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Просмотр файла: Provider.js
import { EventEmitter } from 'eventemitter3';
import * as Errors from './Errors.js';
import * as RpcResponse from './RpcResponse.js';
export class ProviderRpcError extends Error {
constructor(code, message) {
super(message);
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'ProviderRpcError'
});
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "details", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
this.code = code;
this.details = message;
}
}
/** The user rejected the request. */
export class UserRejectedRequestError extends ProviderRpcError {
constructor({ message = 'The user rejected the request.', } = {}) {
super(4001, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4001
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UserRejectedRequestError'
});
}
}
Object.defineProperty(UserRejectedRequestError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4001
});
/** The requested method and/or account has not been authorized by the user. */
export class UnauthorizedError extends ProviderRpcError {
constructor({ message = 'The requested method and/or account has not been authorized by the user.', } = {}) {
super(4100, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4100
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UnauthorizedError'
});
}
}
Object.defineProperty(UnauthorizedError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4100
});
/** The provider does not support the requested method. */
export class UnsupportedMethodError extends ProviderRpcError {
constructor({ message = 'The provider does not support the requested method.', } = {}) {
super(4200, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4200
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UnsupportedMethodError'
});
}
}
Object.defineProperty(UnsupportedMethodError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4200
});
/** The provider is disconnected from all chains. */
export class DisconnectedError extends ProviderRpcError {
constructor({ message = 'The provider is disconnected from all chains.', } = {}) {
super(4900, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4900
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.DisconnectedError'
});
}
}
Object.defineProperty(DisconnectedError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4900
});
/** The provider is not connected to the requested chain. */
export class ChainDisconnectedError extends ProviderRpcError {
constructor({ message = 'The provider is not connected to the requested chain.', } = {}) {
super(4901, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4901
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.ChainDisconnectedError'
});
}
}
Object.defineProperty(ChainDisconnectedError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4901
});
/** An error occurred when attempting to switch chain. */
export class SwitchChainError extends ProviderRpcError {
constructor({ message = 'An error occurred when attempting to switch chain.', } = {}) {
super(4902, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4902
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.SwitchChainError'
});
}
}
Object.defineProperty(SwitchChainError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 4902
});
/** This Wallet does not support a capability that was not marked as optional. */
export class UnsupportedNonOptionalCapabilityError extends ProviderRpcError {
constructor({ message = 'This Wallet does not support a capability that was not marked as optional.', } = {}) {
super(5700, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5700
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UnsupportedNonOptionalCapabilityError'
});
}
}
Object.defineProperty(UnsupportedNonOptionalCapabilityError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5700
});
/** This Wallet does not support the requested chain ID. */
export class UnsupportedChainIdError extends ProviderRpcError {
constructor({ message = 'This Wallet does not support the requested chain ID.', } = {}) {
super(5710, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5710
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UnsupportedChainIdError'
});
}
}
Object.defineProperty(UnsupportedChainIdError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5710
});
/** There is already a bundle submitted with this ID. */
export class DuplicateIdError extends ProviderRpcError {
constructor({ message = 'There is already a bundle submitted with this ID.', } = {}) {
super(5720, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5720
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.DuplicateIdError'
});
}
}
Object.defineProperty(DuplicateIdError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5720
});
/** This bundle id is unknown / has not been submitted. */
export class UnknownBundleIdError extends ProviderRpcError {
constructor({ message = 'This bundle id is unknown / has not been submitted.', } = {}) {
super(5730, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5730
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.UnknownBundleIdError'
});
}
}
Object.defineProperty(UnknownBundleIdError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5730
});
/** The call bundle is too large for the Wallet to process. */
export class BundleTooLargeError extends ProviderRpcError {
constructor({ message = 'The call bundle is too large for the Wallet to process.', } = {}) {
super(5740, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5740
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.BundleTooLargeError'
});
}
}
Object.defineProperty(BundleTooLargeError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5740
});
/** The Wallet can support atomicity after an upgrade, but the user rejected the upgrade. */
export class AtomicReadyWalletRejectedUpgradeError extends ProviderRpcError {
constructor({ message = 'The Wallet can support atomicity after an upgrade, but the user rejected the upgrade.', } = {}) {
super(5750, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5750
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.AtomicReadyWalletRejectedUpgradeError'
});
}
}
Object.defineProperty(AtomicReadyWalletRejectedUpgradeError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5750
});
/** The wallet does not support atomic execution but the request requires it. */
export class AtomicityNotSupportedError extends ProviderRpcError {
constructor({ message = 'The wallet does not support atomic execution but the request requires it.', } = {}) {
super(5760, message);
Object.defineProperty(this, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5760
});
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.AtomicityNotSupportedError'
});
}
}
Object.defineProperty(AtomicityNotSupportedError, "code", {
enumerable: true,
configurable: true,
writable: true,
value: 5760
});
/**
* Creates an EIP-1193 flavored event emitter to be injected onto a Provider.
