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|
use std::{env::current_dir, path::PathBuf, process::exit, str::FromStr};
use crate::{
CMDCompletion, PackageManagerSetup, ProjectManagerSetup, ThisProgram,
display::markdown,
eprintln_cargo,
pkg_mgr::{CMDInstall, CMDListNamespace, CMDRemoveNamespace},
res::{ResCurrentDir, ResManifestPath},
};
use mingling::{
Program,
hook::ProgramHook,
macros::{help, program_setup},
setup::{ExitCodeSetup, GeneralRendererSetup, HelpFlagSetup, QuietFlagSetup},
};
pub fn run() {
#[cfg(windows)]
colored::control::set_virtual_terminal(true).unwrap();
// Preprocess args to handle cargo-mling invocations
let mut args: Vec<String> = std::env::args().collect();
if args.first().is_some_and(|a| a.contains("cargo-mling")) {
args[0] = "cargo-mling".to_string();
}
if args.get(1).is_some_and(|a| a == "mling") {
args.remove(1);
}
// Build program with preprocessed args
let mut program = Program::<ThisProgram>::new_with_args(args);
// Intercept Version
program.global_flag(["-V", "--version"], |_| {
eprintln!(include_str!("helps/version.txt"));
exit(0)
});
// Intercept Help
program.with_hook(ProgramHook::empty().on_post_dispatch(|c| match c {
// When dispatcher is not found
ThisProgram::ErrorDispatcherNotFound
// And user requests Help
if ThisProgram::this().user_context.help => {
// Print help
eprintln!("{}", markdown(include_str!("helps/mling_help.txt")));
exit(0)
}
_ => {}
}));
// Commands
program.with_dispatcher(CMDCompletion);
// Setups
program.with_setup(HelpFlagSetup::new(["-h", "--help"]));
program.with_setup(GeneralRendererSetup);
program.with_setup(ExitCodeSetup::default());
program.with_setup(StandardOutputSetup);
program.with_setup(PackageManagerSetup);
program.with_setup(ProjectManagerSetup);
// Resources
program.with_resource(ResCurrentDir {
path: current_dir().unwrap(),
});
let manifest_path = program.pick_global_argument(["-P", "--manifest-path"]);
program.with_resource(ResManifestPath {
raw: manifest_path,
resolved: None,
});
// Manifest Path Check
program.with_hook(ProgramHook::empty().on_post_dispatch(|c| match c {
// Skip completion (bypass completion)
ThisProgram::CompletionContext => {}
_ => {
let p = ThisProgram::this();
p.modify_res(|manifest_path: &mut ResManifestPath| {
manifest_path.resolved = Some(resolve_manifest_path(manifest_path.raw.clone()));
});
}
}));
// Execute
let quiet = program.stdout_setting.quiet;
let error_output = program.stdout_setting.error_output && !quiet;
let render_output = program.stdout_setting.render_output && !quiet;
let result = program.exec_without_render().unwrap();
if !result.is_empty() {
if result.exit_code == 0 && render_output {
println!("{}", result.trim());
} else if error_output {
eprintln!("{}", result.trim());
}
}
exit(result.exit_code);
}
#[program_setup]
fn standard_output_setup(program: &mut Program<ThisProgram>) {
program.with_setup(QuietFlagSetup::new("--silence"));
program.global_flag(["--no-error"], |program| {
program.stdout_setting.error_output = false;
});
program.global_flag(["--no-result"], |program| {
program.stdout_setting.render_output = false;
});
program.global_flag(["--silence", "--quiet"], |program| {
program.stdout_setting.quiet = true;
});
}
fn resolve_manifest_path(provided: Option<String>) -> PathBuf {
if let Some(path) = provided {
let p = PathBuf::from_str(&path).unwrap();
if p.is_dir() {
let candidate = p.join("Cargo.toml");
if candidate.exists() {
return candidate;
}
eprintln_cargo!("`{}` is not a crate root", p.display());
exit(1);
}
return p;
}
// Walk up from current directory to find nearest Cargo.toml
let mut dir = current_dir().unwrap();
loop {
let candidate = dir.join("Cargo.toml");
if candidate.exists() {
return candidate;
}
if !dir.pop() {
// Reached filesystem root without finding Cargo.toml
eprintln_cargo!("`{}` is not a crate root", current_dir().unwrap().display());
exit(1);
}
}
}
|
