Class: BBLib::PathHash

Inherits:
BasicObject
Defined in:
lib/hash/path_hash.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash) ⇒ PathHash

Returns a new instance of PathHash.



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# File 'lib/hash/path_hash.rb', line 15

def initialize hash
  @hash = hash
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(arg, formula = nil) ⇒ Object (private) 



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# File 'lib/hash/path_hash.rb', line 46

def method_missing arg, formula = nil
  arg = (@recursive ? "..#{arg}" : arg.to_s) +
        (formula ? "(#{formula})" : '')
  if @hash.is_a?(::Array)
    PathHash.new @hash.map{ |h| if h.is_a?(::Array) || h.is_a?(::Hash) then h.hash_path(arg) end }.flatten(1)
  else
    PathHash.new @hash.hpath(arg)
  end
end

Instance Attribute Details

#hash ⇒ Object (readonly)

Returns the value of attribute hash.



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# File 'lib/hash/path_hash.rb', line 13

def hash
  @hash
end

#recursive ⇒ Object (readonly)

Returns the value of attribute recursive.



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# File 'lib/hash/path_hash.rb', line 13

def recursive
  @recursive
end

Instance Method Details

#[](val) ⇒ Object 



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# File 'lib/hash/path_hash.rb', line 19

def [] val
  PathHash.new(@hash.map{ |h| h[val]} )
end

#_ ⇒ Object 



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# File 'lib/hash/path_hash.rb', line 35

def _
  @recursive = true
  self
end

#_fval ⇒ Object Also known as: _f 



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# File 'lib/hash/path_hash.rb', line 29

def _fval
  @hash.first rescue @hash
end

#_path(arg, formula = nil) ⇒ Object 



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# File 'lib/hash/path_hash.rb', line 40

def _path arg, formula = nil
  method_missing arg, formula
end

#_val ⇒ Object Also known as: _v 



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# File 'lib/hash/path_hash.rb', line 23

def _val
  @hash
end