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| author | Fabio Berger <me@fabioberger.com> | 2018-09-25 20:07:14 +0800 |
|---|---|---|
| committer | Fabio Berger <me@fabioberger.com> | 2018-09-25 20:07:14 +0800 |
| commit | 977d55c61b9ba8979e0846a780cd8020c821df9b (patch) | |
| tree | a4c7c16da62f7c3aed4321927d8ef16fc5d23eeb /packages/contract-wrappers/src/utils | |
| parent | fc3acec669f21b8c5bcb5e3d4f712c2adaf2cf64 (diff) | |
| parent | 78ef98c27ce954f7e46b261b0809ff9d8d70519b (diff) | |
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merge development
Diffstat (limited to 'packages/contract-wrappers/src/utils')
| -rw-r--r-- | packages/contract-wrappers/src/utils/constants.ts | 2 | ||||
| -rw-r--r-- | packages/contract-wrappers/src/utils/utils.ts | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/packages/contract-wrappers/src/utils/constants.ts b/packages/contract-wrappers/src/utils/constants.ts index 2df11538c..78441decf 100644 --- a/packages/contract-wrappers/src/utils/constants.ts +++ b/packages/contract-wrappers/src/utils/constants.ts @@ -12,4 +12,6 @@ export const constants = { UNLIMITED_ALLOWANCE_IN_BASE_UNITS: new BigNumber(2).pow(256).minus(1), DEFAULT_BLOCK_POLLING_INTERVAL: 1000, ZERO_AMOUNT: new BigNumber(0), + ONE_AMOUNT: new BigNumber(1), + ETHER_TOKEN_DECIMALS: 18, }; diff --git a/packages/contract-wrappers/src/utils/utils.ts b/packages/contract-wrappers/src/utils/utils.ts index 689a7ee0a..f7949ec34 100644 --- a/packages/contract-wrappers/src/utils/utils.ts +++ b/packages/contract-wrappers/src/utils/utils.ts @@ -1,4 +1,7 @@ import { BigNumber } from '@0xproject/utils'; +import { Web3Wrapper } from '@0xproject/web3-wrapper'; + +import { constants } from './constants'; export const utils = { getCurrentUnixTimestampSec(): BigNumber { @@ -8,4 +11,7 @@ export const utils = { getCurrentUnixTimestampMs(): BigNumber { return new BigNumber(Date.now()); }, + numberPercentageToEtherTokenAmountPercentage(percentage: number): BigNumber { + return Web3Wrapper.toBaseUnitAmount(constants.ONE_AMOUNT, constants.ETHER_TOKEN_DECIMALS).mul(percentage); + }, }; |