From b2184bbc6ddf132a731b7da89ea71482a63085f7 Mon Sep 17 00:00:00 2001
From: Bradley Cicenas <bradley@vektor.nyc>
Date: Thu, 9 Mar 2017 23:09:58 +0000
Subject: [PATCH] fixes out of bounds error on filtered selection #7

---
 cursor.go | 11 +++++++++--
 grid.go   |  5 ++++-
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/cursor.go b/cursor.go
index 9444e0b..37abd15 100644
--- a/cursor.go
+++ b/cursor.go
@@ -16,8 +16,15 @@ func NewGridCursor() *GridCursor {
 	}
 }
 
-func (gc *GridCursor) Len() int             { return len(gc.filtered) }
-func (gc *GridCursor) Selected() *Container { return gc.filtered[gc.Idx()] }
+func (gc *GridCursor) Len() int { return len(gc.filtered) }
+
+func (gc *GridCursor) Selected() *Container {
+	idx := gc.Idx()
+	if idx < gc.Len() {
+		return gc.filtered[idx]
+	}
+	return nil
+}
 
 // Refresh containers from source
 func (gc *GridCursor) RefreshContainers() (lenChanged bool) {
diff --git a/grid.go b/grid.go
index 7704cf4..826844f 100644
--- a/grid.go
+++ b/grid.go
@@ -132,7 +132,10 @@ func Display() bool {
 		return false
 	}
 	if expand {
-		ExpandView(cursor.Selected())
+		c := cursor.Selected()
+		if c != nil {
+			ExpandView(c)
+		}
 		return false
 	}
 	return true