Rustfmt.

src/alarm.rs

@@ -1,20 +1,19 @@
-use std::io::Write;
-use std::process::{Command, Stdio, Child};
-use std::io::BufRead;
-use termion::{color, cursor, style};
-use termion::raw::RawTerminal;
-use unicode_width::UnicodeWidthStr;
-use crate::Config;
 use crate::clock::Clock;
+use crate::consts::{COLOR, LABEL_SIZE_LIMIT};
 use crate::layout::{Layout, Position};
 use crate::utils::*;
-use crate::consts::{COLOR, LABEL_SIZE_LIMIT};
+use crate::Config;
+use std::io::BufRead;
+use std::io::Write;
+use std::process::{Child, Command, Stdio};
+use termion::raw::RawTerminal;
+use termion::{color, cursor, style};
+use unicode_width::UnicodeWidthStr;
 
 // Delimiter between time and label. Remember to update usage information in
 // consts.rs when changing this.
 const DELIMITER: char = '/';
 
-
 pub struct Countdown {
     pub value: u32,
     position: Option<Position>,
@@ -42,17 +41,17 @@ impl Countdown {
     }
 
     // Draw countdown.
-    pub fn draw<W: Write>(&self, stdout: &mut RawTerminal<W>)
+    pub fn draw<W: Write>(&self, stdout: &mut RawTerminal<W>) -> Result<(), std::io::Error> {
-        -> Result<(), std::io::Error>
-    {
         if let Some(pos) = &self.position {
             if self.value < 3600 {
                 // Show minutes and seconds.
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}(-{:02}:{:02})",
                     cursor::Goto(pos.col, pos.line),
                     (self.value / 60) % 60,
-                    self.value % 60)?;
+                    self.value % 60
+                )?;
                 if self.value == 3599 {
                     // Write three additional spaces after switching from hour display to
                     // minute display.
@@ -60,29 +59,22 @@ impl Countdown {
                 }
             } else {
                 // Show hours, minutes and seconds.
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}(-{:02}:{:02}:{:02})",
                     cursor::Goto(pos.col, pos.line),
                     self.value / 3600,
                     (self.value / 60) % 60,
-                    self.value % 60)?;
+                    self.value % 60
+                )?;
             }
         }
         Ok(())
     }
 
-    pub fn place(
+    pub fn place(&mut self, layout: &Layout, alarm: &Alarm, offset: usize, index: usize) {
-        &mut self,
-        layout: &Layout,
-        alarm: &Alarm,
-        offset: usize,
-        index: usize,
-    ) {
         // Compute position.
-        let mut col =
+        let mut col = layout.roster.col + 3 + UnicodeWidthStr::width(alarm.label.as_str()) as u16;
-            layout.roster.col
-            + 3
-            + UnicodeWidthStr::width(alarm.label.as_str()) as u16;
         let mut line = layout.roster.line + index as u16;
 
         // Compensate for "hidden" items in the alarm roster.
@@ -176,8 +168,12 @@ impl AlarmRoster {
         }
 
         // Skip if time is out of boundaries.
-        if time == 0 { return Err("Evaluates to zero.") };
+        if time == 0 {
-        if time >= 24 * 60 * 60 { return Err("Values >24h not supported.") };
+            return Err("Evaluates to zero.");
+        };
+        if time >= 24 * 60 * 60 {
+            return Err("Values >24h not supported.");
+        };
         // Filter out double entries.
         if self.list.iter().any(|a| a.time == time) {
             return Err("Already exists.");
@@ -208,7 +204,11 @@ impl AlarmRoster {
 
     // Offset ceiling according to layout information.
     fn adjust_offset(&mut self, layout: &Layout) {
-        self.offset = self.offset.min(self.list.len().saturating_sub(layout.roster_height as usize));
+        self.offset = self.offset.min(
+            self.list
+                .len()
+                .saturating_sub(layout.roster_height as usize),
+        );
     }
 
     // Check for active alarms.
@@ -217,30 +217,38 @@ impl AlarmRoster {
     }
 
     pub fn scroll_up(&mut self, layout: &Layout) {
-        let excess = self.list.len().saturating_sub(layout.roster_height as usize);
+        let excess = self
+            .list
+            .len()
+            .saturating_sub(layout.roster_height as usize);
         self.offset = excess.min(self.offset.saturating_sub(1));
     }
 
     pub fn scroll_down(&mut self, layout: &Layout) {
-        let excess = self.list.len().saturating_sub(layout.roster_height as usize);
+        let excess = self
+            .list
+            .len()
+            .saturating_sub(layout.roster_height as usize);
         self.offset = excess.min(self.offset.saturating_add(1));
     }
 
     // Find and process exceeded alarms.
-    pub fn check(&mut self,
+    pub fn check(
+        &mut self,
         clock: &mut Clock,
         layout: &Layout,
         countdown: &mut Countdown,
         force_redraw: bool,
-    ) -> Option<&Alarm>
+    ) -> Option<&Alarm> {
-    {
         let mut ret = None;
 
-        for (index, alarm) in self.list.iter_mut()
+        for (index, alarm) in self
+            .list
+            .iter_mut()
             .enumerate()
             // Ignore alarms marked exceeded.
-            .filter(|(_, a)| !a.exceeded) {
+            .filter(|(_, a)| !a.exceeded)
-
+        {
             if alarm.time <= clock.elapsed {
                 // Found alarm to raise.
                 alarm.exceeded = true;
@@ -267,35 +275,41 @@ impl AlarmRoster {
         stdout: &mut RawTerminal<W>,
         layout: &mut Layout,
         config: &Config,
-    ) -> Result<(), std::io::Error>
+    ) -> Result<(), std::io::Error> {
-    {
         // Match offset to layout.
         self.adjust_offset(&layout);
 
