From 3f7a70a51689c4d8cb122f636d0499c0c6cd5027 Mon Sep 17 00:00:00 2001
From: Alexander Tovstonozhenko <a.tovstonozhenko@mozidev.com>
Date: Thu, 21 Jun 2018 14:50:35 +0300
Subject: [PATCH 1/2] Fix crash caused by nil lineView and titleLabel

---
 Sources/SkyFloatingLabelTextField.swift | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/Sources/SkyFloatingLabelTextField.swift b/Sources/SkyFloatingLabelTextField.swift
index f020a27..70aa484 100644
--- a/Sources/SkyFloatingLabelTextField.swift
+++ b/Sources/SkyFloatingLabelTextField.swift
@@ -411,9 +411,11 @@ open class SkyFloatingLabelTextField: UITextField { // swiftlint:disable:this ty
     }
 
     fileprivate func updateLineView() {
-        if let lineView = lineView {
-            lineView.frame = lineViewRectForBounds(bounds, editing: editingOrSelected)
+        guard let lineView = lineView else {
+            return
         }
+
+        lineView.frame = lineViewRectForBounds(bounds, editing: editingOrSelected)
         updateLineColor()
     }
 
@@ -427,6 +429,10 @@ open class SkyFloatingLabelTextField: UITextField { // swiftlint:disable:this ty
     }
 
     fileprivate func updateLineColor() {
+        guard let lineView = lineView else {
+            return
+        }
+
         if !isEnabled {
             lineView.backgroundColor = disabledColor
         } else if hasErrorMessage {
@@ -437,6 +443,10 @@ open class SkyFloatingLabelTextField: UITextField { // swiftlint:disable:this ty
     }
 
     fileprivate func updateTitleColor() {
+        guard let titleLabel = titleLabel else {
+            return
+        }
+
         if !isEnabled {
             titleLabel.textColor = disabledColor
         } else if hasErrorMessage {
@@ -463,6 +473,9 @@ open class SkyFloatingLabelTextField: UITextField { // swiftlint:disable:this ty
     // MARK: - Title handling
 
     fileprivate func updateTitleLabel(_ animated: Bool = false) {
+        guard let titleLabel = titleLabel else {
+            return
+        }
 
         var titleText: String? = nil
         if hasErrorMessage {

From 952203b012b16503c4d410d0de635ee4f08093f2 Mon Sep 17 00:00:00 2001
From: Alexander Tovstonozhenko <alex_t@member.fsf.org>
Date: Thu, 21 Jun 2018 15:37:25 +0300
Subject: [PATCH 2/2] Update CHANGELOG.md

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 633b0d2..ce3cc8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 Master
 ------
 
+* Fixed crash when overriding certain properties [#216](https://github.com/Skyscanner/SkyFloatingLabelTextField/pull/216). Thanks to [alextov](https://github.com/alextov).
+
 v3.5.1
 ------