[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valDefiniteInitialization.fir.kt

@@ -0,0 +1,92 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T> myRun(block: () -> T): T {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block()
+}
+
+fun initialization() {
+    val x: Int
+    myRun {
+        x = 42
+        42
+    }
+    x.inc()
+}
+
+fun shadowing() {
+    val x = 42
+    myRun {
+        val x = 43
+        x.inc()
+    }
+    x.inc()
+}
+
+fun nestedDefiniteAssignment() {
+    val x: Int
+    myRun {
+        val y = "Hello"
+        myRun {
+            x = 42
+        }
+        y.length
+    }
+    x.inc()
+}
+
+fun deeplyNestedDefiniteAssignment() {
+    val x: Int
+    myRun {
+        val y: String
+        myRun {
+            val z: String
+            myRun {
+                z = "Hello"
+                y = "World"
+                x = 42
+            }
+            z.length
+        }
+        y.length
+    }
+    x.inc()
+}
+
+fun branchingFlow(a: Any?) {
+    val x: Int
+
+    if (a is String) {
+        myRun { x = 42 }
+    }
+    else {
+        myRun { x = 43 }
+    }
+
+    x.inc()
+}
+
+fun returningValue() {
+    val x: Int
+    val hello = myRun { x = 42; "hello" }
+    x.inc()
+    hello.length
+}
+
+fun unknownRun(block: () -> Unit) = block()
+
+class DefiniteInitializationInInitSection {
+    val x: Int
+    val y: Int
+
+    init {
+        myRun { x = 42 }
+        unknownRun { y = 239 }
+    }
+}

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valDefiniteReassignment.fir.kt

@@ -0,0 +1,28 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T> myRun(block: () -> T): T {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block()
+}
+
+fun reassignmentInUsualFlow() {
+    val x: Int
+    myRun { x = 42 }
+    x = 43
+    x.inc()
+}
+
+fun reassignment() {
+    val x = 42
+    myRun {
+        x = 43
+    }
+    x.inc()
+}
+

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/valIndefiniteInitialization.fir.kt

@@ -0,0 +1,68 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T> myRun(block: () -> T): T {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block()
+}
+
+fun myRepeat(n: Int, action: () -> Unit) {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(action)
+    }
+    for (i in 1..n) action()
+}
+
+fun branchingIndetermineFlow(a: Any?) {
+    val x: Int
+
+    if (a is String) {
+        myRepeat(a.length) {
+            // Val reassignment because we know that repeat's lambda called in-place
+            myRun { x = 42 }
+        }
+    }
+    else {
+        myRun { x = 43 }
+    }
+
+    x.inc()
+}
+
+fun nonAnonymousLambdas() {
+    val x: Int
+    val initializer = { x = 42 }
+    myRun(initializer)
+    x.inc()
+}
+
+fun multipleAssignments() {
+    val x: Int
+    myRepeat(42) {
+        // Val reassignment because we know that repeat's lambda called in-place
+        myRun { x = 42 }
+    }
+    x.inc()
+}
+
+fun funWithUnknownInvocations(block: () -> Unit) = block()
+
+fun nestedIndefiniteAssignment() {
+    val x: Int
+    // Captured val initialization reported, because we don't know anything about funWithUnknownInvocations
+    funWithUnknownInvocations { myRun { x = 42 } }
+    x.inc()
+}
+
+class InitializationForbiddenInNonInitSection {
+    val x: Int
+
+    fun setup() {
+        myRun { x = 42 }
+    }
+}

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/varDefiniteInitalization.fir.kt

@@ -0,0 +1,42 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T> myRun(block: () -> T): T {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block()
+}
+
+fun definiteVarInitialization() {
+    var x: Int
+    myRun { x = 42 }
+    x.inc()
+}
+
+fun definiteVarReassignment() {
+    var x: Int
+    myRun { x = 42 }
+    x.inc()
+    myRun { x = 43 }
+    x.inc()
+    x = 44
+    x.inc()
+}
+
+fun nestedVarInitialization() {
+    var x: Int
+    myRun { myRun { myRun { x = 42 } } }
+    x.inc()
+    myRun { myRun { myRun { x = 42 } } }
+}
+
+
+fun notAnExpression() {
+    var x: Int = 0
+    myRun { if (true) x = 42 }
+    x.inc()
+}

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/varIndefiniteInitialization.fir.kt

@@ -0,0 +1,51 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T> myRun(block: () -> T): T {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block()
+}
+
+fun indefiniteVarReassignment(n: Int) {
+    var x: Int
+    repeat(n) {
+        myRun { x = 42 }
+    }
+    x.inc()
+}
+
+fun nonAnonymousLambdas() {
+    // Named lambdas are not inlined, even in theory it could be done for some simple cases as this one
+    var x: Int
+    val initializer = { x = 42 }
+    myRun(initializer)
+    x.inc()
+}
+
+fun branchingIndetermineFlow(a: Any) {
+    var x: Int
+
+    if (a is String) {
+        repeat(a.length) {
+            myRun { x = 42 }
+        }
+    }
+    else {
+        myRun { x = 43 }
+    }
+
+    x.inc()
+}
+
+fun funWithUnknownInvocations(block: () -> Unit) = block()
+
+fun nestedIndefiniteAssignment() {
+    val x: Int
+    funWithUnknownInvocations { myRun { x = 42 } }
+    x.inc()
+}

compiler/testData/diagnostics/testsWithStdLib/contracts/controlflow/initialization/exactlyOnce/withReceiver.fir.kt

@@ -0,0 +1,28 @@
+// !LANGUAGE: +AllowContractsForCustomFunctions +UseCallsInPlaceEffect
+// !USE_EXPERIMENTAL: kotlin.contracts.ExperimentalContracts
+// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
+
+import kotlin.contracts.*
+
+fun <T, R> T.myLet(block: (T) -> R): R {
+    contract {
+        <!INAPPLICABLE_CANDIDATE!>callsInPlace<!>(block, InvocationKind.EXACTLY_ONCE)
+    }
+    return block(this)
+}
+
+fun initializationWithReceiver(y: String) {
+    val x: Int
+    y.myLet { x = 42 }
+    x.inc()
+}
+
+fun initializationWithSafeCall(y: String?) {
+    val x: Int
+    y?.myLet { x = 42 }
+    x.inc()
+}
+
+fun sanityCheck(x: Int, y: String): Int {
+    y.let { return x }
+}