forked from ethers-io/ethers.js
-
Notifications
You must be signed in to change notification settings - Fork 0
/
contract.js
714 lines (714 loc) · 30.9 KB
/
contract.js
1
2
3
4
5
6
7
8
9
10
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
106
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
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
'use strict';
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
var constants_1 = require("./constants");
var errors = __importStar(require("./errors"));
var abi_coder_1 = require("./utils/abi-coder");
var address_1 = require("./utils/address");
var bignumber_1 = require("./utils/bignumber");
var bytes_1 = require("./utils/bytes");
var interface_1 = require("./utils/interface");
var properties_1 = require("./utils/properties");
///////////////////////////////
// Imported Abstracts
var abstract_provider_1 = require("./providers/abstract-provider");
var abstract_signer_1 = require("./abstract-signer");
///////////////////////////////
var VoidSigner = /** @class */ (function (_super) {
__extends(VoidSigner, _super);
function VoidSigner(address, provider) {
var _this = _super.call(this) || this;
properties_1.defineReadOnly(_this, 'address', address);
properties_1.defineReadOnly(_this, 'provider', provider);
return _this;
}
VoidSigner.prototype.getAddress = function () {
return Promise.resolve(this.address);
};
VoidSigner.prototype._fail = function (message, operation) {
return Promise.resolve().then(function () {
errors.throwError(message, errors.UNSUPPORTED_OPERATION, { operation: operation });
});
};
VoidSigner.prototype.signMessage = function (message) {
return this._fail('VoidSigner cannot sign messages', 'signMessage');
};
VoidSigner.prototype.sendTransaction = function (transaction) {
return this._fail('VoidSigner cannot sign transactions', 'sendTransaction');
};
VoidSigner.prototype.connect = function (provider) {
return new VoidSigner(this.address, provider);
};
return VoidSigner;
}(abstract_signer_1.Signer));
exports.VoidSigner = VoidSigner;
var allowedTransactionKeys = {
chainId: true, data: true, from: true, gasLimit: true, gasPrice: true, nonce: true, to: true, value: true
};
// Recursively replaces ENS names with promises to resolve the name and
// stalls until all promises have returned
// @TODO: Expand this to resolve any promises too
function resolveAddresses(provider, value, paramType) {
if (Array.isArray(paramType)) {
var promises_1 = [];
paramType.forEach(function (paramType, index) {
var v = null;
if (Array.isArray(value)) {
v = value[index];
}
else {
v = value[paramType.name];
}
promises_1.push(resolveAddresses(provider, v, paramType));
});
return Promise.all(promises_1);
}
if (paramType.type === 'address') {
return provider.resolveName(value);
}
if (paramType.type === 'tuple') {
return resolveAddresses(provider, value, paramType.components);
}
// Strips one level of array indexing off the end to recuse into
var isArrayMatch = paramType.type.match(/(.*)(\[[0-9]*\]$)/);
if (isArrayMatch) {
if (!Array.isArray(value)) {
throw new Error('invalid value for array');
}
var promises = [];
var subParamType = {
components: paramType.components,
type: isArrayMatch[1],
};
value.forEach(function (v) {
promises.push(resolveAddresses(provider, v, subParamType));
});
return Promise.all(promises);
}
return Promise.resolve(value);
}
function runMethod(contract, functionName, estimateOnly) {
var method = contract.interface.functions[functionName];
return function () {
var params = [];
for (var _i = 0; _i < arguments.length; _i++) {
params[_i] = arguments[_i];
}
var tx = {};
var blockTag = null;
// If 1 extra parameter was passed in, it contains overrides
if (params.length === method.inputs.length + 1 && typeof (params[params.length - 1]) === 'object') {
tx = properties_1.shallowCopy(params.pop());
if (tx.blockTag != null) {
blockTag = tx.blockTag;
}
delete tx.blockTag;
// Check for unexpected keys (e.g. using "gas" instead of "gasLimit")
for (var key in tx) {
if (!allowedTransactionKeys[key]) {
throw new Error('unknown transaction override ' + key);
}
}
}
if (params.length != method.inputs.length) {
throw new Error('incorrect number of arguments');
