Fixed readline bug (#65)

* Fixed `read_line()` bug Windows

examples/examples.rs

@@ -14,12 +14,4 @@ extern crate crossterm;
 //mod some_types;
 //mod terminal;
 
-use crossterm::style::{style, Color};
-
-fn main() {
-    let styled_object = style("'Red' text on 'White' background")
-        .with(Color::Rgb { r: 0xFF, g: 0, b: 0 })
-        .on(Color::Rgb { r: 0xFF, g: 0xFF, b: 0xFF });
-
-    println!("{}", styled_object);
-}
+fn main() { }

examples/program_examples/command_bar.rs

@@ -42,7 +42,8 @@ fn main() {
             thread::sleep(time::Duration::from_millis(100));
             count += 1;
         }
-    }).join();
+    })
+    .join();
 
     for thread in threads {
         thread.join();

examples/program_examples/logging.rs

@@ -121,7 +121,8 @@ fn handle_incoming_logs(more_jobs_rx: SyncFlagRx, queue: WorkQueue<String>) {
             }
             std::thread::yield_now();
         }
-    }).join();
+    })
+    .join();
 }
 
 // start different threads that log contiguously.

src/common/functions.rs

@@ -87,7 +87,10 @@ pub fn write(stdout: &Option<&Arc<TerminalOutput>>, string: String) -> io::Resul
 pub fn write_str(stdout: &Option<&Arc<TerminalOutput>>, string: &str) -> io::Result<usize> {
     match stdout {
         None => match io::stdout().flush() {
-            Ok(_) => { write!(io::stdout(), "{}", string)?; Ok(string.len()) },
+            Ok(_) => {
+                write!(io::stdout(), "{}", string)?;
+                Ok(string.len())
+            }
             Err(e) => Err(e),
         },
         Some(output) => output.write_str(string),

src/common/screen/alternate.rs

@@ -44,7 +44,8 @@ impl AlternateScreen {
             functions::get_module::<Box<commands::IAlternateScreenCommand + Sync + Send>>(
                 Box::from(commands::win_commands::ToAlternateScreenCommand::new()),
                 Box::from(commands::shared_commands::ToAlternateScreenCommand::new()),
-            ).unwrap();
+            )
+            .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let command = Box::from(commands::shared_commands::ToAlternateScreenCommand::new());

src/kernel/windows_kernel/csbi.rs

@@ -21,7 +21,7 @@ pub fn get_csbi() -> Result<CONSOLE_SCREEN_BUFFER_INFO> {
     let mut csbi = CONSOLE_SCREEN_BUFFER_INFO::empty();
     let success;
 
-    unsafe { success = GetConsoleScreenBufferInfo(handle::get_current_handle()?, &mut csbi) }
+    unsafe { success = GetConsoleScreenBufferInfo(handle::get_current_out_handle()?, &mut csbi) }
 
     if success == 0 {
         return Err(io::Error::new(
@@ -35,7 +35,7 @@ pub fn get_csbi() -> Result<CONSOLE_SCREEN_BUFFER_INFO> {
 
 /// Get buffer info and handle of the current screen.
 pub fn get_csbi_and_handle() -> Result<(CONSOLE_SCREEN_BUFFER_INFO, HANDLE)> {
-    let handle = handle::get_current_handle()?;
+    let handle = handle::get_current_out_handle()?;
     let csbi = get_csbi_by_handle(&handle)?;
 
     return Ok((csbi, handle));
@@ -59,7 +59,7 @@ pub fn get_csbi_by_handle(handle: &HANDLE) -> Result<CONSOLE_SCREEN_BUFFER_INFO>
 
 /// Set the console screen buffer size
 pub fn set_console_screen_buffer_size(size: COORD) -> bool {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     unsafe {
         if !kernel::is_true(SetConsoleScreenBufferSize(handle, size)) {

src/kernel/windows_kernel/cursor.rs

@@ -29,7 +29,7 @@ pub fn save_cursor_pos() {
 
 /// get the current cursor position.
 pub fn pos() -> (u16, u16) {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     if let Ok(csbi) = csbi::get_csbi_by_handle(&handle) {
         (
@@ -57,7 +57,7 @@ pub fn set_console_cursor_position(x: i16, y: i16) {
         );
     }
 
