From 3c06a1638e716fc970a05b30c8f18787fed0dc1a Mon Sep 17 00:00:00 2001
From: Eduardo San Martin Morote <posva13@gmail.com>
Date: Wed, 20 Aug 2025 13:38:56 +0200
Subject: [PATCH] refactor: allow no parser

---
 .../matchers/matcher-pattern-query.spec.ts          | 13 ++++++++++++-
 .../matchers/matcher-pattern-query.ts               |  5 +----
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.spec.ts b/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.spec.ts
index 9c8b63e7..62938385 100644
--- a/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.spec.ts
+++ b/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.spec.ts
@@ -401,7 +401,18 @@ describe('MatcherPatternQueryParam', () => {
     })
   })
 
-  describe('defaultValue', () => {
+  it('should work without parser parameter', () => {
+    const matcher = new MatcherPatternQueryParam('test', 'test_param', 'value')
+    // Should use PARAM_PARSER_DEFAULTS.get which returns value ?? null
+    expect(matcher.match({ test_param: 'value' })).toEqual({
+      test: 'value',
+    })
+    expect(matcher.build({ test: 'value' })).toEqual({
+      test_param: 'value',
+    })
+  })
+
+  describe('parser fallback', () => {
     describe('match', () => {
       it('should fallback to PARAM_PARSER_DEFAULTS.get when parser.get is undefined', () => {
         const matcher = new MatcherPatternQueryParam(
diff --git a/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.ts b/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.ts
index 530a1c58..18306517 100644
--- a/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.ts
+++ b/packages/router/src/experimental/route-resolver/matchers/matcher-pattern-query.ts
@@ -23,10 +23,7 @@ export class MatcherPatternQueryParam<T, ParamName extends string>
     private paramName: ParamName,
     private queryKey: string,
     private format: 'value' | 'array' | 'both',
-    private parser: ParamParser<T>,
-    // TODO: optional values
-    // private format: 'value' | 'array' | 'both' = 'both',
-    // private parser: ParamParser<T> = PATH_PARAM_DEFAULT_PARSER,
+    private parser: ParamParser<T> = {},
     private defaultValue?: (() => T) | T
   ) {}
 
-- 
2.47.3