Class: Locomotive::Wagon::Glob

Inherits:
Object
  • Object
show all
Defined in:
lib/locomotive/wagon/tools/glob.rb

Constant Summary collapse

NO_LEADING_DOT =

todo

'(?=[^\.])'
START_OF_FILENAME =

beginning of string or a slash

'(\A|\/)'
END_OF_STRING = 
'\z'

Instance Method Summary collapse

Constructor Details

#initialize(glob_string) ⇒ Glob

Returns a new instance of Glob.



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# File 'lib/locomotive/wagon/tools/glob.rb', line 14

def initialize(glob_string)
  @glob_string = glob_string
end

Instance Method Details

#smoosh(chars) ⇒ Object 



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# File 'lib/locomotive/wagon/tools/glob.rb', line 29

def smoosh(chars)
  [].tap do |out|
    until chars.empty?
      char = chars.shift
      if char == "*" and chars.first == "*"
        chars.shift
        chars.shift if chars.first == "/"
        out.push("**")
      else
        out.push(char)
      end
    end
  end
end

#to_regexp ⇒ Object 



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# File 'lib/locomotive/wagon/tools/glob.rb', line 25

def to_regexp
  Regexp.new(to_regexp_string)
end

#to_regexp_string ⇒ Object 



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# File 'lib/locomotive/wagon/tools/glob.rb', line 18

def to_regexp_string
  chars = @glob_string.split('')
  chars = smoosh(chars)

  START_OF_FILENAME + parse(chars) + END_OF_STRING
end