Add @svenfuchs' log reimplementation

assets/scripts/app/helpers/helpers.coffee

@@ -1,4 +1,3 @@
-require 'travis/log'
 require 'config/emoij'
 
 @Travis.Helpers =

assets/scripts/app/models.coffee

@@ -1,6 +1,5 @@
 require 'models/extensions'
 require 'models/account'
-require 'models/artifact'
 require 'models/broadcast'
 require 'models/branch'
 require 'models/build'
@@ -8,6 +7,7 @@ require 'models/commit'
 require 'models/event'
 require 'models/hook'
 require 'models/job'
+require 'models/log'
 require 'models/repo'
 require 'models/sponsor'
 require 'models/user'

assets/scripts/app/models/artifact.coffee

@@ -1,89 +0,0 @@
-require 'travis/model'
-
-@Travis.Artifact = Em.Object.extend
-  version: 1 # used to refresh log on requeue
-  body: null
-  isLoaded: false
-
-  init: ->
-    @_super.apply this, arguments
-
-    @addObserver 'job.id', @fetchBody
-    @fetchBody()
-
-    @set 'queue', Ember.A([])
-    @set 'parts', Ember.ArrayProxy.create(content: [])
-
-    @addObserver 'body', @fetchWorker
-    @fetchWorker()
-
-  id: (->
-    @get('job.id')
-  ).property('job.id')
-
-  clear: ->
-    @set('body', '')
-    @incrementProperty('version')
-
-  fetchBody: ->
-    if jobId = @get('job.id')
-      @removeObserver 'job.id', @fetchBody
-
-      self = this
-      Travis.ajax.ajax "/jobs/#{jobId}/log.txt?cors_hax=true", 'GET',
-        dataType: 'text'
-        contentType: 'text/plain'
-        success: (data, textStatus, xhr) ->
-          if xhr.status == 204
-            logUrl = xhr.getResponseHeader('X-Log-Location')
-
-            # For some reason not all browsers can fetch this header
-            unless logUrl
-              logUrl = self.s3Url("/jobs/#{jobId}/log.txt")
-
-            $.ajax
-              url: logUrl
-              type: 'GET'
-              success: (data) ->
-                self.fetchedBody(data)
-          else
-            self.fetchedBody(data)
-
-  s3Url: (path) ->
-    endpoint = Travis.config.api_endpoint
-    staging = if endpoint.match(/-staging/) then '-staging' else ''
-    host = Travis.config.api_endpoint.replace(/^https?:\/\//, '').split('.').slice(-2).join('.')
-    "https://s3.amazonaws.com/archive#{staging}.#{host}#{path}"
-
-
-  fetchedBody: (body) ->
-    @set 'body', body
-    @set 'isLoaded', true
-
-  append: (body) ->
-    if @get('isInitialized')
-      @get('parts').pushObject body
-      @set('body', @get('body') + body)
-    else
-      @get('queue').pushObject(body)
-
-  recordDidLoad: (->
-    if @get('isLoaded')
-      if (body = @get 'body') && @get('parts.length') == 0
-        @get('parts').pushObject body
-
-      @set 'isInitialized', true
-
-      queue = @get('queue')
-      if queue.get('length') > 0
-        @append queue.toArray().join('')
-  ).observes('isLoaded')
-
-  fetchWorker: ->
-    if !@get('workerName') && (body = @get('body'))
-      line = body.split("\n")[0]
-      if line && (match = line.match /Using worker: (.*)/)
-        if worker = match[1]
-          worker = worker.trim().split(':')[0]
-          @set('workerName', worker)
-          @removeObserver 'body', @fetchWorker

assets/scripts/app/models/job.coffee

@@ -18,8 +18,9 @@ require 'travis/model'
   build:  DS.belongsTo('Travis.Build')
   commit: DS.belongsTo('Travis.Commit')
   commits: DS.belongsTo('Travis.Commit')
+
   log: ( ->
-    Travis.Artifact.create(job: this)
+    Travis.Log.create(job: this)
   ).property()
 
   repoSlug: (->
@@ -39,7 +40,7 @@ require 'travis/model'
   ).property('state')
 
   clearLog: ->
-    @get('log').clear() if @get('log.isLoaded')
+    @get('log').clear()
 
   sponsor: (->
     worker = @get('log.workerName')
@@ -71,13 +72,13 @@ require 'travis/model'
   requeue: ->
     Travis.ajax.post '/requests', job_id: @get('id')
 
