@0xcert/ethereum-generic-provider - npm Package Compare versions

Comparing version 0.0.0-alpha3 to 0.0.0-alpha4

dist/core/errors.d.ts

@@ -1,2 +0,2 @@
-import { GenericProviderError } from '@0xcert/scaffold';
-export declare function parseError(error: any): GenericProviderError;
+import { ProviderError } from '@0xcert/scaffold';
+export declare function parseError(error: any): ProviderError;

dist/core/errors.js

@@ -5,106 +5,108 @@ "use strict";
 function parseError(error) {
-    if (error instanceof scaffold_1.GenericProviderError) {
+    if (error instanceof scaffold_1.ProviderError) {
         return error;
     }
-    else {
-        const stringError = String(error);
-        if (stringError.indexOf('revert') > 0) {
-            if (stringError.indexOf('003001') > 0
-                || stringError.indexOf('004001') > 0
-                || stringError.indexOf('005001') > 0
-                || stringError.indexOf('006001') > 0
-                || stringError.indexOf('018002') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.ZERO_ADDRESS, error);
-            }
-            if (stringError.indexOf('003002') > 0
-                || stringError.indexOf('004002') > 0
-                || stringError.indexOf('005002') > 0
-                || stringError.indexOf('006002') > 0
-                || stringError.indexOf('010001') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_NFT, error);
-            }
-            if (stringError.indexOf('003003') > 0
-                || stringError.indexOf('003004') > 0
-                || stringError.indexOf('004003') > 0
-                || stringError.indexOf('004004') > 0
-                || stringError.indexOf('005003') > 0
-                || stringError.indexOf('005004') > 0
-                || stringError.indexOf('006003') > 0
-                || stringError.indexOf('006004') > 0
-                || stringError.indexOf('008001') > 0
-                || stringError.indexOf('017001') > 0
-                || stringError.indexOf('018001') > 0
-                || stringError.indexOf('019001') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.NOT_AUTHORIZED, error);
-            }
-            if (stringError.indexOf('003005') > 0
-                || stringError.indexOf('004005') > 0
-                || stringError.indexOf('005005') > 0
-                || stringError.indexOf('006005') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.RECEIVER_DOES_NOT_SUPPORT_NFT, error);
-            }
-            if (stringError.indexOf('003006') > 0
-                || stringError.indexOf('004006') > 0
-                || stringError.indexOf('005006') > 0
-                || stringError.indexOf('006006') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.NFT_ALREADY_EXISTS, error);
-            }
-            if (stringError.indexOf('005007') > 0
-                || stringError.indexOf('006007') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_INDEX, error);
-            }
-            if (stringError.indexOf('009001') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.TRANSFERS_PAUSED, error);
-            }
-            if (stringError.indexOf('012001') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.COIN_TRANSFER_FAILED, error);
-            }
-            if (stringError.indexOf('015001') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_SIGNATURE_KIND, error);
-            }
-            if (stringError.indexOf('015002') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_PROXY, error);
-            }
-            if (stringError.indexOf('015003') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.YOU_ARE_NOT_THE_TAKER, error);
-            }
-            if (stringError.indexOf('015004') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.SENDER_NOT_TAKER_OR_MAKER, error);
-            }
-            if (stringError.indexOf('015005') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.ORDER_EXPIRED, error);
-            }
-            if (stringError.indexOf('015006') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_SIGNATURE, error);
-            }
-            if (stringError.indexOf('015007') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.ORDER_CANCELED, error);
-            }
-            if (stringError.indexOf('015008') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE, error);
-            }
-            if (stringError.indexOf('015009') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.YOU_ARE_NOT_THE_MAKER, error);
-            }
-            if (stringError.indexOf('015010') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.SIGNER_NOT_AUTHORIZED, error);
-            }
-            if (stringError.indexOf('017002') > 0) {
-                return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST, error);
-            }
-            return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.GENERAL_REVERT, error);
+    const stringError = String(error);
+    if (stringError.indexOf('revert') > 0) {
+        if (stringError.indexOf('003001') > 0
+            || stringError.indexOf('004001') > 0
+            || stringError.indexOf('005001') > 0
+            || stringError.indexOf('006001') > 0
+            || stringError.indexOf('018002') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.ZERO_ADDRESS, error);
         }
-        if (stringError.indexOf('Transaction was not mined within') > 0
-            || stringError.indexOf('Invalid JSON RPC response') > 0) {
-            return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.TRANSATION_RESPONSE_ERROR_CHECK_PENDING_TRANSACTIONS, error);
+        else if (stringError.indexOf('003002') > 0
+            || stringError.indexOf('004002') > 0
+            || stringError.indexOf('005002') > 0
+            || stringError.indexOf('006002') > 0
+            || stringError.indexOf('010001') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_NFT, error);
         }
-        if (stringError.indexOf('invalid address') > 0
-            || stringError.indexOf('is invalid, the capitalization checksum test failed, or its an indrect IBAN address which') > 0
-            || stringError.indexOf('Provided address is not a valid addres') > 0) {
-            return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.INVALID_ADDRESS, error);
+        else if (stringError.indexOf('003003') > 0
+            || stringError.indexOf('003004') > 0
+            || stringError.indexOf('004003') > 0
+            || stringError.indexOf('004004') > 0
+            || stringError.indexOf('005003') > 0
+            || stringError.indexOf('005004') > 0
+            || stringError.indexOf('006003') > 0
+            || stringError.indexOf('006004') > 0
+            || stringError.indexOf('008001') > 0
+            || stringError.indexOf('017001') > 0
+            || stringError.indexOf('018001') > 0
+            || stringError.indexOf('019001') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.NOT_AUTHORIZED, error);
         }
-        return new scaffold_1.GenericProviderError(scaffold_1.GenericProviderIssue.UNHANDLED, error);
+        else if (stringError.indexOf('003005') > 0
+            || stringError.indexOf('004005') > 0
+            || stringError.indexOf('005005') > 0
+            || stringError.indexOf('006005') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.RECEIVER_DOES_NOT_SUPPORT_NFT, error);
+        }
+        else if (stringError.indexOf('003006') > 0
+            || stringError.indexOf('004006') > 0
+            || stringError.indexOf('005006') > 0
+            || stringError.indexOf('006006') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.NFT_ALREADY_EXISTS, error);
+        }
+        else if (stringError.indexOf('005007') > 0
+            || stringError.indexOf('006007') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_INDEX, error);
+        }
+        else if (stringError.indexOf('009001') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.TRANSFERS_PAUSED, error);
+        }
+        else if (stringError.indexOf('012001') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.COIN_TRANSFER_FAILED, error);
+        }
+        else if (stringError.indexOf('015001') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_SIGNATURE_KIND, error);
+        }
+        else if (stringError.indexOf('015002') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_PROXY, error);
+        }
+        else if (stringError.indexOf('015003') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.YOU_ARE_NOT_THE_TAKER, error);
+        }
+        else if (stringError.indexOf('015004') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.SENDER_NOT_TAKER_OR_MAKER, error);
+        }
+        else if (stringError.indexOf('015005') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.ORDER_EXPIRED, error);
+        }
+        else if (stringError.indexOf('015006') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_SIGNATURE, error);
+        }
+        else if (stringError.indexOf('015007') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.ORDER_CANCELED, error);
+        }
+        else if (stringError.indexOf('015008') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE, error);
+        }
+        else if (stringError.indexOf('015009') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.YOU_ARE_NOT_THE_MAKER, error);
+        }
+        else if (stringError.indexOf('015010') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.SIGNER_NOT_AUTHORIZED, error);
+        }
+        else if (stringError.indexOf('017002') > 0) {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST, error);
+        }
+        else {
+            return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.GENERAL_REVERT, error);
+        }
     }
+    else if (stringError.indexOf('Transaction was not mined within') > 0
+        || stringError.indexOf('Invalid JSON RPC response') > 0) {
+        return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.TRANSATION_RESPONSE_ERROR_CHECK_PENDING_TRANSACTIONS, error);
+    }
+    else if (stringError.indexOf('invalid address') > 0
+        || stringError.indexOf('is invalid, the capitalization checksum test failed, or its an indrect IBAN address which') > 0
+        || stringError.indexOf('Provided address is not a valid addres') > 0) {
+        return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.INVALID_ADDRESS, error);
+    }
+    else {
+        return new scaffold_1.ProviderError(scaffold_1.ProviderIssue.UNHANDLED, error);
+    }
 }
 exports.parseError = parseError;
 //# sourceMappingURL=errors.js.map

