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1 // Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file | |
2 // for details. All rights reserved. Use of this source code is governed by a | |
3 // BSD-style license that can be found in the LICENSE.md file. | |
4 | |
5 library fletchc.vm_commands; | |
6 | |
7 import 'dart:convert' show | |
8 UTF8; | |
9 | |
10 import 'dart:typed_data' show | |
11 Int32List, | |
12 Uint16List, | |
13 Uint8List; | |
14 | |
15 import 'bytecodes.dart' show | |
16 Bytecode, | |
17 MethodEnd; | |
18 | |
19 import 'src/shared_command_infrastructure.dart' show | |
20 CommandBuffer; | |
21 | |
22 abstract class VmCommand { | |
23 final VmCommandCode code; | |
24 | |
25 const VmCommand(this.code); | |
26 | |
27 factory VmCommand.fromBuffer(VmCommandCode code, Uint8List buffer) { | |
28 switch (code) { | |
29 case VmCommandCode.HandShakeResult: | |
30 bool success = CommandBuffer.readBoolFromBuffer(buffer, 0); | |
31 int versionLength = CommandBuffer.readInt32FromBuffer(buffer, 1); | |
32 String version = | |
33 CommandBuffer.readAsciiStringFromBuffer(buffer, 5, versionLength); | |
34 return new HandShakeResult(success, version); | |
35 case VmCommandCode.InstanceStructure: | |
36 int classId = CommandBuffer.readInt64FromBuffer(buffer, 0); | |
37 int fields = CommandBuffer.readInt32FromBuffer(buffer, 8); | |
38 return new InstanceStructure(classId, fields); | |
39 case VmCommandCode.Instance: | |
40 int classId = CommandBuffer.readInt64FromBuffer(buffer, 0); | |
41 return new Instance(classId); | |
42 case VmCommandCode.Class: | |
43 int classId = CommandBuffer.readInt64FromBuffer(buffer, 0); | |
44 return new ClassValue(classId); | |
45 case VmCommandCode.Integer: | |
46 int value = CommandBuffer.readInt64FromBuffer(buffer, 0); | |
47 return new Integer(value); | |
48 case VmCommandCode.Double: | |
49 return new Double(CommandBuffer.readDoubleFromBuffer(buffer, 0)); | |
50 case VmCommandCode.Boolean: | |
51 return new Boolean(CommandBuffer.readBoolFromBuffer(buffer, 0)); | |
52 case VmCommandCode.Null: | |
53 return const NullValue(); | |
54 case VmCommandCode.String: | |
55 return new StringValue( | |
56 CommandBuffer.readStringFromBuffer(buffer, 0, buffer.length)); | |
57 case VmCommandCode.StdoutData: | |
58 return new StdoutData(buffer); | |
59 case VmCommandCode.StderrData: | |
60 return new StderrData(buffer); | |
61 case VmCommandCode.ObjectId: | |
62 int id = CommandBuffer.readInt64FromBuffer(buffer, 0); | |
63 return new ObjectId(id); | |
64 case VmCommandCode.ProcessBacktrace: | |
65 int frames = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
66 ProcessBacktrace backtrace = new ProcessBacktrace(frames); | |
67 for (int i = 0; i < frames; i++) { | |
68 int offset = i * 16 + 4; | |
69 int functionId = CommandBuffer.readInt64FromBuffer(buffer, offset); | |
70 int bytecodeIndex = | |
71 CommandBuffer.readInt64FromBuffer(buffer, offset + 8); | |
72 backtrace.functionIds[i] = functionId; | |
73 backtrace.bytecodeIndices[i] = bytecodeIndex; | |
74 } | |
75 return backtrace; | |
76 case VmCommandCode.ProcessBreakpoint: | |
77 int breakpointId = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
78 int functionId = CommandBuffer.readInt64FromBuffer(buffer, 4); | |
79 int bytecodeIndex = CommandBuffer.readInt64FromBuffer(buffer, 12); | |
80 return new ProcessBreakpoint(breakpointId, functionId, bytecodeIndex); | |
81 case VmCommandCode.ProcessDeleteBreakpoint: | |
82 int id = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
83 return new ProcessDeleteBreakpoint(id); | |
84 case VmCommandCode.ProcessSetBreakpoint: | |
85 int value = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
86 return new ProcessSetBreakpoint(value); | |
87 case VmCommandCode.ProcessTerminated: | |
88 return const ProcessTerminated(); | |
89 case VmCommandCode.ProcessCompileTimeError: | |
90 return const ProcessCompileTimeError(); | |
91 case VmCommandCode.ProcessNumberOfStacks: | |
92 int value = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
93 return new ProcessNumberOfStacks(value); | |
94 case VmCommandCode.ProcessGetProcessIdsResult: | |
95 int count = CommandBuffer.readInt32FromBuffer(buffer, 0); | |
96 List<int> ids = new List(count); | |
97 for (int i = 0; i < count; ++i) { | |
98 ids[i] = CommandBuffer.readInt32FromBuffer(buffer, (i + 1) * 4); | |
99 } | |
100 return new ProcessGetProcessIdsResult(ids); | |
101 case VmCommandCode.UncaughtException: | |
102 return const UncaughtException(); | |
103 case VmCommandCode.CommitChangesResult: | |
104 bool success = CommandBuffer.readBoolFromBuffer(buffer, 0); | |
105 String message = CommandBuffer.readAsciiStringFromBuffer( | |
106 buffer, 1, buffer.length - 1); | |
107 return new CommitChangesResult(success, message); | |
108 case VmCommandCode.WriteSnapshotResult: | |
109 if ((buffer.offsetInBytes % 4) != 0) { | |
110 buffer = new Uint8List.fromList(buffer); | |
111 } | |
112 | |
113 int offset = 0; | |
114 | |
115 int readInt() { | |
116 int number = CommandBuffer.readInt32FromBuffer(buffer, offset); | |
117 offset += 4; | |
118 return number; | |
119 } | |
120 | |
121 Int32List readArray(int length) { | |
122 Int32List classTable = new Int32List.view( | |
123 buffer.buffer, buffer.offsetInBytes + offset, length); | |
124 offset += 4 * length; | |
125 return classTable; | |
126 } | |
127 | |
128 int hashtag = readInt(); | |
129 | |
130 int classEntries = readInt(); | |
131 Int32List classTable = readArray(classEntries); | |
132 | |
133 int functionEntries = readInt(); | |
134 Int32List functionTable = readArray(functionEntries); | |
135 | |
136 return new WriteSnapshotResult(classTable, functionTable, hashtag); | |
137 default: | |
138 throw 'Unhandled command in VmCommand.fromBuffer: $code'; | |
139 } | |
140 } | |
141 | |
