only_one 0.1.0

Provides the OnlyOne trait, which allows less nesting when chaining results
Documentation 
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# Only One
Extra functionality to reduce nesting with result chaining.

How to use with Cargo:
```toml
[dependencies]
only_one = "0.1.0"
```

How to use in your crate:
```rust
use only_one::OnlyOne;
```

## License

Dual-licensed to be compatible with the Rust project.

Licensed under the Apache License, Version 2.0
https://www.apache.org/licenses/LICENSE-2.0 or the MIT license
https://opensource.org/licenses/MIT, at your
option. This file may not be copied, modified, or distributed
except according to those terms.