dist/core/mutation.d.ts

 /// <reference types="node" />
 import { EventEmitter } from 'events';
+import { MutationBase } from '@0xcert/scaffold';
 import { MutationEvent } from './types';
-export declare class Mutation extends EventEmitter {
-    id: string;
-    confirmations: number;
-    protected provider: any;
-    protected timer: any;
-    protected done: boolean;
+export declare class Mutation extends EventEmitter implements MutationBase {
+    protected $id: string;
+    protected $confirmations: number;
+    protected $senderId: string;
+    protected $receiverId: string;
+    protected $provider: any;
+    protected $timer: any;
+    protected $done: boolean;
     constructor(provider: any, id: string);
+    readonly id: string;
+    readonly provider: any;
+    readonly confirmations: number;
+    readonly senderId: string;
+    readonly receiverId: string;
     emit(event: MutationEvent.CONFIRM, mutation: Mutation): any;
@@ -24,2 +32,5 @@ emit(event: MutationEvent.RESOLVE, mutation: Mutation): any;
     protected loopUntilResolved(): Promise<any>;
+    protected getTransactionObject(): Promise<any>;
+    protected getTransactionReceipt(): Promise<any>;
+    protected getLastBlock(): Promise<number>;
 }

dist/core/mutation.js

@@ -12,2 +12,3 @@ "use strict";
 const events_1 = require("events");
+const normalize_address_1 = require("@0xcert/ethereum-utils/dist/lib/normalize-address");
 const types_1 = require("./types");
@@ -17,8 +18,23 @@ class Mutation extends events_1.EventEmitter {
         super();
-        this.confirmations = 0;
-        this.timer = null;
-        this.done = false;
-        this.provider = provider;
-        this.id = id;
+        this.$confirmations = 0;
+        this.$timer = null;
+        this.$done = false;
+        this.$id = normalize_address_1.normalizeAddress(id);
+        this.$provider = provider;
     }
+    get id() {
+        return this.$id;
+    }
+    get provider() {
+        return this.$provider;
+    }
+    get confirmations() {
+        return this.$confirmations;
+    }
+    get senderId() {
+        return this.$senderId;
+    }
+    get receiverId() {
+        return this.$receiverId;
+    }
     emit(...args) {
@@ -43,3 +59,3 @@ return super.emit.call(this, ...args);
         return __awaiter(this, void 0, void 0, function* () {
-            if (this.done) {
+            if (this.$done) {
                 return this;
@@ -55,4 +71,4 @@ }
     forget() {
-        if (this.timer) {
-            clearTimeout(this.timer);
+        if (this.$timer) {
+            clearTimeout(this.$timer);
         }
@@ -63,13 +79,14 @@ return this;
         return __awaiter(this, void 0, void 0, function* () {
-            const tx = yield this.provider.getTransactionByHash(this.id);
+            const tx = yield this.getTransactionObject();
             if (!tx) {
                 return this.emit(types_1.MutationEvent.ERROR, new Error('Mutation not found (1)'));
             }
-            const block = yield this.provider.getBlockByNumber('latest');
-            if (!block) {
-                return this.emit(types_1.MutationEvent.ERROR, new Error('Mutation not found (2)'));
+            else if (!tx.to) {
+                tx.to = yield this.getTransactionReceipt().then((r) => r.contractAddress);
             }
-            this.confirmations = block.number - tx.blockNumber;
+            this.$senderId = normalize_address_1.normalizeAddress(tx.from);
+            this.$receiverId = normalize_address_1.normalizeAddress(tx.to);
+            this.$confirmations = yield this.getLastBlock().then((lastBlock) => lastBlock - parseInt(tx.blockNumber));
             if (this.confirmations >= 25) {
-                this.done = true;
+                this.$done = true;
                 this.emit(types_1.MutationEvent.RESOLVE, this);
@@ -79,8 +96,34 @@ }
                 this.emit(types_1.MutationEvent.CONFIRM, this);
-                this.timer = setTimeout(this.loopUntilResolved.bind(this), 14000);
+                this.$timer = setTimeout(this.loopUntilResolved.bind(this), 14000);
             }
         });
     }
+    getTransactionObject() {
+        return __awaiter(this, void 0, void 0, function* () {
+            const res = yield this.$provider.post({
+                method: 'eth_getTransactionByHash',
+                params: this.id,
+            });
+            return res.result;
+        });
+    }
+    getTransactionReceipt() {
+        return __awaiter(this, void 0, void 0, function* () {
+            const res = yield this.$provider.post({
+                method: 'eth_getTransactionReceipt',
+                params: this.id,
+            });
+            return res.result;
+        });
+    }
+    getLastBlock() {
+        return __awaiter(this, void 0, void 0, function* () {
+            const res = yield this.$provider.post({
+                method: 'eth_blockNumber',
+            });
+            return parseInt(res.result);
+        });
+    }
 }
 exports.Mutation = Mutation;
 //# sourceMappingURL=mutation.js.map

dist/core/provider.d.ts

@@ -1,27 +0,17 @@
-/// <reference types="node" />
-import { EventEmitter } from "events";
-import { TransactionObject, BlockObject, RpcResponse, QuantityTag, ContractQueryOptions, ContractMutationOptions, SendOptions, SignOptions, SignMethod, ProviderEvent } from './types';
-import { Mutation } from './mutation';
+import { RpcResponse, SendOptions, SignMethod } from './types';
 export interface GenericProviderOptions {
     accountId?: string;
-    client: any;
+    client?: any;
     signMethod?: SignMethod;
+    unsafeRecipientIds?: string[];
 }
-export declare class GenericProvider extends EventEmitter {
-    protected client: any;
-    protected requestIndex: number;
+export declare class GenericProvider {
     accountId: string;
     signMethod: SignMethod;
+    unsafeRecipientIds: string[];
+    protected $client: any;
+    protected $id: number;
     constructor(options: GenericProviderOptions);
-    emit(event: ProviderEvent): boolean;
-    on(event: ProviderEvent, handler: () => any): this;
-    once(event: ProviderEvent, handler: () => any): this;
-    off(event: ProviderEvent, handler?: () => any): this;
-    getBlockByNumber(tag: QuantityTag): Promise<BlockObject>;
-    getTransactionByHash(hash: string): Promise<TransactionObject>;
-    mutateContract(options: ContractMutationOptions): Promise<Mutation>;
-    queryContract<T = any[]>(options: ContractQueryOptions): Promise<T>;
-    sign(options: SignOptions): Promise<string>;
-    protected send(options: SendOptions): Promise<RpcResponse>;
-    protected getUniqueRequestIndex(): number;
+    post(options: SendOptions): Promise<RpcResponse>;
+    protected getNextId(): number;
 }

