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Diffstat (limited to 'packages/assert/src/index.ts')
-rw-r--r-- | packages/assert/src/index.ts | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/packages/assert/src/index.ts b/packages/assert/src/index.ts index 56f663780..015ffe579 100644 --- a/packages/assert/src/index.ts +++ b/packages/assert/src/index.ts @@ -12,6 +12,8 @@ export const assert = { }, isValidBaseUnitAmount(variableName: string, value: BigNumber) { assert.isBigNumber(variableName, value); + const isNegative = value.lessThan(0); + this.assert(!isNegative, `${variableName} should not be a negative number, found value: ${value.toNumber()}` ); const hasDecimals = value.decimalPlaces() !== 0; this.assert( !hasDecimals, |