azalea/kotlin-fork
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[FIR] FirExpectActualDeclarationChecker: add assertions that sources are not null

Browse Source 
We don't have "expect as libraries" feature yet. But once we have the
feature, the code in question might start silently behave incorrectly.

Add assertions to make sure that the code will fail
This commit is contained in:
Nikita Bobko
2023-12-05 11:04:00 +01:00
committed by Space Team
parent 209dbae893
commit 61f825fbd4
1 changed files with 17 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirExpectActualDeclarationChecker.kt
+17 -7
View File
@@ -104,7 +104,11 @@ object FirExpectActualDeclarationChecker : FirBasicDeclarationChecker() {
context: CheckerContext,
reporter: DiagnosticReporter,
) {
fun FirPropertyAccessor.isDefault() = source?.kind == KtFakeSourceElementKind.DefaultAccessor
fun FirPropertyAccessor.isDefault(): Boolean {
val source = source
check(source != null) { "expect-actual matching is only possible for code with sources" }
return source.kind == KtFakeSourceElementKind.DefaultAccessor
}
if (!accessor.isDefault()) {
checkExpectDeclarationHasNoExternalModifier(accessor, context, reporter)
@@ -336,7 +340,9 @@ object FirExpectActualDeclarationChecker : FirBasicDeclarationChecker() {
actualContainingClass: FirRegularClassSymbol,
platformSession: FirSession
): Boolean {
return declaration.source?.kind != KtFakeSourceElementKind.ImplicitConstructor &&
val source = declaration.source
check(source != null) { "expect-actual matching is only possible for code with sources" }
return source.kind != KtFakeSourceElementKind.ImplicitConstructor &&
declaration.origin != FirDeclarationOrigin.Synthetic.DataClassMember &&
!declaration.isAnnotationConstructor(platformSession) &&
!declaration.isPrimaryConstructorOfInlineOrValueClass(platformSession) &&
@@ -344,11 +350,15 @@ object FirExpectActualDeclarationChecker : FirBasicDeclarationChecker() {
}
// Ideally, this function shouldn't exist KT-63751
private fun FirElement.hasActualModifier(): Boolean = when (source?.kind) {
KtFakeSourceElementKind.DataClassGeneratedMembers -> false
KtFakeSourceElementKind.EnumGeneratedDeclaration -> false
KtFakeSourceElementKind.ImplicitConstructor -> false
else -> hasModifier(KtTokens.ACTUAL_KEYWORD) || hasModifier(KtTokens.IMPL_KEYWORD)
private fun FirElement.hasActualModifier(): Boolean {
val source = source
check(source != null) { "expect-actual matching is only possible for code with sources" }
return when (source.kind) {
KtFakeSourceElementKind.DataClassGeneratedMembers -> false
KtFakeSourceElementKind.EnumGeneratedDeclaration -> false
KtFakeSourceElementKind.ImplicitConstructor -> false
else -> hasModifier(KtTokens.ACTUAL_KEYWORD) || hasModifier(KtTokens.IMPL_KEYWORD)
}
}
private fun isUnderlyingPropertyOfInlineClass(