refactor(tazjin/rlox): Add Interpreter trait for switching impls r/2129

Change-Id: Iae28d64ce879014c5e5d7e145c536c1f16ad307d
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2418
Reviewed-by: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI

1 files changed, 2 insertions, 6 deletions

diff --git a/users/tazjin/rlox/src/treewalk/interpreter/tests.rs b/users/tazjin/rlox/src/treewalk/interpreter/tests.rs
index 34b1df34b0b6..2fc6f4fee978 100644
--- a/users/tazjin/rlox/src/treewalk/interpreter/tests.rs
+++ b/users/tazjin/rlox/src/treewalk/interpreter/tests.rs
@@ -2,13 +2,9 @@ use super::*;
 
 /// Evaluate a code snippet, returning a value.
 fn parse_eval(code: &str) -> Value {
-    let chars: Vec<char> = code.chars().collect();
-    let tokens = scanner::scan(&chars).expect("could not scan code");
-    let program = parser::parse(tokens).expect("could not parse code");
-
     Interpreter::create()
-        .interpret(program)
-        .expect("could not eval code")
+        .interpret(code.into())
+        .expect("could not interpret code")
 }
 
 #[test]