From a0972e3855a3766c426a83a220292af30a95cce9 Mon Sep 17 00:00:00 2001
From: Konstantyn Maryanovsky <konstantyn.maryanovsky@nextiva.com>
Date: Tue, 31 Jan 2017 20:17:17 +0200
Subject: [PATCH] Fixed bug. Looking for focusedOption can return incorrect
 value in case when focusedOption not equal to any element of array, IE
 compatible

---
 src/Select.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Select.js b/src/Select.js
index 0396fb7660..3f18a524ff 100644
--- a/src/Select.js
+++ b/src/Select.js
@@ -1009,7 +1009,14 @@ const Select = React.createClass({
 
 		let focusedOption = this.state.focusedOption || selectedOption;
 		if (focusedOption && !focusedOption.disabled) {
-			const focusedOptionIndex = options.findIndex(option => option.value === focusedOption.value);
+			let focusedOptionIndex = -1;
+			options.some((option, index) => {
+				const isOptionEqual = option.value === focusedOption.value;
+				if (isOptionEqual) {
+					focusedOptionIndex = index;
+				}
+				return isOptionEqual;
+			});
 			if (focusedOptionIndex !== -1) {
 				return focusedOptionIndex;
 			}