1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
#![allow(dead_code)]
/// ANSI color codes for logfmt output formatting
#[derive(Debug, Clone)]
pub struct ColorScheme {
pub key: &'static str, // Green for field names
pub equals: &'static str, // No color for = separator
pub string: &'static str, // No color for quoted strings
pub level_trace: &'static str, // Cyan for trace levels
pub level_debug: &'static str, // Bright cyan for debug levels
pub level_info: &'static str, // Bright green for info levels
pub level_warn: &'static str, // Bright yellow for warn levels
pub level_error: &'static str, // Bright red for error levels
pub reset: &'static str, // Reset to default color
}
impl ColorScheme {
/// Create color scheme for readable logfmt output
pub fn new(use_colors: bool) -> Self {
if use_colors {
Self {
key: "\x1b[32m", // Green for field names
equals: "", // No color for equals signs
string: "", // No color for quoted values
level_trace: "\x1b[36m", // Cyan for trace/finest
level_debug: "\x1b[96m", // Bright cyan for debug/finer/config
level_info: "\x1b[92m", // Bright green for info/informational/notice
level_warn: "\x1b[93m", // Bright yellow for warn/warning
level_error: "\x1b[91m", // Bright red for error/fatal/panic/etc
reset: "\x1b[0m", // Reset
}
} else {
// All empty strings for no-color mode
Self {
key: "",
equals: "",
string: "",
level_trace: "",
level_debug: "",
level_info: "",
level_warn: "",
level_error: "",
reset: "",
}
}
}
}