From ba22d3a98e8f3fbf50274180bfeb870a10d9ae55 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sat, 6 Jun 2026 13:52:48 +0900
Subject: feat(archivable-files-finder): wire exclude closure into
 Finder::filter

Add a Finder::filter(Box<dyn FnMut(&SplFileInfo) -> bool>) stub method and
route the exclude closure through it, matching PHP's ->in()->filter() chain.
FnMut faithfully represents PHP's stateful \Closure.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
---
 .../shirabe-external-packages/src/symfony/component/finder/finder.rs  | 4 ++++
 crates/shirabe/src/package/archiver/archivable_files_finder.rs        | 3 +--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/crates/shirabe-external-packages/src/symfony/component/finder/finder.rs b/crates/shirabe-external-packages/src/symfony/component/finder/finder.rs
index 6622a9a..9d1e9e6 100644
--- a/crates/shirabe-external-packages/src/symfony/component/finder/finder.rs
+++ b/crates/shirabe-external-packages/src/symfony/component/finder/finder.rs
@@ -44,6 +44,10 @@ impl Finder {
         todo!()
     }
 
+    pub fn filter(&mut self, _closure: Box<dyn FnMut(&SplFileInfo) -> bool>) -> &mut Self {
+        todo!()
+    }
+
     pub fn follow_links(&mut self) -> &mut Self {
         todo!()
     }
diff --git a/crates/shirabe/src/package/archiver/archivable_files_finder.rs b/crates/shirabe/src/package/archiver/archivable_files_finder.rs
index 2e06e4d..09041a3 100644
--- a/crates/shirabe/src/package/archiver/archivable_files_finder.rs
+++ b/crates/shirabe/src/package/archiver/archivable_files_finder.rs
@@ -74,11 +74,10 @@ impl ArchivableFilesFinder {
 
         finder
             .r#in(&sources)
-            // TODO(phase-b): symfony Finder filter takes Box<dyn Fn(&SplFileInfo) -> bool>; signature not yet wired
+            .filter(Box::new(filter))
             .ignore_vcs(true)
             .ignore_dot_files(false)
             .sort_by_name();
-        let _ = filter;
 
         let inner_iter: Box<dyn Iterator<Item = SplFileInfo>> = Box::new(finder.get_iterator());
 
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