Class: Gem::Specification

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

Constant Summary collapse

SET_VERSION_VERSION =
[0, 1, 2]

Instance Method Summary collapse

Instance Method Details

#set_version(*vers, git: false, message: 'Build #%<version>s', tag: false) ⇒ Object



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# File 'lib/set_version.rb', line 10

def set_version *vers, git: false, message: 'Build #%<version>s', tag: false

  if Integer === vers[-1]
    beta = ''
  else
    beta = vers.pop.to_s
  end
  major = vers[0] || 0
  minor = vers[1] || 0
  patch = vers[2] || 0
  key = "#{major}.#{minor}.#{patch}.#{beta}"

  s_fn = caller_locations[0].absolute_path
  s_nm = File.basename caller_locations[0].path, '.gemspec'
  v_fn = File.expand_path "../#{s_nm}.gemvers", s_fn
  if File.exist? v_fn
    data = eval(File.read v_fn)
  else
    data = {}
  end
  stored = data[key]
  if !stored
    stored = {}
  end
  build = stored[:build] || -1

  digest = Digest::SHA1.new
  digest << (File.read s_fn)
  files.each do |f|
    digest << (File.read f) if File.file? f
  end

  if digest.hexdigest != stored[:hash]
    build += 1
    stored[:hash] = digest.hexdigest
    stored[:build] = build
    data[key] = stored
    File.open(v_fn, 'w') { |f| f.puts data.inspect }
  end

  if beta == '' && build == 0
    if patch == 0
      result = "#{major}.#{minor}"
    else
      result = "#{major}.#{minor}.#{patch}"
    end
  else
    result = "#{major}.#{minor}.#{patch}.#{beta}#{build}"
  end
  self.version = result

  if git
    msg = message % { version: result, major: major, minor: minor,
                      patch: patch, beta: beta, build: build }
    if system "git ls-files #{s_fn} --error-unmatch > /dev/null 2>&1"
      system "git add #{v_fn} > /dev/null 2>&1"
      system "git commit -a -m '#{msg}' > /dev/null 2>&1"
      if tag
        system "git tag #{result}"
      end
    end
  end

  return result

end