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[Teton] Add ls and cd commands to rust impl.

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This commit is contained in:
Drew Galbraith 2024-08-14 08:47:29 -07:00
parent c155247f1d
commit f5a27156d2
4 changed files with 71 additions and 20 deletions
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26
rust/sys/teton/src/terminal.rs
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@ -5,6 +5,7 @@ use alloc::{
format,
string::{String, ToString},
};
use victoriafalls::dir;
use voyageurs::listener::KeyboardHandler;
pub struct Terminal {
@ -84,10 +85,33 @@ impl Terminal {
self.curr_cmd.clear()
}
fn execute_command_parsed(&mut self, cmd: &str, _args: Split<'_, char>) {
fn execute_command_parsed(&mut self, cmd: &str, mut args: Split<'_, char>) {
// TODO: Check that no extraneous params are provided.
match cmd {
"help" => self.write_line("Available commands are 'pwd', 'ls', 'cd', and 'exec'"),
"pwd" => self.write_line(&self.cwd.clone()),
"cd" => match args.next() {
None => self.write_line("Specify a directory"),
Some(directory) => match dir::exists(directory) {
Ok(true) => self.cwd = directory.to_string(),
Ok(false) => self.write_line(&format!("Directory not found: {}", directory)),
Err(e) => self.write_line(&format!("Error stating directory {:?}", e)),
},
},
"ls" => {
let use_dir = match args.next() {
None => self.cwd.clone(),
Some(d) => d.to_string(),
};
match dir::ls(&use_dir) {
Err(e) => self.write_line(&format!("Error reading directory {:?}", e)),
Ok(files) => {
for file in files {
self.write_line(&file);
}
}
}
}
_ => self.write_line(&format!("Unrecognized command: {}", cmd)),
}
}