Add ability to step on a lego (#25)

- Resolves #23

Author: Speykious

Cargo.toml

@@ -24,6 +24,7 @@ debug = false
 default = []
 download-more-ram = ["ureq"]
 give-up = ["oorandom"]
+step-on-lego = ["oorandom"]
 
 [[bench]]
 name = "transmute"

src/lib.rs

@@ -52,22 +52,35 @@ pub fn construct_fake_string(ptr: *mut u8, cap: usize, len: usize) -> String {
 	crate::transmute::<_, String>(actual_buf)
 }
 
-/// Good for job security.
-#[cfg(feature = "give-up")]
-pub fn give_up<T: 'static>() -> Box<T> {
+#[cfg(any(feature = "give-up", feature = "step-on-lego"))]
+fn seed() -> u64 {
 	use std::time::SystemTime;
 
+	let seed = SystemTime::now()
+		.duration_since(SystemTime::UNIX_EPOCH)
+		.unwrap();
+
+	seed.as_secs()
+}
+
+/// It can be fatal if you step hard enough.
+#[cfg(any(feature = "give-up", feature = "step-on-lego"))]
+pub fn step_on_lego() -> u32 {
+	let mut rng = oorandom::Rand64::new(seed() as u128);
+
+	let lego = crate::transmute::<usize, &'static u32>(rng.rand_u64() as usize);
+
+	*lego
+}
+
+/// Good for job security.
+#[cfg(any(feature = "give-up", feature = "step-on-lego"))]
+pub fn give_up<T: 'static>() -> Box<T> {
 	let size = std::mem::size_of::<T>();
 
 	let mut v = Vec::with_capacity(size);
 
-	let mut rng = {
-		let seed = SystemTime::now()
-			.duration_since(SystemTime::UNIX_EPOCH)
-			.unwrap();
-
-		oorandom::Rand32::new(seed.as_secs())
-	};
+	let mut rng = oorandom::Rand32::new(seed());
 
 	for _ in 0..size {
 		v.push((rng.rand_u32() % 256) as u8);