dist/core/provider.js

@@ -11,101 +11,19 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-const events_1 = require("events");
-const getBlockByNumber = require("../procedures/get-block-by-number");
-const getTransactionByHash = require("../procedures/get-transaction-by-hash");
-const mutateContract = require("../procedures/mutate-contract");
-const queryContract = require("../procedures/query-contract");
-const sign = require("../procedures/sign");
 const types_1 = require("./types");
 const errors_1 = require("./errors");
-const mutation_1 = require("./mutation");
-class GenericProvider extends events_1.EventEmitter {
+class GenericProvider {
     constructor(options) {
-        super();
-        this.requestIndex = 0;
+        this.$id = 0;
         this.accountId = options.accountId;
         this.signMethod = options.signMethod || types_1.SignMethod.ETH_SIGN;
-        this.client = options.client && options.client.currentProvider
+        this.unsafeRecipientIds = options.unsafeRecipientIds || [];
+        this.$client = options.client && options.client.currentProvider
             ? options.client.currentProvider
             : options.client;
-        if (this.client) {
-            this.client.on(types_1.ProviderEvent.NETWORK_CHANGE, () => this.emit(types_1.ProviderEvent.NETWORK_CHANGE));
-            this.client.on(types_1.ProviderEvent.ACCOUNT_CHANGE, () => this.emit(types_1.ProviderEvent.ACCOUNT_CHANGE));
-        }
     }
-    emit(event) {
-        return super.emit(event);
-    }
-    on(event, handler) {
-        return super.on(event, handler);
-    }
-    once(event, handler) {
-        return super.once(event, handler);
-    }
-    off(event, handler) {
-        if (handler) {
-            return super.off(event, handler);
-        }
-        else {
-            return super.removeAllListeners(event);
-        }
-    }
-    getBlockByNumber(tag) {
+    post(options) {
         return __awaiter(this, void 0, void 0, function* () {
-            return this.send({
-                method: 'eth_getBlockByNumber',
-                params: getBlockByNumber.buildParams(tag),
-            }).then((res) => {
-                return getBlockByNumber.parseResult(res);
-            });
-        });
-    }
-    getTransactionByHash(hash) {
-        return __awaiter(this, void 0, void 0, function* () {
-            return this.send({
-                method: 'eth_getTransactionByHash',
-                params: getTransactionByHash.buildParams(hash),
-            }).then((res) => {
-                return getTransactionByHash.parseResult(res);
-            });
-        });
-    }
-    mutateContract(options) {
-        return __awaiter(this, void 0, void 0, function* () {
-            options = Object.assign({ from: this.accountId }, options);
-            return this.send({
-                method: 'eth_sendTransaction',
-                params: mutateContract.buildParams(options),
-            }).then((res) => {
-                return mutateContract.parseResult(res);
-            }).then((id) => {
-                return new mutation_1.Mutation(this, id);
-            });
-        });
-    }
-    queryContract(options) {
-        return __awaiter(this, void 0, void 0, function* () {
-            return this.send({
-                method: 'eth_call',
-                params: queryContract.buildParams(options),
-            }).then((res) => {
-                return queryContract.parseResult(options, res);
-            });
-        });
-    }
-    sign(options) {
-        return __awaiter(this, void 0, void 0, function* () {
-            options = Object.assign({ from: this.accountId, signMethod: this.signMethod }, options);
-            return this.send({
-                method: 'eth_sign',
-                params: sign.buildParams(options),
-            }).then((res) => {
-                return sign.parseResult(options, res);
-            });
-        });
-    }
-    send(options) {
-        return __awaiter(this, void 0, void 0, function* () {
-            const requestIndex = this.getUniqueRequestIndex();
+            const requestIndex = options.id || this.getNextId();
             return new Promise((resolve, reject) => {
-                this.client.send(Object.assign({ jsonrpc: '2.0', id: requestIndex }, options), (err, res) => {
+                this.$client.send(Object.assign({ jsonrpc: '2.0', id: requestIndex }, options), (err, res) => {
                     if (err) {
@@ -127,5 +45,5 @@ return reject(err);
     }
-    getUniqueRequestIndex() {
-        this.requestIndex++;
-        return this.requestIndex;
+    getNextId() {
+        this.$id++;
+        return this.$id;
     }
@@ -132,0 +50,0 @@ }

dist/core/types.d.ts

@@ -6,6 +6,2 @@ export declare enum SignMethod {
 }
-export declare enum ProviderEvent {
-    NETWORK_CHANGE = "networkChanged",
-    ACCOUNT_CHANGE = "accountsChanged"
-}
 export declare enum MutationEvent {
@@ -21,33 +17,2 @@ RESOLVE = "resolve",
 }
-export interface BlockObject {
-    number: number;
-    hash: string;
-    nonce: number;
-    timestamp: number;
-}
-export interface TransactionObject {
-    blockHash: string;
-    blockNumber: number;
-    from: string;
-    hash: string;
-    nonce: number;
-    to: string;
-    transactionIndex: number;
-}
-export interface ContractMutationOptions {
-    to: string;
-    abi: {
-        [key: string]: any;
-    };
-    data: any;
-    from?: string;
-}
-export interface ContractQueryOptions {
-    to: string;
-    abi: {
-        [key: string]: any;
-    };
-    tag: QuantityTag;
-    data?: any;
-}
 export interface SendOptions {
@@ -59,7 +24,1 @@ method: string;
 }
-export interface SignOptions {
-    message: string;
-    from?: string;
-    signMethod?: SignMethod;
-}
-export declare type QuantityTag = 'earliest' | 'pending' | 'latest' | number;

dist/core/types.js

@@ -9,7 +9,2 @@ "use strict";
 })(SignMethod = exports.SignMethod || (exports.SignMethod = {}));
-var ProviderEvent;
-(function (ProviderEvent) {
-    ProviderEvent["NETWORK_CHANGE"] = "networkChanged";
-    ProviderEvent["ACCOUNT_CHANGE"] = "accountsChanged";
-})(ProviderEvent = exports.ProviderEvent || (exports.ProviderEvent = {}));
 var MutationEvent;
@@ -16,0 +11,0 @@ (function (MutationEvent) {

