feat: resolve trivial todo!() placeholders

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

5 files changed, 13 insertions, 9 deletions

diff --git a/crates/shirabe/src/command/require_command.rs b/crates/shirabe/src/command/require_command.rs
index 31d345a..3d8331b 100644
--- a/crates/shirabe/src/command/require_command.rs
+++ b/crates/shirabe/src/command/require_command.rs
@@ -65,6 +65,8 @@ pub struct RequireCommand {
     /// contents before modification if the lock file exists
     lock_backup: Option<String>,
     dependency_resolution_completed: bool,
+    repos: Option<crate::repository::RepositoryInterfaceHandle>,
+    repository_sets: IndexMap<String, std::rc::Rc<std::cell::RefCell<RepositorySet>>>,
 }
 
 impl Default for RequireCommand {
@@ -85,6 +87,8 @@ impl RequireCommand {
             lock: String::new(),
             lock_backup: None,
             dependency_resolution_completed: false,
+            repos: None,
+            repository_sets: IndexMap::new(),
         };
         command
             .configure()
@@ -95,13 +99,13 @@ impl RequireCommand {
 
 impl PackageDiscoveryTrait for RequireCommand {
     fn get_repos_mut(&mut self) -> &mut Option<crate::repository::RepositoryInterfaceHandle> {
-        todo!()
+        &mut self.repos
     }
 
     fn get_repository_sets_mut(
         &mut self,
     ) -> &mut IndexMap<String, std::rc::Rc<std::cell::RefCell<RepositorySet>>> {
-        todo!()
+        &mut self.repository_sets
     }
 
     fn get_io(&self) -> std::rc::Rc<std::cell::RefCell<dyn IOInterface>> {
diff --git a/crates/shirabe/src/downloader/transport_exception.rs b/crates/shirabe/src/downloader/transport_exception.rs
index c457e1b..155a5ce 100644
--- a/crates/shirabe/src/downloader/transport_exception.rs
+++ b/crates/shirabe/src/downloader/transport_exception.rs
@@ -72,8 +72,8 @@ impl TransportException {
 }
 
 impl std::fmt::Display for TransportException {
-    fn fmt(&self, _f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        todo!()
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}", self.message)
     }
 }
 
diff --git a/crates/shirabe/src/json/json_validation_exception.rs b/crates/shirabe/src/json/json_validation_exception.rs
index 4549a0f..a63edda 100644
--- a/crates/shirabe/src/json/json_validation_exception.rs
+++ b/crates/shirabe/src/json/json_validation_exception.rs
@@ -26,8 +26,8 @@ impl JsonValidationException {
 }
 
 impl std::fmt::Display for JsonValidationException {
-    fn fmt(&self, _f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        todo!()
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}", self.inner.message)
     }
 }
 
diff --git a/crates/shirabe/src/package/loader/invalid_package_exception.rs b/crates/shirabe/src/package/loader/invalid_package_exception.rs
index 764b31f..2bd22c6 100644
--- a/crates/shirabe/src/package/loader/invalid_package_exception.rs
+++ b/crates/shirabe/src/package/loader/invalid_package_exception.rs
@@ -48,8 +48,8 @@ impl InvalidPackageException {
 }
 
 impl std::fmt::Display for InvalidPackageException {
-    fn fmt(&self, _f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        todo!()
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}", self.inner.message)
     }
 }
 
diff --git a/crates/shirabe/src/repository/vcs_repository.rs b/crates/shirabe/src/repository/vcs_repository.rs
index de51a34..b7c0dbb 100644
--- a/crates/shirabe/src/repository/vcs_repository.rs
+++ b/crates/shirabe/src/repository/vcs_repository.rs
@@ -79,7 +79,7 @@ pub struct VcsRepository {
 
 impl ConfigurableRepositoryInterface for VcsRepository {
     fn get_repo_config(&self) -> IndexMap<String, PhpMixed> {
-        todo!()
+        self.repo_config.clone()
     }
 }