Fix tslint issues

3 files changed, 9 insertions, 9 deletions

diff --git a/packages/web3-wrapper/src/marshaller.ts b/packages/web3-wrapper/src/marshaller.ts
index 15384417e..fed197822 100644
--- a/packages/web3-wrapper/src/marshaller.ts
+++ b/packages/web3-wrapper/src/marshaller.ts
@@ -54,7 +54,7 @@ export const marshaller = {
             transactions: [] as Transaction[],
         };
         block.transactions = _.map(blockWithHexValues.transactions, (tx: TransactionRPC) => {
-            const transaction = this.unmarshalTransaction(tx);
+            const transaction = marshaller.unmarshalTransaction(tx);
             return transaction;
         });
         return block;
@@ -94,10 +94,10 @@ export const marshaller = {
             ...txData,
         };
         delete callTxDataBase.from;
-        const callTxDataBaseRPC = this._marshalCallTxDataBase(callTxDataBase);
+        const callTxDataBaseRPC = marshaller._marshalCallTxDataBase(callTxDataBase);
         const txDataRPC = {
             ...callTxDataBaseRPC,
-            from: this.marshalAddress(txData.from),
+            from: marshaller.marshalAddress(txData.from),
         };
         const prunableIfUndefined = ['gasPrice', 'gas', 'value', 'nonce'];
         _.each(txDataRPC, (value: any, key: string) => {
@@ -112,10 +112,10 @@ export const marshaller = {
             ...callData,
         };
         delete callTxDataBase.from;
-        const callTxDataBaseRPC = this._marshalCallTxDataBase(callTxDataBase);
+        const callTxDataBaseRPC = marshaller._marshalCallTxDataBase(callTxDataBase);
         const callDataRPC = {
             ...callTxDataBaseRPC,
-            from: _.isUndefined(callData.from) ? undefined : this.marshalAddress(callData.from),
+            from: _.isUndefined(callData.from) ? undefined : marshaller.marshalAddress(callData.from),
         };
         return callDataRPC;
     },
@@ -144,7 +144,7 @@ export const marshaller = {
     _marshalCallTxDataBase(callTxDataBase: Partial<CallTxDataBase>): Partial<CallTxDataBaseRPC> {
         const callTxDataBaseRPC = {
             ...callTxDataBase,
-            to: _.isUndefined(callTxDataBase.to) ? undefined : this.marshalAddress(callTxDataBase.to),
+            to: _.isUndefined(callTxDataBase.to) ? undefined : marshaller.marshalAddress(callTxDataBase.to),
             gasPrice: _.isUndefined(callTxDataBase.gasPrice)
                 ? undefined
                 : utils.encodeAmountAsHexString(callTxDataBase.gasPrice),
diff --git a/packages/web3-wrapper/src/utils.ts b/packages/web3-wrapper/src/utils.ts
index d13eb9404..01605dc9a 100644
--- a/packages/web3-wrapper/src/utils.ts
+++ b/packages/web3-wrapper/src/utils.ts
@@ -15,7 +15,7 @@ export const utils = {
         if (_.isNull(hex)) {
             return null;
         }
-        const decimal = this.convertHexToNumber(hex);
+        const decimal = utils.convertHexToNumber(hex);
         return decimal;
     },
     convertAmountToBigNumber(value: string | number | BigNumber): BigNumber {
@@ -40,7 +40,7 @@ export const utils = {
         return valueBigNumber.lessThan(0) ? '-0x' + valueHex.substr(1) : '0x' + valueHex;
     },
     numberToHex(value: number): string {
-        if (!isFinite(value) && !this.isHexStrict(value)) {
+        if (!isFinite(value) && !utils.isHexStrict(value)) {
             throw new Error(`Given input ${value} is not a number.`);
         }
 
diff --git a/packages/web3-wrapper/src/web3_wrapper.ts b/packages/web3-wrapper/src/web3_wrapper.ts
index 495523e44..e828708f0 100644
--- a/packages/web3-wrapper/src/web3_wrapper.ts
+++ b/packages/web3-wrapper/src/web3_wrapper.ts
@@ -50,7 +50,7 @@ export class Web3Wrapper {
     public isZeroExWeb3Wrapper = true;
     public abiDecoder: AbiDecoder;
     private _provider: Provider;
-    private _txDefaults: Partial<TxData>;
+    private readonly _txDefaults: Partial<TxData>;
     private _jsonRpcRequestId: number;
     /**
      * Check if an address is a valid Ethereum address