Update typescript and fix ts errors

curious-leaf · Dec 1, 2023 · e950ed8 · e950ed8
1 parent 2fabbab
commit e950ed8
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Showing 3 changed files with 7 additions and 7 deletions.
diff --git a/bun.lockb b/bun.lockb
diff --git a/package.json b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@curiousleaf/utils",
   "description": "A lightweight set of utilities",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "license": "MIT",
   "module": "./dist/index.js",
   "type": "module",
@@ -20,6 +20,6 @@
   "devDependencies": {
     "@biomejs/biome": "latest",
     "bun-types": "latest",
-    "typescript": "latest"
+    "typescript": "^5.3.2"
   }
-}
+}
diff --git a/src/format/format.ts b/src/format/format.ts
@@ -66,16 +66,16 @@ export const formatBytes = (bytes: number, decimals = 0): string => {
  * @param mimeType - The MIME type string to format.
  * @returns The formatted MIME type string.
  */
-export const formatMimeType = (mimeType: string): string | null => {
+export const formatMimeType = (mimeType: string): string | undefined => {
   const [, subtype] = mimeType.split("/")
-  let type: string
+  let type: string | undefined
 
   switch (subtype) {
     case "*":
-      return null
+      return undefined
     default:
       type = subtype
   }
 
-  return type.toUpperCase()
+  return type?.toUpperCase()
 }