142 void addTo(Sink<List<int>> sink) { | |
143 internalAddTo(sink, new CommandBuffer<VmCommandCode>()); | |
144 } | |
145 | |
146 void internalAddTo( | |
147 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
148 buffer.sendOn(sink, code); | |
149 } | |
150 | |
151 /// Indicates the number of responses we expect after sending a [VmCommand]. | |
152 /// If the number is unknown (e.g. one response determines whether more will | |
153 /// come) this will be `null`. | |
154 /// | |
155 /// Some of the [VmCommand]s will instruct the fletch-vm to continue running | |
156 /// the program. The response [VmCommand] can be one of | |
157 /// * ProcessBreakpoint | |
158 /// * ProcessTerminated | |
159 /// * ProcessCompileTimeError | |
160 /// * UncaughtException | |
161 int get numberOfResponsesExpected => null; | |
162 | |
163 String valuesToString(); | |
164 | |
165 String toString() => "$code(${valuesToString()})"; | |
166 } | |
167 | |
168 class HandShake extends VmCommand { | |
169 final String value; | |
170 | |
171 const HandShake(this.value) | |
172 : super(VmCommandCode.HandShake); | |
173 | |
174 void internalAddTo( | |
175 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
176 List<int> payload = UTF8.encode(value); | |
177 buffer | |
178 ..addUint32(payload.length) | |
179 ..addUint8List(payload) | |
180 ..sendOn(sink, code); | |
181 } | |
182 | |
183 // Expects a HandShakeResult reply. | |
184 int get numberOfResponsesExpected => 1; | |
185 | |
186 String valuesToString() => "$value"; | |
187 } | |
188 | |
189 class HandShakeResult extends VmCommand { | |
190 final bool success; | |
191 final String version; | |
192 | |
193 const HandShakeResult(this.success, this.version) | |
194 : super(VmCommandCode.HandShakeResult); | |
195 | |
196 void internalAddTo( | |
197 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
198 List<int> payload = UTF8.encode(version); | |
199 buffer | |
200 ..addUint8(success ? 1 : 0) | |
201 ..addUint32(payload.length) | |
202 ..addUint8List(payload) | |
203 ..sendOn(sink, code); | |
204 } | |
205 | |
206 int get numberOfResponsesExpected => 0; | |
207 | |
208 String valuesToString() => "$success, $version"; | |
209 } | |
210 | |
211 class Dup extends VmCommand { | |
212 const Dup() | |
213 : super(VmCommandCode.Dup); | |
214 | |
215 int get numberOfResponsesExpected => 0; | |
216 | |
217 String valuesToString() => ""; | |
218 } | |
219 | |
220 class PushNewOneByteString extends VmCommand { | |
221 final Uint8List value; | |
222 | |
223 const PushNewOneByteString(this.value) | |
224 : super(VmCommandCode.PushNewOneByteString); | |
225 | |
226 void internalAddTo( | |
227 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
228 List<int> payload = value; | |
229 buffer | |
230 ..addUint32(payload.length) | |
231 ..addUint8List(payload) | |
232 ..sendOn(sink, code); | |
233 } | |
234 | |
235 int get numberOfResponsesExpected => 0; | |
236 | |
237 String valuesToString() => "'${new String.fromCharCodes(value)}'"; | |
238 } | |
239 | |
240 class PushNewTwoByteString extends VmCommand { | |
241 final Uint16List value; | |
242 | |
243 const PushNewTwoByteString(this.value) | |
244 : super(VmCommandCode.PushNewTwoByteString); | |
245 | |
246 void internalAddTo( | |
247 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
248 List<int> payload = value.buffer.asUint8List(); | |
249 buffer | |
250 ..addUint32(payload.length) | |
251 ..addUint8List(payload) | |
252 ..sendOn(sink, code); | |
253 } | |
254 | |
255 int get numberOfResponsesExpected => 0; | |
256 | |
257 String valuesToString() => "'${new String.fromCharCodes(value)}'"; | |
258 } | |
259 | |
260 class PushNewInstance extends VmCommand { | |
261 const PushNewInstance() | |
262 : super(VmCommandCode.PushNewInstance); | |
263 | |
264 int get numberOfResponsesExpected => 0; | |
265 | |
266 String valuesToString() => ""; | |
267 } | |
268 | |
269 class PushNewClass extends VmCommand { | |
270 final int fields; | |
271 | |
272 const PushNewClass(this.fields) | |
273 : super(VmCommandCode.PushNewClass); | |
274 | |
275 void internalAddTo( | |
276 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
277 buffer | |
278 ..addUint32(fields) | |
279 ..sendOn(sink, code); | |
280 } | |
281 | |
282 int get numberOfResponsesExpected => 0; | |
283 | |
284 String valuesToString() => "$fields"; | |
285 } | |
286 | |
287 class PushBuiltinClass extends VmCommand { | |
288 final int name; | |
289 final int fields; | |
290 | |
291 const PushBuiltinClass(this.name, this.fields) | |
292 : super(VmCommandCode.PushBuiltinClass); | |
293 | |
294 void internalAddTo( | |
295 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
296 buffer | |
297 ..addUint32(name) | |
298 ..addUint32(fields) | |
299 ..sendOn(sink, code); | |
300 } | |
301 | |
302 int get numberOfResponsesExpected => 0; | |
303 | |
304 String valuesToString() => "$name, $fields"; | |
305 } | |
306 | |
307 class PushConstantList extends VmCommand { | |
308 final int entries; | |
309 | |
310 const PushConstantList(this.entries) | |
311 : super(VmCommandCode.PushConstantList); | |
312 | |
313 void internalAddTo( | |
314 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
315 buffer | |
316 ..addUint32(entries) | |
317 ..sendOn(sink, code); | |
318 } | |
319 | |
320 int get numberOfResponsesExpected => 0; | |
321 | |
322 String valuesToString() => "$entries"; | |
323 } | |
324 | |
325 class PushConstantByteList extends VmCommand { | |
326 final int entries; | |
327 | |
328 const PushConstantByteList(this.entries) | |
329 : super(VmCommandCode.PushConstantByteList); | |
330 | |
331 void internalAddTo( | |
332 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
333 buffer | |
334 ..addUint32(entries) | |
335 ..sendOn(sink, code); | |
336 } | |
337 | |
338 int get numberOfResponsesExpected => 0; | |
