Tests for #882

test/compiler/functions/nested-closures.ooc

@@ -0,0 +1,29 @@
+
+// cf. https://github.com/fasterthanlime/rock/issues/882
+
+describe("nested closures should be able to modify outer variable by ref", ||
+    g := (1, 0) as Tuple
+    please(||
+        g = (2, 0) as Tuple
+        please(||
+            g = (3, 0) as Tuple
+        )
+    )
+    expect(3, g a)
+)
+
+describe("nested closures should not capture outer closure by ref by default", ||
+    g := (1, 0) as Tuple
+    please(||
+        g a = 2
+    )
+    expect(1, g a)
+)
+
+// support code
+
+Tuple: cover {
+    a, b: Int
+}
+
+please: func (f: Func) { f() }