-  appendLog: (text) ->
+  appendLog: (part) ->
-    if log = @get('log')
+    @get('log').append part
-      log.append(text)
 
   subscribe: ->
-    if id = @get('id')
+    return if @get('subscribed')
-      Travis.pusher.subscribe "job-#{id}"
+    @set('subscribed', true)
+    Travis.pusher.subscribe "job-#{@get('id')}"
 
   onStateChange: (->
     if @get('state') == 'finished' && Travis.pusher

assets/scripts/app/models/log.coffee

@@ -0,0 +1,68 @@
+require 'travis/model'
+
+@Travis.Log = Em.Object.extend
+  version: 0 # used to refresh log on requeue
+  isLoaded: false
+  length: 0
+
+  init: ->
+    @set('parts', Ember.ArrayProxy.create(content: []))
+    @fetch()
+
+  fetch: ->
+    console.log 'fetch'
+    handlers =
+      json: (json) => @loadParts(json['log']['parts'])
+      text: (text) => @loadText(text)
+    Travis.Log.Request.create(id: id, handlers: handlers).run() if id = @get('job.id')
+
+  clear: ->
+    @set('parts', Ember.ArrayProxy.create(content: []))
+    @incrementProperty('version')
+
+  append: (part) ->
+    @get('parts').pushObject(part)
+
+  loadParts: (parts) ->
+    @append(part) for part in parts
+    @set('isLoaded', true)
+
+  loadText: (text) ->
+    number = -1
+    @append(number: 0, content: text)
+    @set('isLoaded', true)
+
+Travis.Log.Request = Em.Object.extend
+  HEADERS:
+    accept: 'application/vnd.travis-ci.2+json; chunked=true; version=2, text/plain; version=2'
+
+  run: ->
+    Travis.ajax.ajax "/jobs/#{@id}/log?cors_hax=true", 'GET',
+      dataType: 'text'
+      headers: @HEADERS
+      success: (body, status, xhr) => @handle(body, status, xhr)
+
+  handle: (body, status, xhr) ->
+    if xhr.status == 204
+      $.ajax(url: @redirectTo(xhr), type: 'GET', success: @handlers.text)
+    else if @isJson(xhr, body)
+      @handlers.json(JSON.parse(body))
+    else
+      @handlers.text(body)
+
+  redirectTo: (xhr) ->
+    # Firefox can't see the Location header on the xhr response due to the wrong
+    # status code 204. Should be some redirect code but that doesn't work with CORS.
+    xhr.getResponseHeader('Location') || @s3Url()
+
+  s3Url: ->
+    endpoint = Travis.config.api_endpoint
+    staging = if endpoint.match(/-staging/) then '-staging' else ''
+    host = endpoint.replace(/^https?:\/\//, '').split('.').slice(-2).join('.')
+    "https://s3.amazonaws.com/archive#{staging}.#{host}#{path}/jobs/#{@id}/log.txt"
+
+  isJson: (xhr, body) ->
+    # Firefox can't see the Content-Type header on the xhr response due to the wrong
+    # status code 204. Should be some redirect code but that doesn't work with CORS.
+    type = xhr.getResponseHeader('Content-Type') || ''
+    type.indexOf('json') > -1 || body.slice(0, 8) == '{"log":{'

assets/scripts/app/store.coffee

@@ -52,7 +52,7 @@ Travis.Store = DS.Store.extend
     !!@typeMapFor(type).idToCid[id]
 
   receive: (event, data) ->
-    console.log event, data
+    #console.log event, data
     [name, type] = event.split(':')
 
