src/rustbook/main.rs

   1 // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 #![deny(warnings)]
  12
  13 #![feature(core)]
  14 #![feature(exit_status)]
  15 #![feature(rustdoc)]
  16 #![feature(rustc_private)]
  17 #![feature(path_relative_from)]
  18 #![feature(convert)]
  19
  20 extern crate rustdoc;
  21 extern crate rustc_back;
  22
  23 use std::env;
  24 use std::error::Error;
  25 use subcommand::Subcommand;
  26 use term::Term;
  27
  28 mod term;
  29 mod error;
  30 mod book;
  31
  32 mod subcommand;
  33 mod help;
  34 mod build;
  35 mod serve;
  36 mod test;
  37
  38 mod css;
  39 mod javascript;
  40
  41 #[cfg(not(test))] // thanks #12327
  42 fn main() {
  43     let mut term = Term::new();
  44     let cmd: Vec<_> = env::args().collect();
  45
  46     if cmd.len() <= 1 {
  47         help::usage()
  48     } else {
  49         match subcommand::parse_name(&cmd[1][..]) {
  50             Some(mut subcmd) => {
  51                 match subcmd.parse_args(&cmd[..cmd.len()-1]) {
  52                     Ok(_) => {
  53                         match subcmd.execute(&mut term) {
  54                             Ok(_) => (),
  55                             Err(err) => {
  56                                 term.err(&format!("error: {}", err));
  57                             }
  58                         }
  59                     }
  60                     Err(err) => {
  61                         println!("{}", err.description());
  62                         println!("");
  63                         subcmd.usage();
  64                     }
  65                 }
  66             }
  67             None => {
  68                 println!("Unrecognized command '{}'.", cmd[1]);
  69                 println!("");
  70                 help::usage();
  71             }
  72         }
  73     }
  74 }