feat(phase-c): resolve exception-handling phase-b TODOs

* Catch specific exception types instead of broad/placeholder handling.
* Drop the shim Countable trait.

1 files changed, 2 insertions, 3 deletions

diff --git a/crates/shirabe/src/repository/writable_array_repository.rs b/crates/shirabe/src/repository/writable_array_repository.rs
index 1c07b8c..bf9d094 100644
--- a/crates/shirabe/src/repository/writable_array_repository.rs
+++ b/crates/shirabe/src/repository/writable_array_repository.rs
@@ -5,7 +5,6 @@ use crate::repository::ArrayRepository;
 use crate::repository::RepositoryInterface;
 use crate::repository::RepositoryInterfaceWeakHandle;
 use anyhow::Result;
-use shirabe_php_shim::Countable;
 
 #[derive(Debug)]
 pub struct WritableArrayRepository {
@@ -84,7 +83,7 @@ impl WritableArrayRepository {
         self.inner.get_repo_name()
     }
 
-    pub fn count(&self) -> i64 {
-        Countable::count(&self.inner)
+    pub fn count(&self) -> anyhow::Result<usize> {
+        self.inner.count()
     }
 }