Rustfmt

exercises/24_file_io/file_io1.rs

@@ -3,7 +3,6 @@ use std::path::Path;
 
 const TEST_FILE_NAME: &str = "SampleTextFile.txt";
 fn main() {
-
     create_required_files();
 
     let read_str_result = fs::read_to_string(TEST_FILE_NAME);
@@ -20,13 +19,11 @@ fn main() {
     }
 }
 
-
+fn create_required_files() {
-fn create_required_files(){
     let file_path = Path::new(TEST_FILE_NAME);
 
     if file_path.exists() == false {
         fs::write(&file_path, "This is the file content.").unwrap();
         println!("File created.");
     }
-
+}
-}

solutions/24_file_io/file_io1.rs

@@ -3,7 +3,6 @@ use std::path::Path;
 
 const TEST_FILE_NAME: &str = "SampleTextFile.txt";
 fn main() {
-
     create_required_files();
 
     let read_str_result = fs::read_to_string(TEST_FILE_NAME);
@@ -14,18 +13,15 @@ fn main() {
         }
         Err(_) => {
             panic!("Error reading file.");
-
         }
     }
 }
 
-
+fn create_required_files() {
-fn create_required_files(){
     let file_path = Path::new(TEST_FILE_NAME);
 
     if !file_path.exists() {
         fs::write(file_path, "This is the file content.").unwrap();
         println!("File created.");
     }
-
+}
-}

solutions/24_file_io/file_io2.rs

@@ -26,10 +26,11 @@ fn main() {
     let mut buffered_file_writer = BufWriter::new(output_file.ok().unwrap());
 
     let mut line_number = 1;
-    
+
     for line in buffered_input_file.lines() {
         if let Ok(line) = line {
-            let write_result =buffered_file_writer.write(format!("Line {} : {}\n", line_number, line).as_bytes());
+            let write_result =
+                buffered_file_writer.write(format!("Line {} : {}\n", line_number, line).as_bytes());
             if write_result.is_err() {
                 eprintln!("Write result error: {}", write_result.unwrap_err());
                 break;

solutions/24_file_io/file_io3.rs

@@ -1,8 +1,7 @@
 use std::fs;
-use std::path::{PathBuf};
+use std::path::PathBuf;
 
 fn main() {
-
     create_required_files();
     let mut path_buffer = PathBuf::new();
 
@@ -18,33 +17,26 @@ fn main() {
         assert_eq!(meta_data.len(), 117);
         println!("File permissions {:?}", meta_data.permissions());
         assert!(!meta_data.permissions().readonly());
-    }else {
+    } else {
         panic!("Could not get metadata");
-
     }
-
-
-
-
 }
 
-fn create_required_files(){
+fn create_required_files() {
     let file_path = PathBuf::from("SampleFilesFolder/MultiLineTextFile.txt");
 
     let dir_path = file_path.parent().unwrap();
 
-    if !dir_path.exists()  {
+    if !dir_path.exists() {
         fs::create_dir(dir_path).unwrap();
         println!("Created directory {:?}", dir_path);
     }
 
-    if !file_path.exists(){
+    if !file_path.exists() {
-
         let text = "This is the first line of the text.
         This is the second line.
         And this is the third and the last line.";
         fs::write(file_path, text).unwrap();
         println!("File created.");
     }
-
+}
-}