Toast util JS file for LWC's

lwc-toast.js

import { ShowToastEvent } from 'lightning/platformShowToastEvent'

/**
 * 
 * @param {String} str - String to capitalize the first character
 * @returns {String} String with first character capitalized
 */
export function capitalize(str){
    return str.charAt(0).toUpperCase() + str.slice(1)
}


/**
 * @param {String} msg message to display to user
 * @param {String} type variant to use; Acceptables are: success, error, info or warning (Defaults to info)
 * @returns {ShowToastEvent} Event ready to dispatch using this.dispatchEvent(event)
 */
export function toast(msg, type = 'info'){

    const event = new ShowToastEvent({
        title: capitalize(type),
        message: msg,
        variant: type,
    });
    
    return event
}