Extract index calculataion into functions.

2022-01-13 18:13:27 +08:00
parent 4b4a6c944d
commit 0f4e8848f9
14 changed files with 328 additions and 558 deletions
--- a/tests/arrays.rs
+++ b/tests/arrays.rs
@@ -28,6 +28,30 @@ fn test_arrays() -> Result<(), Box<EvalAltResult>> {
            .into_typed_array::<INT>()?,
        [1, 6, 3]
    );
+    assert_eq!(
+        engine
+            .eval::<Dynamic>("let y = [1, 2, 3]; extract(y, 1, 10)")?
+            .into_typed_array::<INT>()?,
+        vec![2, 3]
+    );
+    assert_eq!(
+        engine
+            .eval::<Dynamic>("let y = [1, 2, 3]; extract(y, -3, 1)")?
+            .into_typed_array::<INT>()?,
+        vec![1]
+    );
+    assert_eq!(
+        engine
+            .eval::<Dynamic>("let y = [1, 2, 3]; extract(y, -99, 2)")?
+            .into_typed_array::<INT>()?,
+        vec![1, 2]
+    );
+    assert_eq!(
+        engine
+            .eval::<Dynamic>("let y = [1, 2, 3]; extract(y, 99, 1)")?
+            .into_typed_array::<INT>()?,
+        vec![] as Vec<INT>
+    );

    #[cfg(not(feature = "no_object"))]
    {