reorganize things

src/lib.rs

@@ -0,0 +1,2 @@
+pub mod slugify;
+pub use crate::slugify::slugify;

src/main.rs

@@ -1,29 +1,11 @@
 use clap::Parser;
+use slugify::slugify;
 
 #[derive(Parser)]
 struct Cli {
     strings: Vec<String>,
 }
 
-fn slugify(input: String) -> String {
-    let mut result = input.to_lowercase();
-
-    result = result.replace(' ', "-");
-    result = result
-        .chars()
-        .filter(|&c| c.is_alphanumeric() || c == '_' || c == '-')
-        .collect();
-
-    while result.contains("--") {
-        result = result.replace("--", "-");
-    }
-
-    result = result
-        .trim_matches(|c| c == ' ' || c == '-' || c == '_')
-        .to_string();
-    result
-}
-
 fn main() {
     let args = Cli::parse();
     let combined = args.strings.join(" ");

src/slugify.rs

@@ -0,0 +1,18 @@
+pub fn slugify(input: String) -> String {
+    let mut result = input.to_lowercase();
+
+    result = result.replace(' ', "-");
+    result = result
+        .chars()
+        .filter(|&c| c.is_alphanumeric() || c == '_' || c == '-')
+        .collect();
+
+    while result.contains("--") {
+        result = result.replace("--", "-");
+    }
+
+    result = result
+        .trim_matches(|c| c == ' ' || c == '-' || c == '_')
+        .to_string();
+    result
+}