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remix-project/libs/remix-lib/src/execution/txExecution.ts

179 lines
8.5 KiB

'use strict'
import { ethers } from 'ethers'
import { getFunctionFragment } from './txHelper'
/**
* deploy the given contract
*
* @param {String} from - sender address
* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ).
* @param {String} value - decimal representation of value.
* @param {String} gasLimit - decimal representation of gas limit.
* @param {Object} txRunner - TxRunner.js instance
* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb }
* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb)
* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb)
* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb)
* @param {Function} finalCallback - last callback.
*/
export function createContract (from, data, value, gasLimit, txRunner, callbacks, finalCallback) {
if (!callbacks.confirmationCb || !callbacks.gasEstimationForceSend || !callbacks.promptCb) {
return finalCallback('all the callbacks must have been defined')
}
const tx = { from: from, to: null, data: data, useCall: false, value: value, gasLimit: gasLimit }
txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => {
// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
finalCallback(error, txResult)
})
}
export async function deployProxy (bytecode, abi, implAddress, signer, _data) {
}
/**
* call the current given contract ! that will create a transaction !
*
* @param {String} from - sender address
* @param {String} to - recipient address
* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ).
* @param {String} value - decimal representation of value.
* @param {String} gasLimit - decimal representation of gas limit.
* @param {Object} txRunner - TxRunner.js instance
* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb }
* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb)
* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb)
* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb)
* @param {Function} finalCallback - last callback.
*/
export function callFunction (from, to, data, value, gasLimit, funAbi, txRunner, callbacks, finalCallback) {
const useCall = funAbi.stateMutability === 'view' || funAbi.stateMutability === 'pure' || funAbi.constant
const tx = { from, to, data, useCall, value, gasLimit }
txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => {
// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
finalCallback(error, txResult)
})
}
/**
* check if the vm has errored
*
* @param {Object} execResult - execution result given by the VM
* @return {Object} - { error: true/false, message: DOMNode }
*/
export function checkVMError (execResult, compiledContracts) {
const errorCode = {
OUT_OF_GAS: 'out of gas',
STACK_UNDERFLOW: 'stack underflow',
STACK_OVERFLOW: 'stack overflow',
INVALID_JUMP: 'invalid JUMP',
INVALID_OPCODE: 'invalid opcode',
REVERT: 'revert',
STATIC_STATE_CHANGE: 'static state change',
INTERNAL_ERROR: 'internal error',
CREATE_COLLISION: 'create collision',
STOP: 'stop',
REFUND_EXHAUSTED: 'refund exhausted'
}
const ret = {
error: false,
message: ''
}
if (!execResult.exceptionError) {
return ret
}
const exceptionError = execResult.exceptionError.error || ''
const error = `VM error: ${exceptionError}.\n`
let msg
if (exceptionError === errorCode.INVALID_OPCODE) {
msg = '\t\n\tThe execution might have thrown.\n'
ret.error = true
} else if (exceptionError === errorCode.OUT_OF_GAS) {
msg = '\tThe transaction ran out of gas. Please increase the Gas Limit.\n'
ret.error = true
} else if (exceptionError === errorCode.REVERT) {
const returnData = execResult.returnValue
const returnDataHex = returnData.slice(0, 4).toString('hex')
let customError
if (compiledContracts) {
let decodedCustomErrorInputsClean
for (const file of Object.keys(compiledContracts)) {
for (const contractName of Object.keys(compiledContracts[file])) {
const contract = compiledContracts[file][contractName]
for (const item of contract.abi) {
if (item.type === 'error') {
// ethers doesn't crash anymore if "error" type is specified, but it doesn't extract the errors. see:
// https://github.com/ethers-io/ethers.js/commit/bd05aed070ac9e1421a3e2bff2ceea150bedf9b7
// we need here to fake the type, so the "getSighash" function works properly
const fn = getFunctionFragment({ ...item, type: 'function', stateMutability: 'nonpayable' })
if (!fn) continue
const sign = fn.getSighash(item.name)
if (!sign) continue
if (returnDataHex === sign.replace('0x', '')) {
customError = item.name
const functionDesc = fn.getFunction(item.name)
// decoding error parameters
const decodedCustomErrorInputs = fn.decodeFunctionData(functionDesc, returnData)
decodedCustomErrorInputsClean = {}
let devdoc = {}
// "contract" reprensents the compilation result containing the NATSPEC documentation
if (contract && fn.functions && Object.keys(fn.functions).length) {
const functionSignature = Object.keys(fn.functions)[0]
// we check in the 'devdoc' if there's a developer documentation for this error
try {
devdoc = (contract.devdoc.errors && contract.devdoc.errors[functionSignature][0]) || {}
} catch (e) {
console.error(e.message)
}
// we check in the 'userdoc' if there's an user documentation for this error
try {
const userdoc = (contract.userdoc.errors && contract.userdoc.errors[functionSignature][0]) || {}
if (userdoc && (userdoc as any).notice) customError += ' : ' + (userdoc as any).notice // we append the user doc if any
} catch (e) {
console.error(e.message)
}
}
let inputIndex = 0
for (const input of functionDesc.inputs) {
const inputKey = input.name || inputIndex
const v = decodedCustomErrorInputs[inputKey]
decodedCustomErrorInputsClean[inputKey] = {
value: v.toString ? v.toString() : v
}
if (devdoc && (devdoc as any).params) {
decodedCustomErrorInputsClean[input.name].documentation = (devdoc as any).params[inputKey] // we add the developer documentation for this input parameter if any
}
inputIndex++
}
break
}
}
}
}
}
if (decodedCustomErrorInputsClean) {
msg = '\tThe transaction has been reverted to the initial state.\nError provided by the contract:'
msg += `\n${customError}`
msg += '\nParameters:'
msg += `\n${JSON.stringify(decodedCustomErrorInputsClean, null, ' ')}`
}
}
if (!customError) {
// It is the hash of Error(string)
if (returnData && (returnDataHex === '08c379a0')) {
const abiCoder = new ethers.utils.AbiCoder()
const reason = abiCoder.decode(['string'], returnData.slice(4))[0]
msg = `\tThe transaction has been reverted to the initial state.\nReason provided by the contract: "${reason}".`
} else {
msg = '\tThe transaction has been reverted to the initial state.\nNote: The called function should be payable if you send value and the value you send should be less than your current balance.'
}
}
ret.error = true
} else if (exceptionError === errorCode.STATIC_STATE_CHANGE) {
msg = '\tState changes is not allowed in Static Call context\n'
ret.error = true
}
ret.message = `${error}\n${exceptionError}\n${msg}\nDebug the transaction to get more information.`
return ret
}