update from clap2 to clap3

1 files changed, 3 insertions, 15 deletions

diff --git a/src/tree/tree_options.rs b/src/tree/tree_options.rs
index 97d9c9c..f1f5353 100644
--- a/src/tree/tree_options.rs
+++ b/src/tree/tree_options.rs
@@ -8,7 +8,6 @@ use {
         pattern::*,
     },
     clap::ArgMatches,
-    crossterm::style::Stylize,
     std::convert::TryFrom,
 };
 
@@ -80,20 +79,9 @@ impl TreeOptions {
     /// change tree options according to configuration
     pub fn apply_config(&mut self, config: &Conf) -> Result<(), ConfError> {
         if let Some(default_flags) = &config.default_flags {
-            let clap_app = clap_args::clap_app().setting(clap::AppSettings::NoBinaryName);
+            let clap_app = clap_args::clap_app().no_binary_name(true);
             let flags_args = format!("-{}", default_flags);
-            let conf_matches = match clap_app.get_matches_from_safe(vec![&flags_args]) {
-                Ok(cm) => cm,
-                Err(e) => {
-                    error!("bad default_flags in conf: {:?}", default_flags);
-                    eprintln!(
-                        "{} Invalid default_flags in configuration file: \"{}\"",
-                        "error:".red(),
-                        default_flags.to_string().red(),
-                    );
-                    e.exit();
-                }
-            };
+            let conf_matches = clap_app.get_matches_from(vec![&flags_args]);
             self.apply_launch_args(&conf_matches);
         }
         if let Some(b) = &config.show_selection_mark {
@@ -111,7 +99,7 @@ impl TreeOptions {
         Ok(())
     }
     /// change tree options according to broot launch arguments
-    pub fn apply_launch_args(&mut self, cli_args: &ArgMatches<'_>) {
+    pub fn apply_launch_args(&mut self, cli_args: &ArgMatches) {
         if cli_args.is_present("sizes") {
             self.show_sizes = true;
             self.show_root_fs = true;