Module: YPetri::Net::NodeAccess

Defined in:
lib/y_petri/net/node_access.rb

Overview

Access to nodes (places and transitions) of a Petri net.

Instance Method Summary collapse

Instance Method Details

#a_transitions(*transitions) ⇒ Object Also known as: a_tt

Expects an arbitrary number of a transitions or transition ids as arguments, and returns an array of corresponding transition instances.



194
195
196
197
 
# File 'lib/y_petri/net/node_access.rb', line 194

def a_transitions *transitions
  return transitions().select &:a? if transitions.empty?
  a_Transitions( transitions )
end

#A_Transitions(array) ⇒ Object

Expects an array of A transitions or transition ids, and returns an array of corresponding transition instances.



171
172
173
 
# File 'lib/y_petri/net/node_access.rb', line 171

def A_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be A", &:A?
end

#A_transitions(*transitions) ⇒ Object Also known as: A_tt

Expects an arbitrary number of A transitions or transition ids as arguments, and returns an array of corresponding transition instances.



178
179
180
181
 
# File 'lib/y_petri/net/node_access.rb', line 178

def A_transitions *transitions
  return transitions().select &:A? if transitions.empty?
  A_Transitions( transitions )
end

#a_Transitions(array) ⇒ Object

Expects an array of a transitions or transition ids, and returns an array of corresponding transition instances.



187
188
189
 
# File 'lib/y_petri/net/node_access.rb', line 187

def a_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be a", &:a?
end

#include?(id) ⇒ Boolean

Inquirer whether the net includes a node.

Returns:

  • (Boolean) 


20
21
22
 
# File 'lib/y_petri/net/node_access.rb', line 20

def include? id
  include_place?( id ) || include_transition?( id )
end

#include_place?(id) ⇒ Boolean

Does the net include a place?

Returns:

  • (Boolean) 


6
7
8
9
10
 
# File 'lib/y_petri/net/node_access.rb', line 6

def include_place? id
  begin
    place( id ) and true
  rescue NameError, TypeError; false end
end

#include_transition?(id) ⇒ Boolean

Does the net include a transition?

Returns:

  • (Boolean) 


14
15
16
 
# File 'lib/y_petri/net/node_access.rb', line 14

def include_transition? id
  begin; transition( id ) and true; rescue NameError, TypeError; false end
end

#node(id) ⇒ Object

Returns the net’s node identified by the argument



42
43
44
45
46
47
48
49
50
51
 
# File 'lib/y_petri/net/node_access.rb', line 42

def node id
  begin; place( id ); rescue NameError, TypeError
    begin; transition( id ); rescue NameError, TypeError
      puts "Hello from failed #node, id is:"
      puts id
      p id
      raise TypeError, "The net does not include place/transition #{id}!"
    end
  end
end

#Nodes(array) ⇒ Object

Expects an array of nodes (places/transitions) or node ids, and returns an array of corresponding node instances.



56
57
58
 
# File 'lib/y_petri/net/node_access.rb', line 56

def Nodes array
  array.map &method( :node )
end

#nodes(*nodes) ⇒ Object Also known as: nn

Expects an arbitrary number of nodes (places/transitions) or node ids and returns an array of corresponding node instances. If no arguments are supplied, returns all the nodes.



64
65
66
67
 
# File 'lib/y_petri/net/node_access.rb', line 64

def nodes *nodes
  return @places + @transitions if nodes.empty?
  Nodes( nodes )
end

#place(id) ⇒ Object

Returns the net’s place identified by the argument.



26
27
28
29
30
 
# File 'lib/y_petri/net/node_access.rb', line 26

def place id
  ( super rescue Place().instance( id ) ).tap do |p|
    fail TypeError, "No place #{id} in the net!" unless places.include? p
  end
end

#Places(array) ⇒ Object

Expects an array of places or place ids, and returns an array of corresponding place instances.



73
74
75
 
# File 'lib/y_petri/net/node_access.rb', line 73

def Places array
  array.map &method( :place )
end

#places(*places) ⇒ Object Also known as: pp

Expects an arbitrary number of places or place ids and returns an array of corresponding place instances. If no arguments are supplied, returns all net’s places.



81
82
83
84
 
# File 'lib/y_petri/net/node_access.rb', line 81

def places *places
  return @places.dup if places.empty?
  Places( places )
end

#S_Transitions(array) ⇒ Object

Expects an array of S transitions or transition ids, and returns an array of corresponding transition instances.



203
204
205
 
# File 'lib/y_petri/net/node_access.rb', line 203

def S_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be S", &:S?
end

#S_transitions(*transitions) ⇒ Object Also known as: S_tt

Expects an arbitrary number of S transitions or transition ids as arguments, and returns an array of corresponding transition instances.



210
211
212
213
 
# File 'lib/y_petri/net/node_access.rb', line 210

def S_transitions *transitions
  return transitions().select &:S? if transitions.empty?
  S_Transitions( transitions )
end

#s_Transitions(array) ⇒ Object

Expects an array of s transitions or transition ids, and returns an array of corresponding transition instances.



219
220
221
 
# File 'lib/y_petri/net/node_access.rb', line 219

def s_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be s", &:s?
end

#s_transitions(*transitions) ⇒ Object Also known as: s_tt

Expects an arbitrary number of s transitions or transition ids as arguments, and returns an array of corresponding transition instances.



