Class: ParamsTree::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/params_tree/parser.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Parser

Returns a new instance of Parser.



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
 
# File 'lib/params_tree/parser.rb', line 11

def initialize
  
# line 14 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rb"
class << self
	attr_accessor :_params_tree_actions
	private :_params_tree_actions, :_params_tree_actions=
end
self._params_tree_actions = [
	0, 2, 1, 7, 2, 1, 8, 3, 
	0, 1, 7, 3, 0, 1, 8, 5, 
	0, 1, 5, 2, 9, 6, 0, 1, 
	5, 2, 4, 10, 6, 0, 1, 6, 
	2, 3, 11
]

class << self
	attr_accessor :_params_tree_key_offsets
	private :_params_tree_key_offsets, :_params_tree_key_offsets=
end
self._params_tree_key_offsets = [
	0, 0, 3, 6
]

class << self
	attr_accessor :_params_tree_trans_keys
	private :_params_tree_trans_keys, :_params_tree_trans_keys=
end
self._params_tree_trans_keys = [
	40, 41, 44, 44, 40, 41, 40, 41, 
	44, 0
]

class << self
	attr_accessor :_params_tree_single_lengths
	private :_params_tree_single_lengths, :_params_tree_single_lengths=
end
self._params_tree_single_lengths = [
	0, 3, 1, 3
]

class << self
	attr_accessor :_params_tree_range_lengths
	private :_params_tree_range_lengths, :_params_tree_range_lengths=
end
self._params_tree_range_lengths = [
	0, 0, 1, 0
]

class << self
	attr_accessor :_params_tree_index_offsets
	private :_params_tree_index_offsets, :_params_tree_index_offsets=
end
self._params_tree_index_offsets = [
	0, 0, 4, 7
]

class << self
	attr_accessor :_params_tree_trans_targs
	private :_params_tree_trans_targs, :_params_tree_trans_targs=
end
self._params_tree_trans_targs = [
	2, 3, 2, 1, 0, 0, 1, 0, 
	3, 2, 1, 0
]

class << self
	attr_accessor :_params_tree_trans_actions
	private :_params_tree_trans_actions, :_params_tree_trans_actions=
end
self._params_tree_trans_actions = [
	28, 7, 15, 4, 0, 0, 11, 0, 
	1, 21, 11, 0
]

class << self
	attr_accessor :params_tree_start
end
self.params_tree_start = 2;
class << self
	attr_accessor :params_tree_first_final
end
self.params_tree_first_final = 2;
class << self
	attr_accessor :params_tree_error
end
self.params_tree_error = 0;

class << self
	attr_accessor :params_tree_en_main
end
self.params_tree_en_main = 2;


# line 30 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
end

Instance Attribute Details

#data ⇒ Object

Returns the value of attribute data.



9
10
11
 
# File 'lib/params_tree/parser.rb', line 9

def data
  @data
end

Class Method Details

.parse(string) ⇒ Object 



338
339
340
 
# File 'lib/params_tree/parser.rb', line 338

def self.parse(string)
  self.new.parse(string)
end

Instance Method Details

#chars ⇒ Object 



306
307
308
 
# File 'lib/params_tree/parser.rb', line 306

def chars
  @data[@head..@tail]
end

#inject_key ⇒ Object 



326
327
328
 
# File 'lib/params_tree/parser.rb', line 326

def inject_key
  @hash[key] = {}
end

#key ⇒ Object 



322
323
324
 
# File 'lib/params_tree/parser.rb', line 322

def key
  @key.pack('c*')
end

#log(token) ⇒ Object 



314
315
316
 
# File 'lib/params_tree/parser.rb', line 314

def log(token)
  @log << { token => strokes }
end

#memo_key ⇒ Object 



318
319
320
 
# File 'lib/params_tree/parser.rb', line 318

def memo_key
  @key = chars
end

#parse(input) ⇒ Object 



107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
 
# File 'lib/params_tree/parser.rb', line 107

def parse(input)
  input = input.gsub(/\s*/, '')
  return {} if input.size == 0
  @data = input.unpack('c*')
  stack = []

  @log = []
  @hash = {}
  @hash_stack = []
  @key = nil

  
# line 120 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rb"
begin
	p ||= 0
	pe ||= data.length
	cs = params_tree_start
	top = 0
end

