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use std::rc::Rc;
use std::ffi::{OsStr, OsString};
use map::VecMap;
use Arg;
#[allow(missing_debug_implementations)]
#[derive(Clone)]
pub struct Valued<'a, 'b>
where
'a: 'b,
{
pub possible_vals: Option<Vec<&'b str>>,
pub val_names: Option<VecMap<&'b str>>,
pub num_vals: Option<u64>,
pub max_vals: Option<u64>,
pub min_vals: Option<u64>,
pub validator: Option<Rc<Fn(String) -> Result<(), String>>>,
pub validator_os: Option<Rc<Fn(&OsStr) -> Result<(), OsString>>>,
pub val_delim: Option<char>,
pub default_val: Option<&'b OsStr>,
pub default_vals_ifs: Option<VecMap<(&'a str, Option<&'b OsStr>, &'b OsStr)>>,
pub env: Option<(&'a OsStr, Option<OsString>)>,
pub terminator: Option<&'b str>,
}
impl<'n, 'e> Default for Valued<'n, 'e> {
fn default() -> Self {
Valued {
possible_vals: None,
num_vals: None,
min_vals: None,
max_vals: None,
val_names: None,
validator: None,
validator_os: None,
val_delim: None,
default_val: None,
default_vals_ifs: None,
env: None,
terminator: None,
}
}
}
impl<'n, 'e> Valued<'n, 'e> {
pub fn fill_in(&mut self) {
if let Some(ref vec) = self.val_names {
if vec.len() > 1 {
self.num_vals = Some(vec.len() as u64);
}
}
}
}
impl<'n, 'e, 'z> From<&'z Arg<'n, 'e>> for Valued<'n, 'e> {
fn from(a: &'z Arg<'n, 'e>) -> Self {
let mut v = a.v.clone();
if let Some(ref vec) = a.v.val_names {
if vec.len() > 1 {
v.num_vals = Some(vec.len() as u64);
}
}
v
}
}
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