no need for assignment here

src/lib.rs

@@ -124,9 +124,8 @@ fn segments_from_string(string: String) -> Vec<String> {
     // are we inside `"""\n...\n"""`? if so, ignore empty lines
     let mut inside_escaped_block = false;
     let mut current_segment : Vec<String> = Vec::new();
-    let lines: Vec<&str> = string.lines().collect();
 
-    for line in lines {
+    for line in string.lines() {
         if line == "\"\"\"" {
             inside_escaped_block = ! inside_escaped_block;
         }