本文整理汇总了TypeScript中@0xproject/web3-wrapper.Web3Wrapper.getNodeVersionAsync方法的典型用法代码示例。如果您正苦于以下问题:TypeScript Web3Wrapper.getNodeVersionAsync方法的具体用法?TypeScript Web3Wrapper.getNodeVersionAsync怎么用?TypeScript Web3Wrapper.getNodeVersionAsync使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类@0xproject/web3-wrapper.Web3Wrapper
的用法示例。
在下文中一共展示了Web3Wrapper.getNodeVersionAsync方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: signOrderHashAsync
public async signOrderHashAsync(orderHash: string): Promise<ECSignature> {
utils.assert(!_.isUndefined(this._zeroEx), 'ZeroEx must be instantiated.');
const makerAddress = this._userAddressIfExists;
// If makerAddress is undefined, this means they have a web3 instance injected into their browser
// but no account addresses associated with it.
if (_.isUndefined(makerAddress)) {
throw new Error('Tried to send a sign request but user has no associated addresses');
}
this._showFlashMessageIfLedger();
const nodeVersion = await this._web3Wrapper.getNodeVersionAsync();
const isParityNode = utils.isParityNode(nodeVersion);
const isTestRpc = utils.isTestRpc(nodeVersion);
const isLedgerSigner = !_.isUndefined(this._ledgerSubprovider);
let shouldAddPersonalMessagePrefix = true;
if ((isParityNode && !isLedgerSigner) || isTestRpc || isLedgerSigner) {
shouldAddPersonalMessagePrefix = false;
}
const ecSignature = await this._zeroEx.signOrderHashAsync(
orderHash,
makerAddress,
shouldAddPersonalMessagePrefix,
);
this._dispatcher.updateECSignature(ecSignature);
return ecSignature;
}
示例2: async
async () => {
// Check for network state changes
let currentNetworkId;
try {
currentNetworkId = await this._web3Wrapper.getNetworkIdAsync();
} catch (err) {
// Noop
}
if (currentNetworkId !== this._prevNetworkId) {
this._prevNetworkId = currentNetworkId;
this._dispatcher.updateNetworkId(currentNetworkId);
}
// Check for node version changes
const currentNodeVersion = await this._web3Wrapper.getNodeVersionAsync();
if (currentNodeVersion !== prevNodeVersion) {
prevNodeVersion = currentNodeVersion;
this._dispatcher.updateNodeVersion(currentNodeVersion);
}
if (this._shouldPollUserAddress) {
const addresses = await this._web3Wrapper.getAvailableAddressesAsync();
const userAddressIfExists = addresses[0];
// Update makerAddress on network change
if (this._prevUserAddressIfExists !== userAddressIfExists) {
this._prevUserAddressIfExists = userAddressIfExists;
this._dispatcher.updateUserAddress(userAddressIfExists);
}
// Check for user ether balance changes
if (!_.isUndefined(userAddressIfExists)) {
await this._updateUserWeiBalanceAsync(userAddressIfExists);
}
} else {
// This logic is primarily for the Ledger, since we don't regularly poll for the address
// we simply update the balance for the last fetched address.
if (!_.isUndefined(this._prevUserAddressIfExists)) {
await this._updateUserWeiBalanceAsync(this._prevUserAddressIfExists);
}
}
},