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     let position = COORD { X: x, Y: y };
 
@@ -80,7 +80,7 @@ pub fn set_console_cursor_position(x: i16, y: i16) {
 
 /// change the cursor visibility.
 pub fn cursor_visibility(visable: bool) -> io::Result<()> {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     let cursor_info = CONSOLE_CURSOR_INFO {
         dwSize: 100,

src/kernel/windows_kernel/handle.rs

@@ -1,49 +1,61 @@
 //! This module contains some logic for working with the console handle.
 
 use super::*;
-use winapi::shared::minwindef::DWORD;
-use winapi::um::errhandlingapi::GetLastError;
 use winapi::um::fileapi::{CreateFileW, OPEN_EXISTING};
 use winapi::um::handleapi::INVALID_HANDLE_VALUE;
 use winapi::um::processenv::GetStdHandle;
 use winapi::um::winbase::{STD_INPUT_HANDLE, STD_OUTPUT_HANDLE};
-use winapi::um::winnt::{FILE_SHARE_WRITE, GENERIC_READ, GENERIC_WRITE};
+use winapi::um::winnt::{FILE_SHARE_READ, FILE_SHARE_WRITE, GENERIC_READ, GENERIC_WRITE};
 
 use std::io::{self, Result};
 use std::ptr::null_mut;
 
 /// Get the handle of the active screen.
-pub fn get_current_handle() -> Result<HANDLE> {
-    let dw: DWORD = 0;
-    unsafe {
-        let utf16: Vec<u16> = "CONOUT$\0".encode_utf16().collect();
-        let utf16_ptr: *const u16 = utf16.as_ptr();
+pub fn get_current_out_handle() -> Result<HANDLE> {
+    let utf16: Vec<u16> = "CONOUT$\0".encode_utf16().collect();
+    let utf16_ptr: *const u16 = utf16.as_ptr();
 
-        let handle = CreateFileW(
+    let handle = unsafe {
+        CreateFileW(
             utf16_ptr,
             GENERIC_READ | GENERIC_WRITE,
-            FILE_SHARE_WRITE,
+            FILE_SHARE_READ | FILE_SHARE_WRITE,
             null_mut(),
             OPEN_EXISTING,
-            dw,
+            0,
             null_mut(),
-        );
+        )
+    };
 
-        if !is_valid_handle(&handle) {
-            unsafe {
-                let error = GetLastError();
-                return Err(io::Error::new(
-                    io::ErrorKind::Other,
-                    format!(
-                        "Could not get output handle current handle!, error code: {}",
-                        error
-                    ).as_ref(),
-                ));
-            }
-        }
-
-        Ok(handle)
+    if !is_valid_handle(&handle) {
+        return Err(io::Error::last_os_error());
     }
+
+    Ok(handle)
+}
+
+/// Get the handle of the active screen.
+pub fn get_current_in_handle() -> Result<HANDLE> {
+    let utf16: Vec<u16> = "CONIN$\0".encode_utf16().collect();
+    let utf16_ptr: *const u16 = utf16.as_ptr();
+
+    let handle = unsafe {
+        CreateFileW(
+            utf16_ptr,
+            GENERIC_READ | GENERIC_WRITE,
+            FILE_SHARE_READ | FILE_SHARE_WRITE,
+            null_mut(),
+            OPEN_EXISTING,
+            0,
+            null_mut(),
+        )
+    };
+
+    if !is_valid_handle(&handle) {
+        return Err(io::Error::last_os_error());
+    }
+
+    Ok(handle)
 }
 
 /// Get the std_output_handle of the console

src/kernel/windows_kernel/kernel.rs

@@ -30,7 +30,7 @@ pub fn get_console_mode(handle: &HANDLE, current_mode: &mut u32) -> bool {
 