dist/tests/core/errors/errors.test.js

@@ -13,3 +13,3 @@ "use strict";
 const ethereum_sandbox_1 = require("@0xcert/ethereum-sandbox");
-const errors_1 = require("@0xcert/scaffold/dist/core/errors");
+const scaffold_1 = require("@0xcert/scaffold");
 const __1 = require("../../..");
@@ -48,3 +48,3 @@ const spec = new spec_1.Spec();
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ZERO_ADDRESS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ZERO_ADDRESS);
     });
@@ -54,3 +54,3 @@ yield erc721Metadata.instance.methods.balanceOf(zeroAddress).call()
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ZERO_ADDRESS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ZERO_ADDRESS);
     });
@@ -60,3 +60,3 @@ yield erc721Enumerable.instance.methods.balanceOf(zeroAddress).call()
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ZERO_ADDRESS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ZERO_ADDRESS);
     });
@@ -73,3 +73,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_NFT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_NFT);
     });
@@ -79,3 +79,3 @@ yield erc721Metadata.instance.methods.ownerOf('2').call()
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_NFT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_NFT);
     });
@@ -85,3 +85,3 @@ yield erc721Enumerable.instance.methods.ownerOf('2').call()
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_NFT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_NFT);
     });
@@ -92,3 +92,3 @@ yield mutableXcert.instance.methods.updateTokenProof('1', '0x973124ffc4a03e66d6a4458e587d5d6146f71fc57f359c8d516e0b12a50ab0d9')
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_NFT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_NFT);
     });
@@ -108,3 +108,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -114,3 +114,3 @@ yield erc721Metadata.instance.methods.approve(bob, '2').call({ from: owner })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -120,3 +120,3 @@ yield erc721Enumerable.instance.methods.approve(bob, '2').call({ from: owner })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -126,3 +126,3 @@ yield erc721.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -132,3 +132,3 @@ yield erc721Metadata.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -138,3 +138,3 @@ yield erc721Enumerable.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -144,3 +144,3 @@ yield burnableXcert.instance.methods.burn('123').call({ from: bob })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -150,3 +150,3 @@ yield xcert.instance.methods.assignAbilities(bob, [0]).call({ from: bob })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NOT_AUTHORIZED);
     });
@@ -162,3 +162,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.GENERAL_REVERT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.GENERAL_REVERT);
     });
@@ -168,3 +168,3 @@ yield erc721Metadata.instance.methods.safeTransferFrom(jane, erc721.instance._address, '123').call({ from: jane })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.GENERAL_REVERT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.GENERAL_REVERT);
     });
@@ -174,3 +174,3 @@ yield erc721Enumerable.instance.methods.safeTransferFrom(jane, erc721.instance._address, '123').call({ from: jane })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.GENERAL_REVERT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.GENERAL_REVERT);
     });
@@ -187,3 +187,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NFT_ALREADY_EXISTS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NFT_ALREADY_EXISTS);
     });
@@ -193,3 +193,3 @@ yield erc721Metadata.instance.methods.mint(bob, '123').call({ from: owner })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NFT_ALREADY_EXISTS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NFT_ALREADY_EXISTS);
     });
@@ -199,3 +199,3 @@ yield erc721Enumerable.instance.methods.mint(bob, '123').call({ from: owner })
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.NFT_ALREADY_EXISTS);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.NFT_ALREADY_EXISTS);
     });
@@ -209,3 +209,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_INDEX);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_INDEX);
     });
@@ -215,3 +215,3 @@ yield erc721Enumerable.instance.methods.tokenOfOwnerByIndex(owner, 2).call()
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_INDEX);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_INDEX);
     });
@@ -227,3 +227,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.TRANSFERS_PAUSED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.TRANSFERS_PAUSED);
     });
@@ -244,3 +244,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.GENERAL_REVERT);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.GENERAL_REVERT);
     });
@@ -284,3 +284,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_PROXY);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_PROXY);
     });
@@ -326,3 +326,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.YOU_ARE_NOT_THE_TAKER);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.YOU_ARE_NOT_THE_TAKER);
     });
@@ -367,3 +367,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.SENDER_NOT_TAKER_OR_MAKER);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.SENDER_NOT_TAKER_OR_MAKER);
     });
@@ -408,3 +408,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ORDER_EXPIRED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ORDER_EXPIRED);
     });
@@ -451,3 +451,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.INVALID_SIGNATURE);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.INVALID_SIGNATURE);
     });
@@ -493,3 +493,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ORDER_CANCELED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ORDER_CANCELED);
     });
@@ -535,3 +535,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE);
     });
@@ -565,3 +565,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.YOU_ARE_NOT_THE_MAKER);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.YOU_ARE_NOT_THE_MAKER);
     });
@@ -604,3 +604,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.SIGNER_NOT_AUTHORIZED);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.SIGNER_NOT_AUTHORIZED);
     });
@@ -614,3 +614,3 @@ }));
         .catch((e) => {
-        ctx.is(__1.parseError(e).issue, errors_1.GenericProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST);
+        ctx.is(__1.parseError(e).issue, scaffold_1.ProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST);
     });
@@ -617,0 +617,0 @@ }));

dist/tests/core/mutation/resolve-instance-method.test.js

@@ -32,6 +32,8 @@ "use strict";
     const provider = ctx.get('provider');
+    const coinbase = ctx.get('coinbase');
+    const bob = ctx.get('bob');
     const counters = { confirm: 0, resolve: 0 };
     const { transactionHash } = yield ctx.web3.eth.sendTransaction({
-        from: ctx.get('coinbase'),
-        to: ctx.get('bob'),
+        from: coinbase,
+        to: bob,
         value: 100000,
@@ -44,7 +46,9 @@ });
     ctx.is(mutation.id, transactionHash);
+    ctx.is(mutation.senderId, coinbase.toLowerCase());
+    ctx.is(mutation.receiverId, bob.toLowerCase());
     ctx.is(counters.confirm, 1);
+    ctx.true(mutation.confirmations >= 25);
     ctx.true(counters.confirm >= 1);
-    ctx.true(mutation.confirmations >= 25);
 }));
 exports.default = spec;
 //# sourceMappingURL=resolve-instance-method.test.js.map

package-deps.json

 {
   "files": {
     "packages/0xcert-ethereum-generic-provider/nodemon.json": "82b893373db9861f1df4b55d8ea68a5d37b118de",
-    "packages/0xcert-ethereum-generic-provider/package.json": "2168ef27a10fbbaecf3c15c67ebf9e5ca03d562e",
-    "packages/0xcert-ethereum-generic-provider/src/core/errors.ts": "a7c91c3cdc15b8b906b00879550d1c31ddd9ec91",
-    "packages/0xcert-ethereum-generic-provider/src/core/mutation.ts": "96870fb038ab29fb09653dbb264ce4c14d30c754",
-    "packages/0xcert-ethereum-generic-provider/src/core/provider.ts": "10393bab9af50fef3f47a29365ed59964efbb2c6",
-    "packages/0xcert-ethereum-generic-provider/src/core/types.ts": "fc1def4dc650ef7d8b598f1602ae51a3ab43f209",
+    "packages/0xcert-ethereum-generic-provider/package.json": "37586298ea324269e62417ef3df49c4384b8e200",
+    "packages/0xcert-ethereum-generic-provider/src/core/errors.ts": "4a3e19bb1a68371e5adfdfd4b1d42098ff73d17c",
+    "packages/0xcert-ethereum-generic-provider/src/core/mutation.ts": "1d0d6afa658f88c8a4e5b405028f7904c68b8c33",
+    "packages/0xcert-ethereum-generic-provider/src/core/provider.ts": "f093b9e195bf5fac07462e4479a920975d59ed12",
+    "packages/0xcert-ethereum-generic-provider/src/core/types.ts": "02bd82e1d363f2c4e0e11ac1317a6f548d84220c",
     "packages/0xcert-ethereum-generic-provider/src/index.ts": "a4b6262ea7cb45960084814850cb98a8717b05e8",
-    "packages/0xcert-ethereum-generic-provider/src/procedures/get-block-by-number.ts": "225a1352040f4837d3a55d7a9b5277c81f5d6fad",
-    "packages/0xcert-ethereum-generic-provider/src/procedures/get-transaction-by-hash.ts": "f0e27c895585aeaeda2279575017987165bb6975",
-    "packages/0xcert-ethereum-generic-provider/src/procedures/mutate-contract.ts": "b4fc171d98ffb3b47f30ea75fb6f47a049bcbbbc",
-    "packages/0xcert-ethereum-generic-provider/src/procedures/query-contract.ts": "0fa6b0b29145ff69c746d6cf7a3cf1e8792f7b10",
-    "packages/0xcert-ethereum-generic-provider/src/procedures/sign.ts": "1ca193eb92b22da781c4a22ec31cedc2adbc66bf",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/errors/errors.test.ts": "6b42a2d0c8f852d9a51e014c5d25ce133523040b",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/mutation/resolve-instance-method.test.ts": "6bbdea02d72f8b9a61bbbbb5b9a78defb27519bd",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/get-block-by-number-instance-method.test.ts": "3277c0d7c7e678fb5e337cd9aa1d545a93957d4a",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/get-transaction-by-hash-instance-method.test.ts": "98b6d2974413d553eb899b5fd2327378a0fb0ad1",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/mutate-contract-instance-method.test.ts": "54c1625b8f48843d30c57afb0696b00e9aa4309d",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/query-contract-instance-method.test.ts": "de3b1e437b1580e8ada19cf5e18c5633394a73e6",
-    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/sign-instance-method.test.ts": "8a5da359cb327afbc11d5f50254f77dbda2673b6",
+    "packages/0xcert-ethereum-generic-provider/src/tests/core/errors/errors.test.ts": "0d10cb8373d8899ebcf9e82bd8fc6449d500dfc5",
+    "packages/0xcert-ethereum-generic-provider/src/tests/core/mutation/resolve-instance-method.test.ts": "c7a782d42de1867a820c8efd6baa3d97c9344c62",
+    "packages/0xcert-ethereum-generic-provider/src/tests/core/provider/send-instance-method.test.ts": "083c4d7c89ba9bbe89bd3ddff62f10a27b932502",
     "packages/0xcert-ethereum-generic-provider/src/tests/index.test.ts": "8f3b7d1d01c857ac2d3231518a012242fc0607a5",
     "packages/0xcert-ethereum-generic-provider/tsconfig.json": "4aeac3c20e45b7e477e82012eb7788f7dbb11bf3",
-    "common/config/rush/npm-shrinkwrap.json": "9dea1ec1c34d5bcf4df825f8250513472c8f14f2"
+    "common/config/rush/npm-shrinkwrap.json": "85e9a2392b6dc8ee32e79467374e9a32d2631090"
   },
-  "arguments": "npx specron test "
+  "arguments": "npm run clean; npx tsc "
 }

