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Rust Macro for assert for pattern matching
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| macro_rules! assert_match( | |
| ($given:expr , $expected:ident) => ( | |
| match $given { | |
| $expected => {}, | |
| _ => fail!("assertion failed: no match (given: `{:?}`, expected: `{:s}`)", | |
| $given, stringify!($expected)) | |
| } | |
| ); | |
| ) |
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