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-rw-r--r--tvix/eval/src/value/string.rs9
1 files changed, 9 insertions, 0 deletions
diff --git a/tvix/eval/src/value/string.rs b/tvix/eval/src/value/string.rs
index 8a69e060c6ae..314b21d668d6 100644
--- a/tvix/eval/src/value/string.rs
+++ b/tvix/eval/src/value/string.rs
@@ -8,6 +8,7 @@ use std::ffi::OsStr;
 use std::hash::Hash;
 use std::ops::Deref;
 use std::path::Path;
+use std::str::{self, Utf8Error};
 use std::{borrow::Cow, fmt::Display, str::Chars};
 
 use serde::de::{Deserializer, Visitor};
@@ -37,6 +38,14 @@ impl Ord for NixString {
     }
 }
 
+impl TryFrom<&[u8]> for NixString {
+    type Error = Utf8Error;
+
+    fn try_from(value: &[u8]) -> Result<Self, Self::Error> {
+        Ok(Self(Box::from(str::from_utf8(value)?)))
+    }
+}
+
 impl From<&str> for NixString {
     fn from(s: &str) -> Self {
         NixString(Box::from(s))