11 files changed, 40 insertions, 17 deletions
diff --git a/packages/0x.js/src/0x.ts b/packages/0x.js/src/0x.ts
index bf776cd95..78f9f6beb 100644
--- a/packages/0x.js/src/0x.ts
+++ b/packages/0x.js/src/0x.ts
@@ -1,6 +1,5 @@
 import { schemas, SchemaValidator } from '@0xproject/json-schemas';
 import {
-    assert,
     generatePseudoRandomSalt,
     getOrderHashHex,
     isValidOrderHash,
@@ -24,6 +23,7 @@ import { zeroExConfigSchema } from './schemas/zero_ex_config_schema';
 import { zeroExPrivateNetworkConfigSchema } from './schemas/zero_ex_private_network_config_schema';
 import { zeroExPublicNetworkConfigSchema } from './schemas/zero_ex_public_network_config_schema';
 import { OrderStateWatcherConfig, ZeroExConfig, ZeroExError } from './types';
+import { assert } from './utils/assert';
 import { constants } from './utils/constants';
 import { decorators } from './utils/decorators';
 import { utils } from './utils/utils';
diff --git a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
index 8a8caa4dc..fd39de34b 100644
--- a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
@@ -1,5 +1,4 @@
 import { schemas } from '@0xproject/json-schemas';
-import { assert } from '@0xproject/order-utils';
 import { LogWithDecodedArgs } from '@0xproject/types';
 import { AbiDecoder, BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
@@ -7,6 +6,7 @@ import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
 import { BlockRange, EventCallback, IndexedFilterValues, TransactionOpts, ZeroExError } from '../types';
+import { assert } from '../utils/assert';
 
 import { ContractWrapper } from './contract_wrapper';
 import { EtherTokenContract, EtherTokenContractEventArgs, EtherTokenEvents } from './generated/ether_token';
diff --git a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts
index 5dca61ab3..6ddaaaf4f 100644
--- a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts
@@ -1,5 +1,5 @@
 import { schemas } from '@0xproject/json-schemas';
-import { assert, getOrderHashHex } from '@0xproject/order-utils';
+import { getOrderHashHex } from '@0xproject/order-utils';
 import {
     BlockParamLiteral,
     DecodedLogArgs,
@@ -31,6 +31,7 @@ import {
     OrderValues,
     ValidateOrderFillableOpts,
 } from '../types';
+import { assert } from '../utils/assert';
 import { decorators } from '../utils/decorators';
 import { ExchangeTransferSimulator } from '../utils/exchange_transfer_simulator';
 import { OrderStateUtils } from '../utils/order_state_utils';
diff --git a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts
index a1ec91757..c4a193264 100644
--- a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts
@@ -1,9 +1,9 @@
-import { assert } from '@0xproject/order-utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
 import { Token, TokenMetadata } from '../types';
+import { assert } from '../utils/assert';
 import { constants } from '../utils/constants';
 
 import { ContractWrapper } from './contract_wrapper';
diff --git a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts
index 495923ecc..be558b5be 100644
--- a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts
@@ -1,8 +1,8 @@
-import { assert } from '@0xproject/order-utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
+import { assert } from '../utils/assert';
 
 import { ContractWrapper } from './contract_wrapper';
 import { TokenTransferProxyContract } from './generated/token_transfer_proxy';
diff --git a/packages/0x.js/src/contract_wrappers/token_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_wrapper.ts
index 6751f46b3..194cfb5aa 100644
--- a/packages/0x.js/src/contract_wrappers/token_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/token_wrapper.ts
@@ -1,5 +1,4 @@
 import { schemas } from '@0xproject/json-schemas';
-import { assert } from '@0xproject/order-utils';
 import { LogWithDecodedArgs } from '@0xproject/types';
 import { AbiDecoder, BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
@@ -7,6 +6,7 @@ import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
 import { BlockRange, EventCallback, IndexedFilterValues, MethodOpts, TransactionOpts, ZeroExError } from '../types';
+import { assert } from '../utils/assert';
 import { constants } from '../utils/constants';
 
 import { ContractWrapper } from './contract_wrapper';
diff --git a/packages/0x.js/src/order_watcher/event_watcher.ts b/packages/0x.js/src/order_watcher/event_watcher.ts
index 545b352a4..de5a99a46 100644
--- a/packages/0x.js/src/order_watcher/event_watcher.ts
+++ b/packages/0x.js/src/order_watcher/event_watcher.ts
@@ -1,10 +1,10 @@
-import { assert } from '@0xproject/order-utils';
 import { BlockParamLiteral, LogEntry } from '@0xproject/types';
 import { intervalUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { EventWatcherCallback, ZeroExError } from '../types';
+import { assert } from '../utils/assert';
 