package.json

 {
   "name": "@0xcert/ethereum-generic-provider",
-  "version": "0.0.0-alpha3",
+  "version": "0.0.0-alpha4",
   "description": "Ethereum ledger for 0xcert protocol.",
@@ -26,3 +26,3 @@ "main": "./dist/index.js",
   "devDependencies": {
-    "@0xcert/ethereum-sandbox": "0.0.0-alpha3",
+    "@0xcert/ethereum-sandbox": "0.0.0-alpha4",
     "@types/node": "^10.12.10",
@@ -37,6 +37,5 @@ "@specron/cli": "^0.3.0",
   "dependencies": {
-    "@0xcert/scaffold": "0.0.0-alpha3",
-    "@0xcert/utils": "0.0.0-alpha3",
-    "web3-eth-abi": "^1.0.0-beta.36"
+    "@0xcert/ethereum-utils": "0.0.0-alpha4",
+    "@0xcert/scaffold": "0.0.0-alpha4"
   }
 }

src/core/errors.ts

@@ -1,134 +0,116 @@
-import { GenericProviderError, GenericProviderIssue } from '@0xcert/scaffold';
+import { ProviderError, ProviderIssue } from '@0xcert/scaffold';
+
 /**
- * Converts web3 error into uified GenericProviderError.
+ * Converts web3 error into uified ProviderError.
  * @param error Error object.
  */
 export function parseError(error: any) {
-  if (error instanceof GenericProviderError) {
+
+  if (error instanceof ProviderError) {
     return error;
   }
-  else {
-    const stringError = String(error);
 
-    // contract(revert) errors
-    if(stringError.indexOf('revert') > 0)
-    {
-      if(stringError.indexOf('003001') > 0
-        || stringError.indexOf('004001') > 0
-        || stringError.indexOf('005001') > 0
-        || stringError.indexOf('006001') > 0
-        || stringError.indexOf('018002') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.ZERO_ADDRESS, error);
-      }
-      if(stringError.indexOf('003002') > 0
-        || stringError.indexOf('004002') > 0
-        || stringError.indexOf('005002') > 0
-        || stringError.indexOf('006002') > 0
-        || stringError.indexOf('010001') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.INVALID_NFT, error);
-      }
-      if(stringError.indexOf('003003') > 0
-        || stringError.indexOf('003004') > 0
-        || stringError.indexOf('004003') > 0
-        || stringError.indexOf('004004') > 0
-        || stringError.indexOf('005003') > 0
-        || stringError.indexOf('005004') > 0
-        || stringError.indexOf('006003') > 0
-        || stringError.indexOf('006004') > 0
-        || stringError.indexOf('008001') > 0
-        || stringError.indexOf('017001') > 0
-        || stringError.indexOf('018001') > 0
-        || stringError.indexOf('019001') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.NOT_AUTHORIZED, error);
-      }
-      if(stringError.indexOf('003005') > 0
-        || stringError.indexOf('004005') > 0
-        || stringError.indexOf('005005') > 0
-        || stringError.indexOf('006005') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.RECEIVER_DOES_NOT_SUPPORT_NFT, error);
-      }
-      if(stringError.indexOf('003006') > 0
-        || stringError.indexOf('004006') > 0
-        || stringError.indexOf('005006') > 0
-        || stringError.indexOf('006006') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.NFT_ALREADY_EXISTS, error);
-      }
-      if(stringError.indexOf('005007') > 0
-        || stringError.indexOf('006007') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.INVALID_INDEX, error);
-      }
-      if(stringError.indexOf('009001') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.TRANSFERS_PAUSED, error);
-      }
-      if(stringError.indexOf('012001') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.COIN_TRANSFER_FAILED, error);
-      }
-      if(stringError.indexOf('015001') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.INVALID_SIGNATURE_KIND, error);
-      }
-      if(stringError.indexOf('015002') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.INVALID_PROXY, error);
-      }
-      if(stringError.indexOf('015003') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.YOU_ARE_NOT_THE_TAKER, error);
-      }
-      if(stringError.indexOf('015004') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.SENDER_NOT_TAKER_OR_MAKER, error);
-      }
-      if(stringError.indexOf('015005') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.ORDER_EXPIRED, error);
-      }
-      if(stringError.indexOf('015006') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.INVALID_SIGNATURE, error);
-      }
-      if(stringError.indexOf('015007') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.ORDER_CANCELED, error);
-      }
-      if(stringError.indexOf('015008') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE, error);
-      }
-      if(stringError.indexOf('015009') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.YOU_ARE_NOT_THE_MAKER, error);
-      }
-      if(stringError.indexOf('015010') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.SIGNER_NOT_AUTHORIZED, error);
-      }
-      if(stringError.indexOf('017002') > 0)
-      {
-        return new GenericProviderError(GenericProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST, error);
-      }
-      return new GenericProviderError(GenericProviderIssue.GENERAL_REVERT, error);
+  const stringError = String(error);
+  // contract(revert) errors
+  if (stringError.indexOf('revert') > 0) {
+    if (stringError.indexOf('003001') > 0
+      || stringError.indexOf('004001') > 0
+      || stringError.indexOf('005001') > 0
+      || stringError.indexOf('006001') > 0
+      || stringError.indexOf('018002') > 0) {
+      return new ProviderError(ProviderIssue.ZERO_ADDRESS, error);
     }
-    // node errors
-    if(stringError.indexOf('Transaction was not mined within') > 0
-      || stringError.indexOf('Invalid JSON RPC response') > 0)
-    {
-      return new GenericProviderError(GenericProviderIssue.TRANSATION_RESPONSE_ERROR_CHECK_PENDING_TRANSACTIONS, error);
+    else if (stringError.indexOf('003002') > 0
+      || stringError.indexOf('004002') > 0
+      || stringError.indexOf('005002') > 0
+      || stringError.indexOf('006002') > 0
+      || stringError.indexOf('010001') > 0) {
+      return new ProviderError(ProviderIssue.INVALID_NFT, error);
     }
-    if(stringError.indexOf('invalid address') > 0
-      || stringError.indexOf('is invalid, the capitalization checksum test failed, or its an indrect IBAN address which') > 0
-      || stringError.indexOf('Provided address is not a valid addres') > 0)
-    {
-      return new GenericProviderError(GenericProviderIssue.INVALID_ADDRESS, error);
+    else if (stringError.indexOf('003003') > 0
+      || stringError.indexOf('003004') > 0
+      || stringError.indexOf('004003') > 0
+      || stringError.indexOf('004004') > 0
+      || stringError.indexOf('005003') > 0
+      || stringError.indexOf('005004') > 0
+      || stringError.indexOf('006003') > 0
+      || stringError.indexOf('006004') > 0
+      || stringError.indexOf('008001') > 0
+      || stringError.indexOf('017001') > 0
+      || stringError.indexOf('018001') > 0
+      || stringError.indexOf('019001') > 0) {
+      return new ProviderError(ProviderIssue.NOT_AUTHORIZED, error);
     }
-    return new GenericProviderError(GenericProviderIssue.UNHANDLED, error);
+    else if (stringError.indexOf('003005') > 0
+      || stringError.indexOf('004005') > 0
+      || stringError.indexOf('005005') > 0
+      || stringError.indexOf('006005') > 0) {
+      return new ProviderError(ProviderIssue.RECEIVER_DOES_NOT_SUPPORT_NFT, error);
+    }
+    else if (stringError.indexOf('003006') > 0
+      || stringError.indexOf('004006') > 0
+      || stringError.indexOf('005006') > 0
+      || stringError.indexOf('006006') > 0) {
+      return new ProviderError(ProviderIssue.NFT_ALREADY_EXISTS, error);
+    }
+    else if (stringError.indexOf('005007') > 0
+      || stringError.indexOf('006007') > 0) {
+      return new ProviderError(ProviderIssue.INVALID_INDEX, error);
+    }
+    else if (stringError.indexOf('009001') > 0) {
+      return new ProviderError(ProviderIssue.TRANSFERS_PAUSED, error);
+    }
+    else if (stringError.indexOf('012001') > 0) {
+      return new ProviderError(ProviderIssue.COIN_TRANSFER_FAILED, error);
+    }
+    else if (stringError.indexOf('015001') > 0) {
+      return new ProviderError(ProviderIssue.INVALID_SIGNATURE_KIND, error);
+    }
+    else if (stringError.indexOf('015002') > 0) {
+      return new ProviderError(ProviderIssue.INVALID_PROXY, error);
+    }
+    else if (stringError.indexOf('015003') > 0) {
+      return new ProviderError(ProviderIssue.YOU_ARE_NOT_THE_TAKER, error);
+    }
+    else if (stringError.indexOf('015004') > 0) {
+      return new ProviderError(ProviderIssue.SENDER_NOT_TAKER_OR_MAKER, error);
+    }
+    else if (stringError.indexOf('015005') > 0) {
+      return new ProviderError(ProviderIssue.ORDER_EXPIRED, error);
+    }
+    else if (stringError.indexOf('015006') > 0) {
+      return new ProviderError(ProviderIssue.INVALID_SIGNATURE, error);
+    }
+    else if (stringError.indexOf('015007') > 0) {
+      return new ProviderError(ProviderIssue.ORDER_CANCELED, error);
+    }
+    else if (stringError.indexOf('015008') > 0) {
+      return new ProviderError(ProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE, error);
+    }
+    else if (stringError.indexOf('015009') > 0) {
+      return new ProviderError(ProviderIssue.YOU_ARE_NOT_THE_MAKER, error);
+    }
+    else if (stringError.indexOf('015010') > 0) {
+      return new ProviderError(ProviderIssue.SIGNER_NOT_AUTHORIZED, error);
+    }
+    else if (stringError.indexOf('017002') > 0) {
+      return new ProviderError(ProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST, error);
+    }
+    else {
+      return new ProviderError(ProviderIssue.GENERAL_REVERT, error);
+    }
   }
+  // node errors
+  else if (stringError.indexOf('Transaction was not mined within') > 0
+    || stringError.indexOf('Invalid JSON RPC response') > 0) {
+    return new ProviderError(ProviderIssue.TRANSATION_RESPONSE_ERROR_CHECK_PENDING_TRANSACTIONS, error);
+  }
+  else if (stringError.indexOf('invalid address') > 0
+    || stringError.indexOf('is invalid, the capitalization checksum test failed, or its an indrect IBAN address which') > 0
+    || stringError.indexOf('Provided address is not a valid addres') > 0) {
+    return new ProviderError(ProviderIssue.INVALID_ADDRESS, error);
+  }
+  else {
+    return new ProviderError(ProviderIssue.UNHANDLED, error);
+  }
 }