}
// Check overrides make sense
['data', 'to'].forEach(function (key) {
if (tx[key] != null) {
errors.throwError('cannot override ' + key, errors.UNSUPPORTED_OPERATION, { operation: key });
}
});
tx.to = contract._deployed(blockTag).then(function () {
return contract.addressPromise;
});
return resolveAddresses(contract.provider, params, method.inputs).then(function (params) {
tx.data = method.encode(params);
if (method.type === 'call') {
// Call (constant functions) always cost 0 ether
if (estimateOnly) {
return Promise.resolve(constants_1.Zero);
}
if (!contract.provider) {
errors.throwError('call (constant functions) require a provider or a signer with a provider', errors.UNSUPPORTED_OPERATION, { operation: 'call' });
}
// Check overrides make sense
['gasLimit', 'gasPrice', 'value'].forEach(function (key) {
if (tx[key] != null) {
throw new Error('call cannot override ' + key);
}
});
if (tx.from == null && contract.signer) {
tx.from = contract.signer.getAddress();
}
return contract.provider.call(tx, blockTag).then(function (value) {
if ((bytes_1.hexDataLength(value) % 32) === 4 && bytes_1.hexDataSlice(value, 0, 4) === '0x08c379a0') {
var reason = abi_coder_1.defaultAbiCoder.decode(['string'], bytes_1.hexDataSlice(value, 4));
errors.throwError('call revert exception', errors.CALL_EXCEPTION, {
address: contract.address,
args: params,
method: method.signature,
errorSignature: 'Error(string)',
errorArgs: [reason],
reason: reason,
transaction: tx
});
}
try {
var result = method.decode(value);
if (method.outputs.length === 1) {
result = result[0];
}
return result;
}
catch (error) {
if (value === '0x' && method.outputs.length > 0) {
errors.throwError('call exception', errors.CALL_EXCEPTION, {
address: contract.address,
method: method.signature,
args: params
});
}
throw error;
}
});
}
else if (method.type === 'transaction') {
// Only computing the transaction estimate
if (estimateOnly) {
if (!contract.provider) {
errors.throwError('estimate gas require a provider or a signer with a provider', errors.UNSUPPORTED_OPERATION, { operation: 'estimateGas' });
}
if (tx.from == null && contract.signer) {
tx.from = contract.signer.getAddress();
}
return contract.provider.estimateGas(tx);
}
if (tx.gasLimit == null && method.gas != null) {
tx.gasLimit = bignumber_1.bigNumberify(method.gas).add(21000);
}
if (!contract.signer) {
errors.throwError('sending a transaction requires a signer', errors.UNSUPPORTED_OPERATION, { operation: 'sendTransaction' });
}
// Make sure they aren't overriding something they shouldn't
if (tx.from != null) {
errors.throwError('cannot override from in a transaction', errors.UNSUPPORTED_OPERATION, { operation: 'sendTransaction' });
}
return contract.signer.sendTransaction(tx).then(function (tx) {
var wait = tx.wait.bind(tx);
tx.wait = function (confirmations) {
return wait(confirmations).then(function (receipt) {
receipt.events = receipt.logs.map(function (log) {
var event = properties_1.deepCopy(log);
var parsed = contract.interface.parseLog(log);
if (parsed) {
event.args = parsed.values;
event.decode = parsed.decode;
event.event = parsed.name;
event.eventSignature = parsed.signature;
}
event.removeListener = function () { return contract.provider; };
event.getBlock = function () {
return contract.provider.getBlock(receipt.blockHash);
};
event.getTransaction = function () {
return contract.provider.getTransaction(receipt.transactionHash);
};
event.getTransactionReceipt = function () {
return Promise.resolve(receipt);
};
return event;
});
return receipt;
});
};
return tx;
});
}
throw new Error('invalid type - ' + method.type);
return null;
});
};
}
function getEventTag(filter) {
if (filter.address && (filter.topics == null || filter.topics.length === 0)) {
return '*';
}
return (filter.address || '*') + '@' + (filter.topics ? filter.topics.join(':') : '');
}
var Contract = /** @class */ (function () {
// https://github.com/Microsoft/TypeScript/issues/5453
// Once this issue is resolved (there are open PR) we can do this nicer
// by making addressOrName default to null for 2 operand calls. :)
// ParamType is not actually correct here, but for legacy reasons,
// we need it. See #721.
