Update Rust crate clap to v4

cli/Cargo.toml

@@ -2,6 +2,7 @@
 name = "mcf"
 version = "0.17.0"
 edition = "2021"
+default-run = "mcf"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
@@ -13,8 +14,8 @@ lto = true
 opt-level = 0
 
 [dependencies]
-clap = { version = "3.2.25", features = ["derive"] }
-clap_complete = "3.2.5"
+clap = { version = "4.4.8", features = ["derive"] }
+clap_complete = "4.4.4"
 dirs = "5.0.1"
 anyhow = "1.0.75"
 log = "0.4.20"

cli/src/cli.rs

@@ -8,19 +8,19 @@ use lib::{
 use std::{io, path::PathBuf, sync::Arc};
 
 #[derive(Parser, Debug)]
-#[clap(author, version, about, long_about = None)]
-#[clap(name = "mcf")]
-#[clap(bin_name = "mcf")]
+#[command(author, version, about, long_about = None)]
+#[command(name = "mcf")]
+#[command(bin_name = "mcf")]
 struct Mcf {
-    #[clap(subcommand)]
+    #[command(subcommand)]
     command: Subcommands,
 
     /// Overwrite mcf config path
-    #[clap(long, global = true)]
+    #[arg(long, global = true)]
     override_path: Option<String>,
 
     /// Overwrite binary name for cloudfoundry cli (for example: "cf8")
-    #[clap(long, global = true)]
+    #[arg(long, global = true)]
     cf_binary_name: Option<String>,
 }
 

cli/src/environment.rs

@@ -12,15 +12,16 @@ pub enum EnvironmentCommands {
     Add {
         name: String,
         url: String,
-        #[clap(long)]
+        #[arg(long)]
         sso: bool,
-        #[clap(long)]
+        #[arg(long)]
         skip_ssl_validation: bool,
     },
-    #[clap(visible_alias = "rm")]
     /// Remove an environment to the environment list
+    #[command(visible_alias = "rm")]
     Remove { name: String },
     /// List all the environment you stored
+    #[command(visible_alias = "ls")]
     List,
 }
 

cli/src/subcommands.rs

@@ -1,43 +1,44 @@
 use crate::environment::EnvironmentCommands;
+use clap::Subcommand;
 use clap_complete::Shell;
 
-#[derive(clap::Subcommand, Debug)]
+#[derive(Subcommand, Debug)]
 pub enum Subcommands {
     /// Add, Remove, List environment (example cf-dev)
-    #[clap(visible_alias = "env")]
+    #[command(visible_alias = "env")]
     Environment {
-        #[clap(subcommand)]
+        #[command(subcommand)]
         environment_commands: EnvironmentCommands,
     },
     /// Login to one of the Cloud Foundry environments
-    #[clap(visible_alias = "l")]
+    #[command(visible_alias = "l")]
     Login {
         /// Name of the environment (example "cf-dev")
         name: String,
         /// One-time passcode
-        #[clap(long)]
+        #[arg(long)]
         sso_passcode: Option<String>,
          /// Cloudfoundry organization
-        #[clap(short,long)]
+        #[arg(short,long)]
         org: Option<String>,
          /// Cloudfoundry space
-        #[clap(short,long)]
+        #[arg(short,long)]
         space: Option<String>,
     },
     /// Execute command on Cloud Foundry environment
-    #[clap(visible_alias = "e", trailing_var_arg = true)]
+    #[command(visible_alias = "e", trailing_var_arg = true)]
     Exec {
         /// Names of the environments (example "cf-dev,cf-prod")
         names: String,
         /// Command you want to execute (example "logs your-application --recent")
         command: Vec<String>,
         /// Execute command sequentially (example "ssh your-application")
-        #[clap(short, long)]
+        #[arg(short, long)]
         sequential_mode: bool
     },
     /// Generate shell autocompletion files
     Completion {
-        #[clap(arg_enum, value_parser)]
+        #[arg(value_enum)]
         shell: Shell,
     },
 }

integration/tests/integration_test.rs

@@ -7,29 +7,24 @@ fn can_run_mcf() {
     cmd.arg("-h");
     cmd.assert().success();
     let expected_output = format!(
-        r###"
-USAGE:
-    mcf [OPTIONS] <SUBCOMMAND>
+        r###"Usage: mcf [OPTIONS] <COMMAND>
 
-OPTIONS:
-        --cf-binary-name <CF_BINARY_NAME>
-            Overwrite binary name for cloudfoundry cli (for example: "cf8")
+Commands:
+  environment  Add, Remove, List environment (example cf-dev) [aliases: env]
+  login        Login to one of the Cloud Foundry environments [aliases: l]
+  exec         Execute command on Cloud Foundry environment [aliases: e]
+  completion   Generate shell autocompletion files
+  help         Print this message or the help of the given subcommand(s)
 
-    -h, --help
-            Print help information
-
-        --override-path <OVERRIDE_PATH>
-            Overwrite mcf config path
-
-    -V, --version
-            Print version information
-
-SUBCOMMANDS:
-    completion     Generate shell autocompletion files
-    environment    Add, Remove, List environment (example cf-dev) [aliases: env]
-    exec           Execute command on Cloud Foundry environment [aliases: e]
-    help           Print this message or the help of the given subcommand(s)
-    login          Login to one of the Cloud Foundry environments [aliases: l]
+Options:
+      --override-path <OVERRIDE_PATH>
+          Overwrite mcf config path
+      --cf-binary-name <CF_BINARY_NAME>
+          Overwrite binary name for cloudfoundry cli (for example: "cf8")
+  -h, --help
+          Print help
+  -V, --version
+          Print version
 "###
     );
     let actual_output = String::from_utf8(cmd.assert().get_output().to_owned().stdout).unwrap();