Use the cargo cli style

Author: lu-zero

Cargo.toml

@@ -32,7 +32,7 @@ cargo = "0.82.0"
 cargo-util = "0.2"
 semver = "1.0.3"
 log = "0.4"
-clap = { version = "4.0.29", features = ["color", "derive", "cargo", "string"] }
+clap = { version = "4.5.18", features = ["color", "derive", "cargo", "string", "wrap_help"] }
 regex = "1.5.6"
 cbindgen = { version="0.27.0", default-features=false }
 toml = "0.8"

src/bin/capi.rs

@@ -16,18 +16,15 @@ fn main() -> CliResult {
     let cli_install = subcommand_install("install", "Install the crate C-API");
     let cli_test = subcommand_test("test");
 
-    let mut app = clap::command!()
-        .dont_collapse_args_in_usage(true)
-        .allow_external_subcommands(true)
-        .subcommand(
-            Command::new("capi")
-                .allow_external_subcommands(true)
-                .about("Build or install the crate C-API")
-                .arg(flag("version", "Print version info and exit").short('V'))
-                .subcommand(cli_build)
-                .subcommand(cli_install)
-                .subcommand(cli_test),
-        );
+    let mut app = main_cli().subcommand(
+        Command::new("capi")
+            .allow_external_subcommands(true)
+            .about("Build or install the crate C-API")
+            .arg(flag("version", "Print version info and exit").short('V'))
+            .subcommand(cli_build)
+            .subcommand(cli_install)
+            .subcommand(cli_test),
+    );
 
     let args = app.clone().get_matches();
 

src/bin/cbuild.rs

@@ -3,18 +3,14 @@ use cargo::CliResult;
 use cargo::GlobalContext;
 
 use cargo_c::build::*;
-use cargo_c::cli::run_cargo_fallback;
-use cargo_c::cli::subcommand_build;
+use cargo_c::cli::{main_cli, run_cargo_fallback, subcommand_build};
 use cargo_c::config::*;
 
 fn main() -> CliResult {
     let mut config = GlobalContext::default()?;
 
     let subcommand = subcommand_build("cbuild", "Build the crate C-API");
-    let mut app = clap::command!()
-        .dont_collapse_args_in_usage(true)
-        .allow_external_subcommands(true)
-        .subcommand(subcommand);
+    let mut app = main_cli().subcommand(subcommand);
 
     let args = app.clone().get_matches();
 

src/bin/cinstall.rs

@@ -3,19 +3,15 @@ use cargo::CliResult;
 use cargo::GlobalContext;
 
 use cargo_c::build::cbuild;
-use cargo_c::cli::run_cargo_fallback;
-use cargo_c::cli::subcommand_install;
+use cargo_c::cli::{main_cli, run_cargo_fallback, subcommand_install};
 use cargo_c::config::global_context_configure;
 use cargo_c::install::cinstall;
 
 fn main() -> CliResult {
     let mut config = GlobalContext::default()?;
 
     let subcommand = subcommand_install("cinstall", "Install the crate C-API");
-    let mut app = clap::command!()
-        .dont_collapse_args_in_usage(true)
-        .allow_external_subcommands(true)
-        .subcommand(subcommand);
+    let mut app = main_cli().subcommand(subcommand);
 
     let args = app.clone().get_matches();
 

src/bin/ctest.rs

@@ -1,19 +1,15 @@
 use cargo::util::command_prelude::*;
 
 use cargo_c::build::*;
-use cargo_c::cli::run_cargo_fallback;
-use cargo_c::cli::subcommand_test;
+use cargo_c::cli::{main_cli, run_cargo_fallback, subcommand_test};
 use cargo_c::config::*;
 
 fn main() -> CliResult {
     let mut config = GlobalContext::default()?;
 
     let subcommand = subcommand_test("ctest");
 
-    let mut app = clap::command!()
-        .dont_collapse_args_in_usage(true)
-        .allow_external_subcommands(true)
-        .subcommand(subcommand);
+    let mut app = main_cli().subcommand(subcommand);
 
     let args = app.clone().get_matches();
 

src/cli.rs

@@ -3,7 +3,7 @@ use std::path::PathBuf;
 
 use cargo::util::command_prelude::CommandExt;
 use cargo::util::command_prelude::{flag, multi_opt, opt};
-use cargo::util::{CliError, CliResult};
+use cargo::util::{style, CliError, CliResult};
 
 use cargo_util::{ProcessBuilder, ProcessError};
 
@@ -57,6 +57,23 @@ struct Common {
     meson: bool,
 }
 
+pub fn main_cli() -> Command {
+    let styles = {
+        clap::builder::styling::Styles::styled()
+            .header(style::HEADER)
+            .usage(style::USAGE)
+            .literal(style::LITERAL)
+            .placeholder(style::PLACEHOLDER)
+            .error(style::ERROR)
+            .valid(style::VALID)
+            .invalid(style::INVALID)
+    };
+    clap::command!()
+        .dont_collapse_args_in_usage(true)
+        .allow_external_subcommands(true)
+        .styles(styles)
+}
+
 fn base_cli() -> Command {
     let default_target = Target::new::<&str>(None, false);
     let app = Common::command()