feat(parser)!: Introduction of clap based parser

This pr intoduce clap based parser.
Please note that this is still a wip.

Breaking Changes:
-v no longer lists version.
Version is no longer as exhaustive as before.
Signed-off-by: Christina Sørensen <[email protected]>

src/options/filter.rs

@@ -195,7 +195,6 @@ impl GitIgnore {
 
 #[cfg(test)]
 mod tests {
-    use crate::options::parser::SortArgs;
 
     use super::*;
     use std::ffi::OsString;
@@ -351,10 +350,22 @@ mod tests {
         );
     }
 
+    #[test]
+    fn deduce_sort_field_name_mix_hidden_case() {
+        let opts = Opts {
+            sort: Some(OsString::from(".Name")),
+            ..Opts::default()
+        };
+        assert_eq!(
+            SortField::deduce(&opts),
+            Ok(SortField::NameMixHidden(SortCase::ABCabc))
+        );
+    }
+
     #[test]
     fn deduce_sort_field_size() {
         let opts = Opts {
-            sort: Some("size".into()),
+            sort: Some(OsString::from("size")),
             ..Opts::default()
         };
 
@@ -374,6 +385,19 @@ mod tests {
         );
     }
 
+    #[test]
+    fn deduce_sort_field_extension_case() {
+        let opts = Opts {
+            sort: Some(OsString::from("Ext")),
+            ..Opts::default()
+        };
+
+        assert_eq!(
+            SortField::deduce(&opts),
+            Ok(SortField::Extension(SortCase::ABCabc))
+        );
+    }
+
     #[test]
     fn deduce_sort_field_date() {
         let opts = Opts {

src/options/parser.rs

@@ -175,7 +175,6 @@ pub struct Opts {
     /// use stdin as the sole input
     #[arg(long = "stdin", action = clap::ArgAction::Count)]
     pub stdin: u8,
-
     #[arg(short = 'O', long = "flags", action = clap::ArgAction::Count)]
     pub file_flags: u8,
 }
@@ -187,7 +186,6 @@ pub enum ShowWhen {
     Auto,
     Never,
 }
-
 #[derive(Clone, Debug, ValueEnum, PartialEq, Eq)]
 pub enum ColorScaleModeArgs {
     Fixed,

src/options/view.rs

@@ -978,18 +978,6 @@ mod tests {
             Ok(Mode::Grid(grid::Options { across: true }))
         );
     }
-    // fn deduce_tree<V: Vars>(matches: &Opts, vars: &V) -> Result<Self, OptionsError> {
-    //     let details = details::Options {
-    //         table: None,
-    //         header: false,
-    //         xattr: xattr::ENABLED && matches.extended > 0,
-    //         secattr: xattr::ENABLED && matches.security_context > 0,
-    //         mounts: matches.mounts > 0,
-    //         color_scale: ColorScaleOptions::deduce(matches, vars)?,
-    //     };
-    //
-    //     Ok(details)
-    // }
     #[test]
     fn deduce_details_options_tree() {
         let options = Opts {