Improve shell completions

exports/completion.fish

@@ -1,7 +1,7 @@
 complete -c sane-fmt -l details -d 'File diff detail' -r -f -a "{count	,name	,diff	}"
 complete -c sane-fmt -l color -d 'When to use terminal color' -r -f -a "{auto	,never	,always	}"
 complete -c sane-fmt -l log-format -d 'Format of log messages' -r -f -a "{human	,github-actions	}"
-complete -c sane-fmt -s I -l include -d 'Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)' -r
+complete -c sane-fmt -s I -l include -d 'Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)' -r -F
 complete -c sane-fmt -l stdio -d 'Reads unformatted code from standard input, prints formatted code to standard output, then exits'
 complete -c sane-fmt -s w -l write -d 'Whether to write or check'
 complete -c sane-fmt -l hide-passed -d 'Do not log passed filenames'

exports/completion.zsh

@@ -18,8 +18,8 @@ _sane-fmt() {
 '--details=[File diff detail]:DETAILS:(count name diff)' \
 '--color=[When to use terminal color]:COLOR:(auto never always)' \
 '--log-format=[Format of log messages]:LOG_FORMAT:(human github-actions)' \
-'-I+[Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)]:INCLUDE: ' \
-'--include=[Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)]:INCLUDE: ' \
+'-I+[Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)]:INCLUDE:_files' \
+'--include=[Files whose contents contain paths to target files (`-` means stdin, other strings mean text file)]:INCLUDE:_files' \
 '--stdio[Reads unformatted code from standard input, prints formatted code to standard output, then exits]' \
 '-w[Whether to write or check]' \
 '--write[Whether to write or check]' \
@@ -28,7 +28,7 @@ _sane-fmt() {
 '--help[Print help information (use `--help` for more detail)]' \
 '-V[Print version information]' \
 '--version[Print version information]' \
-'*::files -- Files to process:' \
+'*::files -- Files to process:_files' \
 && ret=0
 }
 

src/cli_opt.rs

@@ -8,7 +8,7 @@ pub use input_stream_address::*;
 pub use log_format::*;
 pub use when::*;
 
-use clap::Parser;
+use clap::{Parser, ValueHint};
 
 /// Opinionated code formatter for TypeScript and JavaScript
 #[derive(Debug, Parser)]
@@ -41,11 +41,12 @@ pub struct CliOpt {
 
     /// Files whose contents contain paths to target files
     /// (`-` means stdin, other strings mean text file)
-    #[clap(long, short = 'I')]
+    #[clap(long, short = 'I', value_hint = ValueHint::FilePath)]
     pub include: Option<InputStreamAddress>,
 
     /// Files to process
     ///
     /// If none are provided, a default set of files will be assumed
+    #[clap(value_hint = ValueHint::AnyPath)]
     pub files: Vec<String>,
 }