build(nix): add a way to override what grammars get built (#3141)
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2 changed files with 109 additions and 74 deletions
38
flake.nix
38
flake.nix
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@ -18,7 +18,8 @@
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nixpkgs,
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nixCargoIntegration,
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...
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}:
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}: let
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outputs = config:
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nixCargoIntegration.lib.makeOutputs {
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root = ./.;
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renameOutputs = {"helix-term" = "helix";};
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@ -42,14 +43,14 @@
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path = "${common.root}/${rel}";
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name = rel;
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};
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grammars = pkgs.callPackage ./grammars.nix {};
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grammars = pkgs.callPackage ./grammars.nix config;
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runtimeDir = pkgs.runCommandNoCC "helix-runtime" {} ''
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mkdir -p $out
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ln -s ${mkRootPath "runtime"}/* $out
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rm -r $out/grammars
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ln -s ${grammars} $out/grammars
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'';
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in {
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overridedAttrs = {
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# disable fetching and building of tree-sitter grammars in the helix-term build.rs
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HELIX_DISABLE_AUTO_GRAMMAR_BUILD = "1";
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# link languages and theme toml files since helix-term expects them (for tests)
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@ -67,6 +68,13 @@
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fi
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'';
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};
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in
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overridedAttrs
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// (
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pkgs.lib.optionalAttrs
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(config ? makeWrapperArgs)
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{inherit (config) makeWrapperArgs;}
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);
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};
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shell = common: prev: {
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packages =
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@ -96,6 +104,30 @@
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};
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};
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};
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defaultOutputs = outputs {};
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makeOverridableHelix = system: old:
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old
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// {
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override = args:
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makeOverridableHelix
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system
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(outputs args).packages.${system}.helix;
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};
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in
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defaultOutputs
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// {
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packages =
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nixpkgs.lib.mapAttrs
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(
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system: packages:
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packages
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// rec {
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default = helix;
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helix = makeOverridableHelix system packages.helix;
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}
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)
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defaultOutputs.packages;
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};
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nixConfig = {
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extra-substituters = ["https://helix.cachix.org"];
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@ -4,6 +4,8 @@
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runCommandLocal,
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runCommandNoCC,
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yj,
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includeGrammarIf ? _: true,
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...
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}: let
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# HACK: nix < 2.6 has a bug in the toml parser, so we convert to JSON
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# before parsing
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@ -102,12 +104,13 @@
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runHook postFixup
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'';
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};
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grammarsToBuild = builtins.filter includeGrammarIf gitGrammars;
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builtGrammars =
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builtins.map (grammar: {
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inherit (grammar) name;
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artifact = buildGrammar grammar;
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})
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gitGrammars;
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grammarsToBuild;
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grammarLinks =
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builtins.map (grammar: "ln -s ${grammar.artifact}/${grammar.name}.so $out/${grammar.name}.so")
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builtGrammars;
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