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authorVincent Ambo <mail@tazj.in>2022-09-23T14·11+0300
committertazjin <tazjin@tvl.su>2022-09-28T00·00+0000
commit846215ae2b924dc1de5cf8f3873402b3334917c3 (patch)
tree48c66eabf1956d1e3bdd66c079f474836c48183b /tvix/eval/src/compiler
parent71a8db108d94f68f6e411d36a36d4f3045987ac7 (diff)
refactor(tvix/eval): generalise error variant for dynamic keys r/4973
Change-Id: I08f40b4b53652a519e76d6e8344c7c3fe10a0689
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6767
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
Diffstat (limited to 'tvix/eval/src/compiler')
-rw-r--r--tvix/eval/src/compiler/bindings.rs38
1 files changed, 12 insertions, 26 deletions
diff --git a/tvix/eval/src/compiler/bindings.rs b/tvix/eval/src/compiler/bindings.rs
index 55621aa0d873..3dd8514c0281 100644
--- a/tvix/eval/src/compiler/bindings.rs
+++ b/tvix/eval/src/compiler/bindings.rs
@@ -56,9 +56,7 @@ impl Compiler<'_> {
                         let name = match self.expr_static_attr_str(&attr) {
                             Some(name) => name,
                             None => {
-                                // TODO(tazjin): error variant for dynamic
-                                // key in *inherit* (or generalise it)
-                                self.emit_error(&attr, ErrorKind::DynamicKeyInLet);
+                                self.emit_error(&attr, ErrorKind::DynamicKeyInScope("inherit"));
                                 continue;
                             }
                         };
@@ -95,9 +93,7 @@ impl Compiler<'_> {
                         let name = match self.expr_static_attr_str(&attr) {
                             Some(name) => name,
                             None => {
-                                // TODO(tazjin): error variant for dynamic
-                                // key in *inherit* (or generalise it)
-                                self.emit_error(&attr, ErrorKind::DynamicKeyInLet);
+                                self.emit_error(&attr, ErrorKind::DynamicKeyInScope("inherit"));
                                 continue;
                             }
                         };
@@ -303,9 +299,7 @@ impl Compiler<'_> {
                         let name = match self.expr_static_attr_str(&attr) {
                             Some(name) => name,
                             None => {
-                                // TODO(tazjin): error variant for dynamic
-                                // key in *inherit* (or generalise it)
-                                self.emit_error(&attr, ErrorKind::DynamicKeyInLet);
+                                self.emit_error(&attr, ErrorKind::DynamicKeyInScope("inherit"));
                                 continue;
                             }
                         };
@@ -342,9 +336,7 @@ impl Compiler<'_> {
                         let name = match self.expr_static_attr_str(&attr) {
                             Some(name) => name,
                             None => {
-                                // TODO(tazjin): error variant for dynamic
-                                // key in *inherit* (or generalise it)
-                                self.emit_error(&attr, ErrorKind::DynamicKeyInLet);
+                                self.emit_error(&attr, ErrorKind::DynamicKeyInScope("inherit"));
                                 continue;
                             }
                         };
@@ -627,8 +619,14 @@ impl Compiler<'_> {
     /// a string if possible, or raise an error about the node being
     /// dynamic.
     fn binding_name(&self, node: ast::Attr) -> EvalResult<String> {
-        self.expr_static_attr_str(&node)
-            .ok_or_else(|| self.dynamic_key_error(&node))
+        match self.expr_static_attr_str(&node) {
+            Some(s) => Ok(s),
+            None => Err(Error {
+                // this code path will go away soon, hence the TODO below
+                kind: ErrorKind::DynamicKeyInScope("TODO"),
+                span: self.span_for(&node),
+            }),
+        }
     }
 
     /// Normalises identifier fragments into a single string vector
@@ -641,18 +639,6 @@ impl Compiler<'_> {
         path.map(|node| self.binding_name(node)).collect()
     }
 
-    /// Construct the error returned when a dynamic attribute is found
-    /// in a `let`-expression.
-    fn dynamic_key_error<N>(&self, node: &N) -> Error
-    where
-        N: ToSpan,
-    {
-        Error {
-            kind: ErrorKind::DynamicKeyInLet,
-            span: self.span_for(node),
-        }
-    }
-
     /// Convert a non-dynamic string expression to a string if possible.
     fn expr_static_str(&self, node: &ast::Str) -> Option<String> {
         let mut parts = node.normalized_parts();