Fix command-line interface

agent/src/args.rs

@@ -2,25 +2,30 @@ use argp::FromArgs;
 #[cfg(feature = "tracing-subscriber")]
 use tracing_subscriber::EnvFilter;
 
-/// Tablet mode detection service
+/// Tablet-mode assistance DBus session service.
 #[derive(FromArgs, Debug)]
 pub struct Args {
-    /// Log/trace filter
+    /// Log/trace filter.
     #[cfg(feature = "tracing-subscriber")]
-    #[argp(option, short = 't', from_str_fn(Args::parse_env_filter))]
+    #[argp(
+        option,
+        short = 't',
+        arg_name = "filter",
+        from_str_fn(Args::parse_env_filter)
+    )]
     pub trace: Option<EnvFilter>,
 
-    /// Log to stdout
+    /// Log to stdout.
     #[cfg(feature = "stderr")]
     #[argp(switch, short = 'l')]
     pub log: bool,
 
-    /// Log to journald
+    /// Log to journald.
     #[cfg(feature = "journal")]
     #[argp(switch, short = 'j')]
     pub journal: bool,
 
-    /// Show version and exit
+    /// Show version and exit.
     #[argp(switch, short = 'v')]
     pub version: bool,
 }

service/src/args.rs

@@ -3,33 +3,38 @@ use std::path::PathBuf;
 #[cfg(feature = "tracing-subscriber")]
 use tracing_subscriber::EnvFilter;
 
-/// Tablet mode detection service
+/// Tablet-mode assistance DBus system service.
 #[derive(FromArgs, Debug)]
 pub struct Args {
-    /// Path to config file
-    #[argp(option, short = 'c')]
+    /// Path to config file.
+    #[argp(option, short = 'c', arg_name = "path")]
     pub config: Option<PathBuf>,
 
-    /// Run dbus service
+    /// Run dbus service.
     #[argp(switch, short = 'd')]
     pub dbus: bool,
 
-    /// Log/trace filter
+    /// Log/trace filter.
     #[cfg(feature = "tracing-subscriber")]
-    #[argp(option, short = 't', from_str_fn(Args::parse_env_filter))]
+    #[argp(
+        option,
+        short = 't',
+        arg_name = "filter",
+        from_str_fn(Args::parse_env_filter)
+    )]
     pub trace: Option<EnvFilter>,
 
-    /// Log to stdout
+    /// Log to stdout.
     #[cfg(feature = "stderr")]
     #[argp(switch, short = 'l')]
     pub log: bool,
 
-    /// Log to journald
+    /// Log to journald.
     #[cfg(feature = "journal")]
     #[argp(switch, short = 'j')]
     pub journal: bool,
 
-    /// Show version and exit
+    /// Show version and exit.
     #[argp(switch, short = 'v')]
     pub version: bool,
 }