339 | |
340 String valuesToString() => "$entries"; | |
341 } | |
342 | |
343 class PushConstantMap extends VmCommand { | |
344 final int entries; | |
345 | |
346 const PushConstantMap(this.entries) | |
347 : super(VmCommandCode.PushConstantMap); | |
348 | |
349 void internalAddTo( | |
350 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
351 buffer | |
352 ..addUint32(entries) | |
353 ..sendOn(sink, code); | |
354 } | |
355 | |
356 int get numberOfResponsesExpected => 0; | |
357 | |
358 String valuesToString() => "$entries"; | |
359 } | |
360 | |
361 class Generic extends VmCommand { | |
362 final List<int> payload; | |
363 | |
364 const Generic(VmCommandCode code, this.payload) | |
365 : super(code); | |
366 | |
367 void internalAddTo( | |
368 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
369 buffer | |
370 ..addUint8List(payload) | |
371 ..sendOn(sink, code); | |
372 } | |
373 | |
374 // We do not know who many commands to expect as a response. | |
375 int get numberOfResponsesExpected => null; | |
376 | |
377 String valuesToString() => "$payload"; | |
378 | |
379 String toString() => "Generic($code, ${valuesToString()})"; | |
380 } | |
381 | |
382 class NewMap extends VmCommand { | |
383 final MapId map; | |
384 | |
385 const NewMap(this.map) | |
386 : super(VmCommandCode.NewMap); | |
387 | |
388 void internalAddTo( | |
389 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
390 buffer | |
391 ..addUint32(map.index) | |
392 ..sendOn(sink, code); | |
393 } | |
394 | |
395 int get numberOfResponsesExpected => 0; | |
396 | |
397 String valuesToString() => "$map"; | |
398 } | |
399 | |
400 class DeleteMap extends VmCommand { | |
401 final MapId map; | |
402 | |
403 const DeleteMap(this.map) | |
404 : super(VmCommandCode.DeleteMap); | |
405 | |
406 void internalAddTo( | |
407 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
408 buffer | |
409 ..addUint32(map.index) | |
410 ..sendOn(sink, code); | |
411 } | |
412 | |
413 int get numberOfResponsesExpected => 0; | |
414 | |
415 String valuesToString() => "$map"; | |
416 } | |
417 | |
418 abstract class MapAccess extends VmCommand { | |
419 final MapId map; | |
420 final int index; | |
421 | |
422 const MapAccess(this.map, this.index, VmCommandCode code) | |
423 : super(code); | |
424 | |
425 void internalAddTo( | |
426 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
427 buffer | |
428 ..addUint32(map.index) | |
429 ..addUint64(index) | |
430 ..sendOn(sink, code); | |
431 } | |
432 } | |
433 | |
434 class PopToMap extends MapAccess { | |
435 const PopToMap(MapId map, int index) | |
436 : super(map, index, VmCommandCode.PopToMap); | |
437 | |
438 int get numberOfResponsesExpected => 0; | |
439 | |
440 String valuesToString() => "$map, $index"; | |
441 } | |
442 | |
443 class PushFromMap extends MapAccess { | |
444 const PushFromMap(MapId map, int index) | |
445 : super(map, index, VmCommandCode.PushFromMap); | |
446 | |
447 int get numberOfResponsesExpected => 0; | |
448 | |
449 String valuesToString() => "$map, $index"; | |
450 } | |
451 | |
452 class RemoveFromMap extends MapAccess { | |
453 const RemoveFromMap(MapId map, int index) | |
454 : super(map, index, VmCommandCode.RemoveFromMap); | |
455 | |
456 int get numberOfResponsesExpected => 0; | |
457 | |
458 String valuesToString() => "$map, $index"; | |
459 } | |
460 | |
461 class Drop extends VmCommand { | |
462 final int value; | |
463 | |
464 const Drop(this.value) | |
465 : super(VmCommandCode.Drop); | |
466 | |
467 void internalAddTo( | |
468 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
469 buffer | |
470 ..addUint32(value) | |
471 ..sendOn(sink, code); | |
472 } | |
473 | |
474 int get numberOfResponsesExpected => 0; | |
475 | |
476 String valuesToString() => "$value"; | |
477 } | |
478 | |
479 class PushNull extends VmCommand { | |
480 const PushNull() | |
481 : super(VmCommandCode.PushNull); | |
482 | |
483 int get numberOfResponsesExpected => 0; | |
484 | |
485 String valuesToString() => ""; | |
486 } | |
487 | |
488 class PushBoolean extends VmCommand { | |
489 final bool value; | |
490 | |
491 const PushBoolean(this.value) | |
492 : super(VmCommandCode.PushBoolean); | |
493 | |
494 void internalAddTo( | |
495 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
496 buffer | |
497 ..addUint8(value ? 1 : 0) | |
498 ..sendOn(sink, code); | |
499 } | |
500 | |
501 int get numberOfResponsesExpected => 0; | |
502 | |
503 String valuesToString() => '$value'; | |
504 } | |
505 | |
506 class BytecodeSink implements Sink<List<int>> { | |
507 List<int> bytes = <int>[]; | |
508 | |
509 void add(List<int> data) { | |
510 bytes.addAll(data); | |
511 } | |
512 | |
513 void close() { | |
514 } | |
515 } | |
516 | |
517 class PushNewFunction extends VmCommand { | |
518 final int arity; | |
519 | |
520 final int literals; | |
521 | |
522 final List<Bytecode> bytecodes; | |
523 | |
524 final List<int> catchRanges; | |
525 | |
526 const PushNewFunction( | |
527 this.arity, | |
528 this.literals, | |
529 this.bytecodes, | |
530 this.catchRanges) | |
531 : super(VmCommandCode.PushNewFunction); | |
532 | |
533 List<int> computeBytes(List<Bytecode> bytecodes) { | |
534 BytecodeSink sink = new BytecodeSink(); | |
535 for (Bytecode bytecode in bytecodes) { | |
536 bytecode.addTo(sink); | |
537 } | |
538 return sink.bytes; | |
539 } | |
540 | |
541 void internalAddTo( | |
542 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
543 List<int> bytes = computeBytes(bytecodes); | |
544 int size = bytes.length; | |
545 if (catchRanges.isNotEmpty) size += 4 + catchRanges.length * 4; | |
546 buffer | |
547 ..addUint32(arity) | |
548 ..addUint32(literals) | |
549 ..addUint32(size) | |
550 ..addUint8List(bytes); | |
551 if (catchRanges.isNotEmpty) { | |
552 buffer.addUint32(catchRanges.length ~/ 3); | |
