Class: Versionate::Versioner

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

Constant Summary collapse

GEM_REGEXP = 
/^\s*gem ['"](?<name>.+?)['"](?<extra>,.+$?)?/
VERSION_REGEXP = 
/^(?<major>\d+)\.(?<minor>\d+)\.(?<patch>\d+)/

Instance Method Summary collapse

Instance Method Details

#gem_and_only_gem_from_line(line) ⇒ Object 



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# File 'lib/versionate/versioner.rb', line 55

def gem_and_only_gem_from_line(line)
  match = line.match GEM_REGEXP
  return nil unless match
  return nil if match[:extra]

  match[:name]
end

#latest_version_for(gem_name, stable:) ⇒ Object 



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# File 'lib/versionate/versioner.rb', line 14

def latest_version_for(gem_name, stable:)
  if stable
    provider.info(gem_name.to_sym)["version"]
  else
    provider.versions(gem_name.to_sym).max_by { |v| v["number"] }["number"]
  end
end

#process(filename, options = {}) ⇒ Object 



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# File 'lib/versionate/versioner.rb', line 22

def process(filename, options = {})
  patch     = options.fetch("patch", true)
  specifier = options["specifier"]
  stable    = !options["pre"]

  orig_file = File.open(filename)
  tmp = StringIO.new
    
  orig_file.each do |line|
    gem_name = gem_and_only_gem_from_line line

    if gem_name
      version = latest_version_for gem_name, stable: stable

      version = remove_patch_version version unless patch
      version = with_specifier(specifier, version) if specifier

      tmp.puts "#{line.chomp}, '#{version}'"
    else
      tmp.puts line
    end
  end

  orig_file.close

  tmp.rewind
  result = tmp.read

  tmp.close

  result
end

#versionate(filename, options = {}) ⇒ Object 



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# File 'lib/versionate/versioner.rb', line 6

def versionate(filename, options = {})
  result = process filename, options

  File.open filename, "w" do |file|
    file.write result
  end
end