app/views/layouts/_navbar.html.erb
<nav class="navbar navbar-expand-lg navbar-light bg-green">
<div class = "container">
<!-- Brand e logo -->
<a class="navbar-brand" href=<%= inicio_path%>>
<%= image_tag asset_path("logos/logo-64.png"), size: "30", class: "d-inline-block align-top"%>
<a class = "fonte">É vegano?</a>
</a>
<!-- Botão Sanduíche -->
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarTogglerDemo02" aria-controls="navbarTogglerDemo02" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<!-- Tudo dentro dessa div vai sumir -->
<div class="collapse navbar-collapse" id="navbarTogglerDemo02">
<ul class="navbar-nav mr-auto mt-2 mt-lg-0">
<li class="nav-item">
</li>
</ul>
<% if usuario_signed_in? %>
<%= link_to((current_usuario.nome), perfil_path, class: "nav-link text-nav") %>
<a class="nav-link text-nav" href=<%=historico_path%>>Histórico de Buscas</a>
<% if current_usuario.dev then%>
<%= link_to("Dev Console", dev_path, class: "btn btn-danger mr-sm-2")%>
<% end %>
<%= button_to('Sair', destroy_usuario_session_path, method: :delete, class: "btn btn-danger my-2 my-sm-0") %>
<% else %>
<button type="button" class="btn btn-light my-2 my-sm-0 mr-sm-2" data-toggle="modal" data-target="#modalRegistro">
Registre-se
</button>
<button type="button" class="btn btn-primary-evegano" data-toggle="modal" data-target="#modalLogin">
Login
</button>
<% end %>
</div>
</div>
</nav>