src/core/mutation.ts

 import { EventEmitter } from 'events';
+import { MutationBase } from '@0xcert/scaffold';
+import { normalizeAddress } from '@0xcert/ethereum-utils/dist/lib/normalize-address';
 import { MutationEvent } from './types';
@@ -7,8 +9,10 @@
  */
-export class Mutation extends EventEmitter {
-  public id: string;
-  public confirmations: number = 0;
-  protected provider: any;
-  protected timer: any = null;
-  protected done: boolean = false;
+export class Mutation extends EventEmitter implements MutationBase {
+  protected $id: string;
+  protected $confirmations: number = 0;
+  protected $senderId: string;
+  protected $receiverId: string;
+  protected $provider: any;
+  protected $timer: any = null;
+  protected $done: boolean = false;
 
@@ -21,9 +25,44 @@ /**
 
-    this.provider = provider;
-    this.id = id;
+    this.$id = normalizeAddress(id);
+    this.$provider = provider;
   }
 
-    /**
+  /**
    * 
    */
+  public get id() {
+    return this.$id;
+  }
+
+  /**
+   * 
+   */
+  public get provider() {
+    return this.$provider;
+  }
+
+  /**
+   * 
+   */
+  public get confirmations() {
+    return this.$confirmations;
+  }
+
+  /**
+   * 
+   */
+  public get senderId() {
+    return this.$senderId;
+  }
+
+  /**
+   * 
+   */
+  public get receiverId() {
+    return this.$receiverId;
+  }
+
+  /**
+   * 
+   */
   public emit(event: MutationEvent.CONFIRM, mutation: Mutation);
@@ -72,3 +111,3 @@ public emit(event: MutationEvent.RESOLVE, mutation: Mutation);
   public async resolve() {
-    if (this.done) {
+    if (this.$done) {
       return this;
@@ -88,4 +127,4 @@ }
   public forget() {
-    if (this.timer) {
-      clearTimeout(this.timer);
+    if (this.$timer) {
+      clearTimeout(this.$timer);
     }
@@ -100,15 +139,16 @@
   protected async loopUntilResolved() {
-    const tx = await this.provider.getTransactionByHash(this.id);
+    const tx = await this.getTransactionObject();
     if (!tx) {
       return this.emit(MutationEvent.ERROR, new Error('Mutation not found (1)'));
     }
+    else if (!tx.to) {
+      tx.to = await this.getTransactionReceipt().then((r) => r.contractAddress);
+    }
 
-    const block = await this.provider.getBlockByNumber('latest');
-    if (!block) {
-      return this.emit(MutationEvent.ERROR, new Error('Mutation not found (2)'));
-    }
-    
-    this.confirmations = block.number - tx.blockNumber;
+    this.$senderId = normalizeAddress(tx.from);
+    this.$receiverId = normalizeAddress(tx.to);
+    this.$confirmations = await this.getLastBlock().then((lastBlock) => lastBlock - parseInt(tx.blockNumber));
+
     if (this.confirmations >= 25) {
-      this.done = true;
+      this.$done = true;
       this.emit(MutationEvent.RESOLVE, this);
@@ -118,6 +158,38 @@ }
       this.emit(MutationEvent.CONFIRM, this);
-      this.timer = setTimeout(this.loopUntilResolved.bind(this), 14000);
+      this.$timer = setTimeout(this.loopUntilResolved.bind(this), 14000);
     }
   }
 
+  /**
+   * 
+   */
+  protected async getTransactionObject() {
+    const res = await this.$provider.post({
+      method: 'eth_getTransactionByHash',
+      params: this.id,
+    });
+    return res.result;
+  }
+
+  /**
+   * 
+   */
+  protected async getTransactionReceipt() {
+    const res = await this.$provider.post({
+      method: 'eth_getTransactionReceipt',
+      params: this.id,
+    });
+    return res.result;
+  }
+
+  /**
+   * 
+   */
+  protected async getLastBlock() {
+    const res = await this.$provider.post({
+      method: 'eth_blockNumber',
+    });
+    return parseInt(res.result);
+  }
+
 }

src/core/provider.ts

@@ -1,12 +0,3 @@
-import { EventEmitter } from "events";
-import * as getBlockByNumber from '../procedures/get-block-by-number';
-import * as getTransactionByHash from '../procedures/get-transaction-by-hash';
-import * as mutateContract from '../procedures/mutate-contract';
-import * as queryContract from '../procedures/query-contract';
-import * as sign from '../procedures/sign';
-import { TransactionObject, BlockObject, RpcResponse, QuantityTag,
-  ContractQueryOptions, ContractMutationOptions, SendOptions, SignOptions,
-  SignMethod, ProviderEvent } from './types';
+import { RpcResponse, SendOptions, SignMethod } from './types';
 import { parseError } from './errors';
-import { Mutation } from './mutation';
 