 const DEFAULT_EVENT_POLLING_INTERVAL_MS = 200;
 
diff --git a/packages/0x.js/src/order_watcher/order_state_watcher.ts b/packages/0x.js/src/order_watcher/order_state_watcher.ts
index 008db6bc4..a9df8ac9d 100644
--- a/packages/0x.js/src/order_watcher/order_state_watcher.ts
+++ b/packages/0x.js/src/order_watcher/order_state_watcher.ts
@@ -1,5 +1,4 @@
 import { schemas } from '@0xproject/json-schemas';
-import { assert } from '@0xproject/order-utils';
 import { BlockParamLiteral, LogWithDecodedArgs, SignedOrder } from '@0xproject/types';
 import { AbiDecoder, intervalUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
@@ -34,6 +33,7 @@ import {
     OrderStateWatcherConfig,
     ZeroExError,
 } from '../types';
+import { assert } from '../utils/assert';
 import { OrderStateUtils } from '../utils/order_state_utils';
 import { utils } from '../utils/utils';
 
diff --git a/packages/0x.js/src/utils/assert.ts b/packages/0x.js/src/utils/assert.ts
new file mode 100644
index 000000000..2588a4d09
--- /dev/null
+++ b/packages/0x.js/src/utils/assert.ts
@@ -0,0 +1,31 @@
+import { assert as sharedAssert } from '@0xproject/assert';
+// We need those two unused imports because they're actually used by sharedAssert which gets injected here
+// tslint:disable-next-line:no-unused-variable
+import { Schema } from '@0xproject/json-schemas';
+// tslint:disable-next-line:no-unused-variable
+import { ECSignature } from '@0xproject/types';
+import { BigNumber } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import * as _ from 'lodash';
+
+import { isValidSignature } from '@0xproject/order-utils';
+
+export const assert = {
+    ...sharedAssert,
+    isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
+        const isValid = isValidSignature(orderHash, ecSignature, signerAddress);
+        this.assert(isValid, `Expected order with hash '${orderHash}' to have a valid signature`);
+    },
+    async isSenderAddressAsync(
+        variableName: string,
+        senderAddressHex: string,
+        web3Wrapper: Web3Wrapper,
+    ): Promise<void> {
+        sharedAssert.isETHAddressHex(variableName, senderAddressHex);
+        const isSenderAddressAvailable = await web3Wrapper.isSenderAddressAvailableAsync(senderAddressHex);
+        sharedAssert.assert(
+            isSenderAddressAvailable,
+            `Specified ${variableName} ${senderAddressHex} isn't available through the supplied web3 provider`,
+        );
+    },
+};
diff --git a/packages/order-utils/src/assert.ts b/packages/order-utils/src/assert.ts
index 92641b845..5ac402e7e 100644
--- a/packages/order-utils/src/assert.ts
+++ b/packages/order-utils/src/assert.ts
@@ -12,10 +12,6 @@ import { isValidSignature } from './signature_utils';
 
 export const assert = {
     ...sharedAssert,
-    isValidSignature(orderHash: string, ecSignature: ECSignature, signerAddress: string) {
-        const isValid = isValidSignature(orderHash, ecSignature, signerAddress);
-        this.assert(isValid, `Expected order with hash '${orderHash}' to have a valid signature`);
-    },
     async isSenderAddressAsync(
         variableName: string,
         senderAddressHex: string,
@@ -28,8 +24,4 @@ export const assert = {
             `Specified ${variableName} ${senderAddressHex} isn't available through the supplied web3 provider`,
         );
     },
-    async isUserAddressAvailableAsync(web3Wrapper: Web3Wrapper): Promise<void> {
-        const availableAddresses = await web3Wrapper.getAvailableAddressesAsync();
-        this.assert(!_.isEmpty(availableAddresses), 'No addresses were available on the provided web3 provider');
-    },
 };
diff --git a/packages/order-utils/src/index.ts b/packages/order-utils/src/index.ts
index 4addd60d6..2b565f713 100644
--- a/packages/order-utils/src/index.ts
+++ b/packages/order-utils/src/index.ts
@@ -2,6 +2,5 @@ export { getOrderHashHex, isValidOrderHash } from './order_hash';
 export { isValidSignature, signOrderHashAsync } from './signature_utils';
 export { orderFactory } from './order_factory';
 export { generatePseudoRandomSalt } from './salt';
-export { assert } from './assert';
 export { constants } from './constants';
 export { OrderError } from './types';