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pub mod error;
pub mod palettes;
use core::fmt;
use error::AaColourError;
use palettes::{Palette, Rgb};
#[derive(Debug, Clone)]
pub struct AaColour {
aa: char,
colour: &'static Rgb,
}
impl fmt::Display for AaColour {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.write_fmt(format_args!(
"\x1B[48;2;{};{};{};30m",
self.colour.r, self.colour.g, self.colour.b
))?;
fmt::Display::fmt(&self.aa, f)?;
f.write_str("\x1b[0m")
}
}
impl AaColour {
pub fn colour<P: Palette>(x: char) -> Result<Self, AaColourError> {
let col = match_char_aa::<P>(x)?;
Ok(Self { aa: x, colour: col })
}
pub fn blank<P: Palette>(x: char) -> Result<Self, AaColourError> {
Ok(Self {
aa: x,
colour: P::GAP,
})
}
}
macro_rules! match_aa {
($(
$aa:literal $colour:ident
),* $(,)?) => {
fn match_char_aa<P: Palette>(x: char) -> Result<&'static Rgb, AaColourError> {
match x.to_ascii_uppercase() {
$(
$aa => Ok(P::$colour),
)*
_ => Err(AaColourError::NotAnAminoAcid(x)),
}
}
};
}
match_aa! {
'A' A,
'C' C,
'D' D,
'E' E,
'F' F,
'G' G,
'H' H,
'I' I,
'K' K,
'L' L,
'M' M,
'N' N,
'P' P,
'Q' Q,
'R' R,
'S' S,
'T' T,
'V' V,
'W' W,
'Y' Y,
'-' GAP
}
#[cfg(test)]
mod test {
use super::*;
use crate::palettes::Clustal;
#[test]
fn all_amino_acids_clustal() {
let aas = vec![
'A', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'K', 'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T',
'V', 'W', '-',
];
for aa in aas {
print!("{}", AaColour::colour::<Clustal>(aa).unwrap());
}
println!();
}
#[test]
fn all_amino_acids_clustal_blanks() {
let aas = vec![
'A', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'K', 'L', 'M', 'N', 'P', 'Q', 'R', 'S', 'T',
'V', 'W', '-',
];
for aa in aas {
print!("{}", AaColour::blank::<Clustal>(aa).unwrap());
}
println!();
}
}