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use ::std::io::Write;


mod std;
pub use self::std::*;

///The trait extends the capabilities of the standard Write.
pub trait ExtWrite<'a>: Write {
    type LockWrite: Write + 'a;

    ///Blocking the output stream.
    fn lock(&'a self) -> Self::LockWrite;

    ///Alternative method of blocking the output stream using the closure.
    #[inline(always)]
    fn lock_fn<F: FnMut(Self::LockWrite) -> R, R>(&'a self, mut f: F) -> R {
        f(self.lock())
    }
}


///The trait extends the capabilities of the standard Write.
impl<'a, 'l, L: ExtWrite<'a, LockWrite = W>, W: 'a + Write> ExtWrite<'a> for &'l L where Self: Write {
    type LockWrite = W;

    
    ///Blocking the output stream.
    #[inline(always)]
    fn lock(&'a self) -> Self::LockWrite {
        L::lock(self)
    }

    ///Alternative method of blocking the output stream using the closure.
    #[inline(always)]
    fn lock_fn<F: FnMut(Self::LockWrite) -> R, R>(&'a self, f: F) -> R {
        L::lock_fn(self, f)
    }
}

///The trait extends the capabilities of the standard Write.
impl<'a, 'l, L: ExtWrite<'a, LockWrite = W> + Write, W: 'a + Write> ExtWrite<'a> for &'l mut L where Self: Write {
    type LockWrite = W;

    ///Blocking the output stream.
    #[inline(always)]
    fn lock(&'a self) -> Self::LockWrite {
        L::lock(self)
    }

    ///Alternative method of blocking the output stream using the closure.
    #[inline(always)]
    fn lock_fn<F: FnMut(Self::LockWrite) -> R, R>(&'a self, f: F) -> R {
        L::lock_fn(self, f)
    }
}