1 // Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution.
4 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
5 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
7 // option. This file may not be copied, modified, or distributed
8 // except according to those terms.
11 #![feature(tool_lints)]
14 #![warn(clippy::if_let_some_result)]
16 fn str_to_int(x: &str) -> i32 {
17 if let Some(y) = x.parse().ok() {
24 fn str_to_int_ok(x: &str) -> i32 {
25 if let Ok(y) = x.parse() {
33 let y = str_to_int("1");
34 let z = str_to_int_ok("2");
35 println!("{}{}", y, z);