Introduce FirForLoopChecker

compiler/fir/analysis-tests/testData/resolveWithStdlib/diagnostics/forLoopChecker.kt

@@ -0,0 +1,89 @@
+import java.util.*;
+
+class NotRange1() {
+
+}
+
+abstract class NotRange2() {
+    abstract operator fun iterator() : Unit
+}
+
+abstract class ImproperIterator1 {
+    abstract operator fun hasNext() : Boolean
+}
+
+abstract class NotRange3() {
+    abstract operator fun iterator() : ImproperIterator1
+}
+
+abstract class ImproperIterator2 {
+    abstract operator fun next() : Boolean
+}
+
+abstract class NotRange4() {
+    abstract operator fun iterator() : ImproperIterator2
+}
+
+abstract class ImproperIterator3 {
+    abstract operator fun hasNext() : Int
+    abstract operator fun next() : Int
+}
+
+abstract class NotRange5() {
+    abstract operator fun iterator() : ImproperIterator3
+}
+
+abstract class AmbiguousHasNextIterator {
+    abstract operator fun hasNext() : Boolean
+    val hasNext : Boolean get() = false
+    abstract operator fun next() : Int
+}
+
+abstract class NotRange6() {
+    abstract operator fun iterator() : AmbiguousHasNextIterator
+}
+
+abstract class ImproperIterator4 {
+    val hasNext : Int get() = 1
+    abstract operator fun next() : Int
+}
+
+abstract class NotRange7() {
+    abstract operator fun iterator() : ImproperIterator3
+}
+
+abstract class GoodIterator {
+    abstract operator fun hasNext() : Boolean
+    abstract operator fun next() : Int
+}
+
+abstract class Range0() {
+    abstract operator fun iterator() : GoodIterator
+}
+
+abstract class Range1() {
+    abstract operator fun iterator() : Iterator<Int>
+}
+
+abstract class ImproperIterator5 {
+    abstract val String.hasNext : Boolean
+    abstract operator fun next() : Int
+}
+
+abstract class NotRange8() {
+    abstract operator fun iterator() : ImproperIterator5
+}
+
+
+fun test(notRange1: NotRange1, notRange2: NotRange2, notRange3: NotRange3, notRange4: NotRange4, notRange5: NotRange5, notRange6: NotRange6, notRange7: NotRange7, notRange8: NotRange8, range0: Range0, range1: Range1) {
+    for (i in <!ITERATOR_MISSING!>notRange1<!>);
+    for (i in <!HAS_NEXT_MISSING!>notRange2<!>);
+    for (i in <!NEXT_MISSING!>notRange3<!>);
+    for (i in <!HAS_NEXT_MISSING!>notRange4<!>);
+    for (i in notRange5);
+    for (i in notRange6);
+    for (i in notRange7);
+    for (i in <!HAS_NEXT_MISSING!>notRange8<!>);
+    for (i in range0);
+    for (i in range1);
+}