From 2d50ad82a528c11d1386f9a349d0435d366beb69 Mon Sep 17 00:00:00 2001
From: Denis Zharkov <denis.zharkov@jetbrains.com>
Date: Tue, 3 Jul 2018 15:37:53 +0300
Subject: [PATCH] Optimize
 SyntheticJavaPropertyDescriptor.Companion::findByGetterOrSetter

Do not force getContributedDescriptors call when we need to request
at most three names
---
 .../synthetic/JavaSyntheticPropertiesScope.kt   | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/JavaSyntheticPropertiesScope.kt b/compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/JavaSyntheticPropertiesScope.kt
index 620d809ffe7..be1a008aadf 100644
--- a/compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/JavaSyntheticPropertiesScope.kt
+++ b/compiler/frontend.java/src/org/jetbrains/kotlin/synthetic/JavaSyntheticPropertiesScope.kt
@@ -58,8 +58,21 @@ interface SyntheticJavaPropertyDescriptor : PropertyDescriptor {
             val classDescriptorOwner = getterOrSetter.containingDeclaration as? ClassDescriptor ?: return null
 
             val originalGetterOrSetter = getterOrSetter.original
-            return syntheticScopes.collectSyntheticExtensionProperties(listOf(classDescriptorOwner.defaultType))
-                .filterIsInstance<SyntheticJavaPropertyDescriptor>()
+
+            val names = listOfNotNull(
+                propertyNameByGetMethodName(name),
+                propertyNameBySetMethodName(name, withIsPrefix = true),
+                propertyNameBySetMethodName(name, withIsPrefix = false)
+            )
+
+            return names
+                .flatMap {
+                    syntheticScopes.collectSyntheticExtensionProperties(
+                        listOf(classDescriptorOwner.defaultType),
+                        it,
+                        NoLookupLocation.FROM_SYNTHETIC_SCOPE
+                    )
+                }.filterIsInstance<SyntheticJavaPropertyDescriptor>()
                 .firstOrNull { originalGetterOrSetter == it.getMethod || originalGetterOrSetter == it.setMethod }
         }