Improve comments

This commit is contained in:
Fabio Berger
2018-03-20 22:17:39 +00:00
parent 3cd7bce0a3
commit 6a410b03ff

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@@ -8,8 +8,7 @@ import * as Web3 from 'web3';
*/ */
export class Web3Wrapper { export class Web3Wrapper {
/** /**
* This is here purely to reliably distinguish it from other objects in runtime * Flag to check if this instance is of type Web3Wrapper
* Similar to: BigNumber.isBigNumber
*/ */
public isZeroExWeb3Wrapper = true; public isZeroExWeb3Wrapper = true;
private _web3: Web3; private _web3: Web3;
@@ -18,7 +17,7 @@ export class Web3Wrapper {
/** /**
* Instantiates a new Web3Wrapper. * Instantiates a new Web3Wrapper.
* @param provider The Web3 provider instance you would like the Web3Wrapper to use for interacting with * @param provider The Web3 provider instance you would like the Web3Wrapper to use for interacting with
* the Ethereum network. * the backing Ethereum node.
* @param defaults Override TxData defaults sent with RPC requests to the backing Ethereum node. * @param defaults Override TxData defaults sent with RPC requests to the backing Ethereum node.
* @return An instance of the Web3Wrapper class. * @return An instance of the Web3Wrapper class.
*/ */
@@ -76,7 +75,7 @@ export class Web3Wrapper {
return _.includes(addresses, normalizedAddress); return _.includes(addresses, normalizedAddress);
} }
/** /**
* Fetch the backing Ethereum node's version string e.g `MetaMask/v4.2.0` * Fetch the backing Ethereum node's version string (e.g `MetaMask/v4.2.0`)
* @returns Ethereum node's version string * @returns Ethereum node's version string
*/ */
public async getNodeVersionAsync(): Promise<string> { public async getNodeVersionAsync(): Promise<string> {
@@ -85,7 +84,7 @@ export class Web3Wrapper {
} }
/** /**
* Fetches the networkId of the backing Ethereum node * Fetches the networkId of the backing Ethereum node
* @returns The networkId * @returns The network id
*/ */
public async getNetworkIdAsync(): Promise<number> { public async getNetworkIdAsync(): Promise<number> {
const networkIdStr = await promisify<string>(this._web3.version.getNetwork)(); const networkIdStr = await promisify<string>(this._web3.version.getNetwork)();
@@ -126,7 +125,7 @@ export class Web3Wrapper {
} }
/** /**
* Check if a contract exists at a given address * Check if a contract exists at a given address
* @param address Account address to check * @param address Address to which to check
* @returns Whether or not contract code was found at the supplied address * @returns Whether or not contract code was found at the supplied address
*/ */
public async doesContractExistAtAddressAsync(address: string): Promise<boolean> { public async doesContractExistAtAddressAsync(address: string): Promise<boolean> {
@@ -146,7 +145,7 @@ export class Web3Wrapper {
return signData; return signData;
} }
/** /**
* Fetches the latest blockNumber * Fetches the latest block number
* @returns Block number * @returns Block number
*/ */
public async getBlockNumberAsync(): Promise<number> { public async getBlockNumberAsync(): Promise<number> {
@@ -165,14 +164,14 @@ export class Web3Wrapper {
/** /**
* Fetch a block's timestamp * Fetch a block's timestamp
* @param blockParam The block you wish to fetch (blockHash, blockNumber or blockLiteral) * @param blockParam The block you wish to fetch (blockHash, blockNumber or blockLiteral)
* @returns The timestamp the block was mined * @returns The block's timestamp
*/ */
public async getBlockTimestampAsync(blockParam: string | Web3.BlockParam): Promise<number> { public async getBlockTimestampAsync(blockParam: string | Web3.BlockParam): Promise<number> {
const { timestamp } = await this.getBlockAsync(blockParam); const { timestamp } = await this.getBlockAsync(blockParam);
return timestamp; return timestamp;
} }
/** /**
* Retrieve the user addresses available through the provider * Retrieve the user addresses available through the backing provider
* @returns Available user addresses * @returns Available user addresses
*/ */
public async getAvailableAddressesAsync(): Promise<string[]> { public async getAvailableAddressesAsync(): Promise<string[]> {
@@ -182,7 +181,7 @@ export class Web3Wrapper {
} }
/** /**
* Take a snapshot of the blockchain state on a TestRPC/Ganache local node * Take a snapshot of the blockchain state on a TestRPC/Ganache local node
* @returns The snapshot Id. This can be used to revert to this snapshot * @returns The snapshot id. This can be used to revert to this snapshot
*/ */
public async takeSnapshotAsync(): Promise<number> { public async takeSnapshotAsync(): Promise<number> {
const snapshotId = Number(await this._sendRawPayloadAsync<string>({ method: 'evm_snapshot', params: [] })); const snapshotId = Number(await this._sendRawPayloadAsync<string>({ method: 'evm_snapshot', params: [] }));
@@ -190,7 +189,7 @@ export class Web3Wrapper {
} }
/** /**
* Revert the blockchain state to a previous snapshot state on TestRPC/Ganache local node * Revert the blockchain state to a previous snapshot state on TestRPC/Ganache local node
* @param snapshotId snapshot Id to revert to * @param snapshotId snapshot id to revert to
* @returns Whether the revert was successful * @returns Whether the revert was successful
*/ */
public async revertSnapshotAsync(snapshotId: number): Promise<boolean> { public async revertSnapshotAsync(snapshotId: number): Promise<boolean> {
@@ -242,7 +241,7 @@ export class Web3Wrapper {
/** /**
* Get a Web3 contract factory instance for a given ABI * Get a Web3 contract factory instance for a given ABI
* @param abi Smart contract ABI * @param abi Smart contract ABI
* @returns Web3 contract factory which can create Web3 Contract instances for the supplied ABI * @returns Web3 contract factory which can create Web3 Contract instances from the supplied ABI
*/ */
public getContractFromAbi(abi: Web3.ContractAbi): Web3.Contract<any> { public getContractFromAbi(abi: Web3.ContractAbi): Web3.Contract<any> {
const web3Contract = this._web3.eth.contract(abi); const web3Contract = this._web3.eth.contract(abi);
@@ -260,7 +259,7 @@ export class Web3Wrapper {
/** /**
* Call a smart contract method at a given block height * Call a smart contract method at a given block height
* @param callData Call data * @param callData Call data
* @param defaultBlock Block height at which to make the call * @param defaultBlock Block height at which to make the call. Defaults to `latest`
* @returns The raw call result * @returns The raw call result
*/ */
public async callAsync(callData: Web3.CallData, defaultBlock?: Web3.BlockParam): Promise<string> { public async callAsync(callData: Web3.CallData, defaultBlock?: Web3.BlockParam): Promise<string> {