Introduce call checker for Unit-conversions

2020-06-02 16:15:36 +03:00
parent 6b0a803d14
commit bfa648972f
14 changed files with 210 additions and 1 deletions
@@ -0,0 +1,29 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+object Test1 {
+    fun foo(f: () -> Int) {}
+
+    object Scope {
+        fun foo(f: () -> Unit) {}
+
+        fun test(f: () -> Int) {
+            <!DEBUG_INFO_CALL("fqName: Test1.foo; typeCall: function")!>foo(f)<!>
+        }
+    }
+}
+
+object Test2 {
+    fun interface KRunnable {
+        fun run()
+    }
+
+    fun foo(f: () -> Unit) {}
+
+    object Scope1 {
+        fun foo(f: KRunnable) {}
+
+        fun test(f: () -> Int) {
+            <!DEBUG_INFO_CALL("fqName: fqName is unknown; typeCall: unresolved")!><!INAPPLICABLE_CANDIDATE!>foo<!>(f)<!>
+        }
+    }
+}
@@ -0,0 +1,29 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+object Test1 {
+    fun foo(f: () -> Int) {}
+
+    object Scope {
+        fun foo(f: () -> Unit) {}
+
+        fun test(f: () -> Int) {
+            <!DEBUG_INFO_CALL("fqName: Test1.foo; typeCall: function")!><!COMPATIBILITY_WARNING!>foo<!>(f)<!>
+        }
+    }
+}
+
+object Test2 {
+    fun interface KRunnable {
+        fun run()
+    }
+
+    fun foo(f: () -> Unit) {}
+
+    object Scope1 {
+        fun foo(f: KRunnable) {}
+
+        fun test(f: () -> Int) {
+            <!DEBUG_INFO_CALL("fqName: Test2.Scope1.foo; typeCall: function")!>foo(<!UNSUPPORTED_FEATURE!>f<!>)<!>
+        }
+    }
+}
@@ -0,0 +1,42 @@
+package
+
+public object Test1 {
+    private constructor Test1()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final fun foo(/*0*/ f: () -> kotlin.Int): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    public object Scope {
+        private constructor Scope()
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public final fun foo(/*0*/ f: () -> kotlin.Unit): kotlin.Unit
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public final fun test(/*0*/ f: () -> kotlin.Int): kotlin.Unit
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+}
+
+public object Test2 {
+    private constructor Test2()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final fun foo(/*0*/ f: () -> kotlin.Unit): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    public fun interface KRunnable {
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public abstract fun run(): kotlin.Unit
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+
+    public object Scope1 {
+        private constructor Scope1()
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public final fun foo(/*0*/ f: Test2.KRunnable): kotlin.Unit
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public final fun test(/*0*/ f: () -> kotlin.Int): kotlin.Unit
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+}
@@ -0,0 +1,16 @@
+// !LANGUAGE: -SuspendConversion
+// !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_EXPRESSION
+
+fun foo(f: () -> Unit) {}
+
+fun bar(): Int = 0
+
+abstract class SubInt : () -> Int
+
+fun test(f: () -> String, s: SubInt) {
+    foo { "lambda" }
+    foo(::bar)
+
+    <!INAPPLICABLE_CANDIDATE!>foo<!>(f)
+    <!INAPPLICABLE_CANDIDATE!>foo<!>(s)
+}
@@ -0,0 +1,16 @@
+// !LANGUAGE: -SuspendConversion
+// !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_EXPRESSION
+
+fun foo(f: () -> Unit) {}
+
+fun bar(): Int = 0
+
+abstract class SubInt : () -> Int
+
+fun test(f: () -> String, s: SubInt) {
+    foo { "lambda" }
+    foo(::bar)
+
+    foo(<!UNSUPPORTED_FEATURE!>f<!>)
+    foo(<!UNSUPPORTED_FEATURE!>s<!>)
+}
@@ -0,0 +1,13 @@
+package
+
+public fun bar(): kotlin.Int
+public fun foo(/*0*/ f: () -> kotlin.Unit): kotlin.Unit
+public fun test(/*0*/ f: () -> kotlin.String, /*1*/ s: SubInt): kotlin.Unit
+
+public abstract class SubInt : () -> kotlin.Int {
+    public constructor SubInt()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public abstract override /*1*/ /*fake_override*/ fun invoke(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}