52 lines
1.2 KiB
Rust
52 lines
1.2 KiB
Rust
mod editor;
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mod helpers;
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use crate::editor::{Editor, EditorKey};
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use crate::helpers::*;
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use libc::STDIN_FILENO;
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use std::env;
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use std::io::Error;
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use std::result::Result;
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fn main() -> Result<(), Error> {
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let args: Vec<String> = env::args().collect();
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// Save original terminal flags
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let original_termios = get_termios(STDIN_FILENO);
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// Disable canonical/"cooked" terminal mode
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enable_raw_mode();
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// Initialize the editor
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let mut editor = Editor::new();
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// Open the file if specified, from the command line
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if args.len() >= 2 {
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editor.open(&args[1])?;
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}
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editor.set_status_message("HELP: Ctrl-S = save | Ctrl-Q = quit");
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// Main input loop. Editor::process_keypress uses an Option Enum as a sentinel.
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// `None` is returned on a quit action, in other cases, `Some(())` is returned,
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// continuing the loop
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loop {
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editor.refresh_screen()?;
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let key = editor.process_keypress();
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if key.is_none() {
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break;
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}
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/*match key.unwrap() {
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EditorKey::OtherKey('\0') => (),
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_ => println!("{:?}\r\n", key)
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} */
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}
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// Restore previous terminal flags before exit
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disable_raw_mode(&original_termios);
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Ok(())
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}
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