From a88a4478bfa9c18d49296460b98c0512f34794c4 Mon Sep 17 00:00:00 2001
From: 魏曹先生 <1992414357@qq.com>
Date: Sun, 7 Jun 2026 19:41:57 +0800
Subject: Add installer module and refactor error handling

---
 mling/src/pkg_mgr/mod.rs       | 3 +++
 mling/src/proj_mgr/metadata.rs | 8 ++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

(limited to 'mling')

diff --git a/mling/src/pkg_mgr/mod.rs b/mling/src/pkg_mgr/mod.rs
index d03e1d8..030529e 100644
--- a/mling/src/pkg_mgr/mod.rs
+++ b/mling/src/pkg_mgr/mod.rs
@@ -4,6 +4,9 @@ use mingling::{
     macros::{dispatcher, program_setup},
 };
 
+mod installer;
+pub use installer::*;
+
 dispatcher!("install");
 dispatcher!("ls.namespace", CMDListNamespace => EntryListNamespace);
 dispatcher!("rm.namespace", CMDRemoveNamespace => EntryRemoveNamespace);
diff --git a/mling/src/proj_mgr/metadata.rs b/mling/src/proj_mgr/metadata.rs
index 84da69f..1ba24e1 100644
--- a/mling/src/proj_mgr/metadata.rs
+++ b/mling/src/proj_mgr/metadata.rs
@@ -16,10 +16,10 @@ pub fn read_metadata(cargo_toml: &PathBuf) -> Result<CargoLockFile, std::io::Err
 
     if !output.status.success() {
         let stderr = String::from_utf8_lossy(&output.stderr);
-        return Err(std::io::Error::new(
-            std::io::ErrorKind::Other,
-            format!("cargo metadata failed: {}", stderr),
-        ));
+        return Err(std::io::Error::other(format!(
+            "cargo metadata failed: {}",
+            stderr
+        )));
     }
 
     let lock_file: CargoLockFile = serde_json::from_slice(&output.stdout)
-- 
cgit