Class: BuildTool::VCS::Bazar

Inherits:
Base
  • Object
show all
Defined in:
lib/build-tool/vcs/bazar.rb

Overview

Implementation for the bzr version control system.

Instance Attribute Summary

Attributes inherited from Base

#config

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#apply_patches_after_rebase?, #check_for_sshkey, #configure, #gc, #local_changes, #local_path, #local_path_exist?, #patches_supported?, #prepare_for_fetch, #prepare_for_rebase, #recipe, #remote_changes

Constructor Details

#initialize(config) ⇒ Bazar

Returns a new instance of Bazar.



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# File 'lib/build-tool/vcs/bazar.rb', line 42

def initialize( config )
    super( config )
    @vcs = nil
end

Class Method Details

.bzr_available? ⇒ Boolean

Is the git executable available?

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/bazar.rb', line 166

def bzr_available?()
    return @bzr_available unless @bzr_available.nil?
    %x( bzr --version 2>&1 )
    @bzr_available = $?.success?
    return @bzr_available
end

Instance Method Details

#bzr(command, wd = local_path, &block) ⇒ Object

Execute command in directory wd and yield every line of output.



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# File 'lib/build-tool/vcs/bazar.rb', line 133

def bzr( command, wd = local_path, &block )
    self.class.execute "bzr #{command}", wd, &block
end

#checkedout? ⇒ Boolean

METHODS

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/bazar.rb', line 62

def checkedout?
    return false if !local_path_exist?
    if !Pathname.new( local_path ).join( ".bzr" ).exist?
        raise Base::VcsError, "Checkout path #{local_path} is not a bazar repo!"
    end
    return true
end

#clone ⇒ Object

Initialize the local repository



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# File 'lib/build-tool/vcs/bazar.rb', line 71

def clone
    # Check if path exists
    if local_path_exist?
        raise BazarError, "Failed to create repository at '#{local_path}': Path exists"
    end
    FileUtils.mkdir_p Pathname.new( local_path ).dirname if ! $noop

    # Initialize the repository
    if bzr( "branch #{config.url} #{local_path}", Pathname.new( local_path ).dirname) != 0
        raise BazarError, "Error while initializing the repo `bzr branch #{config.url} #{local_path}'`: #{$?}"
    end
end

#dirty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/bazar.rb', line 142

def dirty?
    # Check if the index is dirty.
    if bzr( "diff" ) != 0
        return true
    end
    return false
end

#do_local_changes {|nil| ... } ⇒ Object

Yields:

  • (nil) 


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# File 'lib/build-tool/vcs/bazar.rb', line 154

def do_local_changes
    yield nil
end

#do_remote_changes {|nil| ... } ⇒ Object

Yields:

  • (nil) 


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# File 'lib/build-tool/vcs/bazar.rb', line 150

def do_remote_changes
    yield nil
end

#fetch(verbose = false) ⇒ Object

Fetch from repository

Initializes the local clone if it does not exist.



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# File 'lib/build-tool/vcs/bazar.rb', line 109

def fetch( verbose = false )

    if !checkedout? and !$noop
        clone
    end

    if verbose
        cmd = "update -v"
    else
        cmd = "update"
    end

    rc = bzr( cmd ) do |line|
        if verbose
            logger.info( line )
        end
    end

    if rc != 0
        raise BazarError, "Error while update: #{rc}"
    end
end

#fetching_supported? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/bazar.rb', line 54

def fetching_supported?
    false
end

#name ⇒ Object

ATTRIBUTES



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# File 'lib/build-tool/vcs/bazar.rb', line 50

def name
    "bazar"
end

#ready_for_fetch ⇒ Object 



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# File 'lib/build-tool/vcs/bazar.rb', line 84

def ready_for_fetch
    if not self.class.bzr_available?
        logger.error( "#{config.module.name}: Calling `bzr` failed!" )
        return false
    end
    return true
end

#ready_for_rebase ⇒ Object 



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# File 'lib/build-tool/vcs/bazar.rb', line 92

def ready_for_rebase
    if checkedout?
        # Check if the index is dirty.
        if dirty?
            logger.info( "#{config.module.name}: Local changes will prevent the update." )
            bzr( "status --short --versioned" ) do |line|
                logger.info line.chomp
            end
            return false
        end
    end
    return true
end

#rebase(verbose = false) ⇒ Object 



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# File 'lib/build-tool/vcs/bazar.rb', line 137

def rebase( verbose = false )
    # Rebasing is not supported
    0
end