Class: ReqWalker

Inherits:
Object
  • Object
show all
Defined in:
lib/kwala/lib/cycle_detector.rb

Constant Summary collapse

URL = 
"/"
REQUIRE_REG = 
/^\s*require\s*\(?\s*[\(\'\"]([\w\-\/\.]+)[\"\'\)]/

Class Method Summary collapse

Class Method Details

.clean_file(file) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 691

def self.clean_file(file)
  # Get rid of any "./a.rb" files as they will make duplicates
  if m = /^\.\/(.*)/.match(file)
    file = m[1]
  end

  if m = /(.*)?(\.rb|\.so)$/.match(file)
    m[1]
  else
    file
  end
end

.clean_files(files) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 704

def self.clean_files(files)
  nfiles = Array.new
  files.each do |f|
    nfiles<< clean_file(f)
  end
  nfiles
end

.convert_files_path_to(files, from = "./", to = "") ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 716

def self.convert_files_path_to(files, from = "./", to = "")
  files.map { |f| f.sub(from, to) }
end

.filter_path(path) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 684

def self.filter_path(path)
  #path.find_all { |p| p !~ /\/ruby\/1\.8/ } #|| p !~ /\/ruby\/site_ruby\/1\.8/ }
  #["./"]
  []
  path
end

.find_file(file) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 659

def self.find_file(file)
  return nil if file =~ /\.so$/

  if file !~ /\.rb$/
    nfile = file + ".rb"
  else
    nfile = file
  end

  [file, nfile].uniq.each do |chk|
    if File.exists?(chk) && !File.directory?(chk)
      return chk
    end
  end

  filter_path($LOAD_PATH).each do |path|
    #$LOAD_PATH.each do |path|
    npath = path + "/" + nfile
    if File.exists?(npath) && !File.directory?(npath)
      return npath
    end
  end
  nil
end

.find_ruby_files(dir) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 712

def self.find_ruby_files(dir)
  ProjectBuilderUtils.find_ruby_files(dir)
end

.get_require(line) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 651

def self.get_require(line)
  if m = REQUIRE_REG.match(line)
    return m[1].split(" ").first.gsub("\"","").gsub("'","")
  else
    return nil
  end
end

.get_requires(file) ⇒ Object 



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# File 'lib/kwala/lib/cycle_detector.rb', line 635

def self.get_requires(file)
  reqs = Array.new
  path = find_file(file)
  return reqs if path.nil?

  IO.readlines(path).each_with_index do |line, idx|
    # Add this break to ignore requires at the end...
    break if idx > 150
    if r = get_require(line)
      reqs<< r
    end
  end

  reqs
end