github.com/axw/juju@v0.0.0-20161005053422-4bd6544d08d4/cmd/juju/commands/commands.go (about)

     1  // Copyright 2015 Canonical Ltd.
     2  // Licensed under the AGPLv3, see LICENCE file for details.
     3  
     4  package commands
     5  
     6  import (
     7  	"github.com/juju/cmd"
     8  
     9  	"github.com/juju/juju/cmd/modelcmd"
    10  )
    11  
    12  // TODO(ericsnow) Replace all this with a better registry mechanism,
    13  // likely over in the cmd repo.
    14  
    15  var (
    16  	registeredCommands    []func() cmd.Command
    17  	registeredEnvCommands []func() modelcmd.ModelCommand
    18  )
    19  
    20  // RegisterCommand adds the provided func to the set of those that will
    21  // be called when the juju command runs. Each returned command will be
    22  // registered with the "juju" supercommand.
    23  func RegisterCommand(newCommand func() cmd.Command) {
    24  	registeredCommands = append(registeredCommands, newCommand)
    25  }
    26  
    27  // RegisterEnvCommand adds the provided func to the set of those that will
    28  // be called when the juju command runs. Each returned command will be
    29  // wrapped in envCmdWrapper, which is what gets registered with the
    30  // "juju" supercommand.
    31  func RegisterEnvCommand(newCommand func() modelcmd.ModelCommand) {
    32  	registeredEnvCommands = append(registeredEnvCommands, newCommand)
    33  }