@etransfer/utils

This package provides common methods about etransfer services.

Including obtaining contracts, operating contracts, formatting amounts, address judgment, etc.

Installation

Using NPM

npm install @etransfer/utils

Using Yarn

yarn add @etransfer/utils

Prerequisites

• :gear: NodeJS (LTS/Fermium)
• :toolbox: Yarn/Lerna

Package.json Scripts

| Script | Description | | -------- | -------------------------------------------------- | | clean | Uses rm to remove dist/ | | build | Uses tsc to build package and dependent packages | | lint | Uses eslint to lint package | | lint:fix | Uses eslint to check and fix any warnings | | format | Uses prettier to format the code |

How to use

See more Developer Documentation.

import { checkTokenAllowanceAndApprove } from '@etransfer/utils'

// Get the token contract.
const tokenContract = await getTokenContract('node address', 'token contract address');

// Check whether the account balance is sufficient. If not, trigger setting allowance.
const result = await checkTokenAllowanceAndApprove()