consolidate defs

src/lib/strings/hashtags.ts

@@ -1,3 +1,10 @@
 export const TAG_REGEX = /(?:^|\s)(#[^\d\s]\S*)(?=\s)?/gi
 export const ENDING_PUNCTUATION_REGEX = /\p{P}+$/gu
 export const LEADING_HASH_REGEX = /^#/
+
+export function sanitize(tagString: string) {
+  return tagString
+    .trim()
+    .replace(LEADING_HASH_REGEX, '')
+    .replace(ENDING_PUNCTUATION_REGEX, '')
+}

src/lib/strings/helpers.ts

@@ -32,3 +32,7 @@ export function toHashCode(str: string, seed = 0): number {
 
   return 4294967296 * (2097151 & h2) + (h1 >>> 0)
 }
+
+export function uniq(tags: string[]) {
+  return Array.from(new Set(tags))
+}