[FE] Add clear warning about future changes about nullability of safe call with non nullable receiver

^KT-46860
This commit is contained in:
Dmitriy Novozhilov
2021-10-26 17:35:31 +03:00
committed by teamcityserver
parent 937f4c1dab
commit f26059a7d3
122 changed files with 323 additions and 283 deletions
@@ -12,7 +12,7 @@ interface B {
fun test(u: A?, x: A?, y: A?, z: A?, w: A, v: A?) {
u?.b?.foo()!! // was UNNECESSARY_SAFE_CALL everywhere, because result type (of 'foo()') wasn't made nullable
u<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.b<!UNNECESSARY_SAFE_CALL!>?.<!>foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
<!SAFE_CALL_WILL_CHANGE_NULLABILITY!>u<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.b<!UNNECESSARY_SAFE_CALL!>?.<!>foo()<!><!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
x?.b!!.foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
// x?.b is not null
x<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.b<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
@@ -23,7 +23,7 @@ fun test(u: A?, x: A?, y: A?, z: A?, w: A, v: A?) {
// z?.nb is not null
z<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.nb!!.foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
w.b<!UNNECESSARY_SAFE_CALL!>?.<!>foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
<!SAFE_CALL_WILL_CHANGE_NULLABILITY!>w.b<!UNNECESSARY_SAFE_CALL!>?.<!>foo()<!><!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
w.b<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>.foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
w.nb?.foo()!!
w.nb!!.foo()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
@@ -39,4 +39,4 @@ fun doInt(i: Int) = i
fun test(a: A?) {
doInt(a?.b.bar()<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>)
doInt(a?.b.baz()!!)
}
}