From c76fc5af2d47d1ccfe682f7d3bb8cf8c18a52e80 Mon Sep 17 00:00:00 2001
From: Nathan Sobo <nathan@github.com>
Date: Mon, 17 Apr 2017 13:58:38 -0600
Subject: [PATCH] Round column measurements to nearest whole pixel

This preserves the expected behavior for positioning overlays, etc so
that package tests keep passing.
---
 src/text-editor-component.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/text-editor-component.js b/src/text-editor-component.js
index d1327a09e..0385b3253 100644
--- a/src/text-editor-component.js
+++ b/src/text-editor-component.js
@@ -1945,7 +1945,7 @@ class TextEditorComponent {
             clientPixelPosition = clientRectForRange(textNode, 0, nextColumnToMeasure - textNodeStartColumn).right
           }
           if (lineNodeClientLeft === -1) lineNodeClientLeft = lineNode.getBoundingClientRect().left
-          positions.set(nextColumnToMeasure, clientPixelPosition - lineNodeClientLeft)
+          positions.set(nextColumnToMeasure, Math.round(clientPixelPosition - lineNodeClientLeft))
           continue columnLoop // eslint-disable-line no-labels
         } else {
           textNodesIndex++