FIR: introduce ILLEGAL_SUSPEND_FUNCTION_CALL & PROPERTY_ACCESS diagnostics

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDataClassConverters.kt

@@ -3142,6 +3142,20 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirErrors.ILLEGAL_SUSPEND_FUNCTION_CALL) { firDiagnostic ->
+        IllegalSuspendFunctionCallImpl(
+            firSymbolBuilder.buildSymbol(firDiagnostic.a.fir),
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
+    add(FirErrors.ILLEGAL_SUSPEND_PROPERTY_ACCESS) { firDiagnostic ->
+        IllegalSuspendPropertyAccessImpl(
+            firSymbolBuilder.buildSymbol(firDiagnostic.a.fir),
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
     add(FirJvmErrors.CONFLICTING_JVM_DECLARATIONS) { firDiagnostic ->
         ConflictingJvmDeclarationsImpl(
             firDiagnostic as FirPsiDiagnostic,

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnostics.kt

@@ -2197,6 +2197,16 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = OperatorRenamedOnImport::class
     }
 
+    abstract class IllegalSuspendFunctionCall : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = IllegalSuspendFunctionCall::class
+        abstract val suspendCallable: KtSymbol
+    }
+
+    abstract class IllegalSuspendPropertyAccess : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = IllegalSuspendPropertyAccess::class
+        abstract val suspendCallable: KtSymbol
+    }
+
     abstract class ConflictingJvmDeclarations : KtFirDiagnostic<PsiElement>() {
         override val diagnosticClass get() = ConflictingJvmDeclarations::class
     }

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnosticsImpl.kt

@@ -3545,6 +3545,22 @@ internal class OperatorRenamedOnImportImpl(
     override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
 }
 
+internal class IllegalSuspendFunctionCallImpl(
+    override val suspendCallable: KtSymbol,
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.IllegalSuspendFunctionCall(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
+internal class IllegalSuspendPropertyAccessImpl(
+    override val suspendCallable: KtSymbol,
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.IllegalSuspendPropertyAccess(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+
 internal class ConflictingJvmDeclarationsImpl(
     firDiagnostic: FirPsiDiagnostic,
     override val token: ValidityToken,