553 catchRanges.forEach(buffer.addUint32); | |
554 } | |
555 buffer.sendOn(sink, code); | |
556 } | |
557 | |
558 int get numberOfResponsesExpected => 0; | |
559 | |
560 String valuesToString() => "$arity, $literals, $bytecodes, $catchRanges"; | |
561 } | |
562 | |
563 class PushNewInitializer extends VmCommand { | |
564 const PushNewInitializer() | |
565 : super(VmCommandCode.PushNewInitializer); | |
566 | |
567 int get numberOfResponsesExpected => 0; | |
568 | |
569 String valuesToString() => ""; | |
570 } | |
571 | |
572 class ChangeStatics extends VmCommand { | |
573 final int count; | |
574 | |
575 const ChangeStatics(this.count) | |
576 : super(VmCommandCode.ChangeStatics); | |
577 | |
578 void internalAddTo( | |
579 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
580 buffer | |
581 ..addUint32(count) | |
582 ..sendOn(sink, code); | |
583 } | |
584 | |
585 int get numberOfResponsesExpected => 0; | |
586 | |
587 String valuesToString() => "$count"; | |
588 } | |
589 | |
590 class ChangeMethodLiteral extends VmCommand { | |
591 final int index; | |
592 | |
593 const ChangeMethodLiteral(this.index) | |
594 : super(VmCommandCode.ChangeMethodLiteral); | |
595 | |
596 void internalAddTo( | |
597 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
598 buffer | |
599 ..addUint32(index) | |
600 ..sendOn(sink, code); | |
601 } | |
602 | |
603 int get numberOfResponsesExpected => 0; | |
604 | |
605 String valuesToString() => "$index"; | |
606 } | |
607 | |
608 class ChangeMethodTable extends VmCommand { | |
609 final int count; | |
610 | |
611 const ChangeMethodTable(this.count) | |
612 : super(VmCommandCode.ChangeMethodTable); | |
613 | |
614 void internalAddTo( | |
615 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
616 buffer | |
617 ..addUint32(count) | |
618 ..sendOn(sink, code); | |
619 } | |
620 | |
621 int get numberOfResponsesExpected => 0; | |
622 | |
623 String valuesToString() => "$count"; | |
624 } | |
625 | |
626 class ChangeSuperClass extends VmCommand { | |
627 const ChangeSuperClass() | |
628 : super(VmCommandCode.ChangeSuperClass); | |
629 | |
630 int get numberOfResponsesExpected => 0; | |
631 | |
632 String valuesToString() => ""; | |
633 } | |
634 | |
635 class ChangeSchemas extends VmCommand { | |
636 final int count; | |
637 final int delta; | |
638 | |
639 const ChangeSchemas(this.count, this.delta) | |
640 : super(VmCommandCode.ChangeSchemas); | |
641 | |
642 void internalAddTo( | |
643 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
644 buffer | |
645 ..addUint32(count) | |
646 ..addUint32(delta) | |
647 ..sendOn(sink, code); | |
648 } | |
649 | |
650 int get numberOfResponsesExpected => 0; | |
651 | |
652 String valuesToString() => '$count, $delta'; | |
653 } | |
654 | |
655 class PrepareForChanges extends VmCommand { | |
656 const PrepareForChanges() | |
657 : super(VmCommandCode.PrepareForChanges); | |
658 | |
659 int get numberOfResponsesExpected => 0; | |
660 | |
661 String valuesToString() => ""; | |
662 } | |
663 | |
664 class CommitChanges extends VmCommand { | |
665 final int count; | |
666 | |
667 const CommitChanges(this.count) | |
668 : super(VmCommandCode.CommitChanges); | |
669 | |
670 void internalAddTo( | |
671 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
672 buffer | |
673 ..addUint32(count) | |
674 ..sendOn(sink, code); | |
675 } | |
676 | |
677 /// Peer will respond with [CommitChangesResult]. | |
678 int get numberOfResponsesExpected => 1; | |
679 | |
680 String valuesToString() => '$count'; | |
681 } | |
682 | |
683 class CommitChangesResult extends VmCommand { | |
684 final bool successful; | |
685 final String message; | |
686 | |
687 const CommitChangesResult(this.successful, this.message) | |
688 : super(VmCommandCode.CommitChangesResult); | |
689 | |
690 void internalAddTo( | |
691 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
692 buffer | |
693 ..addBool(successful) | |
694 ..addAsciiString(message) | |
695 ..sendOn(sink, code); | |
696 } | |
697 | |
698 int get numberOfResponsesExpected => 0; | |
699 | |
700 String valuesToString() => 'success: $successful, message: $message'; | |
701 } | |
702 | |
703 class UncaughtException extends VmCommand { | |
704 const UncaughtException() | |
705 : super(VmCommandCode.UncaughtException); | |
706 | |
707 int get numberOfResponsesExpected => 0; | |
708 | |
709 String valuesToString() => ""; | |
710 } | |
711 | |
712 class MapLookup extends VmCommand { | |
713 final MapId mapId; | |
714 | |
715 const MapLookup(this.mapId) | |
716 : super(VmCommandCode.MapLookup); | |
717 | |
718 void internalAddTo( | |
719 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
720 buffer | |
721 ..addUint32(mapId.index) | |
722 ..sendOn(sink, code); | |
723 } | |
724 | |
725 /// Peer will respond with [ObjectId]. | |
726 int get numberOfResponsesExpected => 1; | |
727 | |
728 String valuesToString() => "$mapId"; | |
729 } | |
730 | |
731 class ObjectId extends VmCommand { | |
732 final int id; | |
733 | |
734 const ObjectId(this.id) | |
735 : super(VmCommandCode.ObjectId); | |
736 | |
737 void internalAddTo( | |
738 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
739 buffer | |
740 ..addUint64(id) | |
741 ..sendOn(sink, code); | |
742 } | |
743 | |
744 int get numberOfResponsesExpected => 0; | |
745 | |
746 String valuesToString() => "$id"; | |
747 } | |
748 | |
749 class PushNewArray extends VmCommand { | |
750 final int length; | |
751 | |
752 const PushNewArray(this.length) | |
753 : super(VmCommandCode.PushNewArray); | |
754 | |
755 void internalAddTo( | |
756 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
757 buffer | |
758 ..addUint32(length) | |
759 ..sendOn(sink, code); | |
760 } | |
761 | |
762 int get numberOfResponsesExpected => 0; | |
763 | |
764 String valuesToString() => '$length'; | |