-        for (i, alarm) in self.list.iter()
+        for (i, alarm) in self.list.iter().skip(self.offset).enumerate() {
-            .skip(self.offset)
-            .enumerate()
-        {
             // Add 1 to compensate for the line "[...]".
             let line = layout.roster.line + i as u16;
 
             if self.offset > 0 && i == 0 {
                 // Indicate hidden items at top.
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}{}{}{}",
                     cursor::Goto(layout.roster.col, line),
                     style::Faint,
-                    if config.fancy { "╶╴▲╶╴" } else { "[ ^ ]" },
+                    if config.fancy {
+                        "╶╴▲╶╴"
+                    } else {
+                        "[ ^ ]"
+                    },
                     style::Reset,
                 )?;
                 continue;
             } else if i == layout.roster_height as usize {
                 // Indicate hidden items at bottom.
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}{}{}{}",
                     cursor::Goto(layout.roster.col, line),
                     style::Faint,
-                    if config.fancy { "╶╴▼╶╴" } else { "[ v ]" },
+                    if config.fancy {
+                        "╶╴▼╶╴"
+                    } else {
+                        "[ v ]"
+                    },
                     style::Reset,
                 )?;
                 break;
@@ -303,7 +317,8 @@ impl AlarmRoster {
 
             match alarm.exceeded {
                 true if config.fancy => {
-                    write!(stdout,
+                    write!(
+                        stdout,
                         "{}{}{}{} {} {}🭬{}{}",
                         cursor::Goto(layout.roster.col, line),
                         color::Fg(COLOR[alarm.color_index]),
@@ -314,18 +329,20 @@ impl AlarmRoster {
                         color::Fg(color::Reset),
                         style::Reset,
                     )?;
-                },
+                }
                 false if config.fancy => {
-                    write!(stdout,
+                    write!(
+                        stdout,
                         "{}{}█🭬{}{}",
                         cursor::Goto(layout.roster.col, line),
                         color::Fg(COLOR[alarm.color_index]),
                         color::Fg(color::Reset),
                         &alarm.label,
                     )?;
-                },
+                }
                 true => {
-                    write!(stdout,
+                    write!(
+                        stdout,
                         "{}{}{}{} {} {}{}",
                         cursor::Goto(layout.roster.col, line),
                         color::Fg(COLOR[alarm.color_index]),
@@ -335,16 +352,17 @@ impl AlarmRoster {
                         color::Fg(color::Reset),
                         style::Reset,
                     )?;
-                },
+                }
                 false => {
-                    write!(stdout,
+                    write!(
+                        stdout,
                         "{}{} {} {}",
                         cursor::Goto(layout.roster.col, line),
                         color::Bg(COLOR[alarm.color_index]),
                         color::Bg(color::Reset),
                         &alarm.label,
                     )?;
-                },
+                }
             }
         }
         Ok(())
@@ -355,10 +373,16 @@ impl AlarmRoster {
         let mut width: u16 = 0;
         for alarm in &self.list {
             let length = UnicodeWidthStr::width(alarm.label.as_str()) as u16;
-            if length > width { width = length };
+            if length > width {
+                width = length
+            };
         }
         // Actual width is 4 columns wider if it's not 0.
-        if width == 0 { 0 } else { width.saturating_add(4) }
+        if width == 0 {
+            0
+        } else {
+            width.saturating_add(4)
+        }
     }
 
     // Reset every alarm.
@@ -383,19 +407,14 @@ impl AlarmRoster {
     }
 
     // Read alarm times from stdin.
-    pub fn from_stdin(&mut self, stdin: std::io::Stdin)
+    pub fn from_stdin(&mut self, stdin: std::io::Stdin) -> Result<(), String> {
-        -> Result<(), String>
-    {
         for line in stdin.lock().lines() {
             match line {
-                Ok(line)
+                Ok(line) if !line.starts_with('#') && !line.trim().is_empty() => {
-                if !line.starts_with('#')
-                && !line.trim().is_empty()
-                => {
                     if let Err(e) = self.add(&line) {
                         return Err(format!("Value \"{}\": {}", line, e));
                     }
-                },
+                }
                 Ok(_) => (), // Discard comments and empty lines.
                 Err(e) => return Err(e.to_string()),
             }
@@ -409,7 +428,12 @@ pub fn exec_command(command: &Vec<String>, elapsed: u32, label: &String) -> Opti
     let time = if elapsed < 3600 {
         format!("{:02}:{:02}", elapsed / 60, elapsed % 60)
     } else {
-        format!("{:02}:{:02}:{:02}", elapsed /3600, (elapsed / 60) % 60, elapsed % 60)
+        format!(
+            "{:02}:{:02}:{:02}",
+            elapsed / 3600,
+            (elapsed / 60) % 60,
+            elapsed % 60
+        )
     };
 
     let mut args: Vec<String> = Vec::new();
@@ -423,7 +447,8 @@ pub fn exec_command(command: &Vec<String>, elapsed: u32, label: &String) -> Opti
         .args(args)
         .stdout(Stdio::null())
         .stdin(Stdio::null())
-        .spawn() {
+        .spawn()
+    {
         Ok(child) => Some(child),
         Err(error) => {
             eprintln!("Error: Could not execute command. ({})", error);
@@ -431,4 +456,3 @@ pub fn exec_command(command: &Vec<String>, elapsed: u32, label: &String) -> Opti
         }
     }
 }
-

src/buffer.rs

@@ -1,15 +1,14 @@
 extern crate unicode_segmentation;
 
