FirBasedSignatureComposer: generate better error messages

2020-07-23 09:43:41 +03:00
parent 40256aa43d
commit 0ded1d7006
1 changed files with 5 additions and 1 deletions
@@ -64,7 +64,11 @@ class FirBasedSignatureComposer(private val mangler: FirMangler) : Fir2IrSignatu
    override fun composeSignature(declaration: FirDeclaration): IdSignature? {
        if (declaration is FirAnonymousObject || declaration is FirAnonymousFunction) return null
        val builder = SignatureBuilder()
-        declaration.accept(builder)
+        try {
+            declaration.accept(builder)
+        } catch (t: Throwable) {
+            throw IllegalStateException("Error while composing signature for ${declaration.render()}", t)
+        }
        return when (declaration) {
            is FirRegularClass -> {
                // TODO: private classes are probably not acceptable here too