function Contract(addressOrName, contractInterface, signerOrProvider) {
var _this = this;
errors.checkNew(this, Contract);
// @TODO: Maybe still check the addressOrName looks like a valid address or name?
//address = getAddress(address);
if (interface_1.Interface.isInterface(contractInterface)) {
properties_1.defineReadOnly(this, 'interface', contractInterface);
}
else {
properties_1.defineReadOnly(this, 'interface', new interface_1.Interface(contractInterface));
}
if (abstract_signer_1.Signer.isSigner(signerOrProvider)) {
properties_1.defineReadOnly(this, 'provider', signerOrProvider.provider);
properties_1.defineReadOnly(this, 'signer', signerOrProvider);
}
else if (abstract_provider_1.Provider.isProvider(signerOrProvider)) {
properties_1.defineReadOnly(this, 'provider', signerOrProvider);
properties_1.defineReadOnly(this, 'signer', null);
}
else {
errors.throwError('invalid signer or provider', errors.INVALID_ARGUMENT, { arg: 'signerOrProvider', value: signerOrProvider });
}
properties_1.defineReadOnly(this, 'estimate', {});
properties_1.defineReadOnly(this, 'functions', {});
properties_1.defineReadOnly(this, 'filters', {});
Object.keys(this.interface.events).forEach(function (eventName) {
var event = _this.interface.events[eventName];
properties_1.defineReadOnly(_this.filters, eventName, function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
return {
address: _this.address,
topics: event.encodeTopics(args)
};
});
});
this._events = [];
properties_1.defineReadOnly(this, 'address', addressOrName);
if (this.provider) {
properties_1.defineReadOnly(this, 'addressPromise', this.provider.resolveName(addressOrName).then(function (address) {
if (address == null) {
throw new Error('name not found');
}
return address;
}).catch(function (error) {
throw error;
}));
}
else {
try {
properties_1.defineReadOnly(this, 'addressPromise', Promise.resolve(address_1.getAddress(addressOrName)));
}
catch (error) {
// Without a provider, we cannot use ENS names
errors.throwError('provider is required to use non-address contract address', errors.INVALID_ARGUMENT, { argument: 'addressOrName', value: addressOrName });
}
}
Object.keys(this.interface.functions).forEach(function (name) {
var run = runMethod(_this, name, false);
if (_this[name] == null) {
properties_1.defineReadOnly(_this, name, run);
}
else {
errors.warn('WARNING: Multiple definitions for ' + name);
}
if (_this.functions[name] == null) {
properties_1.defineReadOnly(_this.functions, name, run);
properties_1.defineReadOnly(_this.estimate, name, runMethod(_this, name, true));
}
});
}
// @TODO: Allow timeout?