     mappings = @adapter.get('mappings')
@@ -79,8 +79,9 @@ Travis.Store = DS.Store.extend
 
 
     if event == 'job:log'
-      if job = @find(Travis.Job, data['job']['id'])
+      data = data.job
-        job.appendLog(data['job']['_log'])
+      job  = @find(Travis.Job, data.id)
+      job.appendLog(number: parseInt(data.number), content: data._log)
     else if data[type.singularName()]
       @_loadOne(this, type, data)
     else if data[type.pluralName()]

assets/scripts/app/templates/builds/show.hbs

@@ -46,6 +46,6 @@
     {{view Travis.JobsView jobsBinding="build.requiredJobs" required="true"}}
     {{view Travis.JobsView jobsBinding="build.allowedFailureJobs"}}
   {{else}}
-    {{view Travis.LogView contextBinding="build.jobs.firstObject"}}
+    {{view Travis.LogView jobBinding="build.jobs.firstObject"}}
   {{/if}}
 {{/if}}

assets/scripts/app/templates/jobs/log.hbs

@@ -1,13 +1,7 @@
-{{view.logSubscriber}}
+{{#if view.log.isLoaded}}
+  {{view Travis.PreView logBinding="view.log" logUrlBinding="view.logUrl"}}
 
-{{#if view.job.log.isLoaded}}
+  {{#if view.job.sponsor.name}}
-  {{! this #with + #if is needed because I want to rerender 'pre' when log changes to properly clean it up,
-      this should probably be refactored to use container view}}
-  {{#with view.job.log}}
-    {{view Travis.PreView logBinding="view.context.log" logUrlBinding="view.logUrl"}}
-  {{/with}}
-
-  {{#if sponsor.name}}
     <p class="sponsor">
     {{t builds.messages.sponsored_by}}
       <a {{bindAttr href="sponsor.url"}}>{{sponsor.name}}</a>

assets/scripts/app/templates/jobs/show.hbs

@@ -42,7 +42,7 @@
       <dd class="config">{{formatConfig job.config}}</dd>
     </dl>
 
-    {{view Travis.LogView contextBinding="job"}}}
+    {{view Travis.LogView jobBinding="job"}}
   </div>
 {{else}}
   <div id="job" class="loading">

assets/scripts/app/views.coffee

@@ -21,6 +21,7 @@ require 'views/build'
 require 'views/events'
 require 'views/flash'
 require 'views/job'
+require 'views/log'
 require 'views/repo'
 require 'views/profile'
 require 'views/sidebar'