226
227
228
229
 
# File 'lib/y_petri/net/node_access.rb', line 226

def s_transitions *transitions
  return transitions().select &:s? if transitions.empty?
  s_Transitions( transitions )
end

#T_transitions(*transitions) ⇒ Object Also known as: T_tt

Expects an arbitrary number of T transitions or transition ids as arguments, and returns an array of corresponding transition instances.



242
243
244
245
 
# File 'lib/y_petri/net/node_access.rb', line 242

def T_transitions *transitions
  return transitions().select &:T? if transitions.empty?
  T_Transitions( transitions )
end

#t_Transitions(array) ⇒ Object

Expects an array of t transitions or transition ids, and returns an array of corresponding transition instances.



251
252
253
 
# File 'lib/y_petri/net/node_access.rb', line 251

def t_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be t", &:t?
end

#t_transitions(*transitions) ⇒ Object Also known as: t_tt

Expects an arbitrary number of t transitions or transition ids as arguments, and returns an array of corresponding transition instances.



258
259
260
261
 
# File 'lib/y_petri/net/node_access.rb', line 258

def t_transitions *transitions
  return transitions().select &:t? if transitions.empty?
  t_Transitions( transitions )
end

#T_Transitions(array) ⇒ Object

Expects an array of T transitions or transition ids, and returns an array of corresponding transition instances.



235
236
237
 
# File 'lib/y_petri/net/node_access.rb', line 235

def T_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be T", &:T?
end

#transition(id) ⇒ Object

Returns the net’s transition identified by the argument.



34
35
36
37
38
 
# File 'lib/y_petri/net/node_access.rb', line 34

def transition id
  ( super rescue Transition().instance( id ) ).tap do |t|
    transitions.include? t or fail TypeError, "No transition #{id} in the net!"
  end
end

#Transitions(array) ⇒ Object

Expects an array of transitions or transition ids, and returns an array of corresponding transition instances.



90
91
92
 
# File 'lib/y_petri/net/node_access.rb', line 90

def Transitions array
  array.map &method( :transition )
end

#transitions(*transitions) ⇒ Object Also known as: tt

Expects an arbitrary number of transitions or transition ids and returns an array of corresponding transition instances. If no arguments are supplied, returns all net’s transitions.



98
99
100
101
 
# File 'lib/y_petri/net/node_access.rb', line 98

def transitions *transitions
  return @transitions.dup if transitions.empty?
  Transitions( transitions )
end

#TS_Transitions(array) ⇒ Object

Expects an array of TS transitions or transition ids, and returns an array of corresponding transition instances.



155
156
157
 
# File 'lib/y_petri/net/node_access.rb', line 155

def TS_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be TS", &:TS?
end

#Ts_Transitions(array) ⇒ Object

Expects an array of Ts transitions or transition ids, and returns an array of corresponding transition instances.



139
140
141
 
# File 'lib/y_petri/net/node_access.rb', line 139

def Ts_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be Ts", &:Ts?
end

#tS_transitions(*transitions) ⇒ Object Also known as: tS_tt

Expects an arbitrary number of tS transitions or transition ids as arguments, and returns an array of corresponding transition instances.



130
131
132
133
 
# File 'lib/y_petri/net/node_access.rb', line 130

def tS_transitions *transitions
  return transitions().select &:tS? if transitions.empty?
  tS_Transitions( transitions )
end

#Ts_transitions(*transitions) ⇒ Object Also known as: Ts_tt

Expects an arbitrary number of Ts transitions or transition ids as arguments, and returns an array of corresponding transition instances.



146
147
148
149
 
# File 'lib/y_petri/net/node_access.rb', line 146

def Ts_transitions *transitions
  return transitions().select &:Ts? if transitions.empty?
  Ts_Transitions( transitions )
end

#TS_transitions(*transitions) ⇒ Object Also known as: TS_tt

Expects an arbitrary number of TS transitions or transition ids as arguments, and returns an array of corresponding transition instances.



162
163
164
165
 
# File 'lib/y_petri/net/node_access.rb', line 162

def TS_transitions *transitions
  return transitions().select &:TS? if transitions.empty?
  TS_Transitions( transitions )
end

#ts_Transitions(array) ⇒ Object

Expects an array of ts transitions or transition ids, and returns an array of corresponding transition instances.



107
108
109
 
# File 'lib/y_petri/net/node_access.rb', line 107

def ts_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be ts", &:ts?
end

#ts_transitions(*transitions) ⇒ Object Also known as: ts_tt

Expects an arbitrary number of ts transitions or transition ids as arguments, and returns an array of corresponding transition instances.



114
115
116
117
 
# File 'lib/y_petri/net/node_access.rb', line 114

def ts_transitions *transitions
  return transitions().select &:ts? if transitions.empty?
  ts_Transitions( transitions )
end

#tS_Transitions(array) ⇒ Object

Expects an array of tS transitions or transition ids, and returns an array of corresponding transition instances.



123
124
125
 
# File 'lib/y_petri/net/node_access.rb', line 123

def tS_Transitions array
  Transitions( array ).aT_all "transition identifiers", "be tS", &:tS?
end