Class: Nydp::Nil

Inherits:
Object show all
Includes:
Enumerable, Singleton
Defined in:
lib/nydp/truth.rb

Instance Method Summary collapse

Instance Method Details

#&(other) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 35

def &        other ; self             ; end

#+(other) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 25

def + other     ; other         ; end

#_nydp_get(a) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 32

def _nydp_get    a ; Nydp::NIL        ; end

#_nydp_set(a, v) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 33

def _nydp_set a, v ; Nydp::NIL        ; end

#assign(*_) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 27

def assign *_   ; self          ; end

#car ⇒ Object 



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# File 'lib/nydp/truth.rb', line 19

def car         ; self          ; end

#cdr ⇒ Object 



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# File 'lib/nydp/truth.rb', line 20

def cdr         ; self          ; end

#copy ⇒ Object 



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# File 'lib/nydp/truth.rb', line 26

def copy        ; self          ; end

#each ⇒ Object

nil behaves like an empty list



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# File 'lib/nydp/truth.rb', line 34

def each           ;                  ; end

#execute(vm) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 31

def execute     vm ; vm.push_arg self ; end

#init_with ⇒ Object 



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# File 'lib/nydp/truth.rb', line 18

def init_with * ; Nydp::NIL     ; end

#inspect ⇒ Object 



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# File 'lib/nydp/truth.rb', line 28

def inspect     ; "nil"         ; end

#is?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nydp/truth.rb', line 22

def is?   other ; self.equal? other  ; end

#isnt?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nydp/truth.rb', line 23

def isnt? other ; !self.equal? other ; end

#nydp_type ⇒ Object 



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# File 'lib/nydp/truth.rb', line 29

def nydp_type   ; :nil          ; end

#size ⇒ Object 



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# File 'lib/nydp/truth.rb', line 21

def size        ; 0             ; end

#to_ruby ⇒ Object 



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# File 'lib/nydp/truth.rb', line 30

def to_ruby     ; nil           ; end

#to_s ⇒ Object 



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# File 'lib/nydp/truth.rb', line 24

def to_s        ; ""            ; end

#|(other) ⇒ Object 



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# File 'lib/nydp/truth.rb', line 36

def |        other ; other            ; end