From 4046880565c6dd9e26f809eea619851e01d40792 Mon Sep 17 00:00:00 2001
From: Matt Gibbs <matt.gibbs@hp.com>
Date: Fri, 25 Sep 2015 18:02:22 -0400
Subject: [PATCH] More explicit typing for test case examples.

---
 chartist/chartist-tests.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/chartist/chartist-tests.ts b/chartist/chartist-tests.ts
index b069aedde7..0a5072c6a6 100644
--- a/chartist/chartist-tests.ts
+++ b/chartist/chartist-tests.ts
@@ -135,8 +135,8 @@ new Chartist.Bar('.ct-chart', {
   // Default mobile configuration
   stackBars: true,
   axisX: {
-    labelInterpolationFnc: function(value) {
-      return value.split(/\s+/).map(function(word) {
+    labelInterpolationFnc: function(value: string) {
+      return value.split(/\s+/).map(function(word: string) {
         return word[0];
       }).join('');
     }