Module: Mkalias

Defined in:
lib/mkalias.rb,
lib/mkalias/version.rb

Constant Summary collapse

BASHRC_PATH = 
"#{File.expand_path('~')}/.bashrc"
VERSION = 
"1.0.1"

Class Method Summary collapse

Class Method Details

.list_alias(file_path = BASHRC_PATH) ⇒ Object 



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# File 'lib/mkalias.rb', line 28

def self.list_alias(file_path=BASHRC_PATH)
  alias_names = Set.new

  alias_regex = /\bmkalias_(.*)[(]/

  alias_functions = File.foreach(file_path).grep(alias_regex)
  alias_functions.each do |function|
    result = function.match(alias_regex)
    alias_names << result.captures.first if result
  end

  alias_names.to_a
end

.new_alias(alias_name, commands, file_path = BASHRC_PATH) ⇒ Object 



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# File 'lib/mkalias.rb', line 8

def self.new_alias(alias_name, commands, file_path=BASHRC_PATH)
  alias_names = Mkalias.list_alias(file_path)
  return false if alias_names.include?(alias_name)

  commands = commands.join('; ') if commands.kind_of?(Array)
  commands = commands.gsub('#', '$')

  function_name = "mkalias_#{alias_name}"
  bash_function = "function #{function_name}(){ #{commands}; }"
  bash_alias = "alias #{alias_name}='#{function_name}'"

  open(file_path, 'a') do |file|
    file.puts("\n")
    file.puts(bash_alias)
    file.puts(bash_function)
  end

  true
end

.remove_alias(alias_names, file_path = BASHRC_PATH) ⇒ Object 



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# File 'lib/mkalias.rb', line 55

def self.remove_alias(alias_names, file_path=BASHRC_PATH)
  alias_names = [alias_names] unless alias_names.kind_of?(Array)

  removed_alias = []
  alias_names.each do |alias_name|
    removed = Mkalias.remove_one_alias(alias_name, file_path)
    removed_alias << alias_name if removed
  end

  return removed_alias
end

.show_alias(alias_names, file_path = BASHRC_PATH) ⇒ Object 



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# File 'lib/mkalias.rb', line 42

def self.show_alias(alias_names, file_path=BASHRC_PATH)
  alias_names = [alias_names] unless alias_names.kind_of?(Array)

  alias_functions = {}
  alias_names.each do |alias_name|
    alias_functions[alias_name] = Mkalias.get_alias_function(alias_name,
                                                             file_path)
  end

  alias_functions.select!{ |key, value| !value.nil? }
  return alias_functions
end