-use std::io::Write;
-use termion::{clear, cursor, color};
-use termion::raw::RawTerminal;
 use crate::layout::Layout;
-use unicode_width::UnicodeWidthStr;
+use std::io::Write;
+use termion::raw::RawTerminal;
+use termion::{clear, color, cursor};
 use unicode_segmentation::UnicodeSegmentation;
+use unicode_width::UnicodeWidthStr;
 
 const PROMPT: &str = "Add alarm: ";
 
-
 // Input buffer.
 pub struct Buffer {
     content: String,
@@ -50,8 +49,7 @@ impl Buffer {
     pub fn strip_word(&mut self) {
         // Reset error message.
         self.message = None;
-        let iter = UnicodeSegmentation::split_word_bound_indices(
+        let iter = UnicodeSegmentation::split_word_bound_indices(self.content.as_str().trim_end());
-            self.content.as_str().trim_end());
 
         if let Some((index, _)) = iter.last() {
             self.content.truncate(index);
@@ -78,11 +76,11 @@ impl Buffer {
         &mut self,
         stdout: &mut RawTerminal<W>,
         layout: &mut Layout,
-    ) -> Result<(), std::io::Error>
+    ) -> Result<(), std::io::Error> {
-    {
         // Write error message if present and return.
         if let Some(msg) = self.message {
-            write!(stdout,
+            write!(
+                stdout,
                 "{}{}{}{}{}{}{}",
                 cursor::Hide,
                 cursor::Goto(layout.buffer.col, layout.buffer.line),
@@ -90,42 +88,43 @@ impl Buffer {
                 PROMPT,
                 color::Fg(color::LightRed),
                 &msg,
-                color::Fg(color::Reset))?;
+                color::Fg(color::Reset)
+            )?;
             return Ok(());
         }
 
         if self.content.is_empty() {
             // Clear buffer display.
-            write!(stdout,
+            write!(
+                stdout,
                 "{}{}{}",
                 cursor::Goto(layout.buffer.col, layout.buffer.line),
                 clear::CurrentLine,
-                cursor::Hide)?;
+                cursor::Hide
+            )?;
         } else {
             // Check if buffer exceeds limits.
-            while UnicodeWidthStr::width(self.content.as_str())
+            while UnicodeWidthStr::width(self.content.as_str()) + UnicodeWidthStr::width(PROMPT)
-                + UnicodeWidthStr::width(PROMPT)
                 > layout.width as usize
             {
                 self.content.pop();
             }
 
-            write!(stdout,
+            write!(
+                stdout,
                 "{}{}{}{}{}",
                 cursor::Goto(layout.buffer.col, layout.buffer.line),
                 clear::CurrentLine,
                 PROMPT,
                 cursor::Show,
-                &self.content)?;
+                &self.content
+            )?;
         }
         Ok(())
     }
 
     // Draw error message at input buffer position.
-    pub fn message(
+    pub fn message(&mut self, msg: &'static str) {
-        &mut self,
-        msg: &'static str,
-    ) {
         self.message = Some(msg);
     }
 }

src/clock.rs

@@ -1,12 +1,12 @@
 pub mod font;
 
-use std::time;
-use std::io::Write;
-use termion::{color, cursor, style};
-use termion::raw::RawTerminal;
 use crate::consts::COLOR;
-use crate::Config;
 use crate::layout::{Layout, Position};
+use crate::Config;
+use std::io::Write;
+use std::time;
+use termion::raw::RawTerminal;
+use termion::{color, cursor, style};
 
 enum Pause {
     Instant(time::Instant),
@@ -60,10 +60,10 @@ impl Clock {
                 if let Some(start) = self.start.checked_add(delay.elapsed()) {
                     self.start = start;
                 }
-            },
+            }
             Pause::Time((secs, _days)) => {
                 self.start = time::Instant::now() - time::Duration::from_secs(secs as u64);
-            },
+            }
             Pause::None => (), // O_o
         }
 
@@ -126,8 +126,7 @@ impl Clock {
         mut stdout: &mut RawTerminal<W>,
         layout: &Layout,
         force_redraw: bool,
-    ) -> Result<(), std::io::Error>
+    ) -> Result<(), std::io::Error> {
-    {
         // Setup style and color if appropriate.
         if self.paused {
             write!(stdout, "{}", style::Faint)?;
@@ -140,17 +139,10 @@ impl Clock {
         if force_redraw || self.elapsed % 3600 == 0 {
             // Draw hours if necessary.
             if self.elapsed >= 3600 {
-                self.draw_digit_pair(
+                self.draw_digit_pair(&mut stdout, self.elapsed / 3600, &layout.clock_hr)?;
-                    &mut stdout,
-                    self.elapsed / 3600,
-                    &layout.clock_hr,
-                )?;
 
                 // Draw colon.
-                self.draw_colon(
+                self.draw_colon(&mut stdout, &layout.clock_colon1)?;
-                    &mut stdout,
-                    &layout.clock_colon1,
-                )?;
             }
 
             // Draw days.
@@ -161,12 +153,10 @@ impl Clock {
                     if self.days == 1 { "DAY" } else { "DAYS" },
                 );
 
