Class: Pathname

Inherits:
Object
  • Object
show all
Defined in:
lib/pathname/common_prefix.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.common_prefix(*paths) ⇒ Object 



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# File 'lib/pathname/common_prefix.rb', line 5

def common_prefix(*paths)
  return if paths.empty?
  paths.flatten!
  Pathname(paths.pop).common_prefix(paths)
end

Instance Method Details

#common_prefix(*others) ⇒ Object 



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# File 'lib/pathname/common_prefix.rb', line 12

def common_prefix(*others)
  others.flatten!
  others.map! {|path| Pathname path}
  enum_for(:ascend).find {|path|
    others.all?{|other|other.start_with?(path)}
  }
end

#start_with?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pathname/common_prefix.rb', line 20

def start_with?(other)
  enum_for(:descend).include?(Pathname(other))
end