Class: Opal::PathReader

Inherits:
Object
  • Object
show all
Defined in:
opal/lib/opal/path_reader.rb

Constant Summary

RELATIVE_PATH_REGEXP = 
%r{#{Opal::REGEXP_START}\.?\.#{Regexp.quote File::SEPARATOR}}
DEFAULT_EXTENSIONS = 
['.js', '.js.rb', '.rb', '.opalerb']

Instance Method Summary collapse

Constructor Details

#initialize(paths = Opal.paths, extensions = DEFAULT_EXTENSIONS) ⇒ PathReader

Returns a new instance of PathReader



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# File 'opal/lib/opal/path_reader.rb', line 10

def initialize(paths = Opal.paths, extensions = DEFAULT_EXTENSIONS)
  @file_finder = Hike::Trail.new
  @file_finder.append_paths(*paths)
  @file_finder.append_extensions(*extensions)
end

Instance Method Details

#append_paths(*paths) ⇒ Object 



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# File 'opal/lib/opal/path_reader.rb', line 38

def append_paths(*paths)
  file_finder.append_paths(*paths)
end

#expand(path) ⇒ Object 



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# File 'opal/lib/opal/path_reader.rb', line 22

def expand(path)
  if Pathname.new(path).absolute? || path =~ RELATIVE_PATH_REGEXP
    path
  else
    find_path(path)
  end
end

#extensions ⇒ Object 



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# File 'opal/lib/opal/path_reader.rb', line 34

def extensions
  file_finder.extensions
end

#paths ⇒ Object 



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# File 'opal/lib/opal/path_reader.rb', line 30

def paths
  file_finder.paths
end

#read(path) ⇒ Object 



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# File 'opal/lib/opal/path_reader.rb', line 16

def read(path)
  full_path = expand(path)
  return nil if full_path.nil?
  File.open(full_path, 'rb:UTF-8'){|f| f.read}
end