Class: GitSetup

Inherits:
Object
  • Object
show all
Defined in:
lib/git_undo/git_setup.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ GitSetup

Returns a new instance of GitSetup.



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# File 'lib/git_undo/git_setup.rb', line 5

def initialize
  @file = nil
end

Instance Attribute Details

#file ⇒ Object (readonly)

Returns the value of attribute file.



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# File 'lib/git_undo/git_setup.rb', line 3

def file
  @file
end

Instance Method Details

#alias_exists? ⇒ Boolean

Returns:



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# File 'lib/git_undo/git_setup.rb', line 34

def alias_exists?
  alias_exists = false

  file.readlines.each do |line|
    if /\A[\s]*alias/.match line
      if /\A[\s]*alias git-undo="HISTFILE=\$HISTFILE git-undo"\n\z/.match line
        alias_exists = true
      end
    end
  end

  return alias_exists
end

#run ⇒ Object 



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# File 'lib/git_undo/git_setup.rb', line 9

def run
  puts "It looks like you haven't run the initial setup. Would you like to do so now? (y/N)"
  if gets.chomp.downcase == 'y'
    puts "This will involve appending an alias to your .bash_profile. Okay to proceed? (y/N)"
    if gets.chomp.downcase == 'y'
      puts "Thanks!"
      update_bash_profile
    else
      puts "Goodbye!"
    end
  else
    puts "Goodbye!"
  end
end

#update_bash_profile ⇒ Object 



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# File 'lib/git_undo/git_setup.rb', line 24

def update_bash_profile
  @file = File.open(File.expand_path('~' + '/.bash_profile'),'r+')

  unless alias_exists?
    write_to_bash_profile
    puts "Please run `source ~/.bash_profile && cd .` to reload configuration"
  end
  file.close
end

#write_to_bash_profile ⇒ Object 



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# File 'lib/git_undo/git_setup.rb', line 48

def write_to_bash_profile
  file.write("# Git Undo\n")
  file.write("alias git-undo=\"HISTFILE=$HISTFILE git-undo\"\n")
  file.write("# Flush history immediately")
  file.write("export PROMPT_COMMAND='history -a")
end