[JS IR] Eager initialisation for all pure properties

^KT-43222 fixed
2020-11-09 15:30:37 +03:00
parent 3da9761f37
commit d6bc309c94
4 changed files with 36 additions and 1 deletions
@@ -40,7 +40,14 @@ class PropertyLazyInitLowering(private val context: JsIrBackendContext) : FileLo

        val fieldToInitializer = calculateFieldToExpression(
            functions
-        ).onEach { it.key.initializer = null }
+        )
+
+        val allPropertyInitializersPure = fieldToInitializer
+            .all { it.value.isPure(anyVariable = true) }
+
+        if (allPropertyInitializersPure) return
+
+        fieldToInitializer.onEach { it.key.initializer = null }

        if (fieldToInitializer.isEmpty()) return