kotlin-fork/compiler/testData/diagnostics/tests/resolve/invoke/invokeAndSmartCast.fir.kt

class A(val x: (String.() -> Unit)?)

fun test(a: A) {
    if (a.x != null) {
        "".<!UNRESOLVED_REFERENCE!>(a.x)<!>()
        a.x("") // todo
        (a.x)("")
    }
    "".<!UNRESOLVED_REFERENCE!>(a.x)<!>()
    a.<!UNSAFE_IMPLICIT_INVOKE_CALL!>x<!>("")
    <!UNSAFE_IMPLICIT_INVOKE_CALL!>(a.x)<!>("")

    with("") {
        a.<!INAPPLICABLE_CANDIDATE!>x<!>()
        <!INAPPLICABLE_CANDIDATE!>(a.x)<!>()
        if (a.x != null) {
            a.<!INAPPLICABLE_CANDIDATE!>x<!>() // todo
            (a.x)()
        }
    }
}