89 lines
2.8 KiB
Nix
89 lines
2.8 KiB
Nix
{ lib }:
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let
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inherit (builtins) listToAttrs mapAttrs;
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inherit (lib) concatLines imap0 mapAttrsRecursive mapAttrsToList nameValuePair;
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inherit (import ./lib.nix { inherit lib; }) contrastRatio findLowest linearRgbToRgb oklchToCss oklchToLinearRgb rgbToAnsi rgbToHex;
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dark = c: c // { l = 0.35; c = if c.c == 0 then 0 else 0.060; };
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dim = c: c // { l = 0.50; c = if c.c == 0 then 0 else 0.150; };
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contrast = ratio: oklch:
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let
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reference = mkColor oklch;
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sufficient = l:
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let candidate = mkColor (oklch // { inherit l; }); in
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contrastRatio reference.linearRgb candidate.linearRgb >= ratio;
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in
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oklch // { l = findLowest sufficient 0.005 oklch.l 1; };
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contrast-minimum = contrast 3;
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ansiNames = [ "black" "red" "green" "yellow" "blue" "magenta" "cyan" "white" ];
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spec = rec {
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# Base Monokai
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black = { l = 0.22; c = 0.000; h = 0; };
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blue = { l = 0.83; c = 0.108; h = 212; };
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green = { l = 0.84; c = 0.204; h = 127; };
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orange = { l = 0.77; c = 0.168; h = 62; };
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purple = { l = 0.70; c = 0.181; h = 298; };
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red = { l = 0.64; c = 0.240; h = 7; };
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white = { l = 0.98; c = 0.000; h = 0; };
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yellow = { l = 0.88; c = 0.125; h = 103; };
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# Base extension
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platinum = { l = 0.90; c = 0.000; h = 0; };
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teal = { l = 0.81; c = 0.152; h = 171; };
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vermilion = { l = 0.68; c = 0.205; h = 36; };
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# Dim
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blue-dim = dim blue // { c = 0.087; };
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green-dim = dim green // { c = 0.128; };
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orange-dim = dim orange // { c = 0.115; };
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purple-dim = dim purple;
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red-dim = dim red;
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teal-dim = dim teal // { c = 0.097; };
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vermilion-dim = dim vermilion;
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white-dim = dim white;
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yellow-dim = dim yellow // { c = 0.105; };
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# Dark
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purple-dark = dark purple;
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red-dark = dark red;
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teal-dark = dark teal;
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vermilion-dark = dark vermilion;
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vermilion-dark-contrast-minimum = contrast-minimum vermilion-dark;
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white-dark = dark white;
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};
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mkColor = oklch: rec {
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inherit oklch;
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ansi = rgbToAnsi rgb;
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css = oklchToCss oklch;
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hex = rgbToHex rgb;
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linearRgb = oklchToLinearRgb oklch;
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rgb = linearRgbToRgb linearRgb;
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};
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colors = mapAttrs (_: mkColor) spec;
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in
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rec {
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ansi =
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let
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base = listToAttrs (imap0 (i: n: nameValuePair n (toString (30 + i))) ansiNames);
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effect = p: mapAttrs (_: a: "${p};${a}") base;
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in
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base // { bold = effect "1"; dim = effect "2" // { italic = effect "2;3"; }; italic = effect "3"; };
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ansiFormat = mapAttrsRecursive (_: a: t: "[${a}m${t}[0m") ansi;
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hex = mapAttrs (_: c: c.hex) colors;
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report = concatLines (mapAttrsToList
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(name: { ansi, css, hex, rgb, ... }:
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"[${ansi}m██ ${name}[0m ${ansiFormat.black "${css} ≈ ${hex}"}")
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colors
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);
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rgb = mapAttrs (_: c: c.rgb) colors;
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}
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