led/src/main.rs

57 lines
1.2 KiB
Rust

extern crate docopt;
extern crate ropey;
extern crate serde;
#[macro_use]
extern crate serde_derive;
extern crate smallvec;
extern crate termion;
extern crate unicode_segmentation;
extern crate unicode_width;
use std::path::Path;
use docopt::Docopt;
use editor::Editor;
use term_ui::TermUI;
use term_ui::formatter::ConsoleLineFormatter;
mod string_utils;
mod utils;
mod buffer;
mod formatter;
mod editor;
mod term_ui;
// Usage documentation string
static USAGE: &'static str = "
Usage: led [options] [<file>]
led --help
Options:
-h, --help Show this message
";
// Struct for storing command-line arguments
#[derive(Debug, Deserialize)]
struct Args {
arg_file: Option<String>,
flag_help: bool,
}
fn main() {
// Get command-line arguments
let args: Args = Docopt::new(USAGE)
.and_then(|d| d.deserialize())
.unwrap_or_else(|e| e.exit());
// Load file, if specified
let editor = if let Option::Some(s) = args.arg_file {
Editor::new_from_file(ConsoleLineFormatter::new(4), &Path::new(&s[..]))
} else {
Editor::new(ConsoleLineFormatter::new(4))
};
// Initialize and start UI
let mut ui = TermUI::new_from_editor(editor);
ui.main_ui_loop();
}