Fixes double hovers on blank lines

Author: eamodio

CHANGELOG.md

@@ -93,6 +93,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/) and this p
 - Removes the seeding of the commit search command from the clipboard
 
 ### Fixed
+- Fixes an issue where double hover annotations could be shown on blank lines
 - Fixes an issue where remote branches couldn't be opened properly in their remote service
 - Fixes [#130](https://github.com/eamodio/vscode-gitlens/issues/130) - First-run "Thank you for choosing GitLens! [...]" info message shown on every start up
 - Fixes [#120](https://github.com/eamodio/vscode-gitlens/issues/120) - Feature Request: "Open in Remote" support for custom repositories

src/currentLineController.ts

@@ -432,7 +432,7 @@ export class CurrentLineController extends Disposable {
                 decoration.range = editor.document.validateRange(new Range(line, showDetailsStartIndex, line, endOfLineIndex));
                 decorationOptions.push(decoration);
 
-                if (showDetailsInStartingWhitespace && showDetailsStartIndex !== 0) {
+                if (showDetailsInStartingWhitespace && showDetailsStartIndex !== 0 && decoration.range.end.character !== 0) {
                     decorationOptions.push(Annotations.withRange(decoration, 0, firstNonWhitespace));
                 }
             }
@@ -446,7 +446,7 @@ export class CurrentLineController extends Disposable {
                 decoration.range = editor.document.validateRange(new Range(line, showChangesStartIndex, line, endOfLineIndex));
                 decorationOptions.push(decoration);
 
-                if (showChangesInStartingWhitespace && showChangesStartIndex !== 0) {
+                if (showChangesInStartingWhitespace && showChangesStartIndex !== 0 && decoration.range.end.character !== 0) {
                     decorationOptions.push(Annotations.withRange(decoration, 0, firstNonWhitespace));
                 }
             }