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}{:>11}",
-                    cursor::Goto(
+                    cursor::Goto(layout.clock_days.col, layout.clock_days.line,),
-                        layout.clock_days.col,
-                        layout.clock_days.line,
-                    ),
                     day_count,
                 )?;
             }
@@ -174,35 +164,20 @@ impl Clock {
 
         // Draw minutes if necessary. Once every minute or on request.
         if force_redraw || self.elapsed % 60 == 0 {
-            self.draw_digit_pair(
+            self.draw_digit_pair(&mut stdout, (self.elapsed % 3600) / 60, &layout.clock_min)?;
-                &mut stdout,
-                (self.elapsed % 3600) / 60,
-                &layout.clock_min,
-            )?;
         }
 
         // Draw colon if necessary.
         if force_redraw {
-            self.draw_colon(
+            self.draw_colon(&mut stdout, &layout.clock_colon0)?;
-                &mut stdout,
-                &layout.clock_colon0,
-            )?;
         }
 
         // Draw seconds.
-        self.draw_digit_pair(
+        self.draw_digit_pair(&mut stdout, self.elapsed % 60, &layout.clock_sec)?;
-            &mut stdout,
-            self.elapsed % 60,
-            &layout.clock_sec,
-        )?;
 
         // Reset color and style.
         if self.paused || self.color_index != None {
-            write!(stdout,
+            write!(stdout, "{}{}", style::NoFaint, color::Fg(color::Reset),)?;
-                "{}{}",
-                style::NoFaint,
-                color::Fg(color::Reset),
-            )?;
         }
         Ok(())
     }
@@ -212,13 +187,13 @@ impl Clock {
         stdout: &mut RawTerminal<W>,
         value: u32,
         pos: &Position,
-    ) -> Result<(), std::io::Error>
+    ) -> Result<(), std::io::Error> {
-    {
         let left = self.font.digits[value as usize / 10].iter();
         let right = self.font.digits[value as usize % 10].iter();
 
         for (i, (left, right)) in left.zip(right).enumerate() {
-            write!(stdout,
+            write!(
+                stdout,
                 "{}{} {}",
                 cursor::Goto(pos.col, pos.line + i as u16),
                 left,
@@ -233,9 +208,9 @@ impl Clock {
         &self,
         stdout: &mut RawTerminal<W>,
         pos: &Position,
-    ) -> Result<(), std::io::Error>
+    ) -> Result<(), std::io::Error> {
-    {
+        write!(
-        write!(stdout,
+            stdout,
             "{}{}{}{}",
             cursor::Goto(pos.col, pos.line + 1),
             self.font.dots.0,
@@ -245,4 +220,3 @@ impl Clock {
         Ok(())
     }
 }
-

src/clock/font.rs

@@ -1,4 +1,3 @@
-
 const DIGIT_HEIGHT: u16 = 5;
 
 pub struct Font {
@@ -12,230 +11,262 @@ pub const NORMAL: Font = Font {
     height: DIGIT_HEIGHT,
     width: 5,
     dots: ('■', '■'),
-    digits: [[
+    digits: [
+        [
             // 0
             "█▀▀▀█",
             "█   █",
             "█   █",
             "█   █",
             "█▄▄▄█",
-        ], [
+        ],
+        [
             // 1
             "  ▀█ ",
             "   █ ",
             "   █ ",
             "   █ ",
-        "   █ "
+            "   █ ",
-        ], [
+        ],
+        [
             // 2
             "▀▀▀▀█",
             "    █",
             "█▀▀▀▀",
             "█    ",
-        "█▄▄▄▄"
+            "█▄▄▄▄",
-        ], [
+        ],
+        [
             // 3
             "▀▀▀▀█",
             "    █",
             " ▀▀▀█",
             "    █",
-        "▄▄▄▄█"
+            "▄▄▄▄█",
-        ], [
+        ],
+        [
             // 4
             "█    ",
             "█  █ ",
             "▀▀▀█▀",
             "   █ ",
-        "   █ "
+            "   █ ",
-        ], [
+        ],
+        [
             // 5
             "█▀▀▀▀",
             "█    ",
             "▀▀▀▀█",
             "    █",
-        "▄▄▄▄█"
+            "▄▄▄▄█",
-        ], [
+        ],
+        [
             // 6
             "█    ",
             "█    ",
             "█▀▀▀█",
             "█   █",
-        "█▄▄▄█"
+            "█▄▄▄█",
-        ], [
+        ],
+        [
             // 7
             "▀▀▀▀█",
             "    █",
             "   █ ",
             "  █  ",
             "  █  ",
-        ], [
+        ],
+        [
             // 8
             "█▀▀▀█",
             "█   █",
             "█▀▀▀█",
             "█   █",
-        "█▄▄▄█"
+            "█▄▄▄█",
-        ], [
+        ],
+        [
             // 9
             "█▀▀▀█",
             "█   █",
             "▀▀▀▀█",
             "    █",
-        "    █"
+            "    █",
-        ]],
+        ],
+    ],
 };
 