assets/scripts/app/views/job.coffee

@@ -1,4 +1,4 @@
-@Travis.reopen
+Travis.reopen
   JobsView: Travis.View.extend
     templateName: 'jobs/list'
     buildBinding: 'controller.build'
@@ -37,204 +37,3 @@
     urlCommitter: (->
       Travis.Urls.email(@get('commit.committerEmail'))
     ).property('commit.committerEmail')
-
-  LogView: Travis.View.extend
-    templateName: 'jobs/log'
-    logBinding: 'job.log'
-
-    plainTextLogUrl: (->
-      if id = @get('job.log.id')
-        Travis.Urls.plainTextLog(id)
-    ).property('job.log')
-
-    didInsertElement: ->
-      @_super.apply this, arguments
-      @tryScrollingToHashLineNumber()
-
-    scrollTo: (hash) ->
-      # and this is even more weird, when changing hash in URL in firefox
-      # to other value, for example #L10, it actually scrolls just #main
-      # element... this is probably some CSS issue, I don't have time to
-      # investigate at the moment
-      # TODO: fix this
-      $('#main').scrollTop 0
-
-      # weird, html works in chrome, body in firefox
-      $('html,body').scrollTop $(hash).offset().top
-
-      @set 'controller.lineNumberHash', null
-
-    lineNumberHashDidChange: (->
-      @tryScrollingToHashLineNumber()
-    ).observes('controller.lineNumberHash')
-
-    tryScrollingToHashLineNumber: ->
-      if hash = @get 'controller.lineNumberHash'
-        self = this
-
-        checker = ->
-          return if self.get('isDestroyed')
-
-          if $(hash).length
-            self.scrollTo(hash)
-          else
-            setTimeout checker, 100
-
-        checker()
-
-    click: ->
-      target = $(event.target)
-
-      target.closest('.fold').toggleClass('open')
-
-      if target.is('a') && target.attr('id') && target.attr('id').match(/^L\d+$/)
-        path = target.attr 'href'
-        Travis.get('router').route(path)
-        event.stopPropagation()
-        return false
-
-    toTop: () ->
-      $(window).scrollTop(0)
-
-    jobBinding: 'context'
-
-    logSubscriber: (->
-      # for some reason observing context does not work,
-      # TODO: find out why
-      job = @get('job')
-      job.subscribe() if job && !job.get('isFinished')
-      null
-    ).property('job', 'job.state')
-
-    logUrl: (->
-      repo = @get('job.repo')
-      item = @get('parentView.currentItem')
-
-      if repo && item
-        event = if item.constructor == Travis.Build
-          'showBuild'
-        else
-          'showJob'
-
-        #Travis.get('router').urlForEvent(event, repo, item)
-    ).property('job.repo', 'parentView.currentItem')
-
-  PreView: Em.View.extend
-    templateName: 'jobs/pre'
-    init: ->
-      @_super.apply this, arguments
-      @set 'logManager', Travis.Log.create(target: this)
-
-    toggleTailing: ->
-      Travis.tailing.toggle()
-      event.preventDefault()
-
-    didInsertElement: ->
-      @_super.apply this, arguments
-
-      Ember.run.next this, ->
-        if @get 'log.isInitialized'
-          @logDidChange()
-
-    willDestroy: ->
-      @get('logManager').destroy()
-      @get('log.parts').removeArrayObserver this,
-        didChange: 'logContentsDidChange'
-        willChange: 'logContentsWillChange'
-
-    version: (->
-      @rerender()
-      @set 'logManager', Travis.Log.create(target: this)
-    ).observes('log.version')
-
-    logDidChange: (->
