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authorVincent Ambo <mail@tazj.in>2023-01-10T11·52+0300
committerclbot <clbot@tvl.fyi>2023-01-12T10·42+0000
commit02d35e4aa6ef84cdbd01d881bdc5c1acd50fc7dc (patch)
tree86e4a57d551e8c47debbc703d3db3ac106677a22 /tvix/eval/src/value/string.rs
parentfc7e52b4acc3f70968d0c063942b106da31eb8aa (diff)
feat(tvix/eval): implement builtins.toJSON r/5652
Implements `Serialize` for `tvix_eval::Value`. Special care is taken
with serialisation of attribute sets, and forcing of thunks.

The tests should cover both cases well.

Change-Id: I9bb135bacf6f87bc6bd0bd88cef0a42308e6c335
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7803
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Autosubmit: tazjin <tazjin@tvl.su>
Diffstat (limited to 'tvix/eval/src/value/string.rs')
-rw-r--r--tvix/eval/src/value/string.rs7
1 files changed, 4 insertions, 3 deletions
diff --git a/tvix/eval/src/value/string.rs b/tvix/eval/src/value/string.rs
index 93cbc98dab9c..5962c94ea51f 100644
--- a/tvix/eval/src/value/string.rs
+++ b/tvix/eval/src/value/string.rs
@@ -9,16 +9,17 @@ use std::path::Path;
 use std::{borrow::Cow, fmt::Display, str::Chars};
 
 use serde::de::{Deserializer, Visitor};
-use serde::Deserialize;
+use serde::{Deserialize, Serialize};
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize)]
+#[serde(untagged)]
 enum StringRepr {
     Smol(SmolStr),
     Heap(String),
 }
 
 #[repr(transparent)]
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Serialize)]
 pub struct NixString(StringRepr);
 
 impl PartialEq for NixString {