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a269d9bb71
Author | SHA1 | Date |
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Michael Pfaff | a269d9bb71 | |
Michael Pfaff | 0d232e69dc |
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@ -1,6 +1,10 @@
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[package]
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name = "typeid-cast"
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description = "Uses a TypeId to enable safe casting of generic types"
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version = "0.1.0"
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edition = "2021"
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license = "Unlicense"
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license-file = "LICENSE"
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repository = "https://git.pfaff.dev/michael/typeid-cast.rs"
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[dependencies]
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@ -0,0 +1,24 @@
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This is free and unencumbered software released into the public domain.
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Anyone is free to copy, modify, publish, use, compile, sell, or
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distribute this software, either in source code form or as a compiled
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binary, for any purpose, commercial or non-commercial, and by any
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means.
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In jurisdictions that recognize copyright laws, the author or authors
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of this software dedicate any and all copyright interest in the
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software to the public domain. We make this dedication for the benefit
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of the public at large and to the detriment of our heirs and
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successors. We intend this dedication to be an overt act of
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relinquishment in perpetuity of all present and future rights to this
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software under copyright law.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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For more information, please refer to <https://unlicense.org>
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11
src/lib.rs
11
src/lib.rs
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@ -15,3 +15,14 @@ pub fn cast<T: 'static, R: 'static>(t: T) -> Result<R, T> {
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Err(t)
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}
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}
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#[cfg(test)]
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mod test {
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use super::*;
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#[test]
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fn test_cast() {
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assert_eq!(cast::<_, &'static str>("foo"), Ok("foo"));
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assert_eq!(cast::<_, &'static str>(4), Err(4));
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}
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}
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