*
     * Relies on the fact that in such references only the last qualifier refers to the
     * actual extension callable, and the part before that refers to the receiver type (either fully
     * or partially qualified).
     *
     * For example, `foo.Foo.bar` may only refer to the extension callable `bar` with

     *
     * Examples of calls:
     *
     * - `|foo.Bar<...>|` - true
     * - `foo.|Bar|<...>` - true
     * - `foo.|B|ar<...>` - true
     * - `|foo|.Bar<...>` - false
     * - `foo.Bar|<...>|` - false
     */
    private val KtUserType.inSelection: Boolean
        get() {

             *
             * ```kt
             * import MyObject.bar
             *
             * open class Base { fun bar() {} }
             *
             * object MyObject : Base()
             *
             * fun test() {
             *   bar()
             * }
             * ```
             *
             * For the `bar()` call, `MyObject` instance is an implicit dispatch receiver.
             *

 *  - the function body is a block e.g., `fun foo(): Int { return bar }` or
 *  - the function itself returns Unit
 */
private fun doesNamedFunctionUseBody(namedFunction: KtNamedFunction, body: PsiElement): Boolean = when {
    // The body is a block expression e.g., fun foo(): Int { return bar }
    namedFunction.bodyBlockExpression == body ->
        false