Added support for the -A flag which does the same as -a to make it convenient to use with zsh shell

src/options/filter.rs

@@ -155,7 +155,7 @@ impl DotFilter {
     /// special case where `--tree --all --all` won’t work: listing the
     /// parent directory in tree mode would loop onto itself!
     pub fn deduce(matches: &MatchedFlags<'_>) -> Result<Self, OptionsError> {
-        let count = matches.count(&flags::ALL);
+        let count = matches.count(&flags::ALL) + matches.count(&flags::ALL_A);
 
         if count == 0 {
             Ok(Self::JustFiles)

src/options/flags.rs

@@ -23,6 +23,7 @@ pub static COLOUR_SCALE: Arg = Arg { short: None, long: "colour-scale", takes_va
 
 // filtering and sorting options
 pub static ALL:         Arg = Arg { short: Some(b'a'), long: "all",         takes_value: TakesValue::Forbidden };
+pub static ALL_A:       Arg = Arg { short: Some(b'A'), long: "all-A",       takes_value: TakesValue::Forbidden };
 pub static LIST_DIRS:   Arg = Arg { short: Some(b'd'), long: "list-dirs",   takes_value: TakesValue::Forbidden };
 pub static LEVEL:       Arg = Arg { short: Some(b'L'), long: "level",       takes_value: TakesValue::Necessary(None) };
 pub static REVERSE:     Arg = Arg { short: Some(b'r'), long: "reverse",     takes_value: TakesValue::Forbidden };
@@ -73,7 +74,7 @@ pub static ALL_ARGS: Args = Args(&[
     &ONE_LINE, &LONG, &GRID, &ACROSS, &RECURSE, &TREE, &CLASSIFY,
     &COLOR, &COLOUR, &COLOR_SCALE, &COLOUR_SCALE,
 
-    &ALL, &LIST_DIRS, &LEVEL, &REVERSE, &SORT, &DIRS_FIRST,
+    &ALL, &ALL_A, &LIST_DIRS, &LEVEL, &REVERSE, &SORT, &DIRS_FIRST,
     &IGNORE_GLOB, &GIT_IGNORE, &ONLY_DIRS,
 
     &BINARY, &BYTES, &GROUP, &NUMERIC, &HEADER, &ICONS, &INODE, &LINKS, &MODIFIED, &CHANGED,