GenRandom

1 files changed, 28 insertions, 0 deletions

diff --git a/gen_random/src/lib.rs b/gen_random/src/lib.rs
new file mode 100644
index 0000000..f091ec3
--- /dev/null
+++ b/gen_random/src/lib.rs
@@ -0,0 +1,28 @@
+extern crate rand;
+use rand::Rng;
+
+pub trait GenRandom: Sized {
+	fn gen_random(rng: &mut impl Rng) -> Self;
+	fn gen_thread_random() -> Self {
+		let mut thread_rng = rand::thread_rng();
+		Self::gen_random(&mut thread_rng)
+	}
+}
+
+impl GenRandom for f32 {
+	fn gen_random(rng: &mut impl Rng) -> Self {
+		rng.gen_range(0.0..1.0)
+	}
+}
+
+impl GenRandom for f64 {
+	fn gen_random(rng: &mut impl Rng) -> Self {
+		rng.gen_range(0.0..1.0)
+	}
+}
+
+impl<T: GenRandom> GenRandom for Box<T> {
+	fn gen_random(rng: &mut impl Rng) -> Self {
+		Box::new(T::gen_random(rng))
+	}
+}