 pub const PLAIN: Font = Font {
     height: DIGIT_HEIGHT,
     width: 5,
     dots: ('█', '█'),
-    digits: [[
+    digits: [
+        [
             // 0
             "█████",
             "█   █",
             "█   █",
             "█   █",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 1
             "  ██ ",
             "   █ ",
             "   █ ",
             "   █ ",
-        "   █ "
+            "   █ ",
-        ], [
+        ],
+        [
             // 2
             "█████",
             "    █",
             "█████",
             "█    ",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 3
             "█████",
             "    █",
             " ████",
             "    █",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 4
             "█    ",
             "█  █ ",
             "█████",
             "   █ ",
-        "   █ "
+            "   █ ",
-        ], [
+        ],
+        [
             // 5
             "█████",
             "█    ",
             "█████",
             "    █",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 6
             "█    ",
             "█    ",
             "█████",
             "█   █",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 7
             "█████",
             "    █",
             "   █ ",
             "  █  ",
-        "  █  "
+            "  █  ",
-        ], [
+        ],
+        [
             // 8
             "█████",
             "█   █",
             "█████",
             "█   █",
-        "█████"
+            "█████",
-        ], [
+        ],
+        [
             // 9
             "█████",
             "█   █",
             "█████",
             "    █",
-        "    █"
+            "    █",
-        ]],
+        ],
+    ],
 };
 
 pub const CHROME: Font = Font {
     height: DIGIT_HEIGHT,
     width: 5,
     dots: ('▄', '🮏'),
-    digits: [[
+    digits: [
+        [
             // 0
             "█▀▀▀█",
             "█   █",
             "▀   ▀",
             "🮐   🮐",
             "🮐🮏🮏🮏🮐",
-        ], [
+        ],
+        [
             // 1
             "  ▀█ ",
             "   █ ",
             "   ▀ ",
             "   🮐 ",
-        "   🮐 "
+            "   🮐 ",
-        ], [
+        ],
+        [
             // 2
             "▀▀▀▀█",
             "    █",
             "▀▀▀▀▀",
             "🮐    ",
-        "🮐🮏🮏🮏🮏"
+            "🮐🮏🮏🮏🮏",
-        ], [
+        ],
+        [
             // 3
             "▀▀▀▀█",
             "    █",
             " ▀▀▀▀",
             "    🮐",
-        "🮏🮏🮏🮏🮐"
+            "🮏🮏🮏🮏🮐",
-        ], [
+        ],
+        [
             // 4
             "█    ",
             "█  █ ",
             "▀▀▀▀▀",
             "   🮐 ",
-        "   🮐 "
+            "   🮐 ",
-        ], [
+        ],
+        [
             // 5
             "█▀▀▀▀",
             "█    ",
             "▀▀▀▀▀",
             "    🮐",
-        "🮏🮏🮏🮏🮐"
+            "🮏🮏🮏🮏🮐",
-        ], [
+        ],
+        [
             // 6
             "█    ",
             "█    ",
             "▀▀▀▀▀",
             "🮐   🮐",
-        "🮐🮏🮏🮏🮐"
+            "🮐🮏🮏🮏🮐",
-        ], [
+        ],
+        [
             // 7
             "▀▀▀▀█",
             "    █",
             "   ▀ ",
             "  🮐  ",
             "  🮐  ",
-        ], [
+        ],
+        [
             // 8
             "█▀▀▀█",
             "█   █",
             "▀▀▀▀▀",
             "🮐   🮐",
-        "🮐🮏🮏🮏🮐"
+            "🮐🮏🮏🮏🮐",
-        ], [
+        ],
+        [
             // 9
             "█▀▀▀█",
             "█   █",
             "▀▀▀▀▀",
             "    🮐",
-        "    🮐"
+            "    🮐",
-        ]],
+        ],
+    ],
 };
-

src/consts.rs

@@ -1,4 +1,3 @@
-
 pub const COLOR: [&dyn termion::color::Color; 6] = [
     &termion::color::LightGreen,
     &termion::color::LightYellow,
@@ -14,7 +13,9 @@ pub const LABEL_SIZE_LIMIT: usize = 32;
 pub mod ui {
     pub const NAME: &str = env!("CARGO_PKG_NAME");
     pub const VERSION: &str = env!("CARGO_PKG_VERSION");
-    pub const USAGE: &str = concat!("USAGE: ", env!("CARGO_PKG_NAME"),
+    pub const USAGE: &str = concat!(
+        "USAGE: ",
+        env!("CARGO_PKG_NAME"),
         " [-h|-v] [-e|--exec COMMAND] [-p] [-q] [ALARM[/LABEL]]
 
 PARAMETERS:
@@ -32,14 +33,13 @@ OPTIONS:
   -q, --quit            Quit program after last alarm.
 
 SIGNALS: <SIGUSR1> Reset clock.
-         <SIGUSR2> Pause or un-pause clock.");
+         <SIGUSR2> Pause or un-pause clock."
+    );
     pub const MENUBAR: &str =
         "[0-9] Add alarm  [d] Delete alarm  [SPACE] Pause  [r] Reset  [c] Clear color  [q] Quit";
     pub const MENUBAR_SHORT: &str =
         "[0-9] Add  [d] Delete  [SPACE] Pause  [r] Reset  [c] Clear  [q] Quit";
     pub const MENUBAR_INS: &str =
         "Format: HH:MM:SS/LABEL  [ENTER] Accept  [ESC] Cancel  [CTR-C] Quit";
-    pub const MENUBAR_PAUSED: &str =
+    pub const MENUBAR_PAUSED: &str = "[SPACE] Continue  [r] Reset  [UP]/[DOWN] Set clock";
-    "[SPACE] Continue  [r] Reset  [UP]/[DOWN] Set clock";
 }
-

src/layout.rs

@@ -56,9 +56,7 @@ impl Layout {
     }
 
     // Update layout. Returns true when changes were made.
-    pub fn update(&mut self, clock: &Clock, force: bool)
+    pub fn update(&mut self, clock: &Clock, force: bool) -> Result<bool, std::io::Error> {
-        -> Result<bool, std::io::Error>
-    {
         if self.force_recalc || force {
             self.force_recalc = false;
             let (width, height) = termion::terminal_size()?;
@@ -79,13 +77,7 @@ impl Layout {
     }
 
