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