765 } | |
766 | |
767 class PushNewInteger extends VmCommand { | |
768 final int value; | |
769 | |
770 const PushNewInteger(this.value) | |
771 : super(VmCommandCode.PushNewInteger); | |
772 | |
773 void internalAddTo( | |
774 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
775 buffer | |
776 ..addUint64(value) | |
777 ..sendOn(sink, code); | |
778 } | |
779 | |
780 int get numberOfResponsesExpected => 0; | |
781 | |
782 String valuesToString() => "$value"; | |
783 } | |
784 | |
785 class PushNewBigInteger extends VmCommand { | |
786 final bool negative; | |
787 final List<int> parts; | |
788 final MapId classMap; | |
789 final int bigintClassId; | |
790 final int uint32DigitsClassId; | |
791 | |
792 const PushNewBigInteger(this.negative, | |
793 this.parts, | |
794 this.classMap, | |
795 this.bigintClassId, | |
796 this.uint32DigitsClassId) | |
797 : super(VmCommandCode.PushNewBigInteger); | |
798 | |
799 void internalAddTo( | |
800 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
801 buffer | |
802 ..addUint8(negative ? 1 : 0) | |
803 ..addUint32(parts.length) | |
804 ..addUint32(classMap.index) | |
805 ..addUint64(bigintClassId) | |
806 ..addUint64(uint32DigitsClassId); | |
807 parts.forEach((part) => buffer.addUint32(part)); | |
808 buffer.sendOn(sink, code); | |
809 } | |
810 | |
811 int get numberOfResponsesExpected => 0; | |
812 | |
813 String valuesToString() { | |
814 return "$negative, $parts, $classMap, $bigintClassId, $uint32DigitsClassId"; | |
815 } | |
816 } | |
817 | |
818 class PushNewDouble extends VmCommand { | |
819 final double value; | |
820 | |
821 const PushNewDouble(this.value) | |
822 : super(VmCommandCode.PushNewDouble); | |
823 | |
824 void internalAddTo( | |
825 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
826 buffer | |
827 ..addDouble(value) | |
828 ..sendOn(sink, code); | |
829 } | |
830 | |
831 int get numberOfResponsesExpected => 0; | |
832 | |
833 String valuesToString() => "$value"; | |
834 } | |
835 | |
836 class ProcessSpawnForMain extends VmCommand { | |
837 const ProcessSpawnForMain() | |
838 : super(VmCommandCode.ProcessSpawnForMain); | |
839 | |
840 int get numberOfResponsesExpected => 0; | |
841 | |
842 String valuesToString() => ""; | |
843 } | |
844 | |
845 class ProcessDebugInterrupt extends VmCommand { | |
846 const ProcessDebugInterrupt() | |
847 : super(VmCommandCode.ProcessDebugInterrupt); | |
848 | |
849 int get numberOfResponsesExpected => 0; | |
850 | |
851 String valuesToString() => ""; | |
852 } | |
853 | |
854 class ProcessRun extends VmCommand { | |
855 const ProcessRun() | |
856 : super(VmCommandCode.ProcessRun); | |
857 | |
858 /// It depends whether the connection is a "debugging session" or a | |
859 /// "normal session". For a normal session, we do not expect to get any | |
860 /// response, but for a debugging session we expect this to result in any of | |
861 /// the responses noted further up at [Command.numberOfResponsesExpected]. | |
862 int get numberOfResponsesExpected => null; | |
863 | |
864 String valuesToString() => ""; | |
865 } | |
866 | |
867 class ProcessSetBreakpoint extends VmCommand { | |
868 final int value; | |
869 | |
870 const ProcessSetBreakpoint(this.value) | |
871 : super(VmCommandCode.ProcessSetBreakpoint); | |
872 | |
873 void internalAddTo( | |
874 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
875 buffer | |
876 ..addUint32(value) | |
877 ..sendOn(sink, code); | |
878 } | |
879 | |
880 /// Peer will respond with [ProcessSetBreakpoint] | |
881 int get numberOfResponsesExpected => 1; | |
882 | |
883 String valuesToString() => "$value"; | |
884 } | |
885 | |
886 class ProcessDeleteBreakpoint extends VmCommand { | |
887 final int id; | |
888 | |
889 const ProcessDeleteBreakpoint(this.id) | |
890 : super(VmCommandCode.ProcessDeleteBreakpoint); | |
891 | |
892 void internalAddTo( | |
893 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
894 buffer | |
895 ..addUint32(id) | |
896 ..sendOn(sink, code); | |
897 } | |
898 | |
899 /// Peer will respond with [ProcessDeleteBreakpoint] | |
900 int get numberOfResponsesExpected => 1; | |
901 | |
902 String valuesToString() => "$id"; | |
903 } | |
904 | |
905 class ProcessBacktrace extends VmCommand { | |
906 final int frames; | |
907 final List<int> functionIds; | |
908 final List<int> bytecodeIndices; | |
909 | |
910 ProcessBacktrace(int frameCount) | |
911 : frames = frameCount, | |
912 functionIds = new List<int>(frameCount), | |
913 bytecodeIndices = new List<int>(frameCount), | |
914 super(VmCommandCode.ProcessBacktrace); | |
915 | |
916 void internalAddTo( | |
917 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
918 throw new UnimplementedError(); | |
919 } | |
920 | |
921 int get numberOfResponsesExpected => 0; | |
922 | |
923 String valuesToString() => "$frames, $functionIds, $bytecodeIndices"; | |
924 } | |
925 | |
926 class ProcessBacktraceRequest extends VmCommand { | |
927 final int processId; | |
928 | |
929 // TODO(zerny): Make the process id non-optional and non-negative. | |
930 const ProcessBacktraceRequest([this.processId = -1]) | |
931 : super(VmCommandCode.ProcessBacktraceRequest); | |
932 | |
933 void internalAddTo( | |
934 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
935 buffer | |
936 ..addUint32(processId + 1) | |
937 ..sendOn(sink, code); | |
938 } | |
939 /// Peer will respond with [ProcessBacktrace] | |
940 int get numberOfResponsesExpected => 1; | |
941 | |
942 String valuesToString() => "$processId"; | |
943 } | |
944 | |
945 class ProcessFiberBacktraceRequest extends VmCommand { | |
946 final int fiber; | |
947 | |
948 const ProcessFiberBacktraceRequest(this.fiber) | |
949 : super(VmCommandCode.ProcessFiberBacktraceRequest); | |
950 | |
951 void internalAddTo( | |
952 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
