From cc9bf0e13d75b9938b67da5df8135369374dc36d Mon Sep 17 00:00:00 2001
From: 魏曹先生 <1992414357@qq.com>
Date: Sun, 15 Mar 2026 18:19:59 +0800
Subject: Add ID mapping system for local/remote index source conversion

---
 systems/sheet/src/index_source/error.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 systems/sheet/src/index_source/error.rs

(limited to 'systems/sheet/src/index_source/error.rs')

diff --git a/systems/sheet/src/index_source/error.rs b/systems/sheet/src/index_source/error.rs
new file mode 100644
index 0000000..b8e98fd
--- /dev/null
+++ b/systems/sheet/src/index_source/error.rs
@@ -0,0 +1,19 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum IDAliasError {
+    #[error("IO error: {0}")]
+    Io(#[from] std::io::Error),
+
+    #[error("Invalid alias file: {0}")]
+    InvalidAliasFile(String),
+
+    #[error("Alias not found for ID: {0}")]
+    AliasNotFound(u32),
+
+    #[error("Invalid file offset: {0}")]
+    InvalidOffset(u64),
+
+    #[error("File size mismatch: expected {0}, got {1}")]
+    FileSizeMismatch(u64, u64),
+}
-- 
cgit