ethers.js/packages/abstract-provider/lib.esm/index.js
2020-07-13 08:03:56 -04:00

79 lines
2.4 KiB
JavaScript

"use strict";
import { isHexString } from "@ethersproject/bytes";
import { Description, defineReadOnly } from "@ethersproject/properties";
import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);
;
;
//export type CallTransactionable = {
// call(transaction: TransactionRequest): Promise<TransactionResponse>;
//};
export class ForkEvent extends Description {
static isForkEvent(value) {
return !!(value && value._isForkEvent);
}
}
export class BlockForkEvent extends ForkEvent {
constructor(blockHash, expiry) {
if (!isHexString(blockHash, 32)) {
logger.throwArgumentError("invalid blockHash", "blockHash", blockHash);
}
super({
_isForkEvent: true,
_isBlockForkEvent: true,
expiry: (expiry || 0),
blockHash: blockHash
});
}
}
export class TransactionForkEvent extends ForkEvent {
constructor(hash, expiry) {
if (!isHexString(hash, 32)) {
logger.throwArgumentError("invalid transaction hash", "hash", hash);
}
super({
_isForkEvent: true,
_isTransactionForkEvent: true,
expiry: (expiry || 0),
hash: hash
});
}
}
export class TransactionOrderForkEvent extends ForkEvent {
constructor(beforeHash, afterHash, expiry) {
if (!isHexString(beforeHash, 32)) {
logger.throwArgumentError("invalid transaction hash", "beforeHash", beforeHash);
}
if (!isHexString(afterHash, 32)) {
logger.throwArgumentError("invalid transaction hash", "afterHash", afterHash);
}
super({
_isForkEvent: true,
_isTransactionOrderForkEvent: true,
expiry: (expiry || 0),
beforeHash: beforeHash,
afterHash: afterHash
});
}
}
///////////////////////////////
// Exported Abstracts
export class Provider {
constructor() {
logger.checkAbstract(new.target, Provider);
defineReadOnly(this, "_isProvider", true);
}
// Alias for "on"
addListener(eventName, listener) {
return this.on(eventName, listener);
}
// Alias for "off"
removeListener(eventName, listener) {
return this.off(eventName, listener);
}
static isProvider(value) {
return !!(value && value._isProvider);
}
}
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