@@ -18,4 +9,5 @@ /**
   accountId?: string;
-  client: any;
+  client?: any;
   signMethod?: SignMethod;
+  unsafeRecipientIds?: string[];
 }
@@ -26,7 +18,8 @@
  */
-export class GenericProvider extends EventEmitter {
-  protected client: any;
-  protected requestIndex: number = 0;
+export class GenericProvider {
   public accountId: string;
   public signMethod: SignMethod;
+  public unsafeRecipientIds: string[];
+  protected $client: any;
+  protected $id: number = 0;
 
@@ -39,138 +32,12 @@ /**
   public constructor(options: GenericProviderOptions) {
-    super();
-    
     this.accountId = options.accountId;
     this.signMethod = options.signMethod || SignMethod.ETH_SIGN;
+    this.unsafeRecipientIds = options.unsafeRecipientIds || [];
 
-    this.client = options.client && options.client.currentProvider
+    this.$client = options.client && options.client.currentProvider
       ? options.client.currentProvider
       : options.client;
-    
-    if (this.client) {
-      this.client.on(ProviderEvent.NETWORK_CHANGE, () => this.emit(ProviderEvent.NETWORK_CHANGE));
-      this.client.on(ProviderEvent.ACCOUNT_CHANGE, () => this.emit(ProviderEvent.ACCOUNT_CHANGE));
-    }
   }
 
   /**
-   * 
-   */
-  public emit(event: ProviderEvent) {
-    return super.emit(event);
-  }
-
-  /**
-   * 
-   */
-  public on(event: ProviderEvent, handler: () => any) {
-    return super.on(event, handler);
-  }
-
-  /**
-   * 
-   */
-  public once(event: ProviderEvent, handler: () => any) {
-    return super.once(event, handler);
-  }
-
-  /**
-   * 
-   */
-  public off(event: ProviderEvent, handler?: () => any) {
-    if (handler) {
-      return super.off(event, handler);
-    }
-    else {
-      return super.removeAllListeners(event);
-    }
-  }
-
-  /**
-   * Returns block information.
-   * @param tag Block number or tag.
-   * @see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_getblockbynumber
-   */
-  public async getBlockByNumber(tag: QuantityTag): Promise<BlockObject> {
-    return this.send({
-      method: 'eth_getBlockByNumber',
-      params: getBlockByNumber.buildParams(tag),
-    }).then((res) => {
-      return getBlockByNumber.parseResult(res);
-    });
-  }
-
-  /**
-   * Returns transaction information.
-   * @param hash Transaction hash.
-   * @see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_gettransactionbyhash
-   */
-  public async getTransactionByHash(hash: string): Promise<TransactionObject> {
-    return this.send({
-      method: 'eth_getTransactionByHash',
-      params: getTransactionByHash.buildParams(hash),
-    }).then((res) => {
-      return getTransactionByHash.parseResult(res);
-    });
-  }
-
-  /**
-   * Performs a mutation operation on a smart contract.
-   * @param options.from Sender's wallet address.
-   * @param options.to Contract address.
-   * @param options.abi Contract method ABI.
-   * @param options.tag Block number or tag.
-   * @see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_sendtransaction
-   */
-  public async mutateContract(options: ContractMutationOptions): Promise<Mutation> {
-    options = {
-      from: this.accountId,
-      ...options,
-    };
-    return this.send({
-      method: 'eth_sendTransaction',
-      params: mutateContract.buildParams(options),
-    }).then((res) => {
-      return mutateContract.parseResult(res);
-    }).then((id) => {
-      return new Mutation(this, id);
-    });
-  }
-
-  /**
-   * Performs a query operation on a smart contract.
-   * @param options.to Contract address.
-   * @param options.abi Contract method ABI.
-   * @param options.tag Block number or tag.
-   * @see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_call
-   */
-  public async queryContract<T=any[]>(options: ContractQueryOptions): Promise<T> {
-    return this.send({
-      method: 'eth_call',
-      params: queryContract.buildParams(options),
-    }).then((res) => {
-      return queryContract.parseResult(options, res);
-    });
-  }
-
-  /**
-   * Signs a message.
-   * @param options.from Signer's wallet address.
-   * @param options.message Text tobe signed.
-   * @see https://github.com/ethereum/wiki/wiki/JSON-RPC#eth_sign
-   */
-  public async sign(options: SignOptions): Promise<string> {
-    options = {
-      from: this.accountId,
-      signMethod: this.signMethod,
-      ...options,
-    };
-    return this.send({
-      method: 'eth_sign',
-      params: sign.buildParams(options),
-    }).then((res) => {
-      return sign.parseResult(options, res);
-    });
-  }
-
-  /**
    * Sends a raw RPC request through the provider.
@@ -183,7 +50,7 @@ * @param options.method RPC procedure name.
    */
-  protected async send(options: SendOptions): Promise<RpcResponse> {
-    const requestIndex = this.getUniqueRequestIndex();
+  public async post(options: SendOptions): Promise<RpcResponse> {
+    const requestIndex = options.id || this.getNextId();
 
     return new Promise<RpcResponse>((resolve, reject) => {
-      this.client.send({
+      this.$client.send({
         jsonrpc: '2.0',
@@ -212,7 +79,7 @@ id: requestIndex,
    */
-  protected getUniqueRequestIndex() {
-    this.requestIndex++;
-    return this.requestIndex;
+  protected getNextId() {
+    this.$id++;
+    return this.$id;
   }
 
 }

src/core/types.ts

@@ -13,10 +13,2 @@ /**
  */
-export enum ProviderEvent {
-  NETWORK_CHANGE = 'networkChanged',
-  ACCOUNT_CHANGE = 'accountsChanged',
-}
-
-/**
- * 
- */
 export enum MutationEvent {
@@ -40,45 +32,2 @@ RESOLVE = 'resolve',
  */
-export interface BlockObject {
-  number: number;
-  hash: string;
-  nonce: number;
-  timestamp: number;
-}
-
-/**
- * 
- */
-export interface TransactionObject {
-  blockHash: string;
-  blockNumber: number;
-  from: string;
-  hash: string;
-  nonce: number
-  to: string;
-  transactionIndex: number;
-}
-
-/**
- * 
- */
-export interface ContractMutationOptions {
-  to: string;
-  abi: {[key: string]: any};
-  data: any;
-  from?: string;
-}
-
-/**
- * 
- */
-export interface ContractQueryOptions {
-  to: string;
-  abi: {[key: string]: any};
-  tag: QuantityTag;
-  data?: any;
-}
-
-/**
- * 
- */
 export interface SendOptions {
@@ -90,15 +39,1 @@ method: string;
 }
-
-/**
- * 
- */
-export interface SignOptions {
-  message: string;
-  from?: string;
-  signMethod?: SignMethod;
-}
-
-/**
- * 
- */
-export type QuantityTag = 'earliest' | 'pending' | 'latest' | number;

