cargo_x/
lib.rs

1#![deny(warnings)]
2
3extern crate dirs;
4#[macro_use]
5extern crate failure;
6extern crate regex;
7#[macro_use]
8extern crate serde_derive;
9extern crate serde_json;
10extern crate toml;
11
12mod config;
13mod handle;
14mod meta;
15
16use failure::Error;
17use std::env;
18use std::process::exit;
19
20#[cfg(any(unix))]
21mod sys_cfg {
22    pub const MAIN_CMD: &str = "cargo-x";
23    pub const SHELL_CMD: &str = "sh";
24    pub const SHELL_ARG: &str = "-c";
25}
26
27#[cfg(any(windows))]
28mod sys_cfg {
29    pub const MAIN_CMD: &str = "cargo-x.exe";
30    pub const SHELL_CMD: &str = "cmd.exe";
31    pub const SHELL_ARG: &str = "/c";
32}
33
34pub fn start() -> Result<(), Error> {
35    // parse and verify configuration files first
36    let x_conf = config::get()?;
37
38    // To allow running both as `cargo-x` and `cargo x`
39    let argv = {
40        let mut args = env::args();
41        let mut argv = Vec::new();
42        argv.push(args.next().unwrap());
43
44        match args.next() {
45            None => {}
46            Some(ref arg)
47                if argv[0].ends_with(sys_cfg::MAIN_CMD) && arg == "x" => {}
48            Some(arg) => argv.push(arg),
49        }
50
51        argv.extend(args);
52
53        if argv.len() == 2 {
54            argv
55        } else {
56            eprintln!("wrong arguments length");
57            exit(1);
58        }
59    };
60
61    match handle::run(&argv[1], x_conf) {
62        Some(code) => exit(code),
63        None => exit(1),
64    }
65}
cargo_x/lib.rs

cargo_x/
lib.rs
