Class: Parser::MaxNumparamStack Private

Inherits:

Object

Object
Parser::MaxNumparamStack

show all

Defined in:: lib/parser/max_numparam_stack.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Holds p->max_numparam from parse.y

Constant Summary collapse

ORDINARY_PARAMS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future.

-1

Instance Attribute Summary collapse

#stack ⇒ Object readonly private

Instance Method Summary collapse

#empty? ⇒ Boolean private
#has_numparams? ⇒ Boolean private
#has_ordinary_params! ⇒ Object private
#has_ordinary_params? ⇒ Boolean private
#initialize ⇒ MaxNumparamStack constructor private

A new instance of MaxNumparamStack.
#pop ⇒ Object private
#push(static:) ⇒ Object private
#register(numparam) ⇒ Object private
#top ⇒ Object private

Constructor Details

#initialize ⇒ `MaxNumparamStack`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of MaxNumparamStack.



13
14
15

# File 'lib/parser/max_numparam_stack.rb', line 13

def initialize
  @stack = []
end

Instance Attribute Details

#stack ⇒ `Object` (readonly)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



9
10
11

# File 'lib/parser/max_numparam_stack.rb', line 9

def stack
  @stack
end

Instance Method Details

#empty? ⇒ `Boolean`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

(Boolean)



17
18
19

# File 'lib/parser/max_numparam_stack.rb', line 17

def empty?
  @stack.size == 0
end

#has_numparams? ⇒ `Boolean`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

(Boolean)



29
30
31

# File 'lib/parser/max_numparam_stack.rb', line 29

def has_numparams?
  top && top > 0
end

#has_ordinary_params! ⇒ `Object`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



21
22
23

# File 'lib/parser/max_numparam_stack.rb', line 21

def has_ordinary_params!
  set(ORDINARY_PARAMS)
end

#has_ordinary_params? ⇒ `Boolean`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

(Boolean)



25
26
27

# File 'lib/parser/max_numparam_stack.rb', line 25

def has_ordinary_params?
  top == ORDINARY_PARAMS
end

#pop ⇒ `Object`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



45
46
47

# File 'lib/parser/max_numparam_stack.rb', line 45

def pop
  @stack.pop[:value]
end

#push(static:) ⇒ `Object`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



41
42
43

# File 'lib/parser/max_numparam_stack.rb', line 41

def push(static:)
  @stack.push(value: 0, static: static)
end

#register(numparam) ⇒ `Object`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



33
34
35

# File 'lib/parser/max_numparam_stack.rb', line 33

def register(numparam)
  set( [top, numparam].max )
end

#top ⇒ `Object`

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



37
38
39

# File 'lib/parser/max_numparam_stack.rb', line 37

def top
  @stack.last[:value]
end