src/tests/core/errors/errors.test.ts

 import { Spec } from '@specron/spec';
 import { Protocol } from '@0xcert/ethereum-sandbox';
-import { GenericProviderIssue } from '@0xcert/scaffold/dist/core/errors';
+import { ProviderIssue } from '@0xcert/scaffold';
 import { parseError } from '../../..';
@@ -50,3 +50,3 @@
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ZERO_ADDRESS);
+    ctx.is(parseError(e).issue, ProviderIssue.ZERO_ADDRESS);
   });
@@ -56,3 +56,3 @@ await erc721Metadata.instance.methods.balanceOf(zeroAddress).call()
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ZERO_ADDRESS);
+    ctx.is(parseError(e).issue, ProviderIssue.ZERO_ADDRESS);
   });
@@ -62,3 +62,3 @@ await erc721Enumerable.instance.methods.balanceOf(zeroAddress).call()
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ZERO_ADDRESS);
+    ctx.is(parseError(e).issue, ProviderIssue.ZERO_ADDRESS);
   });
@@ -76,3 +76,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_NFT);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_NFT);
   });
@@ -82,3 +82,3 @@ await erc721Metadata.instance.methods.ownerOf('2').call()
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_NFT);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_NFT);
   });
@@ -88,3 +88,3 @@ await erc721Enumerable.instance.methods.ownerOf('2').call()
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_NFT);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_NFT);
   });
@@ -95,3 +95,3 @@ await mutableXcert.instance.methods.updateTokenProof('1','0x973124ffc4a03e66d6a4458e587d5d6146f71fc57f359c8d516e0b12a50ab0d9')
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_NFT);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_NFT);
   });
@@ -113,3 +113,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -119,3 +119,3 @@ await erc721Metadata.instance.methods.approve(bob, '2').call({ from: owner })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -125,3 +125,3 @@ await erc721Enumerable.instance.methods.approve(bob, '2').call({ from: owner })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -131,3 +131,3 @@ await erc721.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -137,3 +137,3 @@ await erc721Metadata.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -143,3 +143,3 @@ await erc721Enumerable.instance.methods.transferFrom(jane, bob, '123').call({ from: bob })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -149,3 +149,3 @@ await burnableXcert.instance.methods.burn('123').call({ from: bob })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -155,3 +155,3 @@ await xcert.instance.methods.assignAbilities(bob, [0]).call({from: bob})
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.NOT_AUTHORIZED);
   });
@@ -170,3 +170,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.GENERAL_REVERT);
+    ctx.is(parseError(e).issue, ProviderIssue.GENERAL_REVERT);
   });
@@ -176,3 +176,3 @@ await erc721Metadata.instance.methods.safeTransferFrom(jane, erc721.instance._address, '123').call({ from: jane })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.GENERAL_REVERT);
+    ctx.is(parseError(e).issue, ProviderIssue.GENERAL_REVERT);
   });
@@ -182,3 +182,3 @@ await erc721Enumerable.instance.methods.safeTransferFrom(jane, erc721.instance._address, '123').call({ from: jane })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.GENERAL_REVERT);
+    ctx.is(parseError(e).issue, ProviderIssue.GENERAL_REVERT);
   });
@@ -196,3 +196,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NFT_ALREADY_EXISTS);
+    ctx.is(parseError(e).issue, ProviderIssue.NFT_ALREADY_EXISTS);
   });
@@ -202,3 +202,3 @@ await erc721Metadata.instance.methods.mint(bob, '123').call({ from: owner })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NFT_ALREADY_EXISTS);
+    ctx.is(parseError(e).issue, ProviderIssue.NFT_ALREADY_EXISTS);
   });
@@ -208,3 +208,3 @@ await erc721Enumerable.instance.methods.mint(bob, '123').call({ from: owner })
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.NFT_ALREADY_EXISTS);
+    ctx.is(parseError(e).issue, ProviderIssue.NFT_ALREADY_EXISTS);
   });
@@ -219,3 +219,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_INDEX);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_INDEX);
   });
@@ -225,3 +225,3 @@ await erc721Enumerable.instance.methods.tokenOfOwnerByIndex(owner, 2).call()
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_INDEX);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_INDEX);
   });
@@ -238,3 +238,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.TRANSFERS_PAUSED);
+    ctx.is(parseError(e).issue, ProviderIssue.TRANSFERS_PAUSED);
   });
@@ -258,3 +258,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.GENERAL_REVERT); // INVALID_SIGNATURE_KIND
+    ctx.is(parseError(e).issue, ProviderIssue.GENERAL_REVERT); // INVALID_SIGNATURE_KIND
   });
@@ -304,3 +304,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_PROXY);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_PROXY);
   });
@@ -353,3 +353,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.YOU_ARE_NOT_THE_TAKER);
+    ctx.is(parseError(e).issue, ProviderIssue.YOU_ARE_NOT_THE_TAKER);
   });
@@ -400,3 +400,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.SENDER_NOT_TAKER_OR_MAKER);
+    ctx.is(parseError(e).issue, ProviderIssue.SENDER_NOT_TAKER_OR_MAKER);
   });
@@ -446,3 +446,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ORDER_EXPIRED);
+    ctx.is(parseError(e).issue, ProviderIssue.ORDER_EXPIRED);
   });
@@ -494,3 +494,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.INVALID_SIGNATURE);
+    ctx.is(parseError(e).issue, ProviderIssue.INVALID_SIGNATURE);
   });
@@ -540,3 +540,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ORDER_CANCELED);
+    ctx.is(parseError(e).issue, ProviderIssue.ORDER_CANCELED);
   });
@@ -586,3 +586,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE);
+    ctx.is(parseError(e).issue, ProviderIssue.ORDER_CANNOT_BE_PERFORMED_TWICE);
   });
@@ -620,3 +620,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.YOU_ARE_NOT_THE_MAKER);
+    ctx.is(parseError(e).issue, ProviderIssue.YOU_ARE_NOT_THE_MAKER);
   });
@@ -663,3 +663,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.SIGNER_NOT_AUTHORIZED);
+    ctx.is(parseError(e).issue, ProviderIssue.SIGNER_NOT_AUTHORIZED);
   });
@@ -675,3 +675,3 @@ });
   .catch((e) => {
-    ctx.is(parseError(e).issue, GenericProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST);
+    ctx.is(parseError(e).issue, ProviderIssue.ONE_ZERO_ABILITY_HAS_TO_EXIST);
   });
@@ -678,0 +678,0 @@ });

src/tests/core/mutation/resolve-instance-method.test.ts

@@ -37,7 +37,9 @@ import { Spec } from '@specron/spec';
   const provider = ctx.get('provider');
+  const coinbase = ctx.get('coinbase');
+  const bob = ctx.get('bob');
   const counters = { confirm: 0, resolve: 0 };
 
   const { transactionHash } = await ctx.web3.eth.sendTransaction({
-    from: ctx.get('coinbase'),
-    to: ctx.get('bob'),
+    from: coinbase,
+    to: bob,
     value: 100000,
@@ -52,7 +54,9 @@ });
   ctx.is(mutation.id, transactionHash);
+  ctx.is(mutation.senderId, coinbase.toLowerCase());
+  ctx.is(mutation.receiverId, bob.toLowerCase());
   ctx.is(counters.confirm, 1);
+  ctx.true(mutation.confirmations >= 25);
   ctx.true(counters.confirm >= 1);
-  ctx.true(mutation.confirmations >= 25);
 });
 
 export default spec;

No alert changes

Improved metrics

Dependency count

2

decreased by-33.33%

Worsened metrics

Total package byte prevSize

127335

decreased by-23.6%

Number of package files

42

decreased by-46.15%

Lines of code

2164

decreased by-26.44%

Dependency changes

• + Added@0xcert/ethereum-utils@0.0.0-alpha4

• + Added@0xcert/ethereum-utils@0.0.0-alpha4(transitive)

• + Added@0xcert/scaffold@0.0.0-alpha4(transitive)

• - Removed@0xcert/utils@0.0.0-alpha3

• - Removedweb3-eth-abi@^1.0.0-beta.36

• - Removed@0xcert/scaffold@0.0.0-alpha3(transitive)

• - Removed@0xcert/utils@0.0.0-alpha3(transitive)

• Updated@0xcert/scaffold@0.0.0-alpha4