重构所有部分

1 files changed, 16 insertions, 0 deletions

diff --git a/src/string_utils.rs b/src/string_utils.rs
new file mode 100644
index 0000000..7a02f25
--- /dev/null
+++ b/src/string_utils.rs
@@ -0,0 +1,16 @@
+pub fn process_id_text(input: String) -> String {
+    let s = input.trim().to_lowercase();
+    let mut result = String::new();
+
+    for c in s.chars() {
+        match c {
+            '\n' | '_' => continue,
+            '-' | '.' | ',' | ' ' => result.push('_'),
+            _ => result.push(c),
+        }
+    }
+
+    result.chars()
+        .filter(|&c| c.is_ascii_alphanumeric() || c == '_')
+        .collect()
+}
\ No newline at end of file