Contract.prototype.deployed = function () {
return this._deployed();
};
Contract.prototype._deployed = function (blockTag) {
var _this = this;
if (!this._deployedPromise) {
// If we were just deployed, we know the transaction we should occur in
if (this.deployTransaction) {
this._deployedPromise = this.deployTransaction.wait().then(function () {
return _this;
});
}
else {
// @TODO: Once we allow a timeout to be passed in, we will wait
// up to that many blocks for getCode
// Otherwise, poll for our code to be deployed
this._deployedPromise = this.provider.getCode(this.address, blockTag).then(function (code) {
if (code === '0x') {
errors.throwError('contract not deployed', errors.UNSUPPORTED_OPERATION, {
contractAddress: _this.address,
operation: 'getDeployed'
});
}
return _this;
});
}
}
return this._deployedPromise;
};
// @TODO:
// estimateFallback(overrides?: TransactionRequest): Promise<BigNumber>
// @TODO:
// estimateDeploy(bytecode: string, ...args): Promise<BigNumber>
Contract.prototype.fallback = function (overrides) {
var _this = this;
if (!this.signer) {
errors.throwError('sending a transaction requires a signer', errors.UNSUPPORTED_OPERATION, { operation: 'sendTransaction(fallback)' });
}
var tx = properties_1.shallowCopy(overrides || {});
['from', 'to'].forEach(function (key) {
if (tx[key] == null) {
return;
}
errors.throwError('cannot override ' + key, errors.UNSUPPORTED_OPERATION, { operation: key });
});
tx.to = this.addressPromise;
return this.deployed().then(function () {
return _this.signer.sendTransaction(tx);
});
};
// Reconnect to a different signer or provider
Contract.prototype.connect = function (signerOrProvider) {
if (typeof (signerOrProvider) === 'string') {
signerOrProvider = new VoidSigner(signerOrProvider, this.provider);
}
var contract = new Contract(this.address, this.interface, signerOrProvider);
if (this.deployTransaction) {
properties_1.defineReadOnly(contract, 'deployTransaction', this.deployTransaction);
}
return contract;
};
// Re-attach to a different on=chain instance of this contract
Contract.prototype.attach = function (addressOrName) {
return new Contract(addressOrName, this.interface, this.signer || this.provider);
};
Contract.isIndexed = function (value) {
return interface_1.Interface.isIndexed(value);
};
Contract.prototype._getEventFilter = function (eventName) {
var _this = this;
if (typeof (eventName) === 'string') {
// Listen for any event
if (eventName === '*') {
return {
prepareEvent: function (e) {
var parsed = _this.interface.parseLog(e);
if (parsed) {
e.args = parsed.values;
e.decode = parsed.decode;
e.event = parsed.name;
e.eventSignature = parsed.signature;
}
return [e];
},
eventTag: '*',
filter: { address: this.address },
};
}
// Normalize the eventName
if (eventName.indexOf('(') !== -1) {
eventName = abi_coder_1.formatSignature(abi_coder_1.parseSignature('event ' + eventName));
}
var event_1 = this.interface.events[eventName];
if (!event_1) {
errors.throwError('unknown event - ' + eventName, errors.INVALID_ARGUMENT, { argumnet: 'eventName', value: eventName });
}
var filter_1 = {
address: this.address,
topics: [event_1.topic]
};
return {
prepareEvent: function (e) {
var args = event_1.decode(e.data, e.topics);
e.args = args;
var result = Array.prototype.slice.call(args);
result.push(e);
return result;
},
event: event_1,
eventTag: getEventTag(filter_1),
filter: filter_1
};
}
var filter = {
address: this.address
};
// Find the matching event in the ABI; if none, we still allow filtering
// since it may be a filter for an otherwise unknown event
var event = null;
if (eventName.topics && eventName.topics[0]) {
filter.topics = eventName.topics;
for (var name_1 in this.interface.events) {
if (name_1.indexOf('(') === -1) {
continue;
}
var e = this.interface.events[name_1];
if (e.topic === eventName.topics[0].toLowerCase()) {
event = e;
break;
}
}
}
return {
prepareEvent: function (e) {
if (!event) {
return [e];
}
var args = event.decode(e.data, e.topics);
e.args = args;
var result = Array.prototype.slice.call(args);
result.push(e);
return result;
},
event: event,
eventTag: getEventTag(filter),
