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-rw-r--r--packages/instant/src/containers/latest_error.tsx4
-rw-r--r--packages/instant/src/containers/selected_asset_amount_input.ts6
-rw-r--r--packages/instant/src/util/error.ts51
-rw-r--r--packages/instant/src/util/error_description.ts23
-rw-r--r--packages/instant/src/util/error_flasher.ts27
5 files changed, 56 insertions, 55 deletions
diff --git a/packages/instant/src/containers/latest_error.tsx b/packages/instant/src/containers/latest_error.tsx
index 7f36d3bf8..08ea418e7 100644
--- a/packages/instant/src/containers/latest_error.tsx
+++ b/packages/instant/src/containers/latest_error.tsx
@@ -4,7 +4,7 @@ import { connect } from 'react-redux';
import { SlidingError } from '../components/sliding_error';
import { LatestErrorDisplay, State } from '../redux/reducer';
-import { errorDescription } from '../util/error_description';
+import { errorUtil } from '../util/error';
export interface LatestErrorComponentProps {
assetData?: string;
@@ -16,7 +16,7 @@ export const LatestErrorComponent: React.StatelessComponent<LatestErrorComponent
if (!props.latestError) {
return <div />;
}
- const { icon, message } = errorDescription(props.latestError, props.assetData);
+ const { icon, message } = errorUtil.errorDescription(props.latestError, props.assetData);
return <SlidingError direction={props.slidingDirection} icon={icon} message={message} />;
};
diff --git a/packages/instant/src/containers/selected_asset_amount_input.ts b/packages/instant/src/containers/selected_asset_amount_input.ts
index 00c0a1114..0d2c6dd7b 100644
--- a/packages/instant/src/containers/selected_asset_amount_input.ts
+++ b/packages/instant/src/containers/selected_asset_amount_input.ts
@@ -12,7 +12,7 @@ import { State } from '../redux/reducer';
import { ColorOption } from '../style/theme';
import { AsyncProcessState } from '../types';
import { assetBuyer } from '../util/asset_buyer';
-import { errorFlasher } from '../util/error_flasher';
+import { errorUtil } from '../util/error';
import { AssetAmountInput } from '../components/asset_amount_input';
@@ -49,9 +49,9 @@ const updateBuyQuoteAsync = async (
let newBuyQuote: BuyQuote | undefined;
try {
newBuyQuote = await assetBuyer.getBuyQuoteAsync(assetData, baseUnitValue);
- errorFlasher.clearError(dispatch);
+ errorUtil.errorFlasher.clearError(dispatch);
} catch (error) {
- errorFlasher.flashNewError(dispatch, error);
+ errorUtil.errorFlasher.flashNewError(dispatch, error);
return;
}
diff --git a/packages/instant/src/util/error.ts b/packages/instant/src/util/error.ts
new file mode 100644
index 000000000..78d056e11
--- /dev/null
+++ b/packages/instant/src/util/error.ts
@@ -0,0 +1,51 @@
+import { AssetBuyerError } from '@0xproject/asset-buyer';
+import { Dispatch } from 'redux';
+
+import { Action, actions } from '../redux/actions';
+import { assetDataUtil } from '../util/asset_data';
+
+class ErrorFlasher {
+ private _timeoutId?: number;
+ public flashNewError(dispatch: Dispatch<Action>, error: any, delayMs: number = 7000): void {
+ this._clearTimeout();
+
+ // dispatch new message
+ dispatch(actions.setError(error));
+
+ this._timeoutId = window.setTimeout(() => {
+ dispatch(actions.hideError());
+ }, delayMs);
+ }
+ public clearError(dispatch: Dispatch<Action>): void {
+ this._clearTimeout();
+ dispatch(actions.hideError());
+ }
+ private _clearTimeout(): void {
+ if (this._timeoutId) {
+ window.clearTimeout(this._timeoutId);
+ }
+ }
+}
+
+const humanReadableMessageForError = (error: Error, assetData?: string): string | undefined => {
+ if (error.message === AssetBuyerError.InsufficientAssetLiquidity) {
+ const assetName = assetDataUtil.bestNameForAsset(assetData, 'of this asset');
+ return `Not enough ${assetName} available`;
+ }
+
+ return undefined;
+};
+
+export const errorUtil = {
+ errorFlasher: new ErrorFlasher(),
+ errorDescription: (error?: any, assetData?: string): { icon: string; message: string } => {
+ let bestMessage: string | undefined;
+ if (error instanceof Error) {
+ bestMessage = humanReadableMessageForError(error, assetData);
+ }
+ return {
+ icon: '😢',
+ message: bestMessage || 'Something went wrong...',
+ };
+ },
+};
diff --git a/packages/instant/src/util/error_description.ts b/packages/instant/src/util/error_description.ts
deleted file mode 100644
index 9419a1e16..000000000
--- a/packages/instant/src/util/error_description.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { AssetBuyerError } from '@0xproject/asset-buyer';
-
-import { assetDataUtil } from '../util/asset_data';
-
-const humanReadableMessageForError = (error: Error, assetData?: string): string | undefined => {
- if (error.message === AssetBuyerError.InsufficientAssetLiquidity) {
- const assetName = assetDataUtil.bestNameForAsset(assetData, 'of this asset');
- return `Not enough ${assetName} available`;
- }
-
- return undefined;
-};
-
-export const errorDescription = (error?: any, assetData?: string): { icon: string; message: string } => {
- let bestMessage: string | undefined;
- if (error instanceof Error) {
- bestMessage = humanReadableMessageForError(error, assetData);
- }
- return {
- icon: '😢',
- message: bestMessage || 'Something went wrong...',
- };
-};
diff --git a/packages/instant/src/util/error_flasher.ts b/packages/instant/src/util/error_flasher.ts
deleted file mode 100644
index f43c4211b..000000000
--- a/packages/instant/src/util/error_flasher.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-import { Dispatch } from 'redux';
-
-import { Action, actions } from '../redux/actions';
-
-class ErrorFlasher {
- private _timeoutId?: number;
- public flashNewError(dispatch: Dispatch<Action>, error: any, delayMs: number = 7000): void {
- this._clearTimeout();
-
- // dispatch new message
- dispatch(actions.setError(error));
-
- this._timeoutId = window.setTimeout(() => {
- dispatch(actions.hideError());
- }, delayMs);
- }
- public clearError(dispatch: Dispatch<Action>): void {
- this._clearTimeout();
- dispatch(actions.hideError());
- }
- private _clearTimeout(): void {
- if (this._timeoutId) {
- window.clearTimeout(this._timeoutId);
- }
- }
-}
-export const errorFlasher = new ErrorFlasher();