From 4b0277f9506c667c24b9d8aaf4682d3d93083009 Mon Sep 17 00:00:00 2001
From: Xymorot <xymorot@mailbox.org>
Date: Tue, 18 Jun 2019 00:36:19 +0200
Subject: [PATCH] implement frontend utility functions for classes and styles

---
 src/renderer/services/utils.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 src/renderer/services/utils.ts

diff --git a/src/renderer/services/utils.ts b/src/renderer/services/utils.ts
new file mode 100644
index 0000000..f0ac851
--- /dev/null
+++ b/src/renderer/services/utils.ts
@@ -0,0 +1,13 @@
+export function c(input: Array<string | boolean> | object): string {
+  const array = Array.isArray(input)
+    ? input.filter(el => typeof el === 'string')
+    : Object.keys(input).filter(key => !!input[key]);
+  return array.join(' ');
+}
+
+export function s(styles: object): string {
+  return Object.keys(styles)
+    .filter(key => !!styles[key])
+    .map(key => `${key}:${styles[key]}`)
+    .join(';');
+}