Files
kotlin-fork/compiler/testData/diagnostics/tests/generics/nullability/smartCastsValueArgument.kt
T
Mikhail Zarechenskiy bcc8802014 [NI] Avoid constraints from expected type for effectively empty system
Expression will be checked against expected type later.

 Theoretically, this is not very good, but it aligns with the old
 inference, plus it helps avoiding multiple type mismatch diagnostics.
2019-04-17 12:55:12 +03:00

53 lines
1.6 KiB
Kotlin
Vendored

// !WITH_NEW_INFERENCE
// !DIAGNOSTICS: -UNUSED_EXPRESSION,-UNUSED_VARIABLE,-UNUSED_PARAMETER,-ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE,-UNUSED_VALUE
fun <T : CharSequence> bar1(x: T) {}
fun bar2(x: CharSequence) {}
fun bar3(x: String) {}
fun <T : CharSequence?> foo(x: T) {
var y1: CharSequence = ""
var y2: String = ""
if (x != null) {
if (<!SENSELESS_COMPARISON!>x != null<!>) {}
y1 = <!DEBUG_INFO_SMARTCAST!>x<!>
y2 = <!TYPE_MISMATCH!>x<!>
<!OI;TYPE_INFERENCE_UPPER_BOUND_VIOLATED!>bar1<!>(<!NI;DEBUG_INFO_SMARTCAST!>x<!>)
bar1<CharSequence>(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar2(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar3(<!TYPE_MISMATCH!>x<!>)
}
if (x is String) {
y1 = <!DEBUG_INFO_SMARTCAST!>x<!>
y2 = <!DEBUG_INFO_SMARTCAST!>x<!>
bar1(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar2(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar3(<!DEBUG_INFO_SMARTCAST!>x<!>)
}
if (x is CharSequence) {
y1 = <!DEBUG_INFO_SMARTCAST!>x<!>
y2 = <!TYPE_MISMATCH!>x<!>
bar1(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar2(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar3(<!TYPE_MISMATCH!>x<!>)
}
if (1 == 1) {
val y = x!!
<!OI;TYPE_INFERENCE_UPPER_BOUND_VIOLATED!>bar1<!>(<!NI;DEBUG_INFO_SMARTCAST!>x<!>)
bar1<CharSequence>(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar2(<!DEBUG_INFO_SMARTCAST!>x<!>)
bar3(<!TYPE_MISMATCH!>x<!>)
<!OI;TYPE_INFERENCE_UPPER_BOUND_VIOLATED!>bar1<!>(y)
bar2(<!OI;DEBUG_INFO_SMARTCAST!>y<!>)
bar3(<!TYPE_MISMATCH!>y<!>)
}
}