Class: Externals::GitProject

Inherits:
Project
  • Object
show all
Defined in:
lib/externals/scms/git_project.rb

Instance Attribute Summary

Attributes inherited from Project

#parent

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Project

#assert_e_dne_i_ni, attr_attr_accessor, #attributes, #checkout, default_branch, #export, inherited, #initialize, #main_project?, #name, #scm, scm, #scm_opts, #scm_opts=, #update_ignore

Constructor Details

This class inherits a constructor from Externals::Project

Class Method Details

.add_all ⇒ Object

this is a test helper method



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# File 'lib/externals/scms/git_project.rb', line 208

def self.add_all
  puts `git add .`
  raise unless $? == 0
end

.detected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/externals/scms/git_project.rb', line 203

def self.detected?
  File.exist?(".git")
end

.fill_in_opts(opts, main_options, sub_options, options) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 195

def self.fill_in_opts opts, main_options, sub_options, options
  opts.on("--git", "-g",
    Integer,
    *"same as '--scm git'  Uses git to
    checkout/export the main project".lines_by_width(options[:summary_width])
  ) {sub_options[:scm] = main_options[:scm] = 'git'}
end

.scm_path?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/externals/scms/git_project.rb', line 191

def self.scm_path? path
  path =~ /^git:/ || path =~ /.git$/
end

Instance Method Details

#append_ignore(path) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 237

def append_ignore path
  rows = ignore_rows(path)

  return if rows.index path.strip

  rows << path.strip

  open('.gitignore', 'w') do |f|
    f.write "#{rows.compact.join("\n")}\n"
  end
end

#change_to_branch_revision(command = "") ⇒ Object

this method fetches/pulls/changes branches/changes revisions/changes the oil in your geo metro/brings world peace



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# File 'lib/externals/scms/git_project.rb', line 45

def change_to_branch_revision command = ""
  opts = resolve_opts(command)

  pulled = false

  project_path = if path == "."
    name || "."
  else
    path
  end

  Dir.chdir project_path do
    do_fetch command
  end


  if branch
    cb = current_branch

    # This allows the main project to be checked out to a directory
    # that doesn't match it's name.
    Dir.chdir project_path do
      if cb != branch
        # let's see if the branch exists in the remote repository
        # and if not, fetch it.
        if !branch_exists("origin/#{branch}")
          do_fetch command
        end

        # if the local branch doens't exist, add --track -b
        if branch_exists(branch)
          puts `git #{opts} checkout #{branch}`
        else
          puts `git #{opts} checkout --track -b #{branch} origin/#{branch}`
        end
        unless $? == 0
          raise "Could not checkout origin/#{branch}"
        end
      end
    end

    # on the right branch, let's pull
    Dir.chdir project_path do
      `git #{opts} pull`
      raise unless $? == 0
      pulled = true
    end
  end

  if revision
    Dir.chdir project_path do
      puts `git #{opts} checkout #{revision}`
      unless $? == 0
        raise "Could not checkout #{revision}"
      end
    end
  else
    unless pulled
      Dir.chdir project_path do
        `git #{opts} pull`
        raise unless $? == 0
      end
    end
  end
end

#co(*args) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 30

def co *args
  do_up "co"
end

#current_branch ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 274

def current_branch
  Dir.chdir path do
    if `git #{scm_opts} branch -a` =~ /^\s*\*\s*([^\s]*)\s*$/
      $1
    end
  end
end

#current_revision ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 266

def current_revision
  Dir.chdir path do
    if `git #{scm_opts} show HEAD` =~ /^\s*commit\s*([0-9a-fA-F]*)\s*$/i
      $1
    end
  end
end

#default_branch ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 5

def default_branch
  'master'
end

#drop_from_ignore(path) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 249

def drop_from_ignore path
  ir = ignore_rows(path)
  rows = ir.select {|row| row.strip != path.strip}

  if rows.size == ir.size
    raise "row not found matching #{path} in .gitignore"
  end

  if ir.size - rows.size != 1
    raise "More than one row found matching #{path} in .gitignore"
  end

  open('.gitignore', 'w') do |f|
    f.write "#{rows.compact.join("\n")}\n"
  end
end

#ex(*args) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 138

def ex *args
  if revision
    # No clean reliable way to clone something that's not a branch or tag.
    # just call up instead.
    up(*args)
  else
    clone_opts = "--depth 1"
    if branch
      clone_opts << " -b #{branch}"
    end
    do_clone "ex", clone_opts
  end
end

#extract_name(s) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 282

def extract_name s
  if s =~ /([^\/:]+?)(?:\.git|\.bundle)?$/
    $1
  end
end

#ignore_contains?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/externals/scms/git_project.rb', line 213

def ignore_contains? path
  text = ignore_text(path)
  text.split(/\n/).detect {|r| r.strip == path.strip}
end

#ignore_rows(path) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 227

def ignore_rows(path)
  rows = ignore_text(path) || ''

  rows = rows.split(/\n/)

  rows.delete_if {|row| row =~ /^\s*$/}

  rows
end

#ignore_text(path = nil) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 218

def ignore_text(path = nil)
  return '' unless File.exist?('.gitignore')
  retval = ''
  open('.gitignore') do |f|
    retval = f.read
  end
  retval
end

#st(*args) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 184

def st *args
  puts "\nstatus for #{path}:"
  Dir.chdir path do
    puts `git #{scm_opts_st} status`
  end
end

#switch(branch_name, options = {}) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 111

def switch branch_name, options = {}
  cb = current_branch
  if cb == branch_name
    puts "Already on branch #{branch_name}"
  else
    # This allows the main project to be checked out to a directory
    # that doesn't match it's name.
    Dir.chdir path do
      # let's see if the branch exists in the remote repository
      # and if not, fetch it.
      if !branch_exists("origin/#{branch_name}")
        puts `git #{scm_opts} fetch`
      end

      # if the local branch doens't exist, add --track -b
      if branch_exists(branch_name)
        puts `git #{scm_opts} checkout #{branch_name}`
      else
        puts `git #{resolve_opts("co")} checkout --track -b #{branch_name} origin/#{branch_name}`
      end
      unless $? == 0
        raise "Could not checkout origin/#{branch_name}"
      end
    end
  end
end

#up(*args) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 152

def up *args
  do_up "up"
end