From cda62768dd5f49feda4ce81c480f3744c5a76c35 Mon Sep 17 00:00:00 2001
From: Vlad <Suhomlinov.dev@gmail.com>
Date: Tue, 25 Aug 2020 20:49:25 +0300
Subject: [PATCH] Add closures

---
 .../Views/OTPSwiftView/OTPSwiftView.swift     |  2 +-
 .../Views/OTPTextField/OTPTextField.swift     |  2 +-
 TISwiftUtils/Sources/Helpers/Typealias.swift  | 30 +++++++++++++++++--
 3 files changed, 29 insertions(+), 5 deletions(-)

diff --git a/OTPSwiftView/Sources/Views/OTPSwiftView/OTPSwiftView.swift b/OTPSwiftView/Sources/Views/OTPSwiftView/OTPSwiftView.swift
index c596d1f2..1df6a0b1 100644
--- a/OTPSwiftView/Sources/Views/OTPSwiftView/OTPSwiftView.swift
+++ b/OTPSwiftView/Sources/Views/OTPSwiftView/OTPSwiftView.swift
@@ -33,7 +33,7 @@ open class OTPSwiftView<View: OTPView>: BaseInitializableControl {
     public private(set) var codeStackView = UIStackView()
     public private(set) var textFieldsCollection: [View] = []
     
-    public var onTextEnter: ValueClosure<String>?
+    public var onTextEnter: ParameterClosure<String>?
     
     public var code: String {
         get {
diff --git a/OTPSwiftView/Sources/Views/OTPTextField/OTPTextField.swift b/OTPSwiftView/Sources/Views/OTPTextField/OTPTextField.swift
index 8974c6a2..19d47813 100644
--- a/OTPSwiftView/Sources/Views/OTPTextField/OTPTextField.swift
+++ b/OTPSwiftView/Sources/Views/OTPTextField/OTPTextField.swift
@@ -31,7 +31,7 @@ open class OTPTextField: UITextField {
     public weak var nextTextField: OTPTextField?
     
     public var onTextChangedSignal: VoidClosure?
-    public var validationClosure: ValidationClosure<String>?
+    public var validationClosure: Closure<String, Bool>?
     public var caretHeight: CGFloat?
     
     public var lastNotEmpty: OTPTextField {
diff --git a/TISwiftUtils/Sources/Helpers/Typealias.swift b/TISwiftUtils/Sources/Helpers/Typealias.swift
index cccaaac7..897d1f09 100644
--- a/TISwiftUtils/Sources/Helpers/Typealias.swift
+++ b/TISwiftUtils/Sources/Helpers/Typealias.swift
@@ -22,6 +22,30 @@
 
 import UIKit
 
-public typealias ValueClosure<T> = ((T) -> Void)
-public typealias VoidClosure = (() -> Void)
-public typealias ValidationClosure<T> = ((T) -> Bool)
+/// Closure with custom arguments and return value.
+public typealias Closure<Input, Output> = (Input) -> Output
+
+/// Closure with no arguments and custom return value.
+public typealias ResultClosure<Output> = () -> Output
+
+/// Closure that takes custom arguments and returns Void.
+public typealias ParameterClosure<Input> = Closure<Input, Void>
+
+// MARK: Throwable versions
+
+/// Closure with custom arguments and return value, may throw an error.
+public typealias ThrowableClosure<Input, Output> = (Input) throws -> Output
+
+/// Closure with no arguments and custom return value, may throw an error.
+public typealias ThrowableResultClosure<Output> = () throws -> Output
+
+/// Closure that takes custom arguments and returns Void, may throw an error.
+public typealias ThrowableParameterClosure<Input> = ThrowableClosure<Input, Void>
+
+// MARK: Concrete closures
+
+/// Closure that takes no arguments and returns Void.
+public typealias VoidClosure = ResultClosure<Void>
+
+/// Closure that takes no arguments, may throw an error and returns Void.
+public typealias ThrowableVoidClosure = () throws -> Void