-      if @get('log.isInitialized') && @state == 'inDOM'
-        @attachLogObservers()
-    ).observes('log', 'log.isInitialized')
-
-    attachLogObservers: ->
-      return if @get('logPartsObserversAttached') == Ember.guidFor(@get('log'))
-      @set 'logPartsObserversAttached', Ember.guidFor(@get('log'))
-
-      Ember.run.next this, ->
-        @get('logManager').append @get('log.parts')
-
-        @get('log.parts').addArrayObserver this,
-          didChange: 'logContentsDidChange'
-          willChange: 'logContentsWillChange'
-
-    logContentsDidChange: (lines, index, removedCount, addedCount) ->
-      addedLines = lines.slice(index, index + addedCount)
-      @get('logManager').append addedLines
-
-    logContentsWillChange: (-> )
-
-    appendLog: (payloads) ->
-      url = @get('logUrl')
-
-      leftOut  = []
-      cut      = false
-      fragment = document.createDocumentFragment()
-
-      # TODO: refactor this loop, it's getting messy
-      for payload in payloads
-        line   = payload.content
-        number = payload.number
-
-        if payload.logWasCut
-          cut = true
-        else
-          unless payload.append
-            pathWithNumber = "#{url}#L#{number}"
-            p = document.createElement('p')
-            p.innerHTML = "<a href=\"#{pathWithNumber}\" id=\"L#{number}\">#{number}</a>#{line}"
-            line = p
-
-          if payload.fold && !payload.foldContinuation
-            div = document.createElement('div')
-            div.appendChild line
-            div.className = "fold #{payload.fold} show-first-line"
-            line = div
-
-          if payload.replace
-            if link = fragment.querySelector("#L#{number}")
-              link.parentElement.innerHTML = line.innerHTML
-            else
-              this.$("#L#{number}").parent().replaceWith line
-          else if payload.append
-            if link = fragment.querySelector("#L#{number}")
-              link.parentElement.innerHTML += line
-            else
-              this.$("#L#{number}").parent().append line
-          else if payload.foldContinuation
-            folds = fragment.querySelectorAll(".fold.#{payload.fold}")
-            if fold = folds[folds.length - 1]
-              fold.appendChild line
-            else
-              this.$("#log .fold.#{payload.fold}:last").append line
-          else
-            fragment.appendChild(line)
-
-          if payload.openFold
-            folds = fragment.querySelectorAll(".fold.#{payload.openFold}")
-            if fold = folds[folds.length - 1]
-              fold = $(fold)
-            else
-              fold = this.$(".fold.#{payload.openFold}:last")
-
-            fold.removeClass('show-first-line').addClass('open')
-
-          if payload.foldEnd
-            folds = fragment.querySelectorAll(".fold.#{payload.fold}")
-            if fold = folds[folds.length - 1]
-              fold = $(fold)
-            else
-              fold = this.$(".fold.#{payload.fold}:last")
-
-            fold.removeClass('show-first-line')
-
-      this.$('#log')[0].appendChild fragment
-      if cut
-        url = Travis.Urls.plainTextLog(@get('log.id'))
-        this.$("#log").append $("<p class=\"cut\">Log was too long to display. Download the <a href=\"#{url}\">the raw version</a> to get the full log.</p>")
-

