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2aa25bc478
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@ -1,109 +1,108 @@ |
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'use strict' |
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import { ethers } from 'ethers' |
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module.exports = { |
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/** |
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* deploy the given contract |
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* |
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* @param {String} from - sender address |
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* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ). |
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* @param {String} value - decimal representation of value. |
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* @param {String} gasLimit - decimal representation of gas limit. |
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* @param {Object} txRunner - TxRunner.js instance |
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* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb } |
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* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb) |
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* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb) |
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* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb) |
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* @param {Function} finalCallback - last callback. |
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*/ |
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createContract: function (from, data, value, gasLimit, txRunner, callbacks, finalCallback) { |
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if (!callbacks.confirmationCb || !callbacks.gasEstimationForceSend || !callbacks.promptCb) { |
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return finalCallback('all the callbacks must have been defined') |
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} |
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const tx = { from: from, to: null, data: data, useCall: false, value: value, gasLimit: gasLimit } |
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txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => { |
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// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
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finalCallback(error, txResult) |
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}) |
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}, |
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/** |
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* deploy the given contract |
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* |
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* @param {String} from - sender address |
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* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ). |
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* @param {String} value - decimal representation of value. |
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* @param {String} gasLimit - decimal representation of gas limit. |
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* @param {Object} txRunner - TxRunner.js instance |
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* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb } |
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* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb) |
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* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb) |
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* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb) |
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* @param {Function} finalCallback - last callback. |
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*/ |
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export function createContract (from, data, value, gasLimit, txRunner, callbacks, finalCallback) { |
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if (!callbacks.confirmationCb || !callbacks.gasEstimationForceSend || !callbacks.promptCb) { |
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return finalCallback('all the callbacks must have been defined') |
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} |
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const tx = { from: from, to: null, data: data, useCall: false, value: value, gasLimit: gasLimit } |
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txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => { |
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// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
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finalCallback(error, txResult) |
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}) |
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} |
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/** |
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* call the current given contract ! that will create a transaction ! |
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* |
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* @param {String} from - sender address |
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* @param {String} to - recipient address |
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* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ). |
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* @param {String} value - decimal representation of value. |
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* @param {String} gasLimit - decimal representation of gas limit. |
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* @param {Object} txRunner - TxRunner.js instance |
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* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb } |
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* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb) |
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* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb) |
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* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb) |
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* @param {Function} finalCallback - last callback. |
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*/ |
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callFunction: function (from, to, data, value, gasLimit, funAbi, txRunner, callbacks, finalCallback) { |
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const useCall = funAbi.stateMutability === 'view' || funAbi.stateMutability === 'pure' || funAbi.constant |
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const tx = { from, to, data, useCall, value, gasLimit } |
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txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => { |
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// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
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finalCallback(error, txResult) |
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}) |
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}, |
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/** |
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* call the current given contract ! that will create a transaction ! |
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* |
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* @param {String} from - sender address |
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* @param {String} to - recipient address |
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* @param {String} data - data to send with the transaction ( return of txFormat.buildData(...) ). |
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* @param {String} value - decimal representation of value. |
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* @param {String} gasLimit - decimal representation of gas limit. |
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* @param {Object} txRunner - TxRunner.js instance |
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* @param {Object} callbacks - { confirmationCb, gasEstimationForceSend, promptCb } |
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* [validate transaction] confirmationCb (network, tx, gasEstimation, continueTxExecution, cancelCb) |
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* [transaction failed, force send] gasEstimationForceSend (error, continueTxExecution, cancelCb) |
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* [personal mode enabled, need password to continue] promptCb (okCb, cancelCb) |
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* @param {Function} finalCallback - last callback. |
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*/ |
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export function callFunction (from, to, data, value, gasLimit, funAbi, txRunner, callbacks, finalCallback) { |
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const useCall = funAbi.stateMutability === 'view' || funAbi.stateMutability === 'pure' || funAbi.constant |
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const tx = { from, to, data, useCall, value, gasLimit } |
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txRunner.rawRun(tx, callbacks.confirmationCb, callbacks.gasEstimationForceSend, callbacks.promptCb, (error, txResult) => { |
