mdBook/src/bin/mdbook.rs

113 lines
3.3 KiB
Rust

#[macro_use]
extern crate clap;
extern crate chrono;
extern crate env_logger;
extern crate error_chain;
#[macro_use]
extern crate log;
extern crate mdbook;
extern crate open;
use std::env;
use std::ffi::OsStr;
use std::path::{Path, PathBuf};
use std::io::Write;
use clap::{App, AppSettings, ArgMatches};
use chrono::Local;
use log::LevelFilter;
use env_logger::Builder;
use error_chain::ChainedError;
pub mod build;
pub mod init;
pub mod test;
#[cfg(feature = "serve")]
pub mod serve;
#[cfg(feature = "watch")]
pub mod watch;
const NAME: &'static str = "mdbook";
fn main() {
init_logger();
// Create a list of valid arguments and sub-commands
let app = App::new(NAME)
.about("Create a book in form of a static website from markdown files")
.author("Mathieu David <mathieudavid@mathieudavid.org>")
// Get the version from our Cargo.toml using clap's crate_version!() macro
.version(concat!("v",crate_version!()))
.setting(AppSettings::SubcommandRequired)
.after_help("For more information about a specific command, \
try `mdbook <command> --help`\n\
Source code for mdbook available \
at: https://github.com/rust-lang-nursery/mdBook")
.subcommand(init::make_subcommand())
.subcommand(build::make_subcommand())
.subcommand(test::make_subcommand());
#[cfg(feature = "watch")]
let app = app.subcommand(watch::make_subcommand());
#[cfg(feature = "serve")]
let app = app.subcommand(serve::make_subcommand());
// Check which subcomamnd the user ran...
let res = match app.get_matches().subcommand() {
("init", Some(sub_matches)) => init::execute(sub_matches),
("build", Some(sub_matches)) => build::execute(sub_matches),
#[cfg(feature = "watch")]
("watch", Some(sub_matches)) => watch::execute(sub_matches),
#[cfg(feature = "serve")]
("serve", Some(sub_matches)) => serve::execute(sub_matches),
("test", Some(sub_matches)) => test::execute(sub_matches),
(_, _) => unreachable!(),
};
if let Err(e) = res {
eprintln!("{}", e.display_chain());
::std::process::exit(101);
}
}
fn init_logger() {
let mut builder = Builder::new();
builder.format(|formatter, record| {
writeln!(formatter, "{} [{}] ({}): {}",
Local::now().format("%Y-%m-%d %H:%M:%S"),
record.level(),
record.target(),
record.args())
});
if let Ok(var) = env::var("RUST_LOG") {
builder.parse(&var);
} else {
// if no RUST_LOG provided, default to logging at the Info level
builder.filter(None, LevelFilter::Info);
}
builder.init();
}
fn get_book_dir(args: &ArgMatches) -> PathBuf {
if let Some(dir) = args.value_of("dir") {
// Check if path is relative from current dir, or absolute...
let p = Path::new(dir);
if p.is_relative() {
env::current_dir().unwrap().join(dir)
} else {
p.to_path_buf()
}
} else {
env::current_dir().unwrap()
}
}
fn open<P: AsRef<OsStr>>(path: P) {
if let Err(e) = open::that(path) {
println!("Error opening web browser: {}", e);
}
}