@ardier16/q-js-sdk/lib/contracts/ERC20HelperInstance.d.ts

Typescript Library to interact with Q System Contracts

import { ERC20 } from '../web3-contracts/ERC20';
import { BaseContractInstance } from './BaseContractInstance';
import BN from 'bn.js';
import Web3 from 'web3';
import { QNonPayableTx } from '../types';
import { TransactionReceipt } from 'web3-eth';
import { AbiItem } from 'web3-utils';
/**
 * ERC20 helper instance to interact with ERC20 contracts.
 * See [onchain documentation](@system-contracts-repo/@network/ERC20/) for more details.
 */
export declare class ERC20HelperInstance<T extends ERC20> extends BaseContractInstance<T> {
    constructor(web3: Web3, abi: AbiItem[], address: string);
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#name)
     */
    name(): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#symbol)
     */
    symbol(): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#decimals)
     */
    decimals(): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#totalsupply)
     */
    totalSupply(): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#balanceof)
     */
    balanceOf(userAddress: string): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#transfer)
     */
    transfer(receiver: string, amount: number | string | BN, txOptions?: QNonPayableTx): Promise<TransactionReceipt>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#approve)
     */
    approve(spender: string, amount: number | string | BN, txOptions?: QNonPayableTx): Promise<TransactionReceipt>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#transferfrom)
     */
    transferFrom(owner: string, receiver: string, amount: number | string | BN, txOptions?: QNonPayableTx): Promise<TransactionReceipt>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#allowance)
     */
    allowance(tokenOwner: string, spender: string): Promise<string>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#increaseallowance)
     */
    increaseAllowance(spender: string, addedValue: number | string | BN, txOptions?: QNonPayableTx): Promise<TransactionReceipt>;
    /**
     * [External documentation](@system-contracts-repo/@network/ERC20/#decreaseallowance)
     */
    decreaseAllowance(spender: string, subtractedValue: number | string | BN, txOptions?: QNonPayableTx): Promise<TransactionReceipt>;
}