Class: Subversion

Inherits:
Object
  • Object
show all
Defined in:
lib/chef-deploy/subversion.rb

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Subversion

Returns a new instance of Subversion.



5
6
7
 
# File 'lib/chef-deploy/subversion.rb', line 5

def initialize(opts={})
  @config = opts
end

Instance Method Details

#checkout(revision, destination) ⇒ Object

Returns the command that will check out the given revision to the given destination.



25
26
27
 
# File 'lib/chef-deploy/subversion.rb', line 25

def checkout(revision, destination)
  scm :checkout, config[:arguments], verbose, authentication, "-r#{revision}", repository, destination
end

#config ⇒ Object 



9
10
11
 
# File 'lib/chef-deploy/subversion.rb', line 9

def config
  @config
end

#diff(from, to = nil) ⇒ Object

Returns the command that will do an “svn diff” for the two revisions.



42
43
44
 
# File 'lib/chef-deploy/subversion.rb', line 42

def diff(from, to=nil)
  scm :diff, repository, authentication, "-r#{from}:#{to || head}"
end

#export(revision, destination) ⇒ Object

Returns the command that will do an “svn export” of the given revision to the given destination.



37
38
39
 
# File 'lib/chef-deploy/subversion.rb', line 37

def export(revision, destination)
  scm :export, config[:arguments], verbose, authentication, "-r#{revision}", repository, destination
end

#head ⇒ Object

Subversion understands ‘HEAD’ to refer to the latest revision in the repository.



15
16
17
 
# File 'lib/chef-deploy/subversion.rb', line 15

def head
  "HEAD"
end

#log(from, to = nil) ⇒ Object

Returns an “svn log” command for the two revisions.



47
48
49
 
# File 'lib/chef-deploy/subversion.rb', line 47

def log(from, to=nil)
  scm :log, repository, authentication, "-r#{from}:#{to || head}"
end

#next_revision(revision) ⇒ Object

Increments the given revision number and returns it.



65
66
67
 
# File 'lib/chef-deploy/subversion.rb', line 65

def next_revision(revision)
  revision.to_i + 1
end

#query_revision(revision) ⇒ Object

Attempts to translate the given revision identifier to a “real” revision. If the identifier is an integer, it will simply be returned. Otherwise, this will yield a string of the commands it needs to be executed (svn info), and will extract the revision from the response.



55
56
57
58
59
60
61
62
 
# File 'lib/chef-deploy/subversion.rb', line 55

def query_revision(revision)
  return revision if revision =~ /^\d+$/
  command = scm(:info, repository, authentication, "-r#{revision}")
  result = yield(command)
  yaml = YAML.load(result)
  raise "tried to run `#{command}' and got unexpected result #{result.inspect}" unless Hash === yaml
  yaml['Last Changed Rev'] || yaml['Revision']
end

#repository ⇒ Object 



19
20
21
 
# File 'lib/chef-deploy/subversion.rb', line 19

def repository
  config[:repository]
end

#sync(revision, destination) ⇒ Object

Returns the command that will do an “svn update” to the given revision, for the working copy at the given destination.



31
32
33
 
# File 'lib/chef-deploy/subversion.rb', line 31

def sync(revision, destination)
  scm :update, config[:arguments], verbose, authentication, "-r#{revision}", destination
end