From 75d56e49023fac8cc1b2fc392496ade618b72957 Mon Sep 17 00:00:00 2001
From: Valentin Kipyatkov <valentin@jetbrains.com>
Date: Thu, 22 Sep 2016 16:47:47 +0300
Subject: [PATCH] Better tooltip for try

---
 .../KotlinBreadcrumbsInfoProvider.kt          | 19 ++++++++++++++++++-
 idea/testData/codeInsight/breadcrumbs/Try.txt |  3 ++-
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/idea/src/org/jetbrains/kotlin/idea/codeInsight/KotlinBreadcrumbsInfoProvider.kt b/idea/src/org/jetbrains/kotlin/idea/codeInsight/KotlinBreadcrumbsInfoProvider.kt
index 5e9cf5187a4..993f7337780 100644
--- a/idea/src/org/jetbrains/kotlin/idea/codeInsight/KotlinBreadcrumbsInfoProvider.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/codeInsight/KotlinBreadcrumbsInfoProvider.kt
@@ -290,7 +290,24 @@ class KotlinBreadcrumbsInfoProvider : BreadcrumbsInfoProvider() {
         override fun accepts(element: KtBlockExpression) = element.parent is KtTryExpression
 
         override fun elementInfo(element: KtBlockExpression) = "try"
-        override fun elementTooltip(element: KtBlockExpression) = "try"
+
+        override fun elementTooltip(element: KtBlockExpression): String {
+            return buildString {
+                val tryExpression = element.parent as KtTryExpression
+
+                append("try {$ellipsis}")
+
+                for (catchClause in tryExpression.catchClauses) {
+                    append("\ncatch(")
+                    append(catchClause.catchParameter?.typeReference?.text ?: "")
+                    append(") {$ellipsis}")
+                }
+
+                if (tryExpression.finallyBlock != null) {
+                    append("\nfinally {$ellipsis}")
+                }
+            }
+        }
     }
 
     private object CatchHandler : ElementHandler<KtCatchClause>(KtCatchClause::class) {
diff --git a/idea/testData/codeInsight/breadcrumbs/Try.txt b/idea/testData/codeInsight/breadcrumbs/Try.txt
index c513003e08e..6d721d1eb05 100644
--- a/idea/testData/codeInsight/breadcrumbs/Try.txt
+++ b/idea/testData/codeInsight/breadcrumbs/Try.txt
@@ -5,6 +5,7 @@ Crumbs:
   catch (RuntimeException)
 Tooltips:
   function <b><code>foo()</code></b>
-  try
+  try {…}
+catch(Exception) {…}
   finally
   catch (RuntimeException)
\ No newline at end of file