Fix bug in writing to file with no extension

src/main.rs

@@ -50,10 +50,10 @@ fn main() {
 
     for file in &args.files {
         let mut logs = Vec::<Log>::new();
-        if let Some(text) = read(file, &mut logs) {
-            let new_text = format_file(&text, file, &args, &mut logs);
+        if let Some((file, text)) = read(file, &mut logs) {
+            let new_text = format_file(&text, &file, &args, &mut logs);
             exit_code = process_output(
-                &args, file, &text, &new_text, exit_code, &mut logs,
+                &args, &file, &text, &new_text, exit_code, &mut logs,
             );
         } else {
             exit_code = 1;

src/parse.rs

@@ -48,7 +48,7 @@ impl Cli {
 }
 
 /// Add a missing extension and read the file
-pub fn read(file: &str, logs: &mut Vec<Log>) -> Option<String> {
+pub fn read(file: &str, logs: &mut Vec<Log>) -> Option<(String, String)> {
     // check if file has an accepted extension
     let has_ext = EXTENSIONS.iter().any(|e| file.ends_with(e));
     // if no valid extension, try adding .tex
@@ -57,7 +57,7 @@ pub fn read(file: &str, logs: &mut Vec<Log>) -> Option<String> {
         new_file.push_str(".tex");
     };
     if let Ok(text) = fs::read_to_string(&new_file) {
-        return Some(text);
+        return Some((new_file, text));
     }
     if has_ext {
         record_file_log(logs, Error, file, "Could not open file.");