cargo init --lib

Signed-off-by: Jia Chao <jiac13@chinaunicom.cn>

.gitignore

@@ -14,3 +14,15 @@ Cargo.lock
 # MSVC Windows builds of rustc generate these, which store debugging information
 *.pdb
 
+
+
+# Added by cargo
+
+/target
+
+
+# Added by cargo
+#
+# already existing elements were commented out
+
+#/target

Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "updateinfo-xmlparser"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

src/lib.rs

@@ -0,0 +1,14 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}