From 558192f716c95acae4db35f532611900d76c54c2 Mon Sep 17 00:00:00 2001
From: Nazar Mokrynskyi <nazar@mokrynskyi.com>
Date: Thu, 15 Jun 2023 12:34:44 +0300
Subject: [PATCH] Implement `TypeInfo` for `Duration`

---
 src/impls.rs   | 19 +++++++++++++++++++
 src/prelude.rs |  2 ++
 2 files changed, 21 insertions(+)

diff --git a/src/impls.rs b/src/impls.rs
index d16044ee..8fa8e606 100644
--- a/src/impls.rs
+++ b/src/impls.rs
@@ -31,6 +31,7 @@ use crate::prelude::{
     },
     string::String,
     sync::Arc,
+    time::Duration,
     vec::Vec,
 };
 
@@ -161,6 +162,24 @@ impl_for_non_zero!(
     NonZeroU128: u128
 );
 
+impl TypeInfo for Duration {
+    type Identity = Self;
+
+    fn type_info() -> Type {
+        Type::builder().path(Path::prelude("Duration")).composite(
+            Fields::unnamed()
+                .field(|f| {
+                    // Seconds
+                    f.ty::<u64>().type_name("u64")
+                })
+                .field(|f| {
+                    // Nanoseconds
+                    f.ty::<u32>().type_name("u32")
+                }),
+        )
+    }
+}
+
 impl<T> TypeInfo for Vec<T>
 where
     T: TypeInfo + 'static,
diff --git a/src/prelude.rs b/src/prelude.rs
index f7f64eb4..7b7ea3c9 100644
--- a/src/prelude.rs
+++ b/src/prelude.rs
@@ -38,6 +38,7 @@ cfg_if! {
             ops,
             string,
             sync,
+            time,
             vec,
         };
     } else {
@@ -60,6 +61,7 @@ cfg_if! {
             mem,
             num,
             ops,
+            time,
         };
     }
 }