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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
use {
crate::{
skin::StyleMap,
},
termimad::CompoundStyle,
};
pub enum ByteCategory {
Null,
AsciiGraphic,
AsciiWhitespace,
AsciiOther,
NonAscii,
}
#[derive(Clone, Copy)]
pub struct Byte(u8);
impl From<u8> for Byte {
fn from(u: u8) -> Self {
Self(u)
}
}
impl Byte {
pub fn category(self) -> ByteCategory {
if self.0 == 0x00 {
ByteCategory::Null
} else if self.0.is_ascii_graphic() {
ByteCategory::AsciiGraphic
} else if self.0.is_ascii_whitespace() {
ByteCategory::AsciiWhitespace
} else if self.0.is_ascii() {
ByteCategory::AsciiOther
} else {
ByteCategory::NonAscii
}
}
pub fn style(self, styles: &StyleMap) -> &CompoundStyle {
match self.category() {
ByteCategory::Null => &styles.hex_null,
ByteCategory::AsciiGraphic => &styles.hex_ascii_graphic,
ByteCategory::AsciiWhitespace => &styles.hex_ascii_whitespace,
ByteCategory::AsciiOther => &styles.hex_ascii_other,
ByteCategory::NonAscii => &styles.hex_non_ascii,
}
}
pub fn as_char(self) -> char {
match self.category() {
ByteCategory::Null => '0',
ByteCategory::AsciiGraphic => self.0 as char,
ByteCategory::AsciiWhitespace if self.0 == 0x20 => ' ',
ByteCategory::AsciiWhitespace => '_',
ByteCategory::AsciiOther => '•',
ByteCategory::NonAscii => '×',
}
}
}
|