Class: Plunger::Command::Upgrade

Inherits:
Object
  • Object
show all
Defined in:
lib/plunger/command/upgrade.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.autorun? ⇒ Boolean

Returns:

  • (Boolean) 


15
16
17
 
# File 'lib/plunger/command/upgrade.rb', line 15

def autorun?
  true
end

.command ⇒ Object 



7
8
9
 
# File 'lib/plunger/command/upgrade.rb', line 7

def command
  'upgrade'
end

.description ⇒ Object 



11
12
13
 
# File 'lib/plunger/command/upgrade.rb', line 11

def description
  'Upgrade plunger gem'
end

Instance Method Details

#run(options) ⇒ Object 



20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
 
# File 'lib/plunger/command/upgrade.rb', line 20

def run(options)
  Command.ui.say("Checking plunger update ...")

  req = Gem::Requirement.new(">#{Plunger::VERSION}")
  dep = Gem::Dependency.new('plunger', req)
  tuples = Gem::SpecFetcher.fetcher.fetch(dep)

  if tuples.empty?
    Command.ui.say("Plunger is up to date")
  else
    spec, source = tuples.first
    Command.ui.say("Upgrading #{Plunger::VERSION} to #{spec.version}")
    installer = Gem::DependencyInstaller.new
    installer.install(spec.name, spec.version.to_s)
    exit
  end

  true
end