Class: SearchPath

Inherits:
Object
  • Object
show all
Defined in:
lib/pik/search_path.rb

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ SearchPath

Returns a new instance of SearchPath.



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# File 'lib/pik/search_path.rb', line 4

def initialize(path)
	@path = path.split(';')
end

Instance Method Details

#add(new) ⇒ Object 



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# File 'lib/pik/search_path.rb', line 20

def add(new)
	@path << new
	self
end

#join ⇒ Object Also known as: to_s 



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# File 'lib/pik/search_path.rb', line 32

def join
	@path.join(';')
end

#replace(old, new) ⇒ Object 



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# File 'lib/pik/search_path.rb', line 8

def replace(old, new)
	@path.map!{|dir| 
		case dir
		when old 
			new 
		else 
			dir 
		end
	}.uniq!
	self
end

#replace_or_add(old, new) ⇒ Object 



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# File 'lib/pik/search_path.rb', line 25

def replace_or_add(old, new)
	old_path = @path.dup
	replace(old, new)
	add(new) if @path == old_path
	self
end