),
-            symlink: Variable::new(string!(""), None),
-            templates: StringSet::new(),
-            variables: VariableMap::new(),
-            branch: Variable::new(string!(""), None),
-            branches: VariableMap::new(),
-            worktree: Variable::new(string!(""), None),
-            default_remote: string!("origin"),
-            clone_depth: 0,
-            is_single_branch: false,
-            is_symlink: false,
-            is_bare_repository: false,
-            is_worktree: false,
-            description: string!(""),
-            links: Vec::new(),
-            name: string!(""),
-            path: Variable::new(string!(""), None),
-        }
-    }
-}
-
 impl Tree {
     pub fn get_name(&self) -> &String {
         &self.name