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 +1,58 @@
+// WITH_RUNTIME
+// TARGET_BACKEND: JVM
+// FILE: J.java
+
+// import kotlin.jvm.functions.Arity;
+import kotlin.jvm.functions.FunctionN;
+
+public class J {
+    // TODO: uncomment arity as soon as Arity is introduced
+    // @Arity(30)
+    public static final FunctionN<String> FIELD = new FunctionN<String>() {
+        @Override
+        public String invoke(Object... args) {
+            return "OK";
+        }
+
+        @Override
+        public int getArity() {
+            return 30;
+        }
+    };
+
+    // TODO: uncomment arity as soon as Arity is introduced
+    // @Arity(30)
+    public static FunctionN<String> getViaMethod() {
+        return FIELD;
+    }
+}
+
+// FILE: K.kt
+
+class A
+
+fun call(f: (A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A) -> String): String {
+    val a = A()
+    return f(a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a)
+}
+
+fun box(): String {
+    val f = J.FIELD as Function30<
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            String>
+    if (f !is Function30<*, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>) return "Fail field 30"
+    if (f is Function31<*, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>) return "Fail field 31"
+    if (call(f) != "OK") return "Fail field call"
+
+    val m = J.getViaMethod() as Function30<
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?, Any?,
+            String>
+    if (m !is Function30<*, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>) return "Fail method 30"
+    if (m is Function31<*, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *, *>) return "Fail method 31"
+
+    return call(m)
+}