953 buffer | |
954 ..addUint64(fiber) | |
955 ..sendOn(sink, code); | |
956 } | |
957 | |
958 /// Peer will respond with [ProcessBacktrace] | |
959 int get numberOfResponsesExpected => 1; | |
960 | |
961 String valuesToString() => "$fiber"; | |
962 } | |
963 | |
964 class ProcessUncaughtExceptionRequest extends VmCommand { | |
965 const ProcessUncaughtExceptionRequest() | |
966 : super(VmCommandCode.ProcessUncaughtExceptionRequest); | |
967 | |
968 /// Peer will respond with a [DartValue] or [InstanceStructure] and a number | |
969 /// of [DartValue]s. | |
970 /// | |
971 /// The number of responses is not fixed. | |
972 int get numberOfResponsesExpected => null; | |
973 | |
974 String valuesToString() => ''; | |
975 } | |
976 | |
977 class ProcessBreakpoint extends VmCommand { | |
978 final int breakpointId; | |
979 final int functionId; | |
980 final int bytecodeIndex; | |
981 | |
982 const ProcessBreakpoint( | |
983 this.breakpointId, this.functionId, this.bytecodeIndex) | |
984 : super(VmCommandCode.ProcessBreakpoint); | |
985 | |
986 void internalAddTo( | |
987 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
988 throw new UnimplementedError(); | |
989 } | |
990 | |
991 int get numberOfResponsesExpected => 0; | |
992 | |
993 String valuesToString() => "$breakpointId, $functionId, $bytecodeIndex"; | |
994 } | |
995 | |
996 class ProcessLocal extends VmCommand { | |
997 final int frame; | |
998 final int slot; | |
999 | |
1000 const ProcessLocal(this.frame, this.slot) | |
1001 : super(VmCommandCode.ProcessLocal); | |
1002 | |
1003 void internalAddTo( | |
1004 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1005 buffer | |
1006 ..addUint32(frame) | |
1007 ..addUint32(slot) | |
1008 ..sendOn(sink, code); | |
1009 } | |
1010 | |
1011 /// Peer will respond with a [DartValue]. | |
1012 int get numberOfResponsesExpected => 1; | |
1013 | |
1014 String valuesToString() => "$frame, $slot"; | |
1015 } | |
1016 | |
1017 class ProcessLocalStructure extends VmCommand { | |
1018 final int frame; | |
1019 final int slot; | |
1020 | |
1021 const ProcessLocalStructure(this.frame, this.slot) | |
1022 : super(VmCommandCode.ProcessLocalStructure); | |
1023 | |
1024 void internalAddTo( | |
1025 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1026 buffer | |
1027 ..addUint32(frame) | |
1028 ..addUint32(slot) | |
1029 ..sendOn(sink, code); | |
1030 } | |
1031 | |
1032 /// Peer will respond with a [DartValue] or [InstanceStructure] and a number | |
1033 /// of [DartValue]s. | |
1034 /// | |
1035 /// The number of responses is not fixed. | |
1036 int get numberOfResponsesExpected => null; | |
1037 | |
1038 String valuesToString() => "$frame, $slot"; | |
1039 } | |
1040 | |
1041 class ProcessRestartFrame extends VmCommand { | |
1042 final int frame; | |
1043 | |
1044 const ProcessRestartFrame(this.frame) | |
1045 : super(VmCommandCode.ProcessRestartFrame); | |
1046 | |
1047 void internalAddTo( | |
1048 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1049 buffer | |
1050 ..addUint32(frame) | |
1051 ..sendOn(sink, code); | |
1052 } | |
1053 | |
1054 /// Peer will continue program -- see [Command.numberOfResponsesExpected] for | |
1055 /// possible responses. | |
1056 int get numberOfResponsesExpected => 1; | |
1057 | |
1058 String valuesToString() => "$frame"; | |
1059 } | |
1060 | |
1061 class ProcessStep extends VmCommand { | |
1062 const ProcessStep() | |
1063 : super(VmCommandCode.ProcessStep); | |
1064 | |
1065 /// Peer will continue program -- see [Command.numberOfResponsesExpected] for | |
1066 /// possible responses. | |
1067 int get numberOfResponsesExpected => 1; | |
1068 | |
1069 String valuesToString() => ""; | |
1070 } | |
1071 | |
1072 class ProcessStepOver extends VmCommand { | |
1073 const ProcessStepOver() | |
1074 : super(VmCommandCode.ProcessStepOver); | |
1075 | |
1076 /// Peer will respond with a [ProcessSetBreakpoint] response and continues | |
1077 /// the program -- see [Command.numberOfResponsesExpected] for possible | |
1078 /// responses. | |
1079 int get numberOfResponsesExpected => 2; | |
1080 | |
1081 String valuesToString() => ""; | |
1082 } | |
1083 | |
1084 class ProcessStepOut extends VmCommand { | |
1085 const ProcessStepOut() | |
1086 : super(VmCommandCode.ProcessStepOut); | |
1087 | |
1088 /// Peer will respond with a [ProcessSetBreakpoint] response and continues | |
1089 /// the program -- see [Command.numberOfResponsesExpected] for possible | |
1090 /// responses. | |
1091 int get numberOfResponsesExpected => 2; | |
1092 | |
1093 String valuesToString() => ""; | |
1094 } | |
1095 | |
1096 class ProcessStepTo extends VmCommand { | |
1097 final int functionId; | |
1098 final int bcp; | |
1099 | |
1100 const ProcessStepTo(this.functionId, this.bcp) | |
1101 : super(VmCommandCode.ProcessStepTo); | |
1102 | |
1103 void internalAddTo( | |
1104 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1105 buffer | |
1106 ..addUint64(functionId) | |
1107 ..addUint32(bcp) | |
1108 ..sendOn(sink, code); | |
1109 } | |
1110 | |
1111 /// Peer will continue program -- see [Command.numberOfResponsesExpected] for | |
1112 /// possible responses. | |
1113 int get numberOfResponsesExpected => 1; | |
1114 | |
1115 String valuesToString() => "$functionId, $bcp"; | |
1116 } | |
1117 | |
1118 class ProcessContinue extends VmCommand { | |
1119 const ProcessContinue() | |
1120 : super(VmCommandCode.ProcessContinue); | |
1121 | |
1122 /// Peer will continue program -- see [Command.numberOfResponsesExpected] for | |
1123 /// possible responses. | |
1124 int get numberOfResponsesExpected => 1; | |
1125 | |
1126 String valuesToString() => ""; | |
1127 } | |
1128 | |
1129 class ProcessTerminated extends VmCommand { | |
1130 const ProcessTerminated() | |
1131 : super(VmCommandCode.ProcessTerminated); | |
