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/* Imports: External */
import { HardhatNetworkProvider } from 'hardhat/internal/hardhat-network/provider/provider'
import { decodeRevertReason } from 'hardhat/internal/hardhat-network/stack-traces/revert-reasons'
import { VmError } from '@nomiclabs/ethereumjs-vm/dist/exceptions'
import BN from 'bn.js'
// Handle hardhat ^2.2.0
let TransactionExecutionError: any
try {
// tslint:disable-next-line
TransactionExecutionError = require('hardhat/internal/hardhat-network/provider/errors')
.TransactionExecutionError
} catch (err) {
// tslint:disable-next-line
TransactionExecutionError = require('hardhat/internal/core/providers/errors')
.TransactionExecutionError
}
/* Imports: Internal */
import { MockContract, SmockedVM } from './types'
import { fromFancyAddress, toFancyAddress } from '../common'
/**
* Checks to see if smock has been initialized already. Basically just checking to see if we've
* attached smock state to the VM already.
* @param provider Base hardhat network provider to check.
* @return Whether or not the provider has already been modified to support smock.