 /// Change the console text attribute.
 pub fn set_console_text_attribute(value: u16) -> bool {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     unsafe {
         return is_true(SetConsoleTextAttribute(handle, value));
@@ -39,7 +39,7 @@ pub fn set_console_text_attribute(value: u16) -> bool {
 
 /// Change console info.
 pub fn set_console_info(absolute: bool, rect: &SMALL_RECT) -> bool {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     let absolute = match absolute {
         true => 1,

src/kernel/windows_kernel/mod.rs

@@ -5,6 +5,7 @@ pub mod csbi;
 pub mod cursor;
 pub mod handle;
 pub mod kernel;
+pub mod reading;
 pub mod terminal;
 pub mod writing;
 

src/kernel/windows_kernel/reading.rs

@@ -1,84 +1,73 @@
-//use { Context, ScreenManager };
-//use std::rc::Rc;
-//use std::sync::Mutex;
-//
-//use winapi::um::consoleapi::ReadConsoleW;
-//use winapi::um::winnt::HANDLE;
-//use winapi::um::wincon::{ COORD, PSMALL_RECT, ReadConsoleOutputA, CHAR_INFO, };
-//use winapi::shared::minwindef::{ DWORD, LPDWORD, LPVOID };
-//use winapi::shared::ntdef::NULL;
-//
-//use super::kernel;
-//use winapi::ctypes::c_void;
-//
-//pub fn read(buf: &mut [u8], stdout: &Rc<Mutex<ScreenManager>>) {
-////    // Read more if the buffer is empty
-////    let mut utf16: Vec<u16> = Vec::new();
-////    let mut num: DWORD = 0;
-////
-////    let handle = kernel::get_current_handle(&stdout);
-////
-////    unsafe {
-////        ReadConsoleW(handle,
-////                                utf16.as_mut_ptr() as LPVOID,
-////                                utf16.len() as u32,
-////                                &mut num as LPDWORD,
-////                                ptr::mut_null())
-////    };
-////
-////    utf16.truncate(num as uint);
-////    let utf8 = match from_utf16(utf16.as_slice()) {
-////        Some(utf8) => utf8.into_bytes(),
-////        None => {}
-////    };
-////
-////    panic!(utf8);
-//
-//}
-//
-//pub fn read_line(stdout: &Rc<Mutex<ScreenManager>>) -> ::std::io::Result<String>
-//{
-//    const BUFFER_LENGHT: u32 = 1024;
-//    let mut buffer: &mut [CHAR_INFO; BUFFER_LENGHT as usize] = unsafe {::std::mem::zeroed() };
-//
-//    let handle = kernel::get_current_handle(&stdout);
-//
-//    let mut dw_mode: DWORD = 0;
-//    let console_mode = kernel::get_console_mode(&handle, &mut dw_mode);
-//
-//    let ptr = buffer.as_ptr() as *const _ as *mut c_void;
-//    let mut chars_read: u32 = 0;
-//
-//    panic!();
-//    unsafe
-//    {
-//        ReadConsoleW(handle, ptr, BUFFER_LENGHT , &mut chars_read, unsafe {::std::mem::zeroed() });
-//    }
-//
-//    Ok(String::new())
-//}
-//
-///// Read the console outptut.
-//pub fn read_console_output(
-//    read_buffer: &HANDLE,
-//    copy_buffer: &mut [CHAR_INFO; 160],
-//    buffer_size: COORD,
-//    buffer_coord: COORD,
-//    source_buffer: PSMALL_RECT,
-//) {
-//
-//
-//    unsafe {
-//        if !kernel::is_true(
-//            ReadConsoleOutputA(
-//                *read_buffer,             // screen buffer to read from
-//                copy_buffer.as_mut_ptr(), // buffer to copy into
-//                buffer_size,              // col-row size of chiBuffer
-//                buffer_coord,             // top left dest. cell in chiBuffer
-//                source_buffer,
-//            ), // screen buffer source rectangle
-//        ) {
-//            panic!("Cannot read console output");
-//        }
-//    }
-//}
+use super::handle::get_current_in_handle;
+use std::io::{self, Error, Result};
+
+use std::{
+    mem::{self, zeroed},
+    ptr::{null, null_mut},
+};
+
+use winapi::{
+    shared::minwindef::{LPVOID, ULONG},
+    um::consoleapi::{ReadConsoleInputW, ReadConsoleW},
+    um::wincon::CONSOLE_READCONSOLE_CONTROL,
+    um::wincon::{CHAR_INFO, CONSOLE_FONT_INFOEX, INPUT_RECORD, PCONSOLE_READCONSOLE_CONTROL},
+};
+
+use std::io::Write;
+
+/// Could be used to read a line from the stdin.
+/// Note that this is a blocking call and it continues when user pressed enter.
+pub fn read_line(buf: &mut Vec<u8>) -> io::Result<usize> {
+    let handle = get_current_in_handle()?;
+
+    let mut utf16 = vec![0u16; 0x1000];
+    let mut num = 0;
+    let mut input_control = readconsole_input_control(CTRL_Z_MASK);
+
+    unsafe {
+        ReadConsoleW(
+            handle,
+            utf16.as_mut_ptr() as LPVOID,
+            utf16.len() as u32,
+            &mut num,
+            &mut input_control as PCONSOLE_READCONSOLE_CONTROL,
+        )
+    };
+
+    utf16.truncate(num as usize);
+
+    let mut data = match String::from_utf16(&utf16) {
+        Ok(utf8) => utf8.into_bytes(),
+        Err(..) => return Err(invalid_encoding()),
+    };
+
+    if let Some(&last_byte) = data.last() {
+        if last_byte == CTRL_Z {
+            data.pop();
+        }
+    };
+
+    let a = &data
+        .into_iter()
+        .filter(|&x| x != 10 || x != 13)
+        .collect::<Vec<u8>>();
+
+    buf.write(a);
+    Ok(num as usize)
+}
+
+pub fn readconsole_input_control(wakeup_mask: ULONG) -> CONSOLE_READCONSOLE_CONTROL {
+    CONSOLE_READCONSOLE_CONTROL {
+        nLength: mem::size_of::<CONSOLE_READCONSOLE_CONTROL>() as ULONG,
+        nInitialChars: 0,
+        dwCtrlWakeupMask: wakeup_mask,
+        dwControlKeyState: 0,
+    }
+}
+
+fn invalid_encoding() -> io::Error {
+    io::Error::new(io::ErrorKind::InvalidData, "text was not valid unicode")
+}
+
+const CTRL_Z: u8 = 0x1A;
+const CTRL_Z_MASK: ULONG = 0x4000000; //1 << 0x1A

