Improve header/impl mismatch diagnostic messages

Try to report most mismatch errors on the 'impl' declaration. Only report a mismatch error on the 'header' declaration if no error would be otherwise reported on any 'impl' declaration in the compilation unit. Also render declaration kind in the message #KT-18447 In Progress
2017-07-17 20:54:23 +03:00
parent 472959aca1
commit 74ba0080b1
34 changed files with 372 additions and 494 deletions
@@ -0,0 +1,9 @@
+header class Foo {
+    fun f(s: String)
+
+    fun f(a: Any)
+}
+
+header fun g(s: String)
+
+header fun g(a: Any)
@@ -0,0 +1,5 @@
+impl class Foo {
+    impl fun f(s: String) {}
+}
+
+impl fun g(a: Any) {}
@@ -0,0 +1,22 @@
+-- Common --
+Exit code: OK
+Output:
+
+-- JVM --
+Exit code: COMPILATION_ERROR
+Output:
+compiler/testData/multiplatform/missingOverload/common.kt:7:1: error: 'header' function 'g' has no implementation in module
+The following declaration is incompatible because parameter types are different:
+    public impl fun g(a: Any): Unit
+
+header fun g(s: String)
+^
+compiler/testData/multiplatform/missingOverload/jvm.kt:1:12: error: 'impl' class 'Foo' has no implementations of 'header' class members:
+
+    public final header fun f(a: Any): Unit
+
+    The following declaration is incompatible because parameter types are different:
+        public final impl fun f(s: String): Unit
+
+impl class Foo {
+           ^