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// see universaldapp.js line 660 => 700 to check possible values of txResult (error case)
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finalCallback(error, txResult) |
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}) |
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} |
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/** |
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* check if the vm has errored |
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* |
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* @param {Object} txResult - the value returned by the vm |
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* @return {Object} - { error: true/false, message: DOMNode } |
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*/ |
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checkVMError: function (txResult) { |
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const errorCode = { |
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OUT_OF_GAS: 'out of gas', |
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STACK_UNDERFLOW: 'stack underflow', |
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STACK_OVERFLOW: 'stack overflow', |
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INVALID_JUMP: 'invalid JUMP', |
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INVALID_OPCODE: 'invalid opcode', |
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REVERT: 'revert', |
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STATIC_STATE_CHANGE: 'static state change', |
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INTERNAL_ERROR: 'internal error', |
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CREATE_COLLISION: 'create collision', |
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STOP: 'stop', |
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REFUND_EXHAUSTED: 'refund exhausted' |
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} |
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const ret = { |
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error: false, |
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message: '' |
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} |
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if (!txResult.result.execResult.exceptionError) { |
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return ret |
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} |
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const exceptionError = txResult.result.execResult.exceptionError.error || '' |
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const error = `VM error: ${exceptionError}.\n` |
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let msg |
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if (exceptionError === errorCode.INVALID_OPCODE) { |
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msg = `\t\n\tThe execution might have thrown.\n` |
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ret.error = true |
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} else if (exceptionError === errorCode.OUT_OF_GAS) { |
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msg = `\tThe transaction ran out of gas. Please increase the Gas Limit.\n` |
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ret.error = true |
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} else if (exceptionError === errorCode.REVERT) { |
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const returnData = txResult.result.execResult.returnValue |
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// It is the hash of Error(string)
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if (returnData && (returnData.slice(0, 4).toString('hex') === '08c379a0')) { |
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const abiCoder = new ethers.utils.AbiCoder() |
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const reason = abiCoder.decode(['string'], returnData.slice(4))[0] |
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msg = `\tThe transaction has been reverted to the initial state.\nReason provided by the contract: "${reason}".` |
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} else { |
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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.` |
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} |
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ret.error = true |
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} else if (exceptionError === errorCode.STATIC_STATE_CHANGE) { |
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msg = `\tState changes is not allowed in Static Call context\n` |
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ret.error = true |
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} |
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ret.message = `${error}${exceptionError}${msg}\tDebug the transaction to get more information.` |
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/** |
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* check if the vm has errored |
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* |
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* @param {Object} txResult - the value returned by the vm |
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* @return {Object} - { error: true/false, message: DOMNode } |
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*/ |
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export function checkVMError (txResult) { |
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const errorCode = { |
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OUT_OF_GAS: 'out of gas', |
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STACK_UNDERFLOW: 'stack underflow', |
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STACK_OVERFLOW: 'stack overflow', |
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INVALID_JUMP: 'invalid JUMP', |
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INVALID_OPCODE: 'invalid opcode', |
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REVERT: 'revert', |
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STATIC_STATE_CHANGE: 'static state change', |
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INTERNAL_ERROR: 'internal error', |
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CREATE_COLLISION: 'create collision', |
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STOP: 'stop', |
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REFUND_EXHAUSTED: 'refund exhausted' |
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} |
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const ret = { |
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error: false, |
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message: '' |
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} |
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if (!txResult.result.execResult.exceptionError) { |
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return ret |
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} |
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const exceptionError = txResult.result.execResult.exceptionError.error || '' |
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const error = `VM error: ${exceptionError}.\n` |
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let msg |
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if (exceptionError === errorCode.INVALID_OPCODE) { |
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msg = `\t\n\tThe execution might have thrown.\n` |
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ret.error = true |
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} else if (exceptionError === errorCode.OUT_OF_GAS) { |
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msg = `\tThe transaction ran out of gas. Please increase the Gas Limit.\n` |
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ret.error = true |
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} else if (exceptionError === errorCode.REVERT) { |
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const returnData = txResult.result.execResult.returnValue |
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// It is the hash of Error(string)
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if (returnData && (returnData.slice(0, 4).toString('hex') === '08c379a0')) { |
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const abiCoder = new ethers.utils.AbiCoder() |
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const reason = abiCoder.decode(['string'], returnData.slice(4))[0] |
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msg = `\tThe transaction has been reverted to the initial state.\nReason provided by the contract: "${reason}".` |
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} else { |
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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.` |
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} |
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ret.error = true |
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} else if (exceptionError === errorCode.STATIC_STATE_CHANGE) { |
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msg = `\tState changes is not allowed in Static Call context\n` |
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ret.error = true |
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} |
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ret.message = `${error}${exceptionError}${msg}\tDebug the transaction to get more information.` |
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return ret |
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} |
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