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[FIR] Implement checker for exhaustive when's in expression position

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This commit is contained in:
Dmitriy Novozhilov
2021-02-04 15:41:57 +03:00
parent 3f715e671d
commit 8dd9d98129
103 changed files with 919 additions and 617 deletions
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compiler/fir/analysis-tests/testData/resolve/whenElse.kt
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+6 -6
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@@ -16,12 +16,12 @@ fun get(f: Boolean) = if (f) {A.A1} else {""}
<!CONFLICTING_OVERLOADS!>fun case2()<!> {
val flag: Any = get(false) //string
val l1 = when (flag!!) { // should be NO_ELSE_IN_WHEN
val l1 = <!NO_ELSE_IN_WHEN!>when<!> (flag!!) { // should be NO_ELSE_IN_WHEN
A.A1 -> B()
A.A2 -> B()
}
val l2 = when (flag) {// should be NO_ELSE_IN_WHEN
val l2 = <!NO_ELSE_IN_WHEN!>when<!> (flag) {// should be NO_ELSE_IN_WHEN
A.A1 -> B()
A.A2 -> B()
}
@@ -30,12 +30,12 @@ fun get(f: Boolean) = if (f) {A.A1} else {""}
<!CONFLICTING_OVERLOADS!>fun case2()<!> {
val flag: Any = get(true) //A
val l1 = when (flag!!) {// should be NO_ELSE_IN_WHEN
val l1 = <!NO_ELSE_IN_WHEN!>when<!> (flag!!) {// should be NO_ELSE_IN_WHEN
A.A1 -> B()
A.A2 -> B()
}
val l2 = when (flag) {// should be NO_ELSE_IN_WHEN
val l2 = <!NO_ELSE_IN_WHEN!>when<!> (flag) {// should be NO_ELSE_IN_WHEN
A.A1 -> B()
A.A2 -> B()
}
@@ -44,12 +44,12 @@ fun get(f: Boolean) = if (f) {A.A1} else {""}
fun case3() {
val flag = "" //A
val l1 = when (flag!!) {// should be NO_ELSE_IN_WHEN
val l1 = <!NO_ELSE_IN_WHEN!>when<!> (flag!!) {// should be NO_ELSE_IN_WHEN
A.A1 -> B() //should be INCOMPATIBLE_TYPES
A.A2 -> B() //should be INCOMPATIBLE_TYPES
}
val l2 = when (flag) {// should be NO_ELSE_IN_WHEN
val l2 = <!NO_ELSE_IN_WHEN!>when<!> (flag) {// should be NO_ELSE_IN_WHEN
A.A1 -> B() //should be INCOMPATIBLE_TYPES
A.A2 -> B() //should be INCOMPATIBLE_TYPES
}