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FIR: check visibility properly for CANNOT_CHANGE_ACCESS_PRIVILEGE

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This commit is contained in:
Jinseong Jeon
2021-02-25 23:39:10 -08:00
committed by Mikhail Glukhikh
parent f45af5ea0e
commit c5cabce2d5
3 changed files with 7 additions and 7 deletions
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compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirOverrideChecker.kt
+4 -4
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@@ -6,6 +6,7 @@
package org.jetbrains.kotlin.fir.analysis.checkers.declaration
import org.jetbrains.kotlin.descriptors.Modality
import org.jetbrains.kotlin.descriptors.Visibilities
import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext
import org.jetbrains.kotlin.fir.analysis.diagnostics.DiagnosticReporter
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors
@@ -114,14 +115,13 @@ object FirOverrideChecker : FirClassChecker() {
it to (it.fir as FirMemberDeclaration).visibility
}.sortedBy { pair ->
// Regard `null` compare as Int.MIN so that we can report CANNOT_CHANGE_... first deterministically
visibility.compareTo(pair.second) ?: Int.MIN_VALUE
Visibilities.compare(visibility, pair.second) ?: Int.MIN_VALUE
}
for ((overridden, overriddenVisibility) in visibilities) {
val compare = visibility.compareTo(overriddenVisibility)
val compare = Visibilities.compare(visibility, overriddenVisibility)
if (compare == null) {
// TODO: not ready yet (even after determinism massage), e.g., a Kotlin class that extends a Java class
// reporter.reportCannotChangeAccessPrivilege(this, overridden.fir)
reporter.reportCannotChangeAccessPrivilege(this, overridden.fir, context)
return
} else if (compare < 0) {
reporter.reportCannotWeakenAccessPrivilege(this, overridden.fir, context)