Allow to turn the first parameter of a SAM-converted lambda into the receiver (KT-12848)

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/noParameters.kt

@@ -0,0 +1,21 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run();
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam {
+        System.out.println("Hello, world!")
+    }
+
+    Sam {
+        val a: String = <!NO_THIS!>this<!>
+        System.out.println(a)
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/noParameters.txt

@@ -0,0 +1,18 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: () -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    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 final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/noReturnType.kt

@@ -0,0 +1,21 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a, String b);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam { <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!><!> ->
+        System.out.println(a)
+    }
+
+    Sam { b ->
+        val a: String = this
+        System.out.println(a)
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/noReturnType.txt

@@ -0,0 +1,18 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: kotlin.String!.(b: kotlin.String!) -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    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(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionNoParameters.kt

@@ -0,0 +1,28 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run();
+}
+
+// FILE: Exec.java
+public class Exec {
+    void exec(Sam sam) {}
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    val e = Exec()
+
+    e.exec {
+        System.out.println("Hello, world!")
+    }
+
+    e.exec {
+        val a: String = <!NO_THIS!>this<!>
+        System.out.println(a)
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionNoParameters.txt

@@ -0,0 +1,26 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: () -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+public open class Exec {
+    public constructor Exec()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public/*package*/ open fun exec(/*0*/ sam: Sam!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+@SamWithReceiver public interface Sam {
+    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 final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionSimple.kt

@@ -0,0 +1,22 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: Exec.java
+public class Exec {
+    void exec(Sam sam) {}
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    val e = Exec()
+
+    e.exec <!TYPE_MISMATCH!>{ <!CANNOT_INFER_PARAMETER_TYPE!>a<!> -> System.out.println(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>) }<!>
+    e.exec { System.out.println(this) }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionSimple.txt

@@ -0,0 +1,26 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: kotlin.String!.() -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+public open class Exec {
+    public constructor Exec()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public/*package*/ open fun exec(/*0*/ sam: Sam!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+@SamWithReceiver public interface Sam {
+    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(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionSimpleWithoutAnnotation.kt

@@ -0,0 +1,19 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: Exec.java
+public class Exec {
+    void exec(Sam sam) {}
+}
+
+// FILE: test.kt
+fun test() {
+    val e = Exec()
+
+    e.exec { a -> System.out.println(a) }
+    e.exec { System.out.println(<!NO_THIS!>this<!>) }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samConversionSimpleWithoutAnnotation.txt

@@ -0,0 +1,19 @@
+package
+
+public /*synthesized*/ fun Sam(/*0*/ function: (a: kotlin.String!) -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+public open class Exec {
+    public constructor Exec()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public/*package*/ open fun exec(/*0*/ sam: Sam!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Sam {
+    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(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samWithAnnotation.kt

@@ -0,0 +1,23 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    String run(String a, String b);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam { <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!><!> ->
+        System.out.println(a)
+        ""
+    }
+
+    Sam { b ->
+        val a: String = this
+        System.out.println(a)
+        ""
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samWithAnnotation.txt

@@ -0,0 +1,18 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: kotlin.String!.(b: kotlin.String!) -> kotlin.String!): Sam
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    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(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.String!
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samWithoutAnnotation.kt

@@ -0,0 +1,20 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+public interface Sam {
+    String run(String a, String b);
+}
+
+// FILE: test.kt
+fun test() {
+    Sam { a, b ->
+        System.out.println(a)
+        ""
+    }
+
+    Sam { <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>b<!> ->
+        val a = <!NO_THIS!>this@Sam<!>
+        System.out.println(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
+        ""
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/samWithoutAnnotation.txt

@@ -0,0 +1,11 @@
+package
+
+public /*synthesized*/ fun Sam(/*0*/ function: (a: kotlin.String!, b: kotlin.String!) -> kotlin.String!): Sam
+public fun test(): kotlin.Unit
+
+public interface Sam {
+    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(/*0*/ a: kotlin.String!, /*1*/ b: kotlin.String!): kotlin.String!
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/singleParameter.kt

@@ -0,0 +1,22 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam { <!EXPECTED_PARAMETERS_NUMBER_MISMATCH, CANNOT_INFER_PARAMETER_TYPE!>a<!> ->
+        System.out.println(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
+    }
+
+    Sam {
+        val a: String = this
+        val a2: String = <!UNRESOLVED_REFERENCE!>it<!>
+        System.out.println(a)
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/singleParameter.txt

@@ -0,0 +1,18 @@
+package
+
+@SamWithReceiver public /*synthesized*/ fun Sam(/*0*/ function: kotlin.String!.() -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+@SamWithReceiver public interface Sam {
+    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(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final annotation class SamWithReceiver : kotlin.Annotation {
+    public constructor SamWithReceiver()
+    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 open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/singleParameterWithoutAnnotation.kt

@@ -0,0 +1,18 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+public interface Sam {
+    void run(String a);
+}
+
+// FILE: test.kt
+fun test() {
+    Sam { a ->
+        System.out.println(a)
+    }
+
+    Sam {
+        val a = <!NO_THIS!>this<!>
+        System.out.println(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>a<!>)
+    }
+}

plugins/sam-with-receiver/sam-with-receiver-cli/testData/diagnostics/singleParameterWithoutAnnotation.txt

@@ -0,0 +1,11 @@
+package
+
+public /*synthesized*/ fun Sam(/*0*/ function: (a: kotlin.String!) -> kotlin.Unit): Sam
+public fun test(): kotlin.Unit
+
+public interface Sam {
+    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(/*0*/ a: kotlin.String!): kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}