diff options
Diffstat (limited to 'src/main.rs')
| -rw-r--r-- | src/main.rs | 58 |
1 files changed, 30 insertions, 28 deletions
diff --git a/src/main.rs b/src/main.rs index b202f39..3ebcee5 100644 --- a/src/main.rs +++ b/src/main.rs @@ -6,8 +6,8 @@ use std::path::Path; mod parser; -fn substitute_vars(word: &str) -> String { - match word { +fn substitute_vars(word: &String) -> String { + match word.as_str() { "~" => env::var("HOME").unwrap(), w if w.chars().nth(0).unwrap() == '~' => w.replace("~", env::var("HOME").unwrap().as_str()), w if w.chars().nth(0).unwrap() == '$' => { @@ -27,35 +27,37 @@ fn main() -> io::Result<()> { let mut line = String::new(); stdin().read_line(&mut line).unwrap(); + line = String::from(line.trim()); - let tmp = line.trim().split_whitespace() - .collect::<Vec<&str>>(); - let mut parts = tmp.iter() - .map(|x| substitute_vars(*x)); - let command = parts.next().unwrap(); - - match command.as_str() { - "exit" => return Ok(()), - "cd" => { - // change directory - let new_dir = parts.peekable().peek() - .map_or(env::var("HOME").unwrap(), - |x| (*x).clone()); - let new_wd = Path::new(&new_dir); - if let Err(e) = env::set_current_dir(&new_wd) { - eprintln!("{}", e); - } - }, - command => { - let child = Command::new(command) - .args(parts) - .spawn(); + let c = parser::command_line(&line).unwrap().1; - match child { - Ok(mut child) => { child.wait()?; }, - Err(e) => eprintln!("{}", e) + // for (c,l) in command { + let mut parts = c.iter().map(substitute_vars); + let command = parts.next().unwrap(); + + match command.as_str() { + "exit" => return Ok(()), + "cd" => { + // change directory + let new_dir = parts.peekable().peek() + .map_or(env::var("HOME").unwrap(), + |x| (*x).clone()); + let new_wd = Path::new(&new_dir); + if let Err(e) = env::set_current_dir(&new_wd) { + eprintln!("{}", e); + } + }, + command => { + let child = Command::new(command) + .args(parts) + .spawn(); + + match child { + Ok(mut child) => { child.wait()?; }, + Err(e) => eprintln!("{}", e) + } } - } + // } } } } |