# line 44 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
  
# line 130 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rb"
begin
	_klen, _trans, _keys, _acts, _nacts = nil
	_goto_level = 0
	_resume = 10
	_eof_trans = 15
	_again = 20
	_test_eof = 30
	_out = 40
	while true
	_trigger_goto = false
	if _goto_level <= 0
	if p == pe
		_goto_level = _test_eof
		next
	end
	if cs == 0
		_goto_level = _out
		next
	end
	end
	if _goto_level <= _resume
	_keys = _params_tree_key_offsets[cs]
	_trans = _params_tree_index_offsets[cs]
	_klen = _params_tree_single_lengths[cs]
	_break_match = false
	
	begin
	  if _klen > 0
  _lower = _keys
  _upper = _keys + _klen - 1

  loop do
     break if _upper < _lower
     _mid = _lower + ( (_upper - _lower) >> 1 )

     if data[p].ord < _params_tree_trans_keys[_mid]
        _upper = _mid - 1
     elsif data[p].ord > _params_tree_trans_keys[_mid]
        _lower = _mid + 1
     else
        _trans += (_mid - _keys)
        _break_match = true
        break
     end
  end # loop
  break if _break_match
  _keys += _klen
  _trans += _klen
	  end
	  _klen = _params_tree_range_lengths[cs]
	  if _klen > 0
  _lower = _keys
  _upper = _keys + (_klen << 1) - 2
  loop do
     break if _upper < _lower
     _mid = _lower + (((_upper-_lower) >> 1) & ~1)
     if data[p].ord < _params_tree_trans_keys[_mid]
       _upper = _mid - 2
     elsif data[p].ord > _params_tree_trans_keys[_mid+1]
       _lower = _mid + 2
     else
       _trans += ((_mid - _keys) >> 1)
       _break_match = true
       break
     end
  end # loop
  break if _break_match
  _trans += _klen
	  end
	end while false
	cs = _params_tree_trans_targs[_trans]
	if _params_tree_trans_actions[_trans] != 0
		_acts = _params_tree_trans_actions[_trans]
		_nacts = _params_tree_actions[_acts]
		_acts += 1
		while _nacts > 0
			_nacts -= 1
			_acts += 1
			case _params_tree_actions[_acts - 1]
when 0 then
# line 3 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 @head = p 		end
when 1 then
# line 4 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 @tail = p 		end
when 2 then
# line 5 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 inject_key 		end
when 3 then
# line 6 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 push 		end
when 4 then
# line 7 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 pop 		end
when 5 then
# line 9 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 log(:delimiter) 		end
when 6 then
# line 10 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 log(:level) 		end
when 7 then
# line 11 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 log(:end_level); 		end
when 8 then
# line 12 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 log(:input); memo_key; 		end
when 9 then
# line 17 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 cs = 2; 		end
when 10 then
# line 18 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 	begin
		top -= 1
		cs = stack[top]
		_trigger_goto = true
		_goto_level = _again
		break
	end
 		end
when 11 then
# line 19 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"
		begin
 	begin
		stack[top] = cs
		top+= 1
		cs = 2
		_trigger_goto = true
		_goto_level = _again
		break
	end
 		end
# line 273 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rb"
			end # action switch
		end
	end
	if _trigger_goto
		next
	end
	end
	if _goto_level <= _again
	if cs == 0
		_goto_level = _out
		next
	end
	p += 1
	if p != pe
		_goto_level = _resume
		next
	end
	end
	if _goto_level <= _test_eof
	end
	if _goto_level <= _out
		break
	end
	end
	end

# line 45 "/Users/razum2um/Code/params_tree/lib/params_tree/parser.rl"

  inject_key # FIXME

  @hash_stack.first || @hash
end

#pop ⇒ Object 



334
335
336
 
# File 'lib/params_tree/parser.rb', line 334

def pop
  @hash = @hash_stack.pop
end

#push ⇒ Object 



330
331
332
 
# File 'lib/params_tree/parser.rb', line 330

def push
  @hash_stack.push @hash; @hash = @hash[key]
end

#strokes ⇒ Object 



310
311
312
 
# File 'lib/params_tree/parser.rb', line 310

def strokes
  chars.pack('c*')
end