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authorFlorian Klink <flokli@flokli.de>2023-01-24T14·54+0100
committerclbot <clbot@tvl.fyi>2023-01-25T07·49+0000
commite0b05c0fa6562bc7d3c87a66c6557ad74fdbbd8f (patch)
tree9777bf85c45f0527428c38974b102a0acf0455f2 /tvix/eval/src/builtins
parent1facd889bba724cf20ea14422ee1e57440b3e761 (diff)
feat(tvix/eval): implement builtins.fromTOML r/5754
This allows parsing TOML from Tvix. We can enable the eval-okay-fromTOML
testcase from nix_tests. It uses the `toml` crate, and the serde
integration it brings with it.

Change-Id: Ic6f95aacf2aeb890116629b409752deac49dd655
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7920
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/eval/src/builtins')
-rw-r--r--tvix/eval/src/builtins/mod.rs7
1 files changed, 7 insertions, 0 deletions
diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs
index b1ea408a8ca4..4f3c93ec1451 100644
--- a/tvix/eval/src/builtins/mod.rs
+++ b/tvix/eval/src/builtins/mod.rs
@@ -355,6 +355,13 @@ mod pure_builtins {
         Ok(json_str.into())
     }
 
+    #[builtin("fromTOML")]
+    fn builtin_from_toml(_: &mut VM, toml: Value) -> Result<Value, ErrorKind> {
+        let toml_str = toml.to_str()?;
+
+        toml::from_str(&toml_str).map_err(|err| err.into())
+    }
+
     #[builtin("genericClosure")]
     fn builtin_generic_closure(vm: &mut VM, input: Value) -> Result<Value, ErrorKind> {
         let attrs = input.to_attrs()?;