Class: Braid::Operations::Proxy

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/braid/operations.rb

Overview

The command proxy is meant to encapsulate commands such as git, git-svn and svn, that work with subcommands.

Direct Known Subclasses

Git, GitSvn, Svn

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object (private) 



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# File 'lib/braid/operations.rb', line 90

def method_missing(name, *args)
  invoke(name, *args)
end

Class Method Details

.command ⇒ Object

hax!



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# File 'lib/braid/operations.rb', line 47

def self.command; name.split('::').last.downcase; end

Instance Method Details

#require_version(required) ⇒ Object 



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# File 'lib/braid/operations.rb', line 54

def require_version(required)
  required = required.split(".")
  actual = version.split(".")

  actual.each_with_index do |actual_piece, idx|
    required_piece = required[idx]

    return true unless required_piece

    case (actual_piece <=> required_piece)
      when -1
        return false
      when 1
        return true
      when 0
        next
    end
  end

  return actual.length >= required.length
end

#require_version!(required) ⇒ Object 



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# File 'lib/braid/operations.rb', line 76

def require_version!(required)
  require_version(required) || raise(VersionTooLow.new(self.class.command, version, required))
end

#version ⇒ Object 



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# File 'lib/braid/operations.rb', line 49

def version
  status, out, err = exec!("#{self.class.command} --version")
  out.sub(/^.* version/, "").strip
end