text-constant-case/dist.es2015/index.js

Convert into upper case text with an underscore between words

import { noCase } from "text-no-case";
import { upperCase } from "text-upper-case";
export function constantCase(input, options = {}) {
    // Handle null/undefined inputs gracefully
    if (!input)
        return "";
    return noCase(input, {
        delimiter: "_",
        transform: upperCase,
        ...options,
    });
}