Support function types with >= 23 parameters

See https://github.com/Kotlin/KEEP/issues/107 #KT-13764 Fixed
2018-04-12 19:16:32 +02:00
parent 5c8afea68e
commit 56f509ba09
25 changed files with 943 additions and 55 deletions
@@ -0,0 +1,55 @@
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+// FILE: Test.java
+
+// import kotlin.jvm.functions.Arity;
+import kotlin.jvm.functions.FunctionN;
+import java.util.Arrays;
+
+public class Test {
+    public static final int N = 30;
+
+    // TODO: uncomment arity as soon as Arity is introduced
+    public static void test(/* @Arity(N) */ FunctionN<Object> f) {
+        Object[] args = new Object[N];
+        Object o = new Object();
+        Arrays.fill(args, o);
+        for (int i = 0; i < N; i++) {
+            args[i] = null;
+            try {
+                f.invoke(args);
+            } catch (IllegalArgumentException e) {
+                // OK
+                continue;
+            } catch (Throwable e) {
+                throw new AssertionError(
+                        "Incorrect exception (IllegalArgumentException expected): " + e.getClass().getName() + ", parameter index = " + i,
+                        e
+                );
+            } finally {
+                args[i] = o;
+            }
+            throw new AssertionError("IllegalArgumentException expected, but nothing was thrown, parameter index = " + i);
+        }
+    }
+}
+
+// FILE: box.kt
+
+fun f(
+    p01: Any, p02: Any, p03: Any, p04: Any, p05: Any, p06: Any, p07: Any, p08: Any, p09: Any, p10: Any,
+    p11: Any, p12: Any, p13: Any, p14: Any, p15: Any, p16: Any, p17: Any, p18: Any, p19: Any, p20: Any,
+    p21: Any, p22: Any, p23: Any, p24: Any, p25: Any, p26: Any, p27: Any, p28: Any, p29: Any, p30: Any
+): Any = Any()
+
+fun Any.g(
+    p02: Any, p03: Any, p04: Any, p05: Any, p06: Any, p07: Any, p08: Any, p09: Any, p10: Any,
+    p11: Any, p12: Any, p13: Any, p14: Any, p15: Any, p16: Any, p17: Any, p18: Any, p19: Any, p20: Any,
+    p21: Any, p22: Any, p23: Any, p24: Any, p25: Any, p26: Any, p27: Any, p28: Any, p29: Any, p30: Any
+): Any = Any()
+
+fun box(): String {
+    Test.test(::f as kotlin.jvm.functions.FunctionN<Any>)
+    Test.test(Any::g as kotlin.jvm.functions.FunctionN<Any>)
+    return "OK"
+}