embark/lib/modules/profiler/index.js

73 lines
2.5 KiB
JavaScript

const asciiTable = require('ascii-table');
const GasEstimator = require('../gasEstimator');
class Profiler {
constructor(embark) {
this.embark = embark;
this.logger = embark.logger;
this.events = embark.events;
this.gasEstimator = new GasEstimator(embark);
this.registerConsoleCommand();
}
profile(contractName, contract) {
const self = this;
let table = new asciiTable(contractName);
table.setHeading('Function', 'Payable', 'Mutability', 'Inputs', 'Outputs', 'Gas Estimates');
self.gasEstimator.estimateGas(contractName, function(err, gastimates, name) {
if (err) {
self.logger.error('error found in method: ', name);
self.logger.error(JSON.stringify(err));
return;
}
contract.abiDefinition.forEach((abiMethod) => {
switch(abiMethod.type) {
case "constructor":
table.addRow("constructor", abiMethod.payable, abiMethod.stateMutability, self.formatParams(abiMethod.inputs), self.formatParams(abiMethod.outputs), gastimates['constructor']);
break;
case "fallback":
table.addRow("fallback", abiMethod.payable, abiMethod.stateMutability, self.formatParams(abiMethod.inputs), self.formatParams(abiMethod.outputs), gastimates['fallback']);
break;
default:
table.addRow(abiMethod.name, abiMethod.payable, abiMethod.stateMutability, self.formatParams(abiMethod.inputs), self.formatParams(abiMethod.outputs), gastimates[abiMethod.name]);
}
});
self.logger.info(table.toString());
});
}
formatParams(params) {
if (!params || !params.length) {
return "()";
}
let paramString = "(";
let mappedParams = params.map(param => param.type);
paramString += mappedParams.join(',');
paramString += ")";
return paramString;
}
registerConsoleCommand() {
const self = this;
self.embark.registerConsoleCommand((cmd, _options) => {
let cmdName = cmd.split(' ')[0];
let contractName = cmd.split(' ')[1];
if (cmdName === 'profile') {
self.events.request('contracts:contract', contractName, (contract) => {
if (!contract.deployedAddress) {
self.logger.info("-- couldn't profile " + contractName + " - it's not deployed or could be an interface");
return "";
}
self.logger.info("-- profile for " + contractName);
this.profile(contractName, contract);
});
return "";
}
return false;
});
}
}
module.exports = Profiler;