filter: filter
};
};
Contract.prototype._addEventListener = function (eventFilter, listener, once) {
var _this = this;
if (!this.provider) {
errors.throwError('events require a provider or a signer with a provider', errors.UNSUPPORTED_OPERATION, { operation: 'once' });
}
var wrappedListener = function (log) {
var event = properties_1.deepCopy(log);
var args = eventFilter.prepareEvent(event);
if (eventFilter.event) {
event.decode = eventFilter.event.decode;
event.event = eventFilter.event.name;
event.eventSignature = eventFilter.event.signature;
}
event.removeListener = function () { _this.removeListener(eventFilter.filter, listener); };
event.getBlock = function () { return _this.provider.getBlock(log.blockHash); };
event.getTransaction = function () { return _this.provider.getTransaction(log.transactionHash); };
event.getTransactionReceipt = function () { return _this.provider.getTransactionReceipt(log.transactionHash); };
_this.emit.apply(_this, [eventFilter.filter].concat(args));
};
this.provider.on(eventFilter.filter, wrappedListener);
this._events.push({ eventFilter: eventFilter, listener: listener, wrappedListener: wrappedListener, once: once });
};
Contract.prototype.on = function (event, listener) {
this._addEventListener(this._getEventFilter(event), listener, false);
return this;
};
Contract.prototype.once = function (event, listener) {
this._addEventListener(this._getEventFilter(event), listener, true);
return this;
};
Contract.prototype.addListener = function (eventName, listener) {
return this.on(eventName, listener);
};
Contract.prototype.emit = function (eventName) {
var _this = this;
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
if (!this.provider) {
return false;
}
var result = false;
var eventFilter = this._getEventFilter(eventName);
this._events = this._events.filter(function (event) {
// Not this event (keep it for later)
if (event.eventFilter.eventTag !== eventFilter.eventTag) {
return true;
}
// Call the callback in the next event loop
setTimeout(function () {
event.listener.apply(_this, args);
}, 0);
result = true;
// Reschedule it if it not "once"
return !(event.once);
});
return result;
};
Contract.prototype.listenerCount = function (eventName) {
if (!this.provider) {
return 0;
}
var eventFilter = this._getEventFilter(eventName);
return this._events.filter(function (event) {
return event.eventFilter.eventTag === eventFilter.eventTag;
}).length;
};
Contract.prototype.listeners = function (eventName) {
if (!this.provider) {
return [];
}
var eventFilter = this._getEventFilter(eventName);
return this._events.filter(function (event) {
return event.eventFilter.eventTag === eventFilter.eventTag;
}).map(function (event) { return event.listener; });
};
Contract.prototype.removeAllListeners = function (eventName) {
var _this = this;
if (!this.provider) {
return this;
}
var eventFilter = this._getEventFilter(eventName);
this._events = this._events.filter(function (event) {
// Keep all other events
if (event.eventFilter.eventTag !== eventFilter.eventTag) {
return true;
}
// Deregister this event from the provider and filter it out
_this.provider.removeListener(event.eventFilter.filter, event.wrappedListener);
return false;
});
return this;
};
Contract.prototype.removeListener = function (eventName, listener) {
var _this = this;
if (!this.provider) {
return this;
}
var found = false;
var eventFilter = this._getEventFilter(eventName);
this._events = this._events.filter(function (event) {
// Make sure this event and listener match
if (event.eventFilter.eventTag !== eventFilter.eventTag) {
return true;
}
if (event.listener !== listener) {
return true;
}
_this.provider.removeListener(event.eventFilter.filter, event.wrappedListener);
// Already found a matching event in a previous loop
if (found) {
return true;
}
// REmove this event (returning false filters us out)
found = true;
return false;
});
return this;
};
return Contract;
}());
exports.Contract = Contract;
var ContractFactory = /** @class */ (function () {
// ParamType is not actually correct here, but for legacy reasons,
// we need it. See #721.
