From 713f8bc4edf00bc173a91b79be7610ce5b0bedd6 Mon Sep 17 00:00:00 2001
From: Richard Feldman <oss@rtfeldman.com>
Date: Wed, 25 May 2022 12:46:20 -0400
Subject: [PATCH] Add Hash impl to RocStr

---
 roc_std/src/roc_str.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/roc_std/src/roc_str.rs b/roc_std/src/roc_str.rs
index e62965f5bb..64a5a3b6d2 100644
--- a/roc_std/src/roc_str.rs
+++ b/roc_std/src/roc_str.rs
@@ -6,6 +6,7 @@ use core::{
     mem::{size_of, ManuallyDrop},
     ops::{Deref, DerefMut},
 };
+use std::hash::Hash;
 
 use crate::{rc::ReferenceCount, RocList};
 
@@ -231,3 +232,9 @@ impl DerefMut for SmallString {
         unsafe { core::str::from_utf8_unchecked_mut(self.bytes.get_unchecked_mut(..len)) }
     }
 }
+
+impl Hash for RocStr {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.as_str().hash(state)
+    }
+}