From 477bb8abf225b7ef27d47ab99d125de0cc86ac75 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Jakubowski?= <jkb.pawel@gmail.com>
Date: Wed, 1 Nov 2023 13:09:58 +0100
Subject: [PATCH] Add substringBetween string extension

---
 src/global.d.ts        | 2 ++
 src/util/extensions.ts | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/global.d.ts b/src/global.d.ts
index 195f9b9..a83983c 100644
--- a/src/global.d.ts
+++ b/src/global.d.ts
@@ -8,6 +8,8 @@ declare global {
 
     substringAfter(text: string): string;
 
+    substringBetween(start: string, end: string): string;
+
     substringUpTo(text: string): string;
 
     substringUpToAndIncluding(text: string): string;
diff --git a/src/util/extensions.ts b/src/util/extensions.ts
index 51b9ce5..ceb2a4d 100644
--- a/src/util/extensions.ts
+++ b/src/util/extensions.ts
@@ -17,6 +17,10 @@ String.prototype.substringAfter = function (text: string) {
   return this.substring(this.indexOf(text) + text.length);
 };
 
+String.prototype.substringBetween = function (start: string, end: string) {
+  return this.substring(this.indexOf(start) + start.length, this.indexOf(end));
+};
+
 String.prototype.substringUpTo = function (text: string) {
   return this.substring(0, this.indexOf(text));
 };
@@ -25,7 +29,7 @@ String.prototype.substringUpToAndIncluding = function (text: string) {
   return this.substring(0, this.indexOf(text) + text.length);
 };
 
-Array.prototype.whereType = function <T>() {
+Array.prototype.whereType = function <T>(): Array<T> {
   return this.filter((element): element is T => !!element);
 };