src/kernel/windows_kernel/writing.rs

@@ -19,7 +19,7 @@ pub fn fill_console_output_character(
     start_location: COORD,
     cells_to_write: u32,
 ) -> bool {
-    let handle = handle::get_current_handle().unwrap();
+    let handle = handle::get_current_out_handle().unwrap();
 
     unsafe {
         // fill the cells in console with blanks

src/lib.rs

@@ -12,17 +12,20 @@ mod common;
 mod kernel;
 mod modules;
 
-pub use modules::terminal;
 pub use modules::cursor;
 pub use modules::input;
 pub use modules::output;
 pub use modules::style;
+pub use modules::terminal;
 
-pub use self::style::{color, style, Color, ColorType, Attribute, TerminalColor, ObjectStyle, StyledObject, DisplayableObject};
 pub use self::cursor::{cursor, TerminalCursor};
-pub use self::input::{input, TerminalInput, AsyncReader, KeyEvent};
-pub use self::terminal::{terminal, Terminal};
+pub use self::input::{input, AsyncReader, KeyEvent, TerminalInput};
 pub use self::output::TerminalOutput;
+pub use self::style::{
+    color, style, Attribute, Color, ColorType, DisplayableObject, ObjectStyle, StyledObject,
+    TerminalColor,
+};
+pub use self::terminal::{terminal, Terminal};
 pub use common::screen::{AlternateScreen, Screen};
 pub use common::Crossterm;
 

