Class: Rix::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/rix/command.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#files ⇒ Object

Returns the value of attribute files.



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# File 'lib/rix/command.rb', line 6

def files
  @files
end

#out ⇒ Object

Returns the value of attribute out.



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# File 'lib/rix/command.rb', line 5

def out
  @out
end

#xpath ⇒ Object

Returns the value of attribute xpath.



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# File 'lib/rix/command.rb', line 7

def xpath
  @xpath
end

Instance Method Details

#after(name, document) ⇒ Object 



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# File 'lib/rix/command.rb', line 74

def after(name, document); end

#after_all ⇒ Object 



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# File 'lib/rix/command.rb', line 76

def after_all; end

#before(name, document, nodes) ⇒ Object 



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# File 'lib/rix/command.rb', line 64

def before(name, document, nodes); end

#before_all ⇒ Object 



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# File 'lib/rix/command.rb', line 62

def before_all; end

#execute ⇒ Object 



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# File 'lib/rix/command.rb', line 17

def execute
  @files = []
  @value = ""

  opts.parse!

  @xpath = ARGV.shift.dup if ARGV.size > 0
  # @files will hold all remaining command-line arguments on Windows,
  # and expanded filenames on Mac, Linux etc.
  @files = ARGV.uniq      if ARGV.size > 0

  raise "Missing XPath expression" if @xpath.nil? or @xpath.empty?

  before_all

  @files.each do |pattern|
    # Using Dir is only needed for Windows, where arguments are not expanded,
    # on Mac, Linux etc. this will have no effect.
    Dir[pattern].each do |path|
      File.open(path, 'r') do |file|
        on_source(file, path)
      end
    end
  end

  after_all
end

#help ⇒ Object 



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# File 'lib/rix/command.rb', line 13

def help
  opts.help
end

#on_attribute(attribute) ⇒ Object 



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# File 'lib/rix/command.rb', line 70

def on_attribute(attribute); end

#on_document(document, name) ⇒ Object 



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# File 'lib/rix/command.rb', line 50

def on_document(document, name)
  nodes = XPath.match(document, @xpath)
  before(name, document, nodes)
  nodes.each do |node|
    on_node(node)
    on_element(node)   if node.is_a? Element
    on_attribute(node) if node.is_a? Attribute
    on_text(node)      if node.is_a? Text
  end
  after(name, document)
end

#on_element(element) ⇒ Object 



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# File 'lib/rix/command.rb', line 68

def on_element(element); end

#on_node(node) ⇒ Object 



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# File 'lib/rix/command.rb', line 66

def on_node(node); end

#on_source(source, name) ⇒ Object 



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# File 'lib/rix/command.rb', line 45

def on_source(source, name)
  document = Document.new(source, :ignore_whitespace_nodes => :all, :attribute_quote => :quote)
  on_document(document, name)
end

#on_text(text) ⇒ Object 



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# File 'lib/rix/command.rb', line 72

def on_text(text); end

#opts ⇒ Object 



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# File 'lib/rix/command.rb', line 9

def opts
  OptionParser.new
end