Class: Linecook::Test::CommandParser

Inherits:
Object
  • Object
show all
Defined in:
lib/linecook/test/command_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ CommandParser

Returns a new instance of CommandParser.



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# File 'lib/linecook/test/command_parser.rb', line 9

def initialize(options={})
  options = {
    :ps1 => '% ',
    :ps2 => '> ',
    :prefix => '0<&- 2>&1 ',
    :suffix => ''
  }.merge(options)
  
  @ps1 = options[:ps1]
  @ps2 = options[:ps2]
  @prefix = options[:prefix]
  @suffix = options[:suffix]
end

Instance Attribute Details

#prefix ⇒ Object (readonly)

Returns the value of attribute prefix.



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# File 'lib/linecook/test/command_parser.rb', line 6

def prefix
  @prefix
end

#ps1 ⇒ Object (readonly)

Returns the value of attribute ps1.



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# File 'lib/linecook/test/command_parser.rb', line 4

def ps1
  @ps1
end

#ps2 ⇒ Object (readonly)

Returns the value of attribute ps2.



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# File 'lib/linecook/test/command_parser.rb', line 5

def ps2
  @ps2
end

#suffix ⇒ Object (readonly)

Returns the value of attribute suffix.



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# File 'lib/linecook/test/command_parser.rb', line 7

def suffix
  @suffix
end

Instance Method Details

#parse(script) ⇒ Object 



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# File 'lib/linecook/test/command_parser.rb', line 31

def parse(script)
  commands = []
  
  command, output, exit_status = nil, "", 0
  script.each_line do |line|
    case
    when line.index(ps1) == 0
      if command
        commands << ["#{prefix}#{command}#{suffix}", output, exit_status]
      end
      
      command, output, exit_status = parse_cmd lchomp(ps1, line)
      
    when command.nil?
      unless line.strip.empty?
        command, output, exit_status = parse_cmd(line)
      end
      
    when line.index(ps2) == 0
      command << lchomp(ps2, line)
    
    when output.nil?
      output = line
    
    else
      output << line
    end
  end
  
  if command
    commands << ["#{prefix}#{command}#{suffix}", output, exit_status]
  end
  
  commands
end

#parse_cmd(cmd) ⇒ Object 



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# File 'lib/linecook/test/command_parser.rb', line 23

def parse_cmd(cmd)
  cmd =~ /.*?#\s*(?:\[(\d+)\])?\s*(\.{3})?/
  exit_status = $1 ? $1.to_i : 0
  output = $2 ? nil : ""
  
  [cmd, output, exit_status]
end