1132 | |
1133 int get numberOfResponsesExpected => 0; | |
1134 | |
1135 String valuesToString() => ""; | |
1136 } | |
1137 | |
1138 class ProcessCompileTimeError extends VmCommand { | |
1139 const ProcessCompileTimeError() | |
1140 : super(VmCommandCode.ProcessCompileTimeError); | |
1141 | |
1142 int get numberOfResponsesExpected => 0; | |
1143 | |
1144 String valuesToString() => ""; | |
1145 } | |
1146 | |
1147 class ProcessAddFibersToMap extends VmCommand { | |
1148 const ProcessAddFibersToMap() | |
1149 : super(VmCommandCode.ProcessAddFibersToMap); | |
1150 | |
1151 /// The peer will respond with [ProcessNumberOfStacks]. | |
1152 int get numberOfResponsesExpected => 1; | |
1153 | |
1154 String valuesToString() => ""; | |
1155 } | |
1156 | |
1157 class ProcessNumberOfStacks extends VmCommand { | |
1158 final int value; | |
1159 | |
1160 const ProcessNumberOfStacks(this.value) | |
1161 : super(VmCommandCode.ProcessNumberOfStacks); | |
1162 | |
1163 int get numberOfResponsesExpected => 0; | |
1164 | |
1165 String valuesToString() => "$value"; | |
1166 } | |
1167 | |
1168 class ProcessGetProcessIds extends VmCommand { | |
1169 const ProcessGetProcessIds() | |
1170 : super(VmCommandCode.ProcessGetProcessIds); | |
1171 | |
1172 /// The peer will respond with [ProcessGetProcessIdsResult]. | |
1173 int get numberOfResponsesExpected => 1; | |
1174 | |
1175 String valuesToString() => ""; | |
1176 } | |
1177 | |
1178 class ProcessGetProcessIdsResult extends VmCommand { | |
1179 final List<int> ids; | |
1180 | |
1181 const ProcessGetProcessIdsResult(this.ids) | |
1182 : super(VmCommandCode.ProcessGetProcessIdsResult); | |
1183 | |
1184 int get numberOfResponsesExpected => 0; | |
1185 | |
1186 String valuesToString() => "$ids"; | |
1187 } | |
1188 | |
1189 class SessionEnd extends VmCommand { | |
1190 const SessionEnd() | |
1191 : super(VmCommandCode.SessionEnd); | |
1192 | |
1193 int get numberOfResponsesExpected => 0; | |
1194 | |
1195 String valuesToString() => ""; | |
1196 } | |
1197 | |
1198 class Debugging extends VmCommand { | |
1199 const Debugging() | |
1200 : super(VmCommandCode.Debugging); | |
1201 | |
1202 void internalAddTo( | |
1203 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1204 buffer | |
1205 ..addUint32(MapId.methods.index) | |
1206 ..addUint32(MapId.classes.index) | |
1207 ..addUint32(MapId.fibers.index) | |
1208 ..sendOn(sink, code); | |
1209 } | |
1210 | |
1211 int get numberOfResponsesExpected => 0; | |
1212 | |
1213 String valuesToString() => ""; | |
1214 } | |
1215 | |
1216 class DisableStandardOutput extends VmCommand { | |
1217 const DisableStandardOutput() | |
1218 : super(VmCommandCode.DisableStandardOutput); | |
1219 | |
1220 int get numberOfResponsesExpected => 0; | |
1221 | |
1222 String valuesToString() => ""; | |
1223 } | |
1224 | |
1225 class StdoutData extends VmCommand { | |
1226 final Uint8List value; | |
1227 | |
1228 const StdoutData(this.value) | |
1229 : super(VmCommandCode.StdoutData); | |
1230 | |
1231 int get numberOfResponsesExpected => 0; | |
1232 | |
1233 String valuesToString() => "$value"; | |
1234 } | |
1235 | |
1236 class StderrData extends VmCommand { | |
1237 final Uint8List value; | |
1238 | |
1239 const StderrData(this.value) | |
1240 : super(VmCommandCode.StderrData); | |
1241 | |
1242 int get numberOfResponsesExpected => 0; | |
1243 | |
1244 String valuesToString() => "$value"; | |
1245 } | |
1246 | |
1247 class WriteSnapshot extends VmCommand { | |
1248 final String value; | |
1249 | |
1250 const WriteSnapshot(this.value) | |
1251 : super(VmCommandCode.WriteSnapshot); | |
1252 | |
1253 void internalAddTo( | |
1254 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1255 List<int> payload = UTF8.encode(value).toList()..add(0); | |
1256 buffer | |
1257 ..addUint32(payload.length) | |
1258 ..addUint8List(payload) | |
1259 ..sendOn(sink, code); | |
1260 } | |
1261 | |
1262 // Response is a [WriteSnapshotResult] message. | |
1263 int get numberOfResponsesExpected => 1; | |
1264 | |
1265 String valuesToString() => "'$value'"; | |
1266 } | |
1267 | |
1268 // Contains two tables with information about function/class offsets in the | |
1269 // program heap (when loaded from a snapshot). | |
1270 // | |
1271 // Both offset tables have the form: | |
1272 // [ | |
1273 // [class/function id1, config{1,2,3,4}-offset] | |
1274 // [class/function id2, ...], | |
1275 // ..., | |
1276 // ] | |
1277 // Each id/offset is represented as a 4 byte integer (which may be -1). | |
1278 // | |
1279 // All offsets are relative to the start of the program heap if a snapshot was | |
1280 // loaded into memory. | |
1281 // | |
1282 // The offsets are different for our 4 different configurations: | |
1283 // | |
1284 // config1: "64 bit double" | |
1285 // config2: "64 bit float" | |
1286 // config3: "32 bit double" | |
1287 // config4: "32 bit float" | |
1288 // | |
1289 class WriteSnapshotResult extends VmCommand { | |
1290 final Int32List classOffsetTable; | |
1291 final Int32List functionOffsetTable; | |
1292 final int hashtag; | |
1293 | |
1294 const WriteSnapshotResult(this.classOffsetTable, | |
1295 this.functionOffsetTable, | |
1296 this.hashtag) | |
1297 : super(VmCommandCode.WriteSnapshotResult); | |
1298 | |
1299 void internalAddTo( | |
1300 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1301 throw new UnimplementedError(); | |
1302 } | |
1303 | |
1304 int get numberOfResponsesExpected => 0; | |
1305 | |
1306 String valuesToString() => "$classOffsetTable, $functionOffsetTable"; | |
1307 } | |
1308 | |
1309 class InstanceStructure extends VmCommand { | |
1310 final int classId; | |
1311 final int fields; | |
1312 | |
1313 const InstanceStructure(this.classId, this.fields) | |
1314 : super(VmCommandCode.InstanceStructure); | |
1315 | |
1316 void internalAddTo( | |
