chore(tazjin/rlox): Implement From<ScannerError> for bytecode errors

Change-Id: I446c6e38cf239a132882d37df156884d319ca111
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2553
Tested-by: BuildkiteCI
Reviewed-by: tazjin <mail@tazj.in>

users/tazjin/rlox/src/bytecode/mod.rs

@@ -19,7 +19,7 @@ impl crate::Lox for Interpreter {
         Interpreter {}
     }
 
-    fn interpret(&mut self, _: String) -> Result<Self::Value, Vec<Self::Error>> {
+    fn interpret(&mut self, code: String) -> Result<Self::Value, Vec<Self::Error>> {
         let chunk: Chunk = Default::default();
         vm::interpret(chunk).map_err(|e| vec![e])
     }