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[FIR] Add UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE diagnostic

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This commit is contained in:
Andrey Zinovyev
2021-04-05 17:15:32 +03:00
committed by GitHub
parent 451fc8e9df
commit e10df86037
8 changed files with 30 additions and 4 deletions
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compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt
+2
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@@ -294,6 +294,8 @@ object DIAGNOSTICS_LIST : DiagnosticList() {
val FINAL_UPPER_BOUND by warning<FirSourceElement, PsiElement> {
parameter<ConeKotlinType>("type")
}
val UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE by error<FirSourceElement, PsiElement>()
}
val REFLECTION by object : DiagnosticGroup("Reflection") {
compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt
+1
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@@ -217,6 +217,7 @@ object FirErrors {
val KCLASS_WITH_NULLABLE_TYPE_PARAMETER_IN_SIGNATURE by error1<FirSourceElement, KtNamedDeclaration, FirTypeParameterSymbol>(SourceElementPositioningStrategies.DECLARATION_NAME)
val TYPE_PARAMETER_AS_REIFIED by error1<FirSourceElement, PsiElement, FirTypeParameterSymbol>()
val FINAL_UPPER_BOUND by warning1<FirSourceElement, PsiElement, ConeKotlinType>()
val UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE by error0<FirSourceElement, PsiElement>()
// Reflection
val EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED by error1<FirSourceElement, KtExpression, FirCallableDeclaration<*>>(SourceElementPositioningStrategies.REFERENCE_BY_QUALIFIED)
compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirTypeParameterBoundsChecker.kt
+4
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@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors
import org.jetbrains.kotlin.fir.analysis.diagnostics.reportOn
import org.jetbrains.kotlin.fir.declarations.*
import org.jetbrains.kotlin.fir.types.coneType
import org.jetbrains.kotlin.fir.types.isExtensionFunctionType
object FirTypeParameterBoundsChecker : FirTypeParameterChecker() {
@@ -25,6 +26,9 @@ object FirTypeParameterBoundsChecker : FirTypeParameterChecker() {
if (!bound.coneType.canHaveSubtypes(context.session)) {
reporter.reportOn(bound.source, FirErrors.FINAL_UPPER_BOUND, bound.coneType, context)
}
if (bound.isExtensionFunctionType(context.session)) {
reporter.reportOn(bound.source, FirErrors.UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE, context)
}
}
}
}
compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirDefaultErrorMessages.kt
+2
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@@ -220,6 +220,7 @@ import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UNSAFE_OPERATOR_C
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UNSUPPORTED
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UNSUPPORTED_FEATURE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UNUSED_VARIABLE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.UPPER_BOUND_VIOLATED
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.USELESS_VARARG_ON_PARAMETER
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.VALUE_CLASS_CANNOT_BE_CLONEABLE
@@ -447,6 +448,7 @@ class FirDefaultErrorMessages : DefaultErrorMessages.Extension {
"''{0}'' is a final type, and thus a value of the type parameter is predetermined",
RENDER_TYPE
)
map.put(UPPER_BOUND_IS_EXTENSION_FUNCTION_TYPE, "Extension function type can not be used as an upper bound")
// Reflection
map.put(