Update split_between_tokens.ts

Author: Mqxx

src/string/split_between_tokens.ts

@@ -0,0 +1,22 @@
+import { isEmpty } from '../array/mod.ts';
+
+/**
+ * This function spits a string between tokens.
+ * 
+ * @param input The input string
+ * @param tokens A list of char tokens
+ * @returns The spited array
+ */
+export default function splitBetweenTokens(
+  input : string,
+  tokens : string[]
+) : string[] {
+  if (!input) {
+    return [];
+  }
+  if (isEmpty(tokens)) {
+    return [input];
+  }
+  const escapedTokens = `\\${tokens.join('\\')}`;
+  return input.split(new RegExp(`(?=[${escapedTokens}])|(?<=[${escapedTokens}]+)`));
+}