datatable.directory/resources/views/form/input.blade.php

@php
/** @var \App\View\Widget $w */
@endphp

<div class="row form-group">
  <label for="field-{{ $w->name }}" class="col-md-{{$w->labelCols}} col-form-label text-md-right">
    {{ $w->label }}
    @include('form._help', ['mobile' => true])
  </label>
  <div class="col-md-{{$w->fieldCols}}">
    <div class="input-group">
      @if($w->prepend)
        <div class="input-group-prepend">
          <span class="input-group-text">{!! $w->prepend !!}</span>
        </div>
      @endif

      <input id="field-{{ $w->name }}"
             name="{{ $w->name }}"
             class="form-control rounded-right {{ $errors->has($w->name) ? ' is-invalid' : '' }}"
             value="{{ $w->value }}"
             {!! $w->attributes !!}>

      @if($w->append)
        <div class="input-group-append">
          <span class="input-group-text">{!! $w->append !!}</span>
        </div>
      @endif

      @if ($errors->has($w->name))
        <span class="invalid-feedback" role="alert">
        <strong>{{ $errors->first($w->name) }}</strong>
      </span>
      @endif
    </div>
  </div>
  @include('form._help', ['mobile' => false])
</div>