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export const consolePrefix = 'SweetAlert2:'
/**
* Capitalize the first letter of a string
*
* @param {string} str
* @returns {string}
*/
export const capitalizeFirstLetter = (str) => str.charAt(0).toUpperCase() + str.slice(1)
/**
* Standardize console warnings
*
* @param {string | string[]} message
*/
export const warn = (message) => {
console.warn(`${consolePrefix} ${typeof message === 'object' ? message.join(' ') : message}`)
}
/**
* Standardize console errors
*
* @param {string} message
*/
export const error = (message) => {
console.error(`${consolePrefix} ${message}`)
}
/**
* Private global state for `warnOnce`
*
* @type {string[]}
* @private
*/
const previousWarnOnceMessages = []
/**
* Show a console warning, but only if it hasn't already been shown
*
* @param {string} message
*/
export const warnOnce = (message) => {
if (!previousWarnOnceMessages.includes(message)) {
previousWarnOnceMessages.push(message)
warn(message)
}
}
/**
* Show a one-time console warning about deprecated params/methods
*
* @param {string} deprecatedParam
* @param {string} useInstead
*/
export const warnAboutDeprecation = (deprecatedParam, useInstead) => {
warnOnce(
`"${deprecatedParam}" is deprecated and will be removed in the next major release. Please use "${useInstead}" instead.`
)
}
/**
* If `arg` is a function, call it (with no arguments or context) and return the result.
* Otherwise, just pass the value through
*
* @param {Function | any} arg
* @returns {any}
*/
export const callIfFunction = (arg) => (typeof arg === 'function' ? arg() : arg)
/**
* @param {any} arg
* @returns {boolean}
*/
export const hasToPromiseFn = (arg) => arg && typeof arg.toPromise === 'function'
/**
* @param {any} arg
* @returns {Promise<any>}
*/
export const asPromise = (arg) => (hasToPromiseFn(arg) ? arg.toPromise() : Promise.resolve(arg))
/**
* @param {any} arg
* @returns {boolean}
*/
export const isPromise = (arg) => arg && Promise.resolve(arg) === arg