Moves captures visitor into separate file 🚚

1 files changed, 0 insertions, 56 deletions

diff --git a/src/eval/template.rs b/src/eval/template.rs
deleted file mode 100644
index 040685f8..00000000
--- a/src/eval/template.rs
+++ /dev/null
@@ -1,56 +0,0 @@
-use super::*;
-use crate::syntax::visit::*;
-
-impl Eval for Spanned<&ExprTemplate> {
-    type Output = Value;
-
-    fn eval(self, ctx: &mut EvalContext) -> Self::Output {
-        let mut template = self.v.clone();
-        let mut visitor = CapturesVisitor::new(ctx);
-        visitor.visit_template(&mut template);
-        Value::Template(template)
-    }
-}
-
-/// A visitor that replaces all captured variables with their values.
-struct CapturesVisitor<'a> {
-    external: &'a Scopes<'a>,
-    internal: Scopes<'a>,
-}
-
-impl<'a> CapturesVisitor<'a> {
-    fn new(ctx: &'a EvalContext) -> Self {
-        Self {
-            external: &ctx.scopes,
-            internal: Scopes::default(),
-        }
-    }
-}
-
-impl<'a> Visitor<'a> for CapturesVisitor<'a> {
-    fn visit_scope_pre(&mut self) {
-        self.internal.push();
-    }
-
-    fn visit_scope_post(&mut self) {
-        self.internal.pop();
-    }
-
-    fn visit_def(&mut self, id: &mut Ident) {
-        self.internal.define(id.as_str(), Value::None);
-    }
-
-    fn visit_expr(&mut self, expr: &'a mut Expr) {
-        if let Expr::Ident(ident) = expr {
-            // Find out whether the identifier is not locally defined, but
-            // captured, and if so, replace it with it's value.
-            if self.internal.get(ident).is_none() {
-                if let Some(value) = self.external.get(ident) {
-                    *expr = Expr::CapturedValue(value.clone());
-                }
-            }
-        } else {
-            walk_expr(self, expr);
-        }
-    }
-}