diff options
Diffstat (limited to 'argparse/src/custom.rs')
-rw-r--r-- | argparse/src/custom.rs | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/argparse/src/custom.rs b/argparse/src/custom.rs deleted file mode 100644 index d002ffe..0000000 --- a/argparse/src/custom.rs +++ /dev/null @@ -1,95 +0,0 @@ -use std::cell::RefCell; -use std::rc::Rc; - -use super::{Parse, ParseOption, ParseList, ParseCollect, FromCommandLine}; -use super::action::Action; -use super::action::{TypedAction, IArgAction, IArgsAction}; -use super::action::ParseResult; -use super::action::ParseResult::{Parsed, Error}; -use super::action::Action::{Single, Push, Many}; - -pub struct ParseAction<'a, T: 'a> { - pub cell: Rc<RefCell<&'a mut T>>, -} - -pub struct ParseOptionAction<'a, T: 'a> { - cell: Rc<RefCell<&'a mut Option<T>>>, -} - -pub struct ParseListAction<'a, T: 'a> { - cell: Rc<RefCell<&'a mut Vec<T>>>, -} - -impl<T: 'static + FromCommandLine> TypedAction<T> for Parse { - fn bind<'x>(&self, cell: Rc<RefCell<&'x mut T>>) -> Action<'x> { - return Single(Box::new(ParseAction { cell: cell })); - } -} - -impl<T: 'static + FromCommandLine> TypedAction<Option<T>> for ParseOption { - fn bind<'x>(&self, cell: Rc<RefCell<&'x mut Option<T>>>) -> Action<'x> { - return Single(Box::new(ParseOptionAction { cell: cell })); - } -} - -impl<T: 'static + FromCommandLine + Clone> TypedAction<Vec<T>> for ParseList { - fn bind<'x>(&self, cell: Rc<RefCell<&'x mut Vec<T>>>) -> Action<'x> { - return Many(Box::new(ParseListAction { cell: cell })); - } -} - -impl<T> TypedAction<Vec<T>> for ParseCollect - where T: 'static + FromCommandLine + Clone -{ - fn bind<'x>(&self, cell: Rc<RefCell<&'x mut Vec<T>>>) -> Action<'x> { - return Push(Box::new(ParseListAction { cell: cell })) - } -} - -impl<'a, T: FromCommandLine> IArgAction for ParseAction<'a, T> { - fn parse_arg(&self, arg: &str) -> ParseResult { - match FromCommandLine::from_argument(arg) { - Ok(x) => { - **self.cell.borrow_mut() = x; - return Parsed; - } - Err(error) => { - return Error(format!("Bad value {:?}: {}", arg, error)); - } - } - } -} - -impl<'a, T: FromCommandLine> IArgAction for ParseOptionAction<'a, T> { - fn parse_arg(&self, arg: &str) -> ParseResult { - match FromCommandLine::from_argument(arg) { - Ok(x) => { - **self.cell.borrow_mut() = Some(x); - return Parsed; - } - Err(error) => { - return Error(format!("Bad value {:?}: {}", arg, error)); - } - } - } -} - -impl<'a, T: FromCommandLine + Clone> IArgsAction for ParseListAction<'a, T> { - fn parse_args(&self, args: &[&str]) -> ParseResult { - let mut result = vec!(); - for arg in args.iter() { - match FromCommandLine::from_argument(*arg) { - Ok(x) => { - result.push(x); - } - Err(error) => { - return Error(format!("Bad value {:?}: {}", arg, error)); - } - } - } - **self.cell.borrow_mut() = result; - return Parsed; - } -} - - |