improved reporting TYPE_MISMATCH error for function literals

(introduced EXPECTED_PARAMETER_TYPE_MISMATCH, EXPECTED_RETURN_TYPE_MISMATCH, EXPECTED_PARAMETERS_NUMBER_MISMATCH
instead of reporting TYPE_MISMATCH on the whole function literal)

compiler/testData/diagnostics/tests/functionLiterals/ExpectedParameterTypeMismatchVariance.kt

@@ -0,0 +1,19 @@
+package a
+
+trait Super
+trait Trait : Super
+class Sub : Trait
+
+fun foo(f: (Trait) -> Trait) = f
+
+fun test(s: Sub) {
+    foo {
+        (<!EXPECTED_PARAMETER_TYPE_MISMATCH!>t: Super<!>): <!EXPECTED_RETURN_TYPE_MISMATCH!>Sub<!> -> s
+    }
+    foo {
+        (t: Trait): Trait -> s
+    }
+    foo {
+        (t: Sub): Super -> s
+    }
+}

compiler/testData/diagnostics/tests/functionLiterals/ExpectedParametersTypesMismatch.kt

@@ -0,0 +1,47 @@
+package a
+
+fun foo0(f: () -> String) = f
+fun foo1(f: (Int) -> String) = f
+fun foo2(f: (Int, String) -> String) = f
+
+fun test1() {
+    foo0 {
+        ""
+    }
+    foo0 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>(s: String)<!> -> ""
+    }
+    foo0 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!><!CANNOT_INFER_PARAMETER_TYPE!>x<!>, <!CANNOT_INFER_PARAMETER_TYPE!>y<!><!> -> ""
+    }
+    foo0 {
+        (): <!EXPECTED_RETURN_TYPE_MISMATCH!>Int<!> -> 42
+    }
+
+    foo1 {
+        ""
+    }
+    foo1 {
+        (<!EXPECTED_PARAMETER_TYPE_MISMATCH!>s: String<!>) -> ""
+    }
+    foo1 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>x, <!CANNOT_INFER_PARAMETER_TYPE!>y<!><!> -> ""
+    }
+    foo1 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>()<!>: <!EXPECTED_RETURN_TYPE_MISMATCH!>Int<!> -> 42
+    }
+
+
+    foo2 <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>{<!>
+        ""
+    }
+    foo2 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>(<!EXPECTED_PARAMETER_TYPE_MISMATCH!>s: String<!>)<!> -> ""
+    }
+    foo2 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>x<!> -> ""
+    }
+    foo2 {
+        <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>()<!>: <!EXPECTED_RETURN_TYPE_MISMATCH!>Int<!> -> 42
+    }
+}