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Fix Nix builds on MacOS and nix flake check
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| # adapted from https://github.com/helix-editor/helix/blob/217818681ea9bbc7f995c87f8794c46eeb012b1c/grammars.nix | ||
| { stdenv | ||
| , lib | ||
| , runCommand | ||
| , includeGrammarIf ? _: true | ||
| , grammarOverlays ? [ ] | ||
| , helix | ||
| , ... | ||
| }: | ||
| let | ||
| languagesConfig = builtins.fromTOML (builtins.readFile "${helix}/languages.toml"); | ||
| isGitGrammar = grammar: | ||
| builtins.hasAttr "source" grammar | ||
| && builtins.hasAttr "git" grammar.source | ||
| && builtins.hasAttr "rev" grammar.source; | ||
| isGitHubGrammar = grammar: lib.hasPrefix "https://github.com" grammar.source.git; | ||
| toGitHubFetcher = url: | ||
| let | ||
| match = builtins.match "https://github\.com/([^/]*)/([^/]*)/?" url; | ||
| in | ||
| { | ||
| owner = builtins.elemAt match 0; | ||
| repo = builtins.elemAt match 1; | ||
| }; | ||
| # If `use-grammars.only` is set, use only those grammars. | ||
| # If `use-grammars.except` is set, use all other grammars. | ||
| # Otherwise use all grammars. | ||
| useGrammar = grammar: | ||
| if languagesConfig?use-grammars.only then | ||
| builtins.elem grammar.name languagesConfig.use-grammars.only | ||
| else if languagesConfig?use-grammars.except then | ||
| !(builtins.elem grammar.name languagesConfig.use-grammars.except) | ||
| else true; | ||
| grammarsToUse = builtins.filter useGrammar languagesConfig.grammar; | ||
| gitGrammars = builtins.filter isGitGrammar grammarsToUse; | ||
| buildGrammar = grammar: | ||
| let | ||
| gh = toGitHubFetcher grammar.source.git; | ||
| sourceGit = builtins.fetchTree { | ||
| type = "git"; | ||
| url = grammar.source.git; | ||
| inherit (grammar.source) rev; | ||
| ref = grammar.source.ref or "HEAD"; | ||
| shallow = true; | ||
| }; | ||
| sourceGitHub = builtins.fetchTree { | ||
| type = "github"; | ||
| inherit (gh) owner; | ||
| inherit (gh) repo; | ||
| inherit (grammar.source) rev; | ||
| }; | ||
| source = | ||
| if isGitHubGrammar grammar | ||
| then sourceGitHub | ||
| else sourceGit; | ||
| in | ||
| stdenv.mkDerivation { | ||
| # see https://github.com/NixOS/nixpkgs/blob/fbdd1a7c0bc29af5325e0d7dd70e804a972eb465/pkgs/development/tools/parsing/tree-sitter/grammar.nix | ||
|
|
||
| pname = "tree-sitter-${grammar.name}"; | ||
| version = grammar.source.rev; | ||
|
|
||
| src = source; | ||
| sourceRoot = | ||
| if builtins.hasAttr "subpath" grammar.source then | ||
| "source/${grammar.source.subpath}" | ||
| else | ||
| "source"; | ||
|
|
||
| dontConfigure = true; | ||
|
|
||
| FLAGS = [ | ||
| "-Isrc" | ||
| "-g" | ||
| "-O3" | ||
| "-fPIC" | ||
| "-fno-exceptions" | ||
| "-Wl,-z,relro,-z,now" | ||
| ]; | ||
|
|
||
| NAME = "libtree-sitter-${grammar.name}"; | ||
|
|
||
| buildPhase = '' | ||
| runHook preBuild | ||
| if [[ -e src/scanner.cc ]]; then | ||
| $CXX -c src/scanner.cc -o scanner.o $FLAGS | ||
| elif [[ -e src/scanner.c ]]; then | ||
| $CC -c src/scanner.c -o scanner.o $FLAGS | ||
| fi | ||
| $CC -c src/parser.c -o parser.o $FLAGS | ||
| $CXX -shared -install_name $out/$NAME.so -o $NAME.so *.o | ||
| runHook postBuild | ||
| ''; | ||
|
|
||
| installPhase = '' | ||
| runHook preInstall | ||
| mkdir $out | ||
| mv $NAME.so $out/ | ||
| runHook postInstall | ||
| ''; | ||
|
|
||
| # Strip failed on darwin: strip: error: symbols referenced by indirect symbol table entries that can't be stripped | ||
| fixupPhase = lib.optionalString stdenv.isLinux '' | ||
| runHook preFixup | ||
| $STRIP $out/$NAME.so | ||
| runHook postFixup | ||
| ''; | ||
| }; | ||
| grammarsToBuild = builtins.filter includeGrammarIf gitGrammars; | ||
| builtGrammars = builtins.map | ||
| (grammar: { | ||
| inherit (grammar) name; | ||
| value = buildGrammar grammar; | ||
| }) | ||
| grammarsToBuild; | ||
| extensibleGrammