Merge pull request #130 from cuviper/release-0.4.2

Release 0.4.2

Author: cuviper

Cargo.toml

@@ -8,7 +8,7 @@ categories = ["algorithms", "data-structures", "science", "no-std"]
 license = "MIT OR Apache-2.0"
 name = "num-rational"
 repository = "https://github.com/rust-num/num-rational"
-version = "0.4.1"
+version = "0.4.2"
 readme = "README.md"
 exclude = ["/ci/*", "/.github/*"]
 edition = "2021"

RELEASES.md

@@ -1,3 +1,17 @@
+# Release 0.4.2 (2024-05-07)
+
+- [Upgrade to 2021 edition, **MSRV 1.60**][126]
+- [Add `Ratio::approximate_float_unsigned` to convert `FloatCore` types to unsigned][109]
+- [Add `const ZERO` and `ONE`, and implement `num_traits::ConstZero` and `ConstOne`][128]
+- [Add `Ratio::into_raw` to deconstruct the numerator and denominator][129]
+
+**Contributors**: @cuviper, @Enyium, @flavioroth, @waywardmonkeys
+
+[109]: https://github.com/rust-num/num-rational/pull/109
+[126]: https://github.com/rust-num/num-rational/pull/126
+[128]: https://github.com/rust-num/num-rational/pull/128
+[129]: https://github.com/rust-num/num-rational/pull/129
+
 # Release 0.4.1 (2022-06-23)
 
 - [Fewer `clone` calls are used when reducing a new `Ratio<T>`][98].

src/lib.rs

@@ -19,9 +19,6 @@
 // Ratio ops often use other "suspicious" ops
 #![allow(clippy::suspicious_arithmetic_impl)]
 #![allow(clippy::suspicious_op_assign_impl)]
-// These use stdlib features higher than the MSRV
-#![allow(clippy::manual_strip)] // 1.45
-#![allow(clippy::manual_range_contains)] // 1.35
 
 #[cfg(feature = "std")]
 #[macro_use]
@@ -1068,15 +1065,11 @@ macro_rules! impl_formatting {
                         format!(concat!($fmt_str, "/", $fmt_str), self.numer, self.denom)
                     }
                 };
-                // TODO: replace with strip_prefix, when stabilized
-                let (pre_pad, non_negative) = {
-                    if pre_pad.starts_with("-") {
-                        (&pre_pad[1..], false)
-                    } else {
-                        (&pre_pad[..], true)
-                    }
-                };
-                f.pad_integral(non_negative, $prefix, pre_pad)
+                if let Some(pre_pad) = pre_pad.strip_prefix("-") {
+                    f.pad_integral(false, $prefix, pre_pad)
+                } else {
+                    f.pad_integral(true, $prefix, &pre_pad)
+                }
             }
             #[cfg(not(feature = "std"))]
             fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
@@ -1585,7 +1578,8 @@ fn ratio_to_f64<T: Bits + Clone + Integer + Signed + ShlAssign<usize> + ToPrimit
     // FPU do the job is faster and easier. In any other case, converting to f64s may lead
     // to an inexact result: https://stackoverflow.com/questions/56641441/.
     if let (Some(n), Some(d)) = (numer.to_i64(), denom.to_i64()) {
-        if MIN_EXACT_INT <= n && n <= MAX_EXACT_INT && MIN_EXACT_INT <= d && d <= MAX_EXACT_INT {
+        let exact = MIN_EXACT_INT..=MAX_EXACT_INT;
+        if exact.contains(&n) && exact.contains(&d) {
             return n.to_f64().unwrap() / d.to_f64().unwrap();
         }
     }