Re-mark everything when the active trace changes.

Author: smashwilson

lib/editor-decorator.coffee

@@ -2,7 +2,12 @@
 
 {Stacktrace} = require './stacktrace'
 
+markers = []
+
 module.exports = (editor) ->
+  m.destroy() for m in markers
+  markers = []
+
   active = Stacktrace.getActivated()
   return unless active?
 
@@ -12,3 +17,4 @@ module.exports = (editor) ->
       marker = editor.markBufferRange range
       editor.decorateMarker marker, type: 'line', class: 'line-stackframe'
       editor.decorateMarker marker, type: 'gutter', class: 'gutter-stackframe'
+      markers.push marker

lib/main.coffee

@@ -15,6 +15,8 @@ module.exports =
       atom.emit 'stacktrace:accept-trace', trace: text
 
     atom.workspace.eachEditor editorDecorator
+    Stacktrace.on 'active-changed', ->
+      editorDecorator(e) for e in atom.workspace.getEditors()
 
     StacktraceView.registerIn(atom.workspace)
 
@@ -24,6 +26,7 @@ module.exports =
         atom.workspace.open trace.getUrl()
 
   deactivate: ->
+    Stacktrace.off 'active-changed'
     atom.off 'stacktrace:accept-trace'
 
   serialize: ->

spec/editor-marker-spec.coffee

@@ -55,3 +55,10 @@ describe 'editorDecorator', ->
         decorated = editorView.find '.line.line-stackframe'
         expect(decorated).toHaveLength 1
         expect(decorated.text()).toEqual("  puts 'this is the stack line'")
+
+    it 'removes prior decorations when deactivated', ->
+      withEditorOn 'bottom.rb', ->
+        editorDecorator(editor)
+        trace.deactivate()
+        editorDecorator(editor)
+        expect(editorView.find '.line.line-stackframe').toHaveLength 0