From 91e3dc3798da0eba6ce9c2ca331aa5db97bf6fbd Mon Sep 17 00:00:00 2001
From: Ross Johnson <159597299+rosco54@users.noreply.github.com>
Date: Thu, 19 Sep 2024 17:38:27 +1000
Subject: [PATCH] Remove unused variable (tidy-up, unrelated to the main issue)
 Issue 4686 Explicitly check for single isolated points when creating paths
 for 'straight' and 'smooth' curves. Curve type 'monotoneCubic' already does
 this intrinsically due to the different algorithm employed.

---
 src/charts/Line.js | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/charts/Line.js b/src/charts/Line.js
index 319233b82..b56c5dc16 100644
--- a/src/charts/Line.js
+++ b/src/charts/Line.js
@@ -794,7 +794,6 @@ class Line {
     curve,
     isRangeStart,
   }) {
-    let w = this.w
     let graphics = new Graphics(this.ctx)
     const areaBottomY = this.areaBottomY
     let rangeArea = type === 'rangeArea'
@@ -952,6 +951,13 @@ class Line {
               }
               areaPath = graphics.move(pX, pY)
 
+              // Check for single isolated point
+              if (series[i][j + 1] === null) {
+                linePaths.push(linePath);
+                areaPaths.push(areaPath);
+                // Stay in pathState = 0;
+                break
+              }
               pathState = 1
               if (j < series[i].length - 2) {
                 let p = graphics.curve(pX + length, pY, x - length, y, x, y)
@@ -1034,6 +1040,13 @@ class Line {
               }
               areaPath = graphics.move(pX, pY)
 
+              // Check for single isolated point
+              if (series[i][j + 1] === null) {
+                linePaths.push(linePath);
+                areaPaths.push(areaPath);
+                // Stay in pathState = 0
+                break
+              }
               pathState = 1
               if (j < series[i].length - 2) {
                 let p = pathToPoint(curve, x, y)