1317 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1318 throw new UnimplementedError(); | |
1319 } | |
1320 | |
1321 int get numberOfResponsesExpected => 0; | |
1322 | |
1323 String valuesToString() => "$classId, $fields"; | |
1324 } | |
1325 | |
1326 abstract class DartValue extends VmCommand { | |
1327 const DartValue(VmCommandCode code) | |
1328 : super(code); | |
1329 | |
1330 void internalAddTo( | |
1331 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1332 throw new UnimplementedError(); | |
1333 } | |
1334 | |
1335 int get numberOfResponsesExpected => 0; | |
1336 | |
1337 String valuesToString() => dartToString(); | |
1338 | |
1339 String dartToString(); | |
1340 } | |
1341 | |
1342 class Instance extends DartValue { | |
1343 final int classId; | |
1344 | |
1345 const Instance(this.classId) | |
1346 : super(VmCommandCode.Instance); | |
1347 | |
1348 String valuesToString() => "$classId"; | |
1349 | |
1350 String dartToString() => "Instance of $classId"; | |
1351 } | |
1352 | |
1353 class ClassValue extends DartValue { | |
1354 final int classId; | |
1355 | |
1356 const ClassValue(this.classId) | |
1357 : super(VmCommandCode.Class); | |
1358 | |
1359 String valuesToString() => "$classId"; | |
1360 | |
1361 String dartToString() => "Class with id $classId"; | |
1362 } | |
1363 | |
1364 class Integer extends DartValue { | |
1365 final int value; | |
1366 | |
1367 const Integer(this.value) | |
1368 : super(VmCommandCode.Integer); | |
1369 | |
1370 void internalAddTo( | |
1371 Sink<List<int>> sink, CommandBuffer<VmCommandCode> buffer) { | |
1372 buffer | |
1373 ..addUint64(value) | |
1374 ..sendOn(sink, code); | |
1375 } | |
1376 | |
1377 String dartToString() => '$value'; | |
1378 } | |
1379 | |
1380 class Double extends DartValue { | |
1381 final double value; | |
1382 | |
1383 const Double(this.value) | |
1384 : super(VmCommandCode.Double); | |
1385 | |
1386 String dartToString() => '$value'; | |
1387 } | |
1388 | |
1389 class Boolean extends DartValue { | |
1390 final bool value; | |
1391 | |
1392 const Boolean(this.value) | |
1393 : super(VmCommandCode.Boolean); | |
1394 | |
1395 String dartToString() => '$value'; | |
1396 } | |
1397 | |
1398 class NullValue extends DartValue { | |
1399 const NullValue() | |
1400 : super(VmCommandCode.Null); | |
1401 | |
1402 String valuesToString() => ''; | |
1403 | |
1404 String dartToString() => 'null'; | |
1405 } | |
1406 | |
1407 class StringValue extends DartValue { | |
1408 final String value; | |
1409 | |
1410 const StringValue(this.value) | |
1411 : super(VmCommandCode.String); | |
1412 | |
1413 String dartToString() => "'$value'"; | |
1414 } | |
1415 | |
1416 class ConnectionError extends VmCommand { | |
1417 final error; | |
1418 | |
1419 final StackTrace trace; | |
1420 | |
1421 const ConnectionError(this.error, this.trace) | |
1422 : super(VmCommandCode.ConnectionError); | |
1423 | |
1424 int get numberOfResponsesExpected => 0; | |
1425 | |
1426 String valuesToString() => "$error, $trace"; | |
1427 } | |
1428 | |
1429 // Any change in [VmCommandCode] must also be done in [Opcode] in | |
1430 // src/shared/connection.h. | |
1431 enum VmCommandCode { | |
1432 // DO NOT MOVE! The handshake opcodes needs to be the first one as | |
1433 // it is used to verify the compiler and vm versions. | |
1434 HandShake, | |
1435 HandShakeResult, | |
1436 | |
1437 // Session opcodes. | |
1438 // TODO(ahe): Understand what "Session opcodes" mean and turn it into a | |
1439 // proper documentation comment (the comment was copied from | |
1440 // src/bridge/opcodes.dart). | |
1441 ConnectionError, | |
1442 CompilerError, | |
1443 SessionEnd, | |
1444 Debugging, | |
1445 DisableStandardOutput, | |
1446 StdoutData, | |
1447 StderrData, | |
1448 | |
1449 ProcessDebugInterrupt, | |
1450 ProcessSpawnForMain, | |
1451 ProcessRun, | |
1452 ProcessSetBreakpoint, | |
1453 ProcessDeleteBreakpoint, | |
1454 ProcessStep, | |
1455 ProcessStepOver, | |
1456 ProcessStepOut, | |
1457 ProcessStepTo, | |
1458 ProcessContinue, | |
1459 ProcessBacktraceRequest, | |
1460 ProcessFiberBacktraceRequest, | |
1461 ProcessBacktrace, | |
1462 ProcessUncaughtExceptionRequest, | |
1463 ProcessBreakpoint, | |
1464 ProcessLocal, | |
1465 ProcessLocalStructure, | |
1466 ProcessRestartFrame, | |
1467 ProcessTerminated, | |
1468 ProcessCompileTimeError, | |
1469 ProcessAddFibersToMap, | |
1470 ProcessNumberOfStacks, | |
1471 | |
1472 ProcessGetProcessIds, | |
1473 ProcessGetProcessIdsResult, | |
1474 | |
1475 WriteSnapshot, | |
1476 WriteSnapshotResult, | |
1477 CollectGarbage, | |
1478 | |
1479 NewMap, | |
1480 DeleteMap, | |
1481 PushFromMap, | |
1482 PopToMap, | |
1483 RemoveFromMap, | |
1484 | |
1485 Dup, | |
1486 Drop, | |
1487 PushNull, | |
1488 PushBoolean, | |
1489 PushNewInteger, | |
1490 PushNewBigInteger, | |
1491 PushNewDouble, | |
1492 PushNewOneByteString, | |
1493 PushNewTwoByteString, | |
1494 PushNewInstance, | |
1495 PushNewArray, | |
1496 PushNewFunction, | |
1497 PushNewInitializer, | |
1498 PushNewClass, | |
1499 PushBuiltinClass, | |
1500 PushConstantList, | |
1501 PushConstantByteList, | |
1502 PushConstantMap, | |
1503 | |
1504 ChangeSuperClass, | |
1505 ChangeMethodTable, | |
1506 ChangeMethodLiteral, | |
1507 ChangeStatics, | |
1508 ChangeSchemas, | |
1509 | |
1510 PrepareForChanges, | |
1511 CommitChanges, | |
1512 CommitChangesResult, | |
1513 DiscardChange, | |
1514 | |
1515 UncaughtException, | |
1516 | |
1517 MapLookup, | |
1518 ObjectId, | |
1519 | |
1520 Integer, | |
1521 Boolean, | |
1522 Null, | |
1523 Double, | |
1524 String, | |
1525 Instance, | |
1526 Class, | |
1527 InstanceStructure | |
1528 } | |
1529 | |
1530 enum MapId { | |
1531 methods, | |
1532 classes, | |
1533 constants, | |
1534 fibers, | |
1535 } | |
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