src/modules/cursor/cursor.rs

@@ -40,7 +40,8 @@ impl<'stdout> TerminalCursor<'stdout> {
         let cursor = functions::get_module::<Box<ITerminalCursor + Sync + Send>>(
             WinApiCursor::new(),
             AnsiCursor::new(),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let cursor = AnsiCursor::new() as Box<ITerminalCursor + Sync + Send>;
@@ -72,7 +73,8 @@ impl<'stdout> TerminalCursor<'stdout> {
         let cursor = functions::get_module::<Box<ITerminalCursor + Sync + Send>>(
             WinApiCursor::new(),
             AnsiCursor::new(),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let cursor = AnsiCursor::new() as Box<ITerminalCursor + Sync + Send>;

src/modules/input/input.rs

@@ -2,8 +2,8 @@
 //! Like reading a line, reading a character and reading asynchronously.
 
 use super::*;
-use Screen;
 use std::{thread, time::Duration};
+use Screen;
 
 /// Struct that stores a platform-specific implementation for input related actions.
 ///
@@ -78,6 +78,9 @@ impl<'stdout> TerminalInput<'stdout> {
 
     /// Read one line from the user input.
     ///
+    /// Note that this function only works when rawscreen is not turned on.
+    /// When you do want to read a line in raw mode please checkout `read_async` or `read_async_until`.
+    ///
     /// ```rust
     /// let input = input();
     ///  match input.read_line() {
@@ -86,7 +89,17 @@ impl<'stdout> TerminalInput<'stdout> {
     ///  }
     /// ```
     pub fn read_line(&self) -> io::Result<String> {
-        self.terminal_input.read_line(&self.stdout)
+        if let Some(stdout) = self.stdout {
+            if stdout.is_in_raw_mode {
+                return Err(Error::new(ErrorKind::Other, "Crossterm does not support readline in raw mode this should be done instead whit `read_async` or `read_async_until`"));
+            }
+        }
+
+        let mut rv = String::new();
+        io::stdin().read_line(&mut rv)?;
+        let len = rv.trim_right_matches(&['\r', '\n'][..]).len();
+        rv.truncate(len);
+        Ok(rv)
     }
 
     /// Read one character from the user input
@@ -198,15 +211,21 @@ impl<'stdout> TerminalInput<'stdout> {
             let pressed_key: Option<Result<u8, Error>> = stdin.next();
 
             match pressed_key {
-                Some(Ok(value)) => {
-                    match key_event {
-                        KeyEvent::OnKeyPress(ascii_code) => if value == ascii_code { break; },
-                        KeyEvent::OnEnter => if value == b'\r' { break; },
-                        KeyEvent::OnAnyKeyPress => {
+                Some(Ok(value)) => match key_event {
+                    KeyEvent::OnKeyPress(ascii_code) => {
+                        if value == ascii_code {
                             break;
                         }
                     }
-                }
+                    KeyEvent::OnEnter => {
+                        if value == b'\r' {
+                            break;
+                        }
+                    }
+                    KeyEvent::OnAnyKeyPress => {
+                        break;
+                    }
+                },
                 _ => {}
             }
 

src/modules/input/mod.rs

@@ -13,7 +13,7 @@ use self::unix_input::UnixInput;
 #[cfg(target_os = "windows")]
 use self::windows_input::WindowsInput;
 
-pub use self::input::{input, from_screen, TerminalInput};
+pub use self::input::{from_screen, input, TerminalInput};
 
 use std::io::{self, Error, ErrorKind, Read};
 use std::sync::{mpsc, Arc};
@@ -29,8 +29,6 @@ use TerminalOutput;
 /// This trait is implemented for Windows and UNIX systems.
 /// Unix is using the 'TTY' and windows is using 'libc' C functions to read the input.
 trait ITerminalInput {
-    /// Read one line from the user input
-    fn read_line(&self, stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<String>;
     /// Read one character from the user input
     fn read_char(&self, stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<char>;
     /// Read the input asynchronously from the user.

