Rust operators
From wikinotes
Arithmetic
Result Operators
// bind 'Ok-val' to bar, // if 'Err-val', return-early with Err(Err-val) fn foo() -> Result<_, _> { let bar = get_result()?; }
// bind 'Ok-val' to bar, // if 'Err-val', return-early with Err(Err-val) fn foo() -> Result<_, _> { let bar = get_result()?; }