Class: RubyParserGauntlet

Inherits:
Gauntlet
  • Object
show all
Defined in:
lib/gauntlet_rubyparser.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RubyParserGauntlet

Returns a new instance of RubyParserGauntlet.



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# File 'lib/gauntlet_rubyparser.rb', line 15

def initialize
  super

  self.data = Hash.new { |h,k| h[k] = {} }
  old_data = load_yaml data_file
  self.data.merge! old_data
end

Instance Method Details

#broke(name, file, msg) ⇒ Object 



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# File 'lib/gauntlet_rubyparser.rb', line 49

def broke name, file, msg
  warn "bad"
  self.data[name][file] = msg
  self.dirty = true
end

#diff_pp(o1, o2) ⇒ Object 



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# File 'lib/gauntlet_rubyparser.rb', line 35

def diff_pp o1, o2
  require 'pp'

  Tempfile.new('ruby_parser_a') do |file_a|
    PP.pp o1, file_a

    Tempfile.new('ruby_parser_b') do |file_b|
      PP.pp o2, file_b

      `diff -u #{file_a.path} #{file_b.path}`
    end
  end
end

#process(path, name) ⇒ Object 



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# File 'lib/gauntlet_rubyparser.rb', line 55

def process path, name
  begin
    $stderr.print "  #{path}: "
    rp = RubyParser.new
    r2r = Ruby2Ruby.new

    old_ruby = File.read(path)

    begin
      old_sexp = rp.process old_ruby
    rescue Racc::ParseError => e
      self.data[name][path] = :unparsable
      self.dirty = true
      return
    end

    new_ruby = r2r.process old_sexp.deep_clone

    begin
      new_sexp = rp.process new_ruby
    rescue Racc::ParseError => e
      broke name, path, "couldn't parse new_ruby: #{e.message.strip}"
      return
    end

    if old_sexp != new_sexp then
      broke name, path, diff_pp(old_sexp, new_sexp)
      return
    end

    self.data[name][path] = true
    self.dirty = true

    warn "good"
  rescue Interrupt
    puts "User cancelled"
    exit 1
  rescue Exception => e
    broke name, path, "    UNKNOWN ERROR: #{e}: #{e.message.strip}"
  end
end

#run(name) ⇒ Object 



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# File 'lib/gauntlet_rubyparser.rb', line 97

def run name
  warn name
  Dir["**/*.rb"].sort.each do |path|
    next if path =~ /gemspec.rb/ # HACK
    next if data[name][path] == true
    process path, name
  end

  if self.data[name].values.all? { |v| v == true } then
    warn "  ALL GOOD!"
    self.data[name] = true
    self.dirty = true
  end
end

#should_skip?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/gauntlet_rubyparser.rb', line 23

def should_skip? name
  if $f then
    if Hash === data[name] then
      ! data[name].empty?
    else
      data[name]
    end
  else
    data[name] == true # yes, == true on purpose
  end
end