     #[cfg(test)]
-    pub fn test_update(
+    pub fn test_update(&mut self, clock: &Clock, width: u16, height: u16, roster_width: u16) {
-        &mut self,
-        clock: &Clock,
-        width: u16,
-        height: u16,
-        roster_width: u16,
-    ) {
         self.width = width;
         self.height = height;
         self.clock_width = clock.get_width();
@@ -104,7 +96,9 @@ impl Layout {
     // terminal.
     fn compute(&mut self, display_hours: bool) {
         // Prevent integer overflow at very low screen sizes.
-        if self.width < self.clock_width || self.height < self.clock_height { return; }
+        if self.width < self.clock_width || self.height < self.clock_height {
+            return;
+        }
 
         let middle: u16 = self.height / 2 - 1;
 
@@ -163,4 +157,3 @@ impl Layout {
         }
     }
 }
-

src/lib.rs

@@ -1,36 +1,34 @@
-extern crate termion;
 extern crate signal_hook;
+extern crate termion;
 pub mod alarm;
 mod buffer;
 pub mod clock;
 pub mod consts;
 pub mod layout;
-pub mod utils;
 #[cfg(test)]
 mod tests;
+pub mod utils;
 
-use std::{env, process, thread, time};
+pub use alarm::AlarmRoster;
-use std::io::Write;
+use alarm::{exec_command, Countdown};
+use buffer::Buffer;
+use clock::{font, Clock};
+pub use consts::ui::*;
+use layout::Layout;
 use signal_hook::consts::signal::*;
 use signal_hook::iterator::Signals;
 use signal_hook::low_level;
-use termion::{clear, cursor, style};
+use std::io::Write;
-use termion::raw::{IntoRawMode, RawTerminal};
+use std::{env, process, thread, time};
 use termion::event::Key;
 use termion::input::TermRead;
-use buffer::Buffer;
+use termion::raw::{IntoRawMode, RawTerminal};
-use clock::{Clock, font};
+use termion::{clear, cursor, style};
-use layout::Layout;
-use alarm::{Countdown, exec_command};
-pub use alarm::AlarmRoster;
-pub use consts::ui::*;
-
 
 pub fn run(
     config: Config,
     mut alarm_roster: AlarmRoster,
-) -> Result<Option<process::Child>, std::io::Error>
+) -> Result<Option<process::Child>, std::io::Error> {
-{
     let mut layout = Layout::new();
     // Initialise roster_width.
     layout.set_roster_width(alarm_roster.width());
@@ -47,13 +45,7 @@ pub fn run(
 
     // Register signals.
     let mut signals = Signals::new(&[
-        SIGTSTP,
+        SIGTSTP, SIGCONT, SIGWINCH, SIGTERM, SIGINT, SIGUSR1, SIGUSR2,
-        SIGCONT,
-        SIGWINCH,
-        SIGTERM,
-        SIGINT,
-        SIGUSR1,
-        SIGUSR2,
     ])?;
 
     // Main loop entry.
@@ -67,7 +59,7 @@ pub fn run(
                 SIGCONT => {
                     restore_after_suspend(&mut stdout)?;
                     force_redraw = true;
-                },
+                }
                 SIGWINCH => layout.schedule_recalc(),
                 // Exit main loop on SIGTERM and SIGINT.
                 SIGTERM | SIGINT => break 'outer,
@@ -77,12 +69,12 @@ pub fn run(
                     alarm_roster.reset_all();
                     layout.schedule_recalc();
                     force_redraw = true;
-                },
+                }
                 // (Un-)Pause clock on SIGUSR2.
                 SIGUSR2 => {
                     clock.toggle();
                     force_redraw = true;
-                },
+                }
                 // We didn't register anything else.
                 _ => unreachable!(),
             }
@@ -127,25 +119,25 @@ pub fn run(
                     Ok(Some(status)) if status.success() => child = None,
                     // Abnormal exit.
                     Ok(Some(status)) => {
-                        eprintln!("Spawned process terminated with non-zero exit status. ({})", status);
+                        eprintln!(
+                            "Spawned process terminated with non-zero exit status. ({})",
+                            status
+                        );
                         child = None;
-                    },
+                    }
                     // Process is still running.
                     Ok(None) => (),
                     // Other error.
                     Err(error) => {
                         eprintln!("Error executing command. ({})", error);
                         child = None;
-                    },
+                    }
                 }
             }
 
             // Check for exceeded alarms.
-            if let Some(alarm) = alarm_roster.check(
+            if let Some(alarm) =
-                &mut clock,
+                alarm_roster.check(&mut clock, &layout, &mut countdown, force_redraw)
-                &layout,
-                &mut countdown,
-                force_redraw)
             {
                 // Do not react to exceeded alarms if the clock is paused.
                 if !clock.paused {
@@ -158,13 +150,17 @@ pub fn run(
                         // Run command if configured and no command is running.
                         Some(ref command) if child.is_none() => {
                             child = exec_command(command, alarm.time, &alarm.label);
-                        },
+                        }
                         // Last command is still running.
-                        Some(_) => eprintln!("Not executing command, as its predecessor is still running"),
+                        Some(_) => {
+                            eprintln!("Not executing command, as its predecessor is still running")
+                        }
                         None => (),
                     }
                     // Quit if configured.
-                    if config.quit && alarm_roster.idle() { break };
+                    if config.quit && alarm_roster.idle() {
+                        break;
+                    };
                 }
             }
 