assets/scripts/app/views/log.coffee

@@ -0,0 +1,190 @@
+require 'log'
+
+Travis.reopen
+  LogView: Travis.View.extend
+    templateName: 'jobs/log'
+    logBinding: 'job.log'
+    contextBinding: 'job'
+
+    init: ->
+      @_super.apply this, arguments
+
+    plainTextLogUrl: (->
+      if id = @get('job.log.id')
+        Travis.Urls.plainTextLog(id)
+    ).property('log')
+
+    didInsertElement: ->
+      job = @get('job')
+      job.subscribe() if job && !job.get('isFinished')
+
+      @_super.apply this, arguments
+      #@tryScrollingToHashLineNumber()
+
+    scrollTo: (hash) ->
+      # and this is even more weird, when changing hash in URL in firefox
+      # to other value, for example #L10, it actually scrolls just #main
+      # element... this is probably some CSS issue, I don't have time to
+      # investigate at the moment
+      # TODO: fix this
+      $('#main').scrollTop 0
+
+      # weird, html works in chrome, body in firefox
+      $('html,body').scrollTop $(hash).offset().top
+
+      @set 'controller.lineNumberHash', null
+
+    lineNumberHashDidChange: (->
+      @tryScrollingToHashLineNumber()
+    ).observes('controller.lineNumberHash')
+
+    tryScrollingToHashLineNumber: ->
+      if hash = @get 'controller.lineNumberHash'
+        self = this
+
+        checker = ->
+          return if self.get('isDestroyed')
+
+          if $(hash).length
+            self.scrollTo(hash)
+          else
+            setTimeout checker, 100
+
+        checker()
+
+    click: ->
+      target = $(event.target)
+
+      target.closest('.fold').toggleClass('open')
+
+      if target.is('a') && target.attr('id') && target.attr('id').match(/^L\d+$/)
+        path = target.attr 'href'
+        Travis.get('router').route(path)
+        event.stopPropagation()
+        return false
+
+    toTop: () ->
+      $(window).scrollTop(0)
+
+    logUrl: (->
+      repo = @get('job.repo')
+      item = @get('parentView.currentItem')
+
+      if repo && item
+        event = if item.constructor == Travis.Build
+          'showBuild'
+        else
+          'showJob'
+
+        #Travis.get('router').urlForEvent(event, repo, item)
+    ).property('job.repo', 'parentView.currentItem')
+
+  PreView: Em.View.extend
+    templateName: 'jobs/pre'
+
+    createEngine: ->
+      limit = new Log.Limit
+      scroll = new Log.Scroll
+      engine = Log.create(listeners: [limit, new Log.FragmentRenderer, new Log.Folds, scroll])
+
+      @set('scroll', scroll)
+      @set('limit', limit)
+      @set('engine', engine)
+
+      @observeParts()
+
+    observeParts: ->
+      parts = @get('log.parts')
+      parts.addArrayObserver(@, didChange: 'partsDidChange', willChange: 'partsWillChange')
+      @partsDidChange(parts.slice(0))
+
+    didInsertElement: ->
+      @_super.apply this, arguments
+      @createEngine()
+
+    willDestroyElement: ->
+      parts = @get('log.parts')
+      parts.removeArrayObserver(@, didChange: 'partsDidChange', willChange: 'partsWillChange')
+
+    partsWillChange: ->
+
+    partsDidChange: (parts, start, _, added) ->
+      unless @get('isLimited')
+        start ||= 0
+        added ||= parts.length
+        @get('engine').set(part.number, part.content) for part, i in parts.slice(start, start + added)
+        #@propertyDidChange('isLimited')
+
+    versionDidChange: (->
+      @rerender() if @get('inDOM')
+    ).observes('log.version')
+
+    logDidChange: (->
+      @rerender() if @get('inDOM')
+    ).observes('log')
+
+    isLimited: (->
+      @limit && @limit.isLimited()
+    ).property()
+
+    plainTextLogUrl: (->
+      Travis.Urls.plainTextLog(id) if id = @get('log.job.id')
+    ).property('job.log.id')
+
+    toggleTailing: (event) ->
+      Travis.app.tailing.toggle()
+      event.preventDefault()
+
+    lineNumbers: ->
+      $('#log').on 'mouseenter', 'a', ->
+        $(this).attr('href', '#L' + ($(this.parentNode).prevAll('p').length + 1))
+
+    folds: ->
+      $('#log').on 'click', '.fold', ->
+        $(this).toggleClass('open')
+
+    click: (event) ->
+      target = $(event.target)
+      target.closest('.fold').toggleClass('open')
+      if target.is('a') && matches = target.attr('href')?.match(/#L(\d+)$/)
+        Travis.app.get('router.location').setURL(target.attr('href'))
+        @set('controller.lineNumber', matches[1])
+        event.stopPropagation()
+        return false
+
+    lineNumberObserver: (->
+      @scroll.set(number) if !@get('isDestroyed') && number = @get('controller.lineNumber')
+    ).observes('controller.lineNumber')
+
+Log.Scroll = ->
+Log.Scroll.prototype = $.extend new Log.Listener,
+  set: (number) ->
+    return unless number
+    @number = number
+    @tryScroll()
+
+  insert: (log, after, data) ->
+    @tryScroll() if @number
+
+  tryScroll: ->
+    if element = $("#log p:nth-child(#{@number})")
+      $('#main').scrollTop(0)
+      $('html, body').scrollTop(element.offset()?.top) # weird, html works in chrome, body in firefox
+      @highlight(element)
+      @number = undefined
+
+  highlight: (element) ->
+    $('#log p.highlight').removeClass('highlight')
+    $(element).addClass('highlight')
+
+Log.Limit = ->
+Log.Limit.prototype = $.extend new Log.Listener,
+  MAX_LINES: 5000
+  count: 0
+
+  insert: (log, after, lines) ->
+    @count += lines.length
+    lines.length = @MAX_LINES if lines.length > @MAX_LINES
+
+  isLimited: ->
+    @count > @MAX_LINES

