diff options
Diffstat (limited to 'tvix/eval')
| -rw-r--r-- | tvix/eval/src/builtins/mod.rs | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs index deb0f84ccc9e..4cf9074fb8bf 100644 --- a/tvix/eval/src/builtins/mod.rs +++ b/tvix/eval/src/builtins/mod.rs @@ -3,7 +3,6 @@ //! See //tvix/eval/docs/builtins.md for a some context on the //! available builtins in Nix. -use crate::NixContext; use builtin_macros::builtins; use genawaiter::rc::Gen; use imbl::OrdMap; @@ -23,8 +22,6 @@ use crate::{ value::{CoercionKind, NixAttrs, NixList, NixString, Thunk, Value}, }; -use crate::NixContextElement; - use self::versions::{VersionPart, VersionPartsIter}; mod to_xml; @@ -79,7 +76,7 @@ pub async fn coerce_value_to_path( #[builtins] mod pure_builtins { - use crate::value::PointerEquality; + use crate::{value::PointerEquality, NixContext, NixContextElement}; use super::*; @@ -850,7 +847,7 @@ mod pure_builtins { if s.is_catchable() { return Ok(s); } - let s = s.to_str()?; + let s = s.to_contextful_str()?; let re = regex; if re.is_catchable() { return Ok(re); @@ -861,7 +858,17 @@ mod pure_builtins { Some(caps) => Ok(Value::List( caps.iter() .skip(1) - .map(|grp| grp.map(|g| Value::from(g.as_str())).unwrap_or(Value::Null)) + .map(|grp| { + // Surprisingly, Nix does not propagate + // the original context here. + // Though, it accepts contextful strings as an argument. + // An example of such behaviors in nixpkgs + // can be observed in make-initrd.nix when it comes + // to compressors which are matched over their full command + // and then a compressor name will be extracted from that. + grp.map(|g| Value::String(g.as_str().into())) + .unwrap_or(Value::Null) + }) .collect::<imbl::Vector<Value>>() .into(), )), |