@ethernauta/utils

Philosophy

This module is a set of small, dependency-free utilities used across the other packages. It is intentionally generic — nothing here knows about Ethereum, chains, or transactions.

Modules

• abi [NPM]
• chain [NPM]
• cli [NPM]
• eip [NPM]
• erc [NPM]
• eth [NPM]
• transaction [NPM]
• transport [NPM]
• utils [NPM]
• wallet

API

camel_to_kebab

import { camel_to_kebab } from "@ethernauta/utils"

const kebab = camel_to_kebab("helloWorld") // "hello-world"

invariant

import { invariant } from "@ethernauta/utils"

const input: string | null = "helloWorld"
invariant(typeof input === "string", "input must be a string")
// input is narrowed to `string` from here on

number_to_hex

import { number_to_hex } from "@ethernauta/utils"

const hex = number_to_hex(255) // "0xff"

hex_to_number

import { hex_to_number } from "@ethernauta/utils"

const value = hex_to_number("0xff") // 255

bytes_to_hex

import { bytes_to_hex } from "@ethernauta/utils"

const hex = bytes_to_hex(new Uint8Array([0xde, 0xad, 0xbe, 0xef]))
// "0xdeadbeef"

hex_to_bytes

import { hex_to_bytes } from "@ethernauta/utils"

const bytes = hex_to_bytes("0xdeadbeef")
// Uint8Array([0xde, 0xad, 0xbe, 0xef])

strip_hex_prefix

import { strip_hex_prefix } from "@ethernauta/utils"

const stripped = strip_hex_prefix("0xdeadbeef") // "deadbeef"