Merge pull request #324 from atom/as-dont-watch-same-editor

Don't watch editors more than once if they're re-added to the workspace
atom · Oct 21, 2017 · a592c90 · a592c90
2 parents 32472c0 + 721d19c
commit a592c90
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/main.coffee b/lib/main.coffee
@@ -4,8 +4,14 @@ BracketMatcher = require './bracket-matcher'
 
 module.exports =
   activate: ->
+    watchedEditors = new WeakSet()
+
     atom.workspace.observeTextEditors (editor) ->
+      return if watchedEditors.has(editor)
+
       editorElement = atom.views.getView(editor)
       matchManager = new MatchManager(editor, editorElement)
       new BracketMatcherView(editor, editorElement, matchManager)
       new BracketMatcher(editor, editorElement, matchManager)
+      watchedEditors.add(editor)
+      editor.onDidDestroy -> watchedEditors.delete(editor)