Module: NodeCollapsing

Included in:
Node
Defined in:
lib/node_collapsing.rb

Overview

Module for directory collapsing functionality

Instance Method Summary collapse

Instance Method Details

#collapsed_path ⇒ Object

Get the collapsed path for display



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# File 'lib/node_collapsing.rb', line 15

def collapsed_path
  return name unless collapsible?

  path_parts = [name]
  build_collapsed_path_parts(path_parts)
  path_parts.join('/')
end

#collapsed_with_file? ⇒ Boolean

Check if this is a collapsed path ending with a file

Returns:

  • (Boolean) 


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# File 'lib/node_collapsing.rb', line 33

def collapsed_with_file?
  return false unless collapsible?

  deepest = deepest_collapsible_node
  deepest.children && deepest.children.nodes.length == 1 && deepest.children.nodes.first.file?
end

#collapsible? ⇒ Boolean

Check if this directory can be collapsed (only contains one child, either file or directory)

Returns:

  • (Boolean) 


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# File 'lib/node_collapsing.rb', line 6

def collapsible?
  return false unless dir?
  return false unless children && children.nodes.length == 1
  return false if name == '.' # Never collapse the root node

  true
end

#deepest_collapsible_node ⇒ Object

Get the deepest node in a collapsible chain



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# File 'lib/node_collapsing.rb', line 24

def deepest_collapsible_node
  current = self

  current = current.children.nodes.first while current.collapsible? && current.children.nodes.first.dir?

  current
end