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, #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 TODO: can we move it to the test suite, then?



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

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

.detected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/externals/scms/git_project.rb', line 207

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 199

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 195

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 245

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 47

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
          # :nocov:
          raise "Could not checkout origin/#{branch}"
          # :nocov:
        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
        # :nocov:
        raise "Could not checkout #{revision}"
        # :nocov:
      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 286

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 278

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

#drop_from_ignore(path) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 257

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

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

  if ir.size - rows.size != 1
    # :nocov:
    raise "More than one row found matching #{path} in .gitignore"
    # :nocov:
  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 140

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(string) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 294

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

#ignore_contains?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/externals/scms/git_project.rb', line 220

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 235

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 225

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 188

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 117

def switch branch_name, _options = {}
  # 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 branch_exists(branch_name)
      puts `git #{scm_opts} checkout #{branch_name}`
    else
      puts `git #{resolve_opts("co")} checkout --track -b #{branch_name}`
    end
    unless $? == 0
      # :nocov:
      raise "Could not checkout origin/#{branch_name}"
      # :nocov:
    end
  end
end

#up(*_args) ⇒ Object 



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# File 'lib/externals/scms/git_project.rb', line 154

def up *_args
  do_up "up"
end