alpinejs/src/utils/error.js

The rugged, minimal JavaScript framework

export function tryCatch(el, expression, callback, ...args) {
    try {
        return callback(...args)
    } catch (e) {
        handleError( e, el, expression )
    }
}

export function handleError(...args) {
    return errorHandler(...args)
}

let errorHandler = normalErrorHandler

export function setErrorHandler(handler) {
    errorHandler = handler
}

export function normalErrorHandler(error , el, expression = undefined) {
    error = Object.assign( 
        error ?? { message: 'No error message given.' }, 
        { el, expression } )

    console.warn(`Alpine Expression Error: ${error.message}\n\n${ expression ? 'Expression: \"' + expression + '\"\n\n' : '' }`, el)

    setTimeout( () => { throw error }, 0 )
}