Class: VCLog::Adapters::Hg

Inherits:
Abstract show all
Defined in:
lib/vclog/adapters/hg.rb

Overview

Mercurial Adapter

Instance Attribute Summary

Attributes inherited from Abstract

#config, #heuristics, #root

Instance Method Summary collapse

Methods inherited from Abstract

#change_by_date, #change_points, #changes, #initialize, #initialize_framework, #tag?, #tags, #tempfile, #version, #version_tag?

Constructor Details

This class inherits a constructor from VCLog::Adapters::Abstract

Instance Method Details

#email ⇒ Object

TODO:

check .hgrc for email.

User’s email address.



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# File 'lib/vclog/adapters/hg.rb', line 58

def email
  ENV['HGEMAIL'] || ENV['EMAIL']
end

#extract_changes ⇒ Object

Collect changes.



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# File 'lib/vclog/adapters/hg.rb', line 14

def extract_changes
  list = []
  changelog = `hg log -v`.strip
  changes = changelog.split("\n\n\n")
  changes.each do |entry|
    settings = parse_entry(entry)
    list << Change.new(settings)
  end
  list
end

#extract_tags ⇒ Object

TODO:

Extract first commit prior to tag and provide it with Tag object.

Collect tags.



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# File 'lib/vclog/adapters/hg.rb', line 30

def extract_tags
  list = []
  if File.exist?('.hgtags')
    File.readlines('.hgtags').each do |line|
      rev, tag = line.strip.split(' ')
      entry = `hg log -v -r #{rev}`.strip
      settings = parse_entry(entry)
      settings[:name] = tag
      list << Tag.new(settings)
    end
  end
  list
end

#parse_entry(entry) ⇒ Object (private)

Parse log entry.



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# File 'lib/vclog/adapters/hg.rb', line 97

def parse_entry(entry)
  settings = {}

  entry.strip!

  if md = /^changeset:(.*?)$/.match(entry)
    settings[:id] = md[1].strip
  end

  if md = /^date:(.*?)$/.match(entry)
    settings[:date] = Time.parse(md[1].strip)
  end

  if md = /^user:(.*?)$/.match(entry)
    settings[:who] = md[1].strip
  end

  if md = /^files:(.*?)$/.match(entry)
    settings[:files] = md[1].strip.split(' ')
  end

  if md = /^description:(.*?)\Z/m.match(entry)
    settings[:msg] = md[1].strip
  end

  return settings
end

#tag(ref, label, date, msg) ⇒ Object

TODO: Will multi-line messages work okay this way?



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# File 'lib/vclog/adapters/hg.rb', line 82

def tag(ref, label, date, msg)
  file = tempfile("message", msg)
  date = date.strftime('%Y-%m-%d') unless String===date

  cmd  = %[hg tag -r #{ref} -d #{date} -m "$(cat #{file})" #{label}]

  puts cmd if $DEBUG
  `#{cmd}` unless $DRYRUN
end

#uri ⇒ Object Also known as: repository

URI of repository.



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# File 'lib/vclog/adapters/hg.rb', line 65

def uri
  @uri ||= `hg showconfig paths.default`.strip
end

#user ⇒ Object

TODO:

check .hgrc for user.

Username.



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# File 'lib/vclog/adapters/hg.rb', line 49

def user
  ENV['HGUSER'] || ENV['USER']
end

#uuid ⇒ Object 



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# File 'lib/vclog/adapters/hg.rb', line 75

def uuid
  nil
end