activate environment support

as a command and in the tree-view context menu

Author: pfitzseb

lib/package/commands.coffee

@@ -124,6 +124,12 @@ module.exports =
       'julia-client:work-in-current-folder': (ev) ->
         requireClient 'change working folder', ->
           juno.runtime.evaluation.cdHere(ev.target)
+      'julia-client:activate-current-folder': (ev) ->
+        requireClient 'activate an environment', ->
+          juno.runtime.evaluation.activateProject(ev.target)
+      'julia-client:activate-default-environment': (ev) ->
+        requireClient 'activate an environment', ->
+          juno.runtime.evaluation.activateDefaultProject()
       'julia-client:work-in-project-folder': ->
         requireClient 'change working folder', ->
           juno.runtime.evaluation.cdProject()

lib/runtime/evaluation.coffee

@@ -8,8 +8,8 @@ path = require 'path'
 {processLinks} = require '../ui/docs'
 workspace = require './workspace'
 modules = require './modules'
-{eval: evaluate, evalall, evalshow, cd, clearLazy} =
-  client.import rpc: ['eval', 'evalall', 'evalshow'], msg: ['cd', 'clearLazy']
+{eval: evaluate, evalall, evalshow, cd, clearLazy, activateProject, activateDefaultProject} =
+  client.import rpc: ['eval', 'evalall', 'evalshow'], msg: ['cd', 'clearLazy', 'activateProject', 'activateDefaultProject']
 searchDoc = client.import('docs')
 
 module.exports =
@@ -109,19 +109,32 @@ module.exports =
     cd(dir)
 
   cdHere: (el) ->
+    dir = @currentDir(el)
+    if dir
+      @_cd(dir)
+
+  activateProject: (el) ->
+    dir = @currentDir(el)
+    if dir
+      activateProject(dir)
+
+  activateDefaultProject: ->
+    activateDefaultProject()
+
+  currentDir: (el) ->
     # invoked from tree-view context menu
     dirEl = el.closest('.directory')
     if dirEl
       pathEl = dirEl.querySelector('[data-path]')
       if pathEl
         path = pathEl.dataset.path
-        return @_cd(path)
+        return path
     # invoked from normal command usage
     file = client.editorPath(atom.workspace.getCenter().getActiveTextEditor())
     if !file
       atom.notifications.addError 'This file has no path.'
     else
-      @_cd path.dirname(file)
+      return path.dirname(file)
 
   cdProject: ->
     dirs = atom.project.getPaths()

menus/julia-client.cson

@@ -21,4 +21,5 @@
   ]
   '.tree-view li.directory': [
     { label: 'Juno: Work in Folder', command: 'julia-client:work-in-current-folder' }
+    { label: 'Juno: Activate Project', command: 'julia-client:activate-current-folder' }
   ]