perf(pattern-router): improve performance when create null object (#3730

)
honojs · Dec 9, 2024 · 979510f · 979510f
1 parent 50ff212
commit 979510f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/router/pattern-router/router.ts b/src/router/pattern-router/router.ts
@@ -3,6 +3,8 @@ import { METHOD_NAME_ALL, UnsupportedPathError } from '../../router'
 
 type Route<T> = [RegExp, string, T] // [pattern, method, handler, path]
 
+const emptyParams = Object.create(null)
+
 export class PatternRouter<T> implements Router<T> {
   name: string = 'PatternRouter'
   #routes: Route<T>[] = []
@@ -46,7 +48,7 @@ export class PatternRouter<T> implements Router<T> {
       if (routeMethod === method || routeMethod === METHOD_NAME_ALL) {
         const match = pattern.exec(path)
         if (match) {
-          handlers.push([handler, match.groups || Object.create(null)])
+          handlers.push([handler, match.groups || emptyParams])
         }
       }
     }