Class: Dependencytree::TreeMain

Inherits:
Object
  • Object
show all
Defined in:
lib/dependencytree/treemain.rb

Overview

Contains the main method for handling the program flow.

Class Method Summary collapse

Class Method Details

.handle_path(options, consumer, path) ⇒ Object 



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# File 'lib/dependencytree/treemain.rb', line 15

def self.handle_path(options, consumer, path)
  if options[:ignore].match(path)
    return
  end
  if File.directory?(path)
    STDERR.puts path if options[:verbose]
    Dir.entries(path).each { |x|
      resolved = File.join(path, x)
      handle_path(options, consumer, resolved) if File.directory?(resolved) && x != "." && x != ".."
      handle_path(options, consumer, resolved) if File.file?(resolved) && options[:pattern].match(resolved)
    }
  elsif File.file?(path)
    STDERR.puts path if options[:verbose]
    @@log.debug("Handling path #{path}")
    tree = Parser::CurrentRuby.parse_file(path)
    @@log.debug("Parsed tree: #{tree}") if @@log.debug?
    consumer.visit(path, tree)
  end
end

.main ⇒ Object 



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# File 'lib/dependencytree/treemain.rb', line 35

def self.main
  options = {}
  options[:ignore] = /^$/
  options[:pattern] = /.*\.rb/
  OptionParser.new do |opt|
    opt.on("-v", "--verbose", "Verbose output") do |o|
      options[:verbose] = true
    end
    opt.on("-d", "--debug", "Log debugging output to file 'dependencytree.log'") do |o|
      options[:debug] = true
    end
    opt.on("-p", "--pattern[=OPTIONAL]", "Pattern to accept source codes with (default: #{options[:pattern].to_s})") do |o|
      options[:pattern] = /#{o}/
    end
    opt.on("-i", "--ignore[=OPTIONAL]", "Paths to not load (default: #{options[:ignore].to_s})") do |o|
      options[:ignore] = /#{o}/
    end
    opt.on("-o", "--output[=OPTIONAL]", "Output path for the JSON file") do |o|
      options[:output] = o
    end
    opt.on_tail("-h", "--help", "Show this message") do
      puts opt
      return
    end
  end.parse!

  if options[:debug]
    log = Logger.new('dependencytree.log')
    log.level = Logger::WARN
  else
    log = Logger.new(STDOUT)
    log.level = Logger::WARN
  end
  @@log = log

  treeinterpreter = TreeInterpreter.new(log)
  ARGV.each do |path|
    handle_path(options, treeinterpreter, File.absolute_path(path))
  end

  dependencyresolver = DependencyResolver.new(log, treeinterpreter.classes_and_modules)
  dependencyresolver.resolve_references

  json = dependencyresolver.classes_and_modules.to_json
  if options[:output]
    File.write(options[:output], json)
  else
    puts json
  end
end