Module: Sed::Commander

Extended by:
Commander
Included in:
Commander
Defined in:
lib/sed/commander.rb

Instance Method Summary collapse

Instance Method Details

#argv(input_file_path, expression, replacement, opts = {}) ⇒ Object 



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# File 'lib/sed/commander.rb', line 11

def argv(input_file_path, expression, replacement, opts = {})
  result = []
  
  if opts[:output].nil?
    result << Sed::Commander.inplace_option
  end

  if opts[:extended_regex]
    result << Sed::Commander.extended_regex_option
  end
  
  result << "'s/#{expression}/#{replacement}/g'"
  result << "'#{input_file_path}'"
  
  if opts[:output]
    result << "> '#{opts[:output]}'"
  end
  
  result.join(' ')
end

#extended_regex_option ⇒ Object 



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# File 'lib/sed/commander.rb', line 37

def extended_regex_option
  return "-E"  if Sed::Util.osx?
  return "-r"  if Sed::Util.gnu?
end

#inplace_option ⇒ Object 



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# File 'lib/sed/commander.rb', line 32

def inplace_option
  return "-i ''"  if Sed::Util.osx?
  return "-i"     if Sed::Util.gnu?
end

#replace(input_file_path, expression, replacement, opts = {}) ⇒ Object 



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# File 'lib/sed/commander.rb', line 6

def replace(input_file_path, expression, replacement, opts = {})
  command = "sed #{argv(input_file_path, expression, replacement, opts)}"
  result  = Kernel.system command
end