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Use 4-bit ANSI codes for base16 theme

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closes #865
This commit is contained in:
sharkdp
2020-04-22 08:56:07 +02:00
committed by David Peter
parent 37831cdcb3
commit 319ab779ee
3 changed files with 83 additions and 61 deletions
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26
src/terminal.rs
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@@ -1,15 +1,37 @@
use ansi_term::Colour::{Fixed, RGB};
use ansi_term::Color::{self, Fixed, RGB};
use ansi_term::{self, Style};
use syntect::highlighting::{self, FontStyle};
pub fn to_ansi_color(color: highlighting::Color, true_color: bool) -> ansi_term::Colour {
pub fn to_ansi_color(color: highlighting::Color, true_color: bool) -> ansi_term::Color {
if color.a == 0 {
// Themes can specify one of the user-configurable terminal colors by
// encoding them as #RRGGBBAA with AA set to 00 (transparent) and RR set
// to the color palette number. The built-in themes ansi-light,
// ansi-dark, and base16 use this.
Fixed(color.r)
} else if color.a == 0x0f {
match color.r {
0x00 => Color::Black,
0x01 => Color::Red,
0x02 => Color::Green,
0x03 => Color::Yellow,
0x04 => Color::Blue,
0x05 => Color::Purple,
0x06 => Color::Cyan,
0x07 => Color::White,
// TODO: the following should be high-intensity variants of
// these colors ("bright black", "bright red", ...).
0x08 => Color::Black,
0x09 => Color::Red,
0x0a => Color::Green,
0x0b => Color::Yellow,
0x0c => Color::Blue,
0x0d => Color::Purple,
0x0e => Color::Cyan,
0x0f => Color::White,
_ => unreachable!("The 0x0f color encoding does not allow for codes higher than 0x0f")
}
} else if true_color {
RGB(color.r, color.g, color.b)
} else {