Laravel Nova Text Field Limit Macro

NovaTextFieldLimitMacro.php

<?php

/*
 * Text Field Limit Macro
 * Implementation of Str::limit Helper.
 * Truncates a string after $limit characters and adds $end
 * Can be added to NovaServiceProvider in boot()
 */
\Laravel\Nova\Fields\Text::macro('limit', function ($limit = 50, $end = '...') {
    $this->displayUsing(
        function ($text) use ($limit, $end) {
            return \Illuminate\Support\Str::limit($text, $limit, $end);
        }
    );

    return $this;
});


/*
 * Example
 */
Text::make('First Name')
    ->sortable()
    ->rules('required')
    ->limit(20, '->'),