refactor(tvix/eval): directly return builtin tuples from macro r/5707

All invocations of the builtin macro had to previously filter through
the `builtin_tuple` function, but it's more sensible to directly
return these from the macro.

Change-Id: I45600ba84d56c9528d3e92570461c319eea595ce
Reviewed-on: https://cl.tvl.fyi/c/depot/+/7825
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>

2 files changed, 3 insertions, 16 deletions

diff --git a/tvix/eval/src/builtins/impure.rs b/tvix/eval/src/builtins/impure.rs
index 0cebd5f6ab58..3eaebf101e3d 100644
--- a/tvix/eval/src/builtins/impure.rs
+++ b/tvix/eval/src/builtins/impure.rs
@@ -65,10 +65,7 @@ mod impure_builtins {
 /// Return all impure builtins, that is all builtins which may perform I/O
 /// outside of the VM and so cannot be used in all contexts (e.g. WASM).
 pub fn impure_builtins() -> Vec<(&'static str, Value)> {
-    let mut result = impure_builtins::builtins()
-        .into_iter()
-        .map(super::builtin_tuple)
-        .collect::<Vec<_>>();
+    let mut result = impure_builtins::builtins();
 
     result.push((
         "storeDir",
diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs
index 7614353f5bbb..b1ea408a8ca4 100644
--- a/tvix/eval/src/builtins/mod.rs
+++ b/tvix/eval/src/builtins/mod.rs
@@ -14,7 +14,7 @@ use crate::arithmetic_op;
 use crate::warnings::WarningKind;
 use crate::{
     errors::{ErrorKind, EvalResult},
-    value::{Builtin, CoercionKind, NixAttrs, NixList, NixString, Value},
+    value::{CoercionKind, NixAttrs, NixList, NixString, Value},
     vm::VM,
 };
 
@@ -968,17 +968,10 @@ mod pure_builtins {
     }
 }
 
-pub(crate) fn builtin_tuple(builtin: Builtin) -> (&'static str, Value) {
-    (builtin.name(), Value::Builtin(builtin))
-}
-
 /// The set of standard pure builtins in Nix, mostly concerned with
 /// data structure manipulation (string, attrs, list, etc. functions).
 pub fn pure_builtins() -> Vec<(&'static str, Value)> {
-    let mut result = pure_builtins::builtins()
-        .into_iter()
-        .map(builtin_tuple)
-        .collect::<Vec<_>>();
+    let mut result = pure_builtins::builtins();
 
     // Pure-value builtins
     result.push(("nixVersion", Value::String("2.3-compat-tvix-0.1".into())));
@@ -1038,7 +1031,4 @@ mod placeholder_builtins {
 
 pub fn placeholders() -> Vec<(&'static str, Value)> {
     placeholder_builtins::builtins()
-        .into_iter()
-        .map(builtin_tuple)
-        .collect()
 }