From 18dc752c21616306869794306bd0d8b722c85698 Mon Sep 17 00:00:00 2001
From: Alexey Tsvetkov <alexey.tsvetkov@jetbrains.com>
Date: Mon, 10 Aug 2015 16:22:31 +0300
Subject: [PATCH] Implement hashCode and equals for Module

---
 .../util/src/org/jetbrains/kotlin/modules/Module.kt   | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/compiler/util/src/org/jetbrains/kotlin/modules/Module.kt b/compiler/util/src/org/jetbrains/kotlin/modules/Module.kt
index 9b297639f40..a4f2da6b590 100644
--- a/compiler/util/src/org/jetbrains/kotlin/modules/Module.kt
+++ b/compiler/util/src/org/jetbrains/kotlin/modules/Module.kt
@@ -30,4 +30,15 @@ public interface Module {
     public fun getAnnotationsRoots(): List<String>
 
     public fun getJavaSourceRoots(): List<String>
+
+    override fun equals(other: Any?): Boolean =
+        when {
+            this === other -> true
+            other !is Module -> false
+            else -> getModuleName() == other.getModuleName() &&
+                    getModuleType() == other.getModuleType()
+        }
+
+    override fun hashCode(): Int =
+            31 * getModuleName().hashCode() + getModuleType().hashCode()
 }