From 036ac78690b61786c60a297272cda3f6a4d7afd5 Mon Sep 17 00:00:00 2001
From: f <f@sutty.nl>
Date: Mon, 3 Aug 2020 17:13:53 -0300
Subject: [PATCH] siempre faltan cinco para el ser

---
 config/initializers/bootstrap_field_with_errors.rb | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 config/initializers/bootstrap_field_with_errors.rb

diff --git a/config/initializers/bootstrap_field_with_errors.rb b/config/initializers/bootstrap_field_with_errors.rb
new file mode 100644
index 00000000..a372ed69
--- /dev/null
+++ b/config/initializers/bootstrap_field_with_errors.rb
@@ -0,0 +1,9 @@
+# Adaptar la renderización de campos con error de Rails para que sea
+# compatible con Bootstrap4.  La forma actual rompe los inputs
+# personalizados.
+ActionView::Base.field_error_proc = proc do |html_tag, _|
+  html = Nokogiri::HTML::DocumentFragment.parse html_tag
+  html.children.first.attributes['class'].value += ' is-invalid'
+
+  html.to_s.html_safe
+end