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1a15d33560
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@ -43,14 +43,16 @@ macro_rules! int_trait_impl {
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)*)
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)*)
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}
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}
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// FIXME: Temporary replacements for unstable ::std::num::ParseFloatError and
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// FIXME: std::num::ParseFloatError is stable in 1.0, but opaque to us,
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// ::std::num::FloatErrorKind. These can be removed once the std float implementation of
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// so there's not really any way for us to reuse it.
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// from_str_radix stabilises.
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#[derive(Debug)]
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pub enum FloatErrorKind { Empty, Invalid }
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pub struct ParseFloatError { pub kind: FloatErrorKind }
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pub struct ParseFloatError { pub kind: FloatErrorKind }
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#[derive(Debug)]
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pub enum FloatErrorKind { Empty, Invalid }
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// FIXME: This should be removed and replaced with the std implementation of from_str_radix once
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// FIXME: The standard library from_str_radix on floats was deprecated, so we're stuck
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// it is stabilised.
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// with this implementation ourselves until we want to make a breaking change.
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// (would have to drop it from `Num` though)
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macro_rules! float_trait_impl {
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macro_rules! float_trait_impl {
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($name:ident for $($t:ty)*) => ($(
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($name:ident for $($t:ty)*) => ($(
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impl $name for $t {
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impl $name for $t {
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@ -2536,3 +2538,15 @@ fn integer_decode_f64(f: f64) -> (u64, i16, i8) {
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float_impl!(f32 integer_decode_f32);
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float_impl!(f32 integer_decode_f32);
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float_impl!(f64 integer_decode_f64);
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float_impl!(f64 integer_decode_f64);
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#[test]
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fn from_str_radix_unwrap() {
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// The Result error must impl Debug to allow unwrap()
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let i: i32 = Num::from_str_radix("0", 10).unwrap();
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assert_eq!(i, 0);
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let f: f32 = Num::from_str_radix("0.0", 10).unwrap();
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assert_eq!(f, 0.0);
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}
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