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module Git
class GitExecuteError < StandardError
end
class Lib
@git_dir = nil
@git_index_file = nil
@git_work_dir = nil
def initialize(base)
if base.is_a?(Git::Base)
@git_dir = base.repo.path
@git_index_file = base.index.path
@git_work_dir = base.dir.path
elsif base.is_a?(Hash)
@git_dir = base[:repository]
@git_index_file = base[:index]
@git_work_dir = base[:working_directory]
end
end
def init
command('init')
end
def log_commits(opts = {})
arr_opts = ['--pretty=oneline']
arr_opts << "-#{opts[:count]}" if opts[:count]
arr_opts << "--since=\"#{opts[:since]}\"" if opts[:since].is_a? String
arr_opts << "#{opts[:between][0]}..#{opts[:between][1].to_s}" if (opts[:between] && opts[:between].size == 2)
arr_opts << opts[:object] if opts[:object].is_a? String
arr_opts << '-- ' + opts[:path_limiter] if opts[:path_limiter].is_a? String
command_lines('log', arr_opts).map { |l| l.split.first }
end
def revparse(string)
command('rev-parse', string)
end
def object_type(sha)
command('cat-file', ['-t', sha])
end
def object_size(sha)
command('cat-file', ['-s', sha]).to_i
end
def object_contents(sha)
command('cat-file', ['-p', sha])
end
def branches_all
arr = []
command_lines('branch', '-a').each do |b|
current = false
current = true if b[0, 2] == '* '
arr << [b.gsub('* ', '').strip, current]
end
arr
end
def config_get(name)
command('config', ['--get', name])
end
def config_list
hsh = {}
command_lines('config', ['--list']).each do |line|
(key, value) = line.split('=')
hsh[key] = value
end
hsh
end
def config_remote(name)
hsh = {}
command_lines('config', ['--get-regexp', "remote.#{name}"]).each do |line|
(key, value) = line.split
hsh[key.gsub("remote.#{name}.", '')] = value
end
hsh
end
# returns hash
# [tree-ish] = [[line_no, match], [line_no, match2]]
# [tree-ish] = [[line_no, match], [line_no, match2]]
def grep(string, opts = {})
opts[:object] = 'HEAD' if !opts[:object]
grep_opts = ['-n']
grep_opts << '-i' if opts[:ignore_case]
grep_opts << '-v' if opts[:invert_match]
grep_opts << "-e '#{string}'"
grep_opts << opts[:object] if opts[:object].is_a?(String)
grep_opts << ('-- ' + opts[:path_limiter]) if opts[:path_limiter].is_a? String
hsh = {}
command_lines('grep', grep_opts).each do |line|
if m = /(.*)\:(\d+)\:(.*)/.match(line)
hsh[m[1]] ||= []
hsh[m[1]] << [m[2].to_i, m[3]]
end
end
hsh
end
def diff_full(obj1 = 'HEAD', obj2 = nil, opts = {})
diff_opts = ['-p']
diff_opts << obj1
diff_opts << obj2 if obj2.is_a?(String)
diff_opts << ('-- ' + opts[:path_limiter]) if opts[:path_limiter].is_a? String
command('diff', diff_opts)
end
def diff_stats(obj1 = 'HEAD', obj2 = nil, opts = {})
diff_opts = ['--numstat']
diff_opts << obj1
diff_opts << obj2 if obj2.is_a?(String)
diff_opts << ('-- ' + opts[:path_limiter]) if opts[:path_limiter].is_a? String
hsh = {:total => {:insertions => 0, :deletions => 0, :lines => 0, :files => 0}, :files => {}}
command_lines('diff', diff_opts).each do |file|
(insertions, deletions, filename) = file.split("\t")
hsh[:total][:insertions] += insertions.to_i
hsh[:total][:deletions] += deletions.to_i
hsh[:total][:lines] = (hsh[:total][:deletions] + hsh[:total][:insertions])
hsh[:total][:files] += 1
hsh[:files][filename] = {:insertions => insertions.to_i, :deletions => deletions.to_i}
end
hsh
end
private
def command_lines(cmd, opts)
command(cmd, opts).split("\n")
end
def command(cmd, opts = {})
ENV['GIT_DIR'] = @git_dir
ENV['GIT_INDEX_FILE'] = @git_index_file if @git_index_file
ENV['GIT_WORK_DIR'] = @git_work_dir if @git_work_dir
Dir.chdir(@git_work_dir || @git_dir) do
opts = opts.to_a.join(' ')
#puts "git #{cmd} #{opts}"
out = `git #{cmd} #{opts} 2>&1`.chomp
#puts out
if $?.exitstatus > 1
raise Git::GitExecuteError.new(out)
end
out
end
end
end
end
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