@@ -172,7 +168,8 @@ pub fn run(
             // requested.
             if force_redraw {
                 // Write menu at the top.
-                write!(stdout,
+                write!(
+                    stdout,
                     "{}{}{}{}{}",
                     cursor::Goto(1, 1),
                     style::Faint,
@@ -189,7 +186,8 @@ pub fn run(
                         _ => " ",
                     },
                     clear::AfterCursor,
-                    style::NoFaint)?;
+                    style::NoFaint
+                )?;
 
                 // Redraw list of alarms.
                 alarm_roster.draw(&mut stdout, &mut layout, &config)?;
@@ -234,13 +232,13 @@ pub fn run(
                         buffer.visible = false;
                         force_redraw = true;
                     }
-                },
+                }
                 // Escape and ^U clear input buffer.
                 Key::Esc | Key::Ctrl('u') => {
                     buffer.reset();
                     buffer.visible = false;
                     force_redraw = true;
-                },
+                }
                 // ^W removes last word.
                 Key::Ctrl('w') => {
                     buffer.strip_word();
@@ -248,7 +246,7 @@ pub fn run(
                         buffer.visible = false;
                         force_redraw = true;
                     }
-                },
+                }
                 // Backspace.
                 Key::Backspace => {
                     // Delete last char in buffer.
@@ -257,7 +255,7 @@ pub fn run(
                         buffer.visible = false;
                         force_redraw = true;
                     }
-                },
+                }
                 // Set clock.
                 Key::Up if clock.paused => {
                     clock.shift(10);
@@ -267,43 +265,43 @@ pub fn run(
                     // here.
                     layout.schedule_recalc();
                     force_redraw = true;
-                },
+                }
                 Key::Down if clock.paused => {
                     clock.shift(-10);
                     alarm_roster.time_travel(&mut clock);
                     layout.schedule_recalc();
                     force_redraw = true;
-                },
+                }
                 // Scroll alarm roster.
                 Key::PageUp => {
                     alarm_roster.scroll_up(&layout);
                     force_redraw = true;
-                },
+                }
                 Key::PageDown => {
                     alarm_roster.scroll_down(&layout);
                     force_redraw = true;
-                },
+                }
                 // Forward every char if in insert mode.
                 Key::Char(c) if buffer.visible => {
                     buffer.push(c);
-                },
+                }
                 // Reset clock on 'r'.
                 Key::Char('r') => {
                     clock.reset();
                     alarm_roster.reset_all();
                     layout.schedule_recalc();
                     force_redraw = true;
-                },
+                }
                 // (Un-)Pause on space.
                 Key::Char(' ') => {
                     clock.toggle();
                     force_redraw = true;
-                },
+                }
                 // Clear clock color on 'c'.
                 Key::Char('c') => {
                     clock.color_index = None;
                     force_redraw = true;
-                },
+                }
                 // Delete last alarm on 'd'.
                 Key::Char('d') => {
                     if alarm_roster.pop().is_some() {
@@ -313,7 +311,7 @@ pub fn run(
                         countdown.reset();
                         force_redraw = true;
                     }
-                },
+                }
                 // Exit on q and ^C.
                 Key::Char('q') | Key::Ctrl('c') => break,
                 // Force redraw on ^R.
@@ -327,7 +325,7 @@ pub fn run(
                     force_redraw = true;
                     // Jump to the start of the main loop.
                     continue;
-                },
+                }
                 Key::Char(c) => {
                     if c.is_ascii_digit() {
                         buffer.push(c);
@@ -336,7 +334,7 @@ pub fn run(
                     } else if !buffer.is_empty() && c == ':' {
                         buffer.push(':');
                     }
-                },
+                }
                 // Any other key.
                 _ => (),
             }
@@ -347,11 +345,7 @@ pub fn run(
     }
 
     // Main loop exited. Clear screen and restore cursor.
-    write!(stdout,
+    write!(stdout, "{}{}{}", clear::All, cursor::Restore, cursor::Show)?;
-        "{}{}{}",
-        clear::All,
-        cursor::Restore,
-        cursor::Show)?;
     stdout.flush()?;
 
