From b10c41143f2effbf085ce8a7cee285a9020182e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Keviin=20=C3=85berg=20Kultalahti?= <kevin.aberg@gmail.com>
Date: Tue, 11 May 2021 17:51:19 +0200
Subject: [PATCH] adds missing files

---
 .../builder/src/helpers/validation/validation.js  | 15 +++++++++++++++
 .../builder/src/helpers/validation/validators.js  | 12 ++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 packages/builder/src/helpers/validation/validation.js
 create mode 100644 packages/builder/src/helpers/validation/validators.js

diff --git a/packages/builder/src/helpers/validation/validation.js b/packages/builder/src/helpers/validation/validation.js
new file mode 100644
index 0000000000..7f44f33663
--- /dev/null
+++ b/packages/builder/src/helpers/validation/validation.js
@@ -0,0 +1,15 @@
+import { writable, derived } from 'svelte/store'
+
+export function createValidationStore(initialValue, ...validators) {
+	
+	const value = writable(initialValue || '') 
+	const error = derived(value, $v => validate($v, validators))
+	
+	return [value, error]
+}
+
+function validate(value, validators) {
+    const failing = validators.find(v => v(value) !== true)
+
+    return failing && failing(value)
+}
\ No newline at end of file
diff --git a/packages/builder/src/helpers/validation/validators.js b/packages/builder/src/helpers/validation/validators.js
new file mode 100644
index 0000000000..d4ae90381e
--- /dev/null
+++ b/packages/builder/src/helpers/validation/validators.js
@@ -0,0 +1,12 @@
+function emailValidator (value) {
+    return (value && !!value.match(/^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/)) || 'Please enter a valid email'
+  }
+
+function requiredValidator (value) {
+    return (value !== undefined && value !== null && value !== '') || 'This field is required'
+  }
+
+export {
+  emailValidator,
+  requiredValidator
+}
\ No newline at end of file