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Correctly format amounts of less than 10 cents #591

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Correctly format amounts of less than 10 cents #591

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5 changes: 5 additions & 0 deletions src/tests/number.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,11 @@ describe('getCurrencyHelpers', () => {
expect(toUIString(value)).toBe('$1,234');
});

it('Should correctly format single digit cent amounts', () => {
const value = 7n;
expect(toUIString(value)).toBe('$0.07');
});

it.each([
[12345n, '$123.45'],
[-12345n, '-$123.45'],
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2 changes: 1 addition & 1 deletion src/utils/numbers.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -147,7 +147,7 @@ export const getCurrencyHelpers = ({
if (typeof value === 'bigint') {
const sign = value < 0n && signed ? '-' : '';
const integer = `${value / decimalMultiplierN}`;
const fraction = `${value}`.slice(-decimalDigits);
const fraction = `${value}`.slice(-decimalDigits).padStart(decimalDigits, '0');
return (
sign +
normalizeToMaxLength(
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