*
* @example
* ```ts twoslash
* // @noErrors
* import { Provider, RpcRequest, RpcResponse } from 'ox' // [!code focus]
*
* // 1. Instantiate a Provider Emitter. // [!code focus]
* const emitter = Provider.createEmitter() // [!code focus]
*
* const store = RpcRequest.createStore()
*
* const provider = Provider.from({
* // 2. Pass the Emitter to the Provider. // [!code focus]
* ...emitter, // [!code focus]
* async request(args) {
* return await fetch('https://1.rpc.thirdweb.com', {
* body: JSON.stringify(store.prepare(args)),
* method: 'POST',
* headers: {
* 'Content-Type': 'application/json',
* },
* })
* .then((res) => res.json())
* .then(RpcResponse.parse)
* },
* })
*
* // 3. Emit Provider Events. // [!code focus]
* emitter.emit('accountsChanged', ['0x...']) // [!code focus]
* ```
*
* @returns An event emitter.
*/
export function createEmitter() {
const emitter = new EventEmitter();
return {
get eventNames() {
return emitter.eventNames.bind(emitter);
},
get listenerCount() {
return emitter.listenerCount.bind(emitter);
},
get listeners() {
return emitter.listeners.bind(emitter);
},
addListener: emitter.addListener.bind(emitter),
emit: emitter.emit.bind(emitter),
off: emitter.off.bind(emitter),
on: emitter.on.bind(emitter),
once: emitter.once.bind(emitter),
removeAllListeners: emitter.removeAllListeners.bind(emitter),
removeListener: emitter.removeListener.bind(emitter),
};
}
// eslint-disable-next-line jsdoc/require-jsdoc
export function from(provider, options = {}) {
const { includeEvents = true } = options;
if (!provider)
throw new IsUndefinedError();
return {
...(includeEvents
? {
on: provider.on?.bind(provider),
removeListener: provider.removeListener?.bind(provider),
}
: {}),
async request(args) {
try {
const result = await provider.request(args);
if (result &&
typeof result === 'object' &&
'jsonrpc' in result)
return RpcResponse.parse(result);
return result;
}
catch (error) {
throw parseError(error);
}
},
};
}
/**
* Parses an error into a Provider error instance.
*
* @example
* ```ts twoslash
* import { Provider } from 'ox'
*
* const error = Provider.parseError({ code: 4200, message: 'foo' })
*
* error
* // ^?
*
* ```
*
* @param error - The error object to parse.
* @returns An error instance.
*/
export function parseError(error) {
const error_ = RpcResponse.parseError(error);
if (error_ instanceof RpcResponse.InternalError) {
if (!error_.data)
return error_;
const { code } = error_.data;
if (code === DisconnectedError.code)
return new DisconnectedError(error_);
if (code === ChainDisconnectedError.code)
return new ChainDisconnectedError(error_);
if (code === UserRejectedRequestError.code)
return new UserRejectedRequestError(error_);
if (code === UnauthorizedError.code)
return new UnauthorizedError(error_);
if (code === UnsupportedMethodError.code)
return new UnsupportedMethodError(error_);
if (code === SwitchChainError.code)
return new SwitchChainError(error_);
if (code === AtomicReadyWalletRejectedUpgradeError.code)
return new AtomicReadyWalletRejectedUpgradeError(error_);
if (code === AtomicityNotSupportedError.code)
return new AtomicityNotSupportedError(error_);
if (code === BundleTooLargeError.code)
return new BundleTooLargeError(error_);
if (code === UnknownBundleIdError.code)
return new UnknownBundleIdError(error_);
if (code === DuplicateIdError.code)
return new DuplicateIdError(error_);
if (code === UnsupportedChainIdError.code)
return new UnsupportedChainIdError(error_);
if (code === UnsupportedNonOptionalCapabilityError.code)
return new UnsupportedNonOptionalCapabilityError(error_);
}
return error_;
}
/** Thrown when the provider is undefined. */
export class IsUndefinedError extends Errors.BaseError {
constructor() {
super('`provider` is undefined.');
Object.defineProperty(this, "name", {
enumerable: true,
configurable: true,
writable: true,
value: 'Provider.IsUndefinedError'
});
}
}
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