From 05302e6c2f7aebd7d9eb5dbe3e000e224274c381 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Wed, 8 Jul 2020 14:01:09 +1000
Subject: [PATCH] fix overlapping ranges in histograms

It's bin.x0 <= x < bin.x1
---
 ts/src/stats/intervals.ts | 2 +-
 ts/src/time.ts            | 7 +++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/ts/src/stats/intervals.ts b/ts/src/stats/intervals.ts
index 9c8d54ba7..54d65191c 100644
--- a/ts/src/stats/intervals.ts
+++ b/ts/src/stats/intervals.ts
@@ -49,7 +49,7 @@ export function intervalLabel(
         // range
         return i18n.tr(i18n.TR.STATISTICS_INTERVALS_DAY_RANGE, {
             daysStart,
-            daysEnd,
+            daysEnd: daysEnd - 1,
             cards,
         });
     }
diff --git a/ts/src/time.ts b/ts/src/time.ts
index 21f4f9e9c..6b1f709d4 100644
--- a/ts/src/time.ts
+++ b/ts/src/time.ts
@@ -146,11 +146,14 @@ export function dayLabel(i18n: I18n, daysStart: number, daysEnd: number): string
     } else {
         // range
         if (daysStart >= 0) {
-            return i18n.tr(i18n.TR.STATISTICS_IN_DAYS_RANGE, { daysStart, daysEnd });
+            return i18n.tr(i18n.TR.STATISTICS_IN_DAYS_RANGE, {
+                daysStart,
+                daysEnd: daysEnd - 1,
+            });
         } else {
             return i18n.tr(i18n.TR.STATISTICS_DAYS_AGO_RANGE, {
                 daysStart: Math.abs(daysEnd),
-                daysEnd: -daysStart,
+                daysEnd: -daysStart - 1,
             });
         }
     }