src/modules/input/unix_input.rs

@@ -15,14 +15,6 @@ impl UnixInput {
 }
 
 impl ITerminalInput for UnixInput {
-    fn read_line(&self, __stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<String> {
-        let mut rv = String::new();
-        io::stdin().read_line(&mut rv)?;
-        let len = rv.trim_right_matches(&['\r', '\n'][..]).len();
-        rv.truncate(len);
-        Ok(rv)
-    }
-
     fn read_char(&self, __stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<char> {
         read_char()
     }

src/modules/input/windows_input.rs

@@ -2,56 +2,20 @@
 
 use super::*;
 
-use winapi::um::winnt::INT;
-
+use kernel::windows_kernel::reading::read_line;
 use std::char;
 use std::thread;
+use winapi::um::winnt::INT;
 
 pub struct WindowsInput;
 
 impl WindowsInput {
     pub fn new() -> WindowsInput {
-        WindowsInput {}
+        WindowsInput
     }
 }
 
 impl ITerminalInput for WindowsInput {
-    fn read_line(&self, stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<String> {
-        let mut chars: Vec<char> = Vec::new();
-
-        loop {
-            let is_raw_screen = match stdout {
-                Some(output) => output.is_in_raw_mode,
-                None => false,
-            };
-
-            // _getwch is without echo and _getwche is with echo
-            let pressed_char = unsafe {
-                if is_raw_screen {
-                    _getwch()
-                } else {
-                    _getwche()
-                }
-            };
-
-            // if 0 or 0xe0 we need to listen again because the next key will be an special key
-            if pressed_char != 0 || pressed_char != 0xe0 {
-                match char::from_u32(pressed_char as u32) {
-                    Some(c) => {
-                        if is_line_end(c) {
-                            break;
-                        } else {
-                            chars.push(c);
-                        }
-                    }
-                    None => panic!("Some error needs to be returned"),
-                };
-            }
-        }
-
-        return Ok(chars.into_iter().collect());
-    }
-
     fn read_char(&self, stdout: &Option<&Arc<TerminalOutput>>) -> io::Result<char> {
         let is_raw_screen = match stdout {
             Some(output) => output.is_in_raw_mode,

src/modules/output/mod.rs

@@ -15,8 +15,8 @@ use self::winapi_output::WinApiOutput;
 
 pub use self::output::TerminalOutput;
 
-use std::io;
 use super::functions;
+use std::io;
 
 /// This trait defines represents an stdout of an screen.
 /// This trait can be implemented so that an concrete implementation of the IStdout can forfill

src/modules/output/output.rs

@@ -37,7 +37,8 @@ impl TerminalOutput {
             functions::get_module::<Box<IStdout + Send + Sync>>(
                 Box::from(WinApiOutput::new()),
                 Box::from(AnsiOutput::new()),
-            ).unwrap();
+            )
+            .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let stdout = Box::from(AnsiOutput::new()) as Box<IStdout + Send + Sync>;
@@ -86,7 +87,8 @@ impl Default for TerminalOutput {
         let stdout = functions::get_module::<Box<IStdout + Send + Sync>>(
             Box::from(WinApiOutput::new()),
             Box::from(AnsiOutput::new()),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let stdout = Box::from(AnsiOutput::new()) as Box<IStdout + Send + Sync>;

src/modules/output/test.rs

@@ -54,11 +54,13 @@ fn write_str_ansi() {
 fn is_valid_write(result: ::std::io::Result<usize>, str_length: usize) {
     match result {
         Err(_) => assert!(false),
-        Ok(length) => if str_length == length {
-            assert!(true)
-        } else {
-            assert!(false)
-        },
+        Ok(length) => {
+            if str_length == length {
+                assert!(true)
+            } else {
+                assert!(false)
+            }
+        }
     };
 }
 

