mirror of https://github.com/rust-lang/rust
45 lines
1016 B
Rust
45 lines
1016 B
Rust
//@ compile-flags:--test
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/// ```rust,edition2018
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/// #![feature(try_blocks)]
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///
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/// use std::num::ParseIntError;
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///
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/// let result: Result<i32, ParseIntError> = try {
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/// "1".parse::<i32>()?
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/// + "2".parse::<i32>()?
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/// + "3".parse::<i32>()?
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/// };
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/// assert_eq!(result, Ok(6));
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///
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/// let result: Result<i32, ParseIntError> = try {
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/// "1".parse::<i32>()?
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/// + "foo".parse::<i32>()?
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/// + "3".parse::<i32>()?
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/// };
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/// assert!(result.is_err());
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/// ```
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/// ```rust,edition2015,compile_fail,E0574
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/// #![feature(try_blocks)]
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///
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/// use std::num::ParseIntError;
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///
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/// let result: Result<i32, ParseIntError> = try {
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/// "1".parse::<i32>()?
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/// + "2".parse::<i32>()?
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/// + "3".parse::<i32>()?
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/// };
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/// assert_eq!(result, Ok(6));
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///
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/// let result: Result<i32, ParseIntError> = try {
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/// "1".parse::<i32>()?
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/// + "foo".parse::<i32>()?
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/// + "3".parse::<i32>()?
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/// };
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/// assert!(result.is_err());
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/// ```
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pub fn foo() {}
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