From 0d1e002eeda51bf6a94e30617dc3d29bf05af532 Mon Sep 17 00:00:00 2001
From: Martin <lekoaf@users.noreply.github.com>
Date: Wed, 18 Mar 2020 21:25:30 +0100
Subject: [PATCH] [chart.js] Add ticks to afterBuildTicks function (#43141)

---
 types/chart.js/chart.js-tests.ts | 3 +++
 types/chart.js/index.d.ts        | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/types/chart.js/chart.js-tests.ts b/types/chart.js/chart.js-tests.ts
index 3f391ddd5a..6a1bc49819 100644
--- a/types/chart.js/chart.js-tests.ts
+++ b/types/chart.js/chart.js-tests.ts
@@ -276,6 +276,9 @@ const linearScaleChart: Chart = new Chart(ctx, {
                 scaleLabel: {
                     display: true,
                     labelString: 'Closing price ($)'
+                },
+                afterBuildTicks: (scale, ticks) => {
+                    return [Math.max(...ticks), 10, Math.min(...ticks)];
                 }
             }]
         },
diff --git a/types/chart.js/index.d.ts b/types/chart.js/index.d.ts
index 0fc117a483..e19f71e7be 100644
--- a/types/chart.js/index.d.ts
+++ b/types/chart.js/index.d.ts
@@ -718,7 +718,7 @@ declare namespace Chart {
         afterUpdate?(scale?: any): void;
         afterSetDimension?(scale?: any): void;
         afterDataLimits?(scale?: any): void;
-        afterBuildTicks?(scale?: any): void;
+        afterBuildTicks?(scale: any, ticks: number[]): number[];
         afterTickToLabelConversion?(scale?: any): void;
         afterCalculateTickRotation?(scale?: any): void;
         afterFit?(scale?: any): void;