lib/hyde/cli/helpers.rb in hydeweb-0.1.1 vs lib/hyde/cli/helpers.rb in hydeweb-0.1.2

@@ -1,8 +1,31 @@
 class Hyde
 class CLI
 module Helpers
+  def show_help_for(task)
+    name = params.first
+    task = task(name)
+    pass "No such command. Try: #{executable} help"  unless task
+
+    help = task.help
+    if help
+      help.each { |line| err line }
+      err
+    else
+      err "Usage: #{executable} #{task.usage || name}"
+      err "#{task.description}."  if task.description
+    end
+  end
+
+  def tasks_for(category)
+    tasks.select { |name, t| t.category == category }
+  end
+
+  def other_tasks
+    tasks.select { |name, t| t.category.nil? }
+  end
+
   def say_info(str)
     say_status '*', str, 30
   end
 
   def say_status(what, cmd, color=32)
@@ -10,15 +33,23 @@
     c0 = "\033[0;m"
     puts "#{c1}%10s#{c0}  %s" % [ what, cmd ]
   end
 
   def no_project
-    "No project file here."
+    "Error: This is not a Hyde project.\n" +
+    "You may convert it into one by creating a config file:\n" +
+    "  $ #{executable} create .\n\n" +
+    "You may also create an empty project in a new directory:\n" +
+    "  $ #{executable} create NAME\n"
   end
 
+  def project?
+    !! @hydefile
+  end
+
   def project
     @project ||= begin
-      pass no_project unless @hydefile
+      pass no_project unless project?
       Dir.chdir File.dirname(@hydefile)
 
       begin
         project = Hyde::Project.new
         pass no_project  unless project.config_file?