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FIR checker: warn useless elvis

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This commit is contained in:
Jinseong Jeon
2021-04-19 10:12:20 -07:00
committed by TeamCityServer
parent b2005302dc
commit 24d792fb49
44 changed files with 171 additions and 109 deletions
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compiler/testData/diagnostics/tests/controlFlowAnalysis/elvisNotProcessed.fir.kt
Vendored
+7 -7
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@@ -2,20 +2,20 @@
// See KT-8277
// NI_EXPECTED_FILE
val v = { true } ?: ( { true } ?:null!! )
val v = { true } <!USELESS_ELVIS!>?: ( { true } <!USELESS_ELVIS!>?:null!!<!> )<!>
val w = if (true) {
{ true }
}
else {
{ true } ?: null!!
{ true } <!USELESS_ELVIS!>?: null!!<!>
}
val ww = if (true) {
{ true } ?: null!!
{ true } <!USELESS_ELVIS!>?: null!!<!>
}
else if (true) {
{ true } ?: null!!
{ true } <!USELESS_ELVIS!>?: null!!<!>
}
else {
null!!
@@ -29,11 +29,11 @@ val b = null ?: ( l() ?: false)
val bb = null ?: ( l() ?: null!!)
val bbb = null ?: ( l() ?: null)
val bbb = null ?: ( l() <!USELESS_ELVIS_RIGHT_IS_NULL!>?: null<!>)
val bbbb = ( l() ?: null) ?: ( l() ?: null)
val bbbb = ( l() <!USELESS_ELVIS_RIGHT_IS_NULL!>?: null<!>) ?: ( l() <!USELESS_ELVIS_RIGHT_IS_NULL!>?: null<!>)
fun f(x : Long?): Long {
var a = x ?: (fun() {} ?: fun() {})
var a = x ?: (fun() {} <!USELESS_ELVIS!>?: fun() {}<!>)
return <!RETURN_TYPE_MISMATCH!>a<!>
}