assets/scripts/lib/travis/log.coffee

@@ -1,152 +0,0 @@
-# TODO: revisit those patterns
-FOLDS = [
-  Em.Object.create(name: 'schema',  startPattern: /^\$ (?:bundle exec )?rake( db:create)? db:schema:load/, endPattern: /^(<\/span>)?\$/)
-  Em.Object.create(name: 'migrate', startPattern: /^\$ (?:bundle exec )?rake( db:create)? db:migrate/, endPattern: /^(<\/span>)?\$/)
-  Em.Object.create(name: 'bundle',  startPattern: /^\$ bundle install/, endPattern: /^(<\/span>)?\$/)
-]
-
-@Travis.Log = Em.Object.extend
-  init: ->
-    @set 'folds', []
-    @set 'line', 1
-    @set 'lineNumber', 1
-    @initial = true
-
-    for fold in FOLDS
-      @addFold fold
-
-  append: (lines) ->
-    return unless lines
-    return if @get('lineNumber') > 5000
-
-    log   = @join lines
-    log   = @escape log
-    log   = @deansi log
-    lines = @split log
-
-    target       = @get 'target'
-    index        = 0
-    currentFold  = @currentFold
-
-    result = []
-
-    for line in lines
-      if line == '\r'
-        @set 'replace', true
-      else if line == '\n'
-        @set 'newline', true
-        index += 1
-      else
-        if currentFold && ( @isFoldEnding(currentFold, line) )
-          # end of the fold, send fold to target
-          if result.length > 0
-            result.slice(-1)[0].foldEnd = true
-            target.appendLog result
-
-          @currentFold = currentFold = null
-          @set 'foldContinuation', false
-          result = []
-
-        if !currentFold && ( currentFold = @foldByStart(line) )
-          # beginning new fold, send current lines to target
-          if result.length > 0
-            target.appendLog result
-
-          result = []
-          start = index
-
-        payload = { content: line }
-
-        if currentFold
-          payload.fold = currentFold.get('name')
-
-        if @get 'foldContinuation'
-          payload.foldContinuation = true
-
-        payload.number = @get('lineNumber') + index
-
-        if @get 'replace'
-          @set 'replace', false
-          payload.replace = true
-        else if @get 'newline'
-          @set 'newline', false
-        else if !@initial
-          payload.append = true
-
-        @initial = false
-
-        if payload.foldContinuation && payload.content.match(/Done. Build script exited|Your build has been stopped/)
-          # script ended, but fold is still closed, which most probably means
-          # error, end the fold and open it.
-          # TODO: we need log marks to make it easier
-          payload.foldContinuation = null
-          payload.openFold = payload.fold
-          payload.fold = null
-
-        result.pushObject payload
-
-        if currentFold
-          @set 'foldContinuation', true
-
-        if @get('lineNumber') + index >= 5000
-          result.pushObject logWasCut: true
-          break
-
-    if result.length > 0
-      if currentFold
-        @currentFold = currentFold
-
-      target.appendLog result
-
-    nextLineNumber = @get('lineNumber') + index
-    @set 'lineNumber', nextLineNumber
-
-  join: (lines) ->
-    if typeof lines == 'string'
-      lines
-    else
-      lines.toArray().join ''
-
-  split: (log) ->
-    log = log.replace /\r\n/g, '\n'
-    lines = log.split(/(\n)/)
-
-    if lines.slice(-1)[0] == ''
-      lines.popObject()
-
-    result = []
-    for line in lines
-      result.pushObjects line.split(/(\r)/)
-
-    result
-
-  escape: (log) ->
-    Handlebars.Utils.escapeExpression log
-
-  deansi: (log) ->
-    log = log.replace(/\r\r/g, '\r')
-             .replace(/\033\[K\r/g, '\r')
-             .replace(/\[2K/g, '')
-             .replace(/\033\(B/g, '')
-             .replace(/\033\[\d+G/g, '')
-
-    ansi = ansiparse(log)
-
-    text = ''
-    ansi.forEach (part) ->
-      classes = []
-      part.foreground and classes.push(part.foreground)
-      part.background and classes.push('bg-' + part.background)
-      part.bold and classes.push('bold')
-      part.italic and classes.push('italic')
-      text += (if classes.length then ('<span class=\'' + classes.join(' ') + '\'>' + part.text + '</span>') else part.text)
-    text.replace /\033/g, ''
-
-  addFold: (fold) ->
-    @get('folds').pushObject fold
-
-  foldByStart: (line) ->
-    @get('folds').find (fold) -> line.match(fold.get('startPattern'))
-
-  isFoldEnding: (fold, line) ->
-    line.match(fold.get('endPattern'))