Add impls for NonZero*

Closes #18

Author: aDotInTheVoid

src/std_impls.rs

@@ -11,7 +11,7 @@ use std::{
 use crate::{Debug, Formatter};
 
 macro_rules! std_debug {
-    ($($t:ty),+) => {
+    ($($t:ty),+ ,) => {
         $(
             impl Debug for $t {
                 fn fmt(&self, f: &mut Formatter) {
@@ -43,7 +43,19 @@ std_debug! {
     str,
     (),
     Path,
-    PathBuf
+    PathBuf,
+    std::num::NonZeroI8,
+    std::num::NonZeroI16,
+    std::num::NonZeroI32,
+    std::num::NonZeroI64,
+    std::num::NonZeroI128,
+    std::num::NonZeroIsize,
+    std::num::NonZeroU8,
+    std::num::NonZeroU16,
+    std::num::NonZeroU32,
+    std::num::NonZeroU64,
+    std::num::NonZeroU128,
+    std::num::NonZeroUsize,
 }
 
 macro_rules! peel {

tests/it/std.rs

@@ -1,5 +1,6 @@
 use std::{
     cell::RefCell,
+    num::NonZeroI16,
     sync::{Arc, Mutex},
 };
 
@@ -150,3 +151,8 @@ fn range_big() {
         expect!["..=[4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4]"],
     );
 }
+
+#[test]
+fn nonzero() {
+    assert_eq!(pprint(NonZeroI16::new(10)), "Some(10)");
+}