[FIR IDE] Add a special type of KtCall for generic type qualifiers

^KTIJ-21672 Fixed

analysis/analysis-api/src/org/jetbrains/kotlin/analysis/api/calls/KtCall.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.analysis.api.symbols.*
 import org.jetbrains.kotlin.analysis.api.lifetime.KtLifetimeToken
 import org.jetbrains.kotlin.analysis.api.types.KtType
 import org.jetbrains.kotlin.analysis.api.lifetime.withValidityAssertion
+import org.jetbrains.kotlin.psi.KtCallExpression
 import org.jetbrains.kotlin.psi.KtExpression
 
 /**
@@ -114,6 +115,33 @@ public class KtInapplicableCallCandidateInfo(
  */
 public sealed class KtCall : KtLifetimeOwner
 
+/**
+ * A special call for type qualifiers with generic parameters, which, from the PSI perspective, are [KtCallExpression]-s.
+ *
+ * Examples:
+ *
+ * ```
+ * fun test() {
+ *   Collection<*>::isEmpty
+ *
+ *   kotlin.List<Int>::size
+ * }
+ * ```
+ *
+ * Both `Collection<*>` and `List<Int>` are [KtCallExpression]-s, so we need to be able to successfully resolve them to something
+ * sensible - that's why we need [KtGenericTypeQualifier].
+ */
+public class KtGenericTypeQualifier(
+    override val token: KtLifetimeToken,
+    private val _qualifier: KtExpression,
+) : KtCall() {
+
+    /**
+     * The full qualifier - either a [KtCallExpression] or a [org.jetbrains.kotlin.psi.KtDotQualifiedExpression].
+     */
+    public val qualifier: KtExpression get() = withValidityAssertion { _qualifier }
+}
+
 /**
  * A callable symbol partially applied with receivers and type arguments. Essentially, this is a call that misses some information. For
  * properties, the missing information is the type of access (read, write, or compound access) to this property. For functions, the missing

analysis/analysis-api/testData/components/callResolver/resolveCall/callableReference_genericQualifier1.kt

@@ -0,0 +1,9 @@
+package test
+
+class Test<T> {
+    fun foo() {}
+}
+
+class Bar
+
+val bar = <expr>Test<Bar></expr>::foo

analysis/analysis-api/testData/components/callResolver/resolveCall/callableReference_genericQualifier1.txt

@@ -0,0 +1,3 @@
+KtSuccessCallInfo:
+  call = KtGenericTypeQualifier:
+    qualifier = Test<Bar>

analysis/analysis-api/testData/components/callResolver/resolveCall/callableReference_genericQualifier2.kt

@@ -0,0 +1,9 @@
+package test
+
+class Test<T> {
+    fun foo() {}
+}
+
+class Bar
+
+val bar = test.<expr>Test<Bar></expr>::foo

analysis/analysis-api/testData/components/callResolver/resolveCall/callableReference_genericQualifier2.txt

@@ -0,0 +1,3 @@
+KtSuccessCallInfo:
+  call = KtGenericTypeQualifier:
+    qualifier = test.Test<Bar>