From 58d28fb468bf71b537b73f6e63e8b8103d2611d3 Mon Sep 17 00:00:00 2001
From: Stephen Chung <schungx@live.com>
Date: Sat, 13 Mar 2021 19:08:49 +0800
Subject: [PATCH] Fix no-std build.

---
 src/engine.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/engine.rs b/src/engine.rs
index c9910ab5..07b18e51 100644
--- a/src/engine.rs
+++ b/src/engine.rs
@@ -20,6 +20,7 @@ use crate::stdlib::{
     num::{NonZeroU64, NonZeroU8, NonZeroUsize},
     ops::DerefMut,
     string::{String, ToString},
+    vec::Vec,
 };
 use crate::syntax::CustomSyntax;
 use crate::utils::{get_hasher, StraightHasherBuilder};