fix clap warnings

cargo-smart-release/src/cli/options.rs

@@ -1,9 +1,7 @@
-use clap::AppSettings;
-
 #[derive(clap::Parser)]
-#[clap(setting = AppSettings::SubcommandRequired)]
-#[clap(setting = AppSettings::DisableHelpSubcommand)]
-#[clap(setting = AppSettings::DisableVersionFlag)]
+#[clap(subcommand_required = true)]
+#[clap(disable_help_subcommand = true)]
+#[clap(disable_version_flag = true)]
 #[clap(bin_name = "cargo")]
 /// Release workspace crates fearlessly.
 ///

src/plumbing/options.rs

@@ -1,9 +1,9 @@
-use clap::AppSettings;
 use gitoxide_core as core;
 
 #[derive(Debug, clap::Parser)]
 #[clap(name = "gix-plumbing", about = "The git underworld", version = clap::crate_version!())]
-#[clap(setting = AppSettings::SubcommandRequiredElseHelp)]
+#[clap(subcommand_required = true)]
+#[clap(arg_required_else_help = true)]
 pub struct Args {
     #[clap(long, short = 't')]
     /// The amount of threads to use for some operations.

src/porcelain/options.rs

@@ -1,10 +1,8 @@
 use std::{ffi::OsString, path::PathBuf};
 
-use clap::AppSettings;
-
 #[derive(Debug, clap::Parser)]
 #[clap(about = "The rusty git", version = clap::crate_version!())]
-#[clap(setting = AppSettings::SubcommandRequired)]
+#[clap(subcommand_required = true)]
 pub struct Args {
     /// Do not display verbose messages and progress information
     #[clap(long, short = 'q')]
@@ -44,7 +42,7 @@ pub enum Subcommands {
 
 #[cfg(feature = "gitoxide-core-tools")]
 #[derive(Debug, clap::Subcommand)]
-#[clap(setting = AppSettings::SubcommandRequired)]
+#[clap(subcommand_required = true)]
 #[clap(visible_alias = "t")]
 pub enum ToolCommands {
     /// Find all repositories in a given directory.

tests/snapshots/porcelain/tools/no-args-failure

@@ -1,4 +1,4 @@
-error: 'ein tools' requires a subcommand, but one was not provided
+error: 'ein tools' requires a subcommand but one was not provided
 
 USAGE:
     ein tools <SUBCOMMAND>