Add var returns

3 files changed, 14 insertions, 8 deletions

diff --git a/packages/contract-wrappers/src/fetchers/simple_order_filled_cancelled_fetcher.ts b/packages/contract-wrappers/src/fetchers/simple_order_filled_cancelled_fetcher.ts
index b6f31b205..52d0a100c 100644
--- a/packages/contract-wrappers/src/fetchers/simple_order_filled_cancelled_fetcher.ts
+++ b/packages/contract-wrappers/src/fetchers/simple_order_filled_cancelled_fetcher.ts
@@ -25,10 +25,12 @@ export class SimpleOrderFilledCancelledFetcher implements AbstractOrderFilledCan
         const cancelledTakerAmount = this._exchangeWrapper.getCancelledTakerAmountAsync(orderHash, methodOpts);
         return cancelledTakerAmount;
     }
-    public async getUnavailableTakerAmountAsync(orderHash: string) {
-        return this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
+    public async getUnavailableTakerAmountAsync(orderHash: string): Promise<BigNumber> {
+        const unavailableTakerAmount = await this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
+        return unavailableTakerAmount;
     }
     public getZRXTokenAddress(): string {
-        return this._exchangeWrapper.getZRXTokenAddress();
+        const zrxToken = this._exchangeWrapper.getZRXTokenAddress();
+        return zrxToken;
     }
 }
diff --git a/packages/contract-wrappers/src/stores/order_filled_cancelled_lazy_store.ts b/packages/contract-wrappers/src/stores/order_filled_cancelled_lazy_store.ts
index b554191a2..3d96a95f3 100644
--- a/packages/contract-wrappers/src/stores/order_filled_cancelled_lazy_store.ts
+++ b/packages/contract-wrappers/src/stores/order_filled_cancelled_lazy_store.ts
@@ -64,10 +64,12 @@ export class OrderFilledCancelledLazyStore implements AbstractOrderFilledCancell
         this._filledTakerAmount = {};
         this._cancelledTakerAmount = {};
     }
-    public async getUnavailableTakerAmountAsync(orderHash: string) {
-        return this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
+    public async getUnavailableTakerAmountAsync(orderHash: string): Promise<BigNumber> {
+        const unavailableTakerAmount = await this._exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
+        return unavailableTakerAmount;
     }
     public getZRXTokenAddress(): string {
-        return this._exchangeWrapper.getZRXTokenAddress();
+        const zrxToken = this._exchangeWrapper.getZRXTokenAddress();
+        return zrxToken;
     }
 }
diff --git a/packages/dev-utils/src/callback_error_reporter.ts b/packages/dev-utils/src/callback_error_reporter.ts
index 874343ccc..c8e693673 100644
--- a/packages/dev-utils/src/callback_error_reporter.ts
+++ b/packages/dev-utils/src/callback_error_reporter.ts
@@ -7,7 +7,7 @@ const expect = chai.expect;
 
 export const callbackErrorReporter = {
     reportNoErrorCallbackErrors(done: DoneCallback, expectToBeCalledOnce = true) {
-        return <T>(f?: (value: T) => void) => {
+        const callback = <T>(f?: (value: T) => void) => {
             const wrapped = (value: T) => {
                 if (_.isUndefined(f)) {
                     done();
@@ -24,9 +24,10 @@ export const callbackErrorReporter = {
             };
             return wrapped;
         };
+        return callback;
     },
     reportNodeCallbackErrors(done: DoneCallback, expectToBeCalledOnce = true) {
-        return <T>(f?: (value: T) => void) => {
+        const callback = <T>(f?: (value: T) => void) => {
             const wrapped = (error: Error | null, value: T | undefined) => {
                 if (!_.isNull(error)) {
                     done(error);
@@ -47,6 +48,7 @@ export const callbackErrorReporter = {
             };
             return wrapped;
         };
+        return callback;
     },
     assertNodeCallbackError(done: DoneCallback, errMsg: string) {
         const wrapped = <T>(error: Error | null, value: T | undefined) => {