Class: Vlad::Git

Inherits:
Object
  • Object
show all
Defined in:
lib/vlad/git.rb

Instance Method Summary collapse

Instance Method Details

#checkout(revision, destination) ⇒ Object

Returns the command that will check out revision from the repository into directory destination. revision can be any SHA1 or equivalent (e.g. branch, tag, etc…)



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# File 'lib/vlad/git.rb', line 11

def checkout(revision, destination)
  destination = File.join(destination, 'repo')
  revision = 'HEAD' if revision =~ /head/i

  [ "rm -rf #{destination}",
    "#{git_cmd} clone #{repository} #{destination}",
    "cd #{destination}",
    "#{git_cmd} submodule update --init",
    "#{git_cmd} checkout -f -b deployed-#{revision} #{revision}",
    "cd -"
  ].join(" && ")
end

#export(revision, destination) ⇒ Object

Returns the command that will export revision from the current directory into the directory destination. Expects to be run from scm_path after Vlad::Git#checkout



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# File 'lib/vlad/git.rb', line 29

def export(revision, destination)
  revision = 'HEAD' if revision =~ /head/i
  revision = "deployed-#{revision}"

  [ "mkdir -p #{destination}",
    "cd repo",
    "#{git_cmd} archive --format=tar #{revision} | (cd #{destination} && tar xf -)",
    "#{git_cmd} submodule foreach '#{git_cmd} archive --format=tar $sha1 | (cd #{destination}/$path && tar xf -)'",
    "cd -",
    "cd .."
  ].join(" && ")
end

#revision(revision) ⇒ Object

Returns a command that maps human-friendly revision identifier revision into a git SHA1.



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# File 'lib/vlad/git.rb', line 46

def revision(revision)
  revision = 'HEAD' if revision =~ /head/i

  "`#{git_cmd} rev-parse #{revision}`"
end