tryfromfail 0.1.0

Derive failing TryFrom for a set of target types.
Documentation 
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#[macro_use]
extern crate tryfromfail;

use std::convert::TryInto;

#[derive(Debug, PartialEq, FailingTryFrom)]
#[FailingTryFrom(OtherType, AnotherType)]
struct SomeType {}

#[derive(Debug, PartialEq)]
struct OtherType {}

#[derive(Debug, PartialEq)]
struct AnotherType {}

#[test]
fn works_first_target() {
    let val = OtherType {};
    let failed_try_from: Result<SomeType, OtherType> = val.try_into();
    assert_eq!(failed_try_from, Err(OtherType {}));
}

#[test]
fn works_second_target() {
    let val = AnotherType {};
    let failed_try_from: Result<SomeType, AnotherType> = val.try_into();
    assert_eq!(failed_try_from, Err(AnotherType {}));
}