Hardhat Contract Signatures

This plugin for Hardhat display different signatures that have the methods, events and errors of your contracts by console.

Installation

npm install --save-dev hardhat-contract-signatures

Configuration

Load plugin in your hardhat.config:

// JS
require("hardhat-contract-signatures");
// TS
import "hardhat-contract-signatures"

Add configuration for contractSignature key:

Option	Description	DefaultValues
exclude	Array of dependency paths to exclude	[]
functionsColumns	Array of the columns you want to display. sign:minimal,sign:sighash,sign:full,sign:json,selector,type	['selector', 'sign:minimal']
eventsColumns	Array of the columns you want to display. sign:minimal,sign:sighash,sign:full,sign:json,selector,type,topicHash	['topicHash']
errorsColumns	Array of the columns you want to display. sign:minimal,sign:sighash,sign:full,sign:json,selector,type	['selector', 'sign:minimal']
findColumns	Array of the columns you want to display. sign:minimal,sign:sighash,sign:full,sign:json,selector,type,,topicHash	['type', 'sign:minimal']

contractSignature: {
	functionsColumns: ['selector',],
	eventsColumns: ['topicHash'],
	exclude: ['contracts/testWrappers/**', '@openzeppelin/**'],
}

Usage

The plugin includes 3 tasks depending on which signature you want to obtain:

• Functions:

   npx hardhat signature functions
  

• Errors:

   npx hardhat signature errors
  

• Events:

   npx hardhat signature events
  

• Find:

   npx hardhat signature find {selector or name you want to find}