Class: FileSystem::Traverser

Inherits:
Object
  • Object
show all
Defined in:
lib/file_system/traverser.rb

Constant Summary collapse

ONLY_DIRS = 
'ONLY_DIRS'
REVERT = 
'REVERT'
ALIAS = 
'ALIAS'
REF = 
'REF'
DIR = 
'DIR'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root_dir, options = {}) ⇒ Traverser

Returns a new instance of Traverser.



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# File 'lib/file_system/traverser.rb', line 15

def initialize(root_dir, options = {})
  @root_dir ||= root_dir
  @dir_stack = []
  @options = options
  @dirs_only = false
end

Instance Attribute Details

#dir_stack ⇒ Object

Returns the value of attribute dir_stack.



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# File 'lib/file_system/traverser.rb', line 7

def dir_stack
  @dir_stack
end

#dirs_only ⇒ Object

Returns the value of attribute dirs_only.



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# File 'lib/file_system/traverser.rb', line 7

def dirs_only
  @dirs_only
end

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/file_system/traverser.rb', line 7

def options
  @options
end

#reference_hash ⇒ Object

Returns the value of attribute reference_hash.



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# File 'lib/file_system/traverser.rb', line 7

def reference_hash
  @reference_hash
end

#root_dir ⇒ Object

Returns the value of attribute root_dir.



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# File 'lib/file_system/traverser.rb', line 7

def root_dir
  @root_dir
end

Instance Method Details

#current_dir ⇒ Object 



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# File 'lib/file_system/traverser.rb', line 33

def current_dir
  File.join(root_dir, dir_stack.join('/'))
end

#leave_dir ⇒ Object 



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# File 'lib/file_system/traverser.rb', line 41

def leave_dir
  dir_stack.pop
end

#traverse(obj, &blk) ⇒ Object 



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# File 'lib/file_system/traverser.rb', line 22

def traverse(obj, &blk)
  case obj
  when Hash
    handle_hash(obj, &blk)
  when Array
    handle_list(obj, &blk)
  else
    handle_single(obj, &blk)
  end
end

#visit_dir(name) ⇒ Object 



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# File 'lib/file_system/traverser.rb', line 37

def visit_dir(name)
  dir_stack.push name
end