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FIR: add receiver expression to UNSAFE_CALL diagnostic and its variances

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This commit is contained in:
Tianyu Geng
2021-04-30 11:57:26 -07:00
committed by Ilya Kirillov
parent 9106ae4f5f
commit 00ffa69cb3
7 changed files with 40 additions and 25 deletions
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compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/FirDiagnosticsList.kt
+5 -4
View File
@@ -715,19 +715,20 @@ object DIAGNOSTICS_LIST : DiagnosticList() {
val NULLABILITY by object : DiagnosticGroup("Nullability") {
val UNSAFE_CALL by error<PsiElement>(PositioningStrategy.DOT_BY_QUALIFIED) {
parameter<ConeKotlinType>("receiverType")
parameter<FirExpression?>("receiverExpression")
}
val UNSAFE_IMPLICIT_INVOKE_CALL by error<PsiElement>(PositioningStrategy.REFERENCE_BY_QUALIFIED) {
parameter<ConeKotlinType>("receiverType")
}
val UNSAFE_INFIX_CALL by error<KtExpression>(PositioningStrategy.REFERENCE_BY_QUALIFIED) {
parameter<FirExpression>("lhs")
parameter<FirExpression>("receiverExpression")
parameter<String>("operator")
parameter<FirExpression>("rhs")
parameter<FirExpression>("argumentExpression")
}
val UNSAFE_OPERATOR_CALL by error<KtExpression>(PositioningStrategy.REFERENCE_BY_QUALIFIED) {
parameter<FirExpression>("lhs")
parameter<FirExpression>("receiverExpression")
parameter<String>("operator")
parameter<FirExpression>("rhs")
parameter<FirExpression>("argumentExpression")
}
val ITERATOR_ON_NULLABLE by error<KtExpression>()
val UNNECESSARY_SAFE_CALL by warning<PsiElement>(PositioningStrategy.SAFE_ACCESS) {
compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt
+1 -1
View File
@@ -419,7 +419,7 @@ object FirErrors {
val WRONG_IMPLIES_CONDITION by warning0<PsiElement>()
// Nullability
val UNSAFE_CALL by error1<PsiElement, ConeKotlinType>(SourceElementPositioningStrategies.DOT_BY_QUALIFIED)
val UNSAFE_CALL by error2<PsiElement, ConeKotlinType, FirExpression?>(SourceElementPositioningStrategies.DOT_BY_QUALIFIED)
val UNSAFE_IMPLICIT_INVOKE_CALL by error1<PsiElement, ConeKotlinType>(SourceElementPositioningStrategies.REFERENCE_BY_QUALIFIED)
val UNSAFE_INFIX_CALL by error3<KtExpression, FirExpression, String, FirExpression>(SourceElementPositioningStrategies.REFERENCE_BY_QUALIFIED)
val UNSAFE_OPERATOR_CALL by error3<KtExpression, FirExpression, String, FirExpression>(SourceElementPositioningStrategies.REFERENCE_BY_QUALIFIED)
compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/FirDefaultErrorMessages.kt
+6 -5
View File
@@ -130,13 +130,13 @@ import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.EXTENSION_PROPERT
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FINAL_SUPERTYPE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FINAL_UPPER_BOUND
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FORBIDDEN_VARARG_PARAMETER_TYPE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_CONSTRUCTOR_REFERENCE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUNCTION_DECLARATION_WITH_NO_NAME
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_ABSTRACT_METHOD_WITH_DEFAULT_VALUE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_ABSTRACT_METHOD_WITH_TYPE_PARAMETERS
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_CANNOT_HAVE_ABSTRACT_PROPERTIES
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_CONSTRUCTOR_REFERENCE
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_WITH_SUSPEND_FUNCTION
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUN_INTERFACE_WRONG_COUNT_OF_ABSTRACT_MEMBERS
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.FUNCTION_DECLARATION_WITH_NO_NAME
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.GENERIC_THROWABLE_SUBCLASS
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.GETTER_VISIBILITY_DIFFERS_FROM_PROPERTY_VISIBILITY
import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors.HAS_NEXT_FUNCTION_AMBIGUITY
@@ -968,7 +968,8 @@ class FirDefaultErrorMessages : DefaultErrorMessages.Extension {
map.put(
UNSAFE_CALL,
"Only safe (?.) or non-null asserted (!!.) calls are allowed on a nullable receiver of type {0}",
RENDER_TYPE
RENDER_TYPE,
NOT_RENDERED,
)
map.put(
UNSAFE_IMPLICIT_INVOKE_CALL,
@@ -981,14 +982,14 @@ class FirDefaultErrorMessages : DefaultErrorMessages.Extension {
"Use ''?.''-qualified call instead",
FIR,
TO_STRING,
FIR
FIR,
)
map.put(
UNSAFE_OPERATOR_CALL,
"Operator call corresponds to a dot-qualified call ''{0}.{1}({2})'' which is not allowed on a nullable receiver ''{0}''. ",
FIR,
TO_STRING,
FIR
FIR,
)
map.put(UNNECESSARY_NOT_NULL_ASSERTION, "Unnecessary non-null assertion (!!) on a non-null receiver of type {0}", RENDER_TYPE)
map.put(NOT_NULL_ASSERTION_ON_LAMBDA_EXPRESSION, "Non-null assertion (!!) is called on a lambda expression")
compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/diagnostics/coneDiagnosticToFirDiagnostic.kt
+17 -7
View File
@@ -97,24 +97,34 @@ private fun mapUnsafeCallError(
val candidateFunction = candidate.symbol.fir as? FirSimpleFunction
val candidateFunctionName = candidateFunction?.name
val left = candidate.callInfo.explicitReceiver
val right = candidate.callInfo.argumentList.arguments.singleOrNull()
if (left != null && right != null &&
val receiverExpression = candidate.callInfo.explicitReceiver
val singleArgument = candidate.callInfo.argumentList.arguments.singleOrNull()
if (receiverExpression != null && singleArgument != null &&
source.elementType == KtNodeTypes.OPERATION_REFERENCE &&
(candidateFunction?.isOperator == true || candidateFunction?.isInfix == true)
) {
val operationToken = source.getChild(KtTokens.IDENTIFIER)
if (candidateFunction.isInfix && operationToken?.elementType == KtTokens.IDENTIFIER) {
return FirErrors.UNSAFE_INFIX_CALL.on(source, left, candidateFunctionName!!.asString(), right)
return FirErrors.UNSAFE_INFIX_CALL.on(
source,
receiverExpression,
candidateFunctionName!!.asString(),
singleArgument,
)
}
if (candidateFunction.isOperator && operationToken == null) {
return FirErrors.UNSAFE_OPERATOR_CALL.on(source, left, candidateFunctionName!!.asString(), right)
return FirErrors.UNSAFE_OPERATOR_CALL.on(
source,
receiverExpression,
candidateFunctionName!!.asString(),
singleArgument,
)
}
}
return if (source.kind == FirFakeSourceElementKind.ArrayAccessNameReference) {
FirErrors.UNSAFE_CALL.on(source, rootCause.actualType)
FirErrors.UNSAFE_CALL.on(source, rootCause.actualType, receiverExpression)
} else {
FirErrors.UNSAFE_CALL.on(qualifiedAccessSource ?: source, rootCause.actualType)
FirErrors.UNSAFE_CALL.on(qualifiedAccessSource ?: source, rootCause.actualType, receiverExpression)
}
}