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-rw-r--r--packages/instant/src/components/scaling_amount_input.tsx5
-rw-r--r--packages/instant/src/constants.ts1
2 files changed, 6 insertions, 0 deletions
diff --git a/packages/instant/src/components/scaling_amount_input.tsx b/packages/instant/src/components/scaling_amount_input.tsx
index 0861bbe05..f95020461 100644
--- a/packages/instant/src/components/scaling_amount_input.tsx
+++ b/packages/instant/src/components/scaling_amount_input.tsx
@@ -4,6 +4,7 @@ import * as React from 'react';
import { Maybe } from '../types';
+import { MAGIC_TRIGGER_ERROR_INPUT } from '../constants';
import { ColorOption } from '../style/theme';
import { maybeBigNumberUtil } from '../util/maybe_big_number';
import { util } from '../util/util';
@@ -71,6 +72,10 @@ export class ScalingAmountInput extends React.Component<ScalingAmountInputProps,
);
}
private readonly _handleChange = (event: React.ChangeEvent<HTMLInputElement>): void => {
+ if (event.target.value === MAGIC_TRIGGER_ERROR_INPUT) {
+ throw new Error('Triggered error');
+ }
+
const sanitizedValue = event.target.value.replace(/[^0-9.]/g, ''); // only allow numbers and "."
this.setState({
stringValue: sanitizedValue,
diff --git a/packages/instant/src/constants.ts b/packages/instant/src/constants.ts
index 2439c7349..bf434e33e 100644
--- a/packages/instant/src/constants.ts
+++ b/packages/instant/src/constants.ts
@@ -17,6 +17,7 @@ export const ACCOUNT_UPDATE_INTERVAL_TIME_MS = ONE_SECOND_MS * 5;
export const BUY_QUOTE_UPDATE_INTERVAL_TIME_MS = ONE_SECOND_MS * 15;
export const DEFAULT_GAS_PRICE = GWEI_IN_WEI.mul(6);
export const DEFAULT_ESTIMATED_TRANSACTION_TIME_MS = ONE_MINUTE_MS * 2;
+export const MAGIC_TRIGGER_ERROR_INPUT = '0`';
export const ETH_GAS_STATION_API_BASE_URL = 'https://ethgasstation.info';
export const HEAP_ANALYTICS_ID = process.env.HEAP_ANALYTICS_ID;
export const HEAP_ENABLED = process.env.HEAP_ENABLED;