use super::*;

impl ProcessArgs
{
    pub fn parse<T, U>(string: &mut T, not_last: &mut bool) -> Result<Self, &'static str>
    where T: Iterator<Item=U>,
	  U: AsRef<str>
    {
	let name = string.next().ok_or("No process name")?.as_ref().to_owned();
	let mut args = Vec::new();
	*not_last = false;
	while let Some(arg) = string.next() {
	    let arg = arg.as_ref();
	    let mut chars = arg.chars();
	    if let Some(BROKEN_PIPE) = chars.next() {
		*not_last = true;
		break;
	    } else {
		args.push(arg.to_owned());
	    }
	}

	Ok(Self{
	    name,
	    args,
	})
    }

    pub fn verify(&self) -> Result<(), &'static str>
    {
	//TODO: Check file path of executable
	Ok(())
    }
}

//TODO: impl fmt::Display for ProcessArgs