Make tables indexable via pointer value

examples/test.lua

@@ -109,3 +109,4 @@ SETMETATABLE(table, {
 
 print(table + 5)
 print(table("hello", "there"))
+print("hello ", table)

examples/test.rs

@@ -25,7 +25,14 @@ impl value::RustFunction for Max {
 pub struct Print;
 impl value::RustFunction for Print {
     fn execute(&self, parameters: Vec<value::Value>) -> Result<Vec<value::Value>, RuntimeError> {
-        println!("{:?}", parameters);
+        println!(
+            "{}",
+            parameters
+                .iter()
+                .map(|v| format!("{}", v))
+                .collect::<Vec<_>>()
+                .join("\t")
+        );
         Ok(Vec::new())
     }
 

src/vm/value.rs

@@ -202,7 +202,7 @@ impl Display for Value {
             }
             Value::Function(closure) => write!(f, "<function({})>", closure.prototype),
             Value::Nil => write!(f, "nil"),
-            Value::Table { .. } => write!(f, "<table>"),
+            Value::Table { contents, .. } => write!(f, "<table#{}>", contents.as_ptr() as u64),
         }
     }
 }