     Ok(child)
@@ -366,9 +360,7 @@ pub struct Config {
 
 impl Config {
     // Parse command line arguments into "config".
-    pub fn new(args: env::Args, alarm_roster: &mut AlarmRoster)
+    pub fn new(args: env::Args, alarm_roster: &mut AlarmRoster) -> Result<Config, String> {
-        -> Result<Config, String>
-    {
         let mut config = Config {
             quit: false,
             fancy: false,
@@ -384,16 +376,16 @@ impl Config {
                         // Print usage information and exit
                         println!("{}", USAGE);
                         process::exit(0);
-                    },
+                    }
                     "-v" | "--version" => {
                         println!("{} {}", NAME, VERSION);
                         process::exit(0);
-                    },
+                    }
                     "-p" | "--plain" => config.font = &font::PLAIN,
                     "-f" | "--fancy" => {
                         config.fancy = true;
                         config.font = &font::CHROME;
-                    },
+                    }
                     "-q" | "--quit" => config.quit = true,
                     "-e" | "--exec" => {
                         if let Some(e) = iter.next() {
@@ -401,19 +393,21 @@ impl Config {
                         } else {
                             return Err(format!("Missing parameter to \"{}\".", arg));
                         }
-                    },
+                    }
                     any if any.starts_with('-') => {
                         // Unrecognized flag.
                         return Err(format!("Unrecognized option: \"{}\"\nUse \"-h\" or \"--help\" for a list of valid command line options.", any));
-                    },
+                    }
                     any => {
                         // Alarm to add.
                         if let Err(error) = alarm_roster.add(&String::from(any)) {
                             return Err(format!("Error adding \"{}\" as alarm. ({})", any, error));
                         }
-                    },
                     }
-            } else { break; } // All command line parameters processed.
+                }
+            } else {
+                break;
+            } // All command line parameters processed.
         }
         Ok(config)
     }
@@ -432,23 +426,27 @@ impl Config {
                     // Next char is escaped. (If not escaped itself.)
                     escaped = true;
                     continue;
-                },
+                }
                 // Keep spaces when escaped or quoted.
-                ' ' if escaped || quoted => { &segment.push(' '); },
+                ' ' if escaped || quoted => {
+                    &segment.push(' ');
+                }
                 // Otherwise end the current segment.
                 ' ' => {
                     if !&segment.is_empty() {
                         command.push(segment.clone());
                         &segment.clear();
                     }
-                },
+                }
                 // Quotation marks toggle quote.
                 '"' | '\'' if !escaped => quoted = !quoted,
                 // Carry everything else. Escape if found escaped.
                 _ => {
-                    if escaped { &segment.push('\\'); }
+                    if escaped {
+                        &segment.push('\\');
+                    }
                     &segment.push(c);
-                },
+                }
             }
             escaped = false;
         }
@@ -459,18 +457,20 @@ impl Config {
 }
 
 // Prepare to suspend execution. Called on SIGTSTP.
-fn suspend<W: Write>(stdout: &mut RawTerminal<W>)
+fn suspend<W: Write>(stdout: &mut RawTerminal<W>) -> Result<(), std::io::Error> {
-    -> Result<(), std::io::Error>
+    write!(
-{
+        stdout,
-    write!(stdout,
         "{}{}{}",
         cursor::Goto(1, 1),
         clear::AfterCursor,
-        cursor::Show)?;
+        cursor::Show
+    )?;
     stdout.flush()?;
-    stdout.suspend_raw_mode()
+    stdout.suspend_raw_mode().unwrap_or_else(|error| {
-        .unwrap_or_else(|error| {
+        eprintln!(
-            eprintln!("Failed to leave raw terminal mode prior to suspend: {}", error);
+            "Failed to leave raw terminal mode prior to suspend: {}",
+            error
+        );
     });
 
     if let Err(error) = low_level::emulate_default_handler(SIGTSTP as i32) {
@@ -482,14 +482,13 @@ fn suspend<W: Write>(stdout: &mut RawTerminal<W>)
 }
 
 // Set up terminal after SIGTSTP or SIGSTOP.
-fn restore_after_suspend<W: Write>(stdout: &mut RawTerminal<W>)
+fn restore_after_suspend<W: Write>(stdout: &mut RawTerminal<W>) -> Result<(), std::io::Error> {
-    -> Result<(), std::io::Error>
+    stdout.activate_raw_mode().unwrap_or_else(|error| {
-{
+        eprintln!(
-    stdout.activate_raw_mode()
+            "Failed to re-enter raw terminal mode after suspend: {}",
-        .unwrap_or_else(|error| {
+            error
-            eprintln!("Failed to re-enter raw terminal mode after suspend: {}", error);
+        );
         process::exit(1);
     });
     Ok(())
 }
-

src/main.rs

@@ -1,13 +1,11 @@
+use kitchentimer::{run, AlarmRoster, Config};
 use std::{env, process};
-use kitchentimer::{Config, AlarmRoster, run};
-
 
 fn main() {
     let args = env::args();
     let mut alarm_roster = AlarmRoster::new();
     // Parse command line arguments into config and alarm roster.
-    let config = Config::new(args, &mut alarm_roster)
+    let config = Config::new(args, &mut alarm_roster).unwrap_or_else(|e| {
-        .unwrap_or_else(|e| {
         eprintln!("{}", e);
         process::exit(1);
     });
@@ -27,12 +25,15 @@ fn main() {
         Err(error) => {
             eprintln!("Main loop exited with error: {}", error);
             process::exit(1);
-        },
+        }
     };
 
     // Wait for remaining spawned process to exit.
     if let Some(mut child) = child {
-        eprint!("Waiting for spawned process (PID {}) to finish ...", child.id());
+        eprint!(
+            "Waiting for spawned process (PID {}) to finish ...",
+            child.id()
+        );
 
         match child.wait() {
             Ok(status) if status.success() => eprintln!(" ok"),
@@ -43,5 +44,3 @@ fn main() {
         }
     }
 }
-
-

src/tests.rs

@@ -1,5 +1,5 @@
-use crate::layout::Layout;
 use crate::clock::Clock;
+use crate::layout::Layout;
 use crate::Config;
 
 fn default_config() -> Config {

src/utils.rs

@@ -6,8 +6,7 @@ pub fn grapheme_truncate(input: &mut String, limit: usize, ellipse: char) {
         Some((i, _)) => {
             input.truncate(i);
             input.push(ellipse);
-        },
+        }
         None => (),
     }
 }
-