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nixpkgs/pkgs/data/fonts/iosevka/default.nix
2021-02-18 02:21:11 +01:00

140 lines
3.8 KiB
Nix

{ stdenv, lib, nodejs, nodePackages, remarshal
, ttfautohint-nox
# Custom font set options.
# See https://typeof.net/Iosevka/customizer
# Can be a raw TOML string, or a Nix attrset.
# Ex:
# privateBuildPlan = ''
# [buildPlans.iosevka-custom]
# family = "Iosevka Custom"
# spacing = "normal"
# serifs = "sans"
#
# [buildPlans.iosevka-custom.variants.design]
# capital-j = "serifless"
#
# [buildPlans.iosevka-custom.variants.italic]
# i = "tailed"
# '';
# Or:
# privateBuildPlan = {
# family = "Iosevka Custom";
# spacing = "normal";
# serifs = "sans";
#
# variants = {
# design.capital-j = "serifless";
# italic.i = "tailed";
# };
# }
, privateBuildPlan ? null
# Extra parameters. Can be used for ligature mapping.
# It must be a raw TOML string.
# Ex:
# extraParameters = ''
# [[iosevka.compLig]]
# unicode = 57808 # 0xe1d0
# featureTag = 'XHS0'
# sequence = "+>"
# '';
, extraParameters ? null
# Custom font set name. Required if any custom settings above.
, set ? null }:
assert (privateBuildPlan != null) -> set != null;
assert (extraParameters != null) -> set != null;
let
# We don't know the attribute name for the Iosevka package as it
# changes not when our update script is run (which in turn updates
# node-packages.json, but when node-packages/generate.sh is run
# (which updates node-packages.nix).
#
# Doing it this way ensures that the package can always be built,
# although possibly an older version than ioseva-bin.
nodeIosevka = (
lib.findSingle
(drv: drv ? packageName && drv.packageName == "iosevka")
(throw "no 'iosevka' package found in nodePackages")
(throw "multiple 'iosevka' packages found in nodePackages")
(lib.attrValues nodePackages)
).override (drv: { dontNpmInstall = true; });
in
stdenv.mkDerivation rec {
pname = if set != null then "iosevka-${set}" else "iosevka";
inherit (nodeIosevka) version src;
nativeBuildInputs = [
nodejs
nodeIosevka
remarshal
ttfautohint-nox
];
buildPlan =
if builtins.isAttrs privateBuildPlan
then builtins.toJSON { buildPlans.${pname} = privateBuildPlan; }
else privateBuildPlan;
inherit extraParameters;
passAsFile = [ "buildPlan" "extraParameters" ];
configurePhase = ''
runHook preConfigure
${lib.optionalString (builtins.isAttrs privateBuildPlan) ''
remarshal -i "$buildPlanPath" -o private-build-plans.toml -if json -of toml
''}
${lib.optionalString (builtins.isString privateBuildPlan) ''
cp "$buildPlanPath" private-build-plans.toml
''}
${lib.optionalString (extraParameters != null) ''
echo -e "\n" >> params/parameters.toml
cat "$extraParametersPath" >> params/parameters.toml
''}
ln -s ${nodeIosevka}/lib/node_modules/iosevka/node_modules .
runHook postConfigure
'';
buildPhase = ''
runHook preBuild
npm run build --no-update-notifier -- --jCmd=$NIX_BUILD_CORES ttf::$pname >/dev/null
runHook postBuild
'';
installPhase = ''
runHook preInstall
fontdir="$out/share/fonts/truetype"
install -d "$fontdir"
install "dist/$pname/ttf"/* "$fontdir"
runHook postInstall
'';
enableParallelBuilding = true;
passthru = {
updateScript = ./update-default.sh;
};
meta = with lib; {
homepage = "https://be5invis.github.io/Iosevka";
downloadPage = "https://github.com/be5invis/Iosevka/releases";
description = ''
Slender monospace sans-serif and slab-serif typeface inspired by Pragmata
Pro, M+ and PF DIN Mono, designed to be the ideal font for programming.
'';
license = licenses.ofl;
platforms = platforms.all;
maintainers = with maintainers; [
cstrahan
jfrankenau
ttuegel
babariviere
rileyinman
AluisioASG
];
};
}