src/modules/output/winapi_output.rs

@@ -18,7 +18,7 @@ impl IStdout for WinApiOutput {
     }
 
     fn write(&self, buf: &[u8]) -> io::Result<usize> {
-        let handle = handle::get_current_handle().unwrap();
+        let handle = handle::get_current_out_handle().unwrap();
         writing::write_char_buffer(&handle, buf)
     }
 

src/modules/style/color.rs

@@ -39,7 +39,8 @@ impl<'stdout> TerminalColor<'stdout> {
         let color = functions::get_module::<Box<ITerminalColor + Sync + Send>>(
             Box::from(WinApiColor::new()),
             Box::from(AnsiColor::new()),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let color = Box::from(AnsiColor::new()) as Box<ITerminalColor + Sync + Send>;
@@ -71,7 +72,8 @@ impl<'stdout> TerminalColor<'stdout> {
         let color = functions::get_module::<Box<ITerminalColor + Sync + Send>>(
             Box::from(WinApiColor::new()),
             Box::from(AnsiColor::new()),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let color = Box::from(AnsiColor::new()) as Box<ITerminalColor + Sync + Send>;

src/modules/style/mod.rs

@@ -111,11 +111,7 @@ pub enum Color {
     Grey,
     White,
 
-    Rgb {
-        r: u8,
-        g: u8,
-        b: u8,
-    },
+    Rgb { r: u8, g: u8, b: u8 },
     AnsiValue(u8),
 }
 

src/modules/style/winapi_color.rs

@@ -101,8 +101,8 @@ impl ITerminalColor for WinApiColor {
                     Color::White => fg_intensity | fg_red | fg_green | fg_blue,
 
                     /* WinApi will be used for systems that do not support ANSI, those are windows version less then 10. RGB and 255 (AnsiBValue) colors are not supported in that case.*/
-                    Color::Rgb{ r: _, g: _, b: _ } => { 0 }
-                    Color::AnsiValue(_val) => { 0 }
+                    Color::Rgb { r: _, g: _, b: _ } => 0,
+                    Color::AnsiValue(_val) => 0,
                 };
             }
             ColorType::Background => {
@@ -124,8 +124,8 @@ impl ITerminalColor for WinApiColor {
                     Color::White => bg_intensity | bg_red | bg_green | bg_blue,
 
                     /* WinApi will be used for systems that do not support ANSI, those are windows version less then 10. RGB and 255 (AnsiBValue) colors are not supported in that case.*/
-                    Color::Rgb{ r: _, g: _, b: _ } => { 0 }
-                    Color::AnsiValue(_val) => { 0 }
+                    Color::Rgb { r: _, g: _, b: _ } => 0,
+                    Color::AnsiValue(_val) => 0,
                 };
             }
         };

src/modules/terminal/mod.rs

@@ -13,7 +13,7 @@ use self::ansi_terminal::AnsiTerminal;
 #[cfg(target_os = "windows")]
 use self::winapi_terminal::WinApiTerminal;
 
-pub use self::terminal::{terminal, from_screen, Terminal};
+pub use self::terminal::{from_screen, terminal, Terminal};
 
 use super::functions;
 use std::sync::Arc;

src/modules/terminal/terminal.rs

@@ -32,7 +32,8 @@ impl<'stdout> Terminal<'stdout> {
         let terminal = functions::get_module::<Box<ITerminal + Sync + Send>>(
             Box::new(WinApiTerminal::new()),
             Box::new(AnsiTerminal::new()),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let terminal = Box::from(AnsiTerminal::new()) as Box<ITerminal + Sync + Send>;
@@ -64,7 +65,8 @@ impl<'stdout> Terminal<'stdout> {
         let terminal = functions::get_module::<Box<ITerminal + Sync + Send>>(
             Box::new(WinApiTerminal::new()),
             Box::new(AnsiTerminal::new()),
-        ).unwrap();
+        )
+        .unwrap();
 
         #[cfg(not(target_os = "windows"))]
         let terminal = Box::from(AnsiTerminal::new()) as Box<ITerminal + Sync + Send>;