function ContractFactory(contractInterface, bytecode, signer) {
var bytecodeHex = null;
// Allow the bytecode object from the Solidity compiler
if (typeof (bytecode) === 'string') {
bytecodeHex = bytecode;
}
else if (bytes_1.isArrayish(bytecode)) {
bytecodeHex = bytes_1.hexlify(bytecode);
}
else if (typeof (bytecode.object) === 'string') {
bytecodeHex = bytecode.object;
}
else {
errors.throwError('bytecode must be a valid hex string', errors.INVALID_ARGUMENT, { arg: 'bytecode', value: bytecode });
}
// Make sure it is 0x prefixed
if (bytecodeHex.substring(0, 2) !== '0x') {
bytecodeHex = '0x' + bytecodeHex;
}
if (!bytes_1.isHexString(bytecodeHex)) {
errors.throwError('bytecode must be a valid hex string', errors.INVALID_ARGUMENT, { arg: 'bytecode', value: bytecode });
}
if ((bytecodeHex.length % 2) !== 0) {
errors.throwError('bytecode must be valid data (even length)', errors.INVALID_ARGUMENT, { arg: 'bytecode', value: bytecode });
}
properties_1.defineReadOnly(this, 'bytecode', bytecodeHex);
if (interface_1.Interface.isInterface(contractInterface)) {
properties_1.defineReadOnly(this, 'interface', contractInterface);
}
else {
properties_1.defineReadOnly(this, 'interface', new interface_1.Interface(contractInterface));
}
if (signer && !abstract_signer_1.Signer.isSigner(signer)) {
errors.throwError('invalid signer', errors.INVALID_ARGUMENT, { arg: 'signer', value: null });
}
properties_1.defineReadOnly(this, 'signer', signer || null);
}
ContractFactory.prototype.getDeployTransaction = function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
var tx = {};
// If we have 1 additional argument, we allow transaction overrides
if (args.length === this.interface.deployFunction.inputs.length + 1) {
tx = properties_1.shallowCopy(args.pop());
for (var key in tx) {
if (!allowedTransactionKeys[key]) {
throw new Error('unknown transaction override ' + key);
}
}
}
// Do not allow these to be overridden in a deployment transaction
['data', 'from', 'to'].forEach(function (key) {
if (tx[key] == null) {
return;
}
errors.throwError('cannot override ' + key, errors.UNSUPPORTED_OPERATION, { operation: key });
});
// Make sure the call matches the constructor signature
errors.checkArgumentCount(args.length, this.interface.deployFunction.inputs.length, ' in Contract constructor');
// Set the data to the bytecode + the encoded constructor arguments
tx.data = this.interface.deployFunction.encode(this.bytecode, args);
return tx;
};
ContractFactory.prototype.deploy = function () {
var _this = this;
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
// Get the deployment transaction (with optional overrides)
var tx = this.getDeployTransaction.apply(this, args);
// Send the deployment transaction
return this.signer.sendTransaction(tx).then(function (tx) {
var contract = new Contract(address_1.getContractAddress(tx), _this.interface, _this.signer);
properties_1.defineReadOnly(contract, 'deployTransaction', tx);
return contract;
});
};
ContractFactory.prototype.attach = function (address) {
return new Contract(address, this.interface, this.signer);
};
ContractFactory.prototype.connect = function (signer) {
return new ContractFactory(this.interface, this.bytecode, signer);
};
ContractFactory.fromSolidity = function (compilerOutput, signer) {
if (compilerOutput == null) {
errors.throwError('missing compiler output', errors.MISSING_ARGUMENT, { argument: 'compilerOutput' });
}
if (typeof (compilerOutput) === 'string') {
compilerOutput = JSON.parse(compilerOutput);
}
var abi = compilerOutput.abi;
var bytecode = null;
if (compilerOutput.bytecode) {
bytecode = compilerOutput.bytecode;
}
else if (compilerOutput.evm && compilerOutput.evm.bytecode) {
bytecode = compilerOutput.evm.bytecode;
}
return new ContractFactory(abi, bytecode, signer);
};
return ContractFactory;
}());
exports.ContractFactory = ContractFactory;