session_log/
level.rs

1use crate::*;
2
3
4/// Level enum is representing the level of message & which level the logger accepts. There are 7 that
5/// are available: Verbose, Debug, Info, Warning, Critical, Error, and Fatal.
6#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
7pub enum Level {
8  Verbose,
9  Debug,
10  Info,
11  Warning,
12  Critical,
13  Error,
14  /// `Fatal` level is used for unrecoverable errors. When logging with this level, the program will
15  /// be `TERMINATED` immediately after the message is logged.
16  Fatal,
17}
18
19
20impl Output for Level {
21  fn for_write(&self, f: &mut impl std::fmt::Write) {
22    match self {
23      Level::Verbose  => write!(f, "[V]"),
24      Level::Debug    => write!(f, "[D]"),
25      Level::Info     => write!(f, "[I]"),
26      Level::Warning  => write!(f, "[W]"),
27      Level::Critical => write!(f, "[C]"),
28      Level::Error    => write!(f, "[E]"),
29      Level::Fatal    => write!(f, "[F]"),
30    }.unwrap();
31  }
32
33  #[cfg(feature = "color")]
34  fn for_print(&self, f: &mut impl std::fmt::Write) {
35    match self {
36      Level::Verbose  => write!(f, "\x1b[90m[V]\x1b[0m"),        // gray
37      Level::Debug    => write!(f, "\x1b[37m[D]\x1b[0m"),        // white
38      Level::Info     => write!(f, "\x1b[32m[I]\x1b[0m"),        // green
39      Level::Warning  => write!(f, "\x1b[33m[W]\x1b[0m"),        // yellow
40      Level::Critical => write!(f, "\x1b[38;5;208m[C]\x1b[0m"),  // orange
41      Level::Error    => write!(f, "\x1b[31m[E]\x1b[0m"),        // red
42      Level::Fatal    => write!(f, "\x1b[31m[F]\x1b[0m"),        // red
43    }.unwrap();
44  }
45
46  #[cfg(not(feature = "color"))]
47  fn for_print(&self, f: &mut impl std::fmt::Write) {
48    self.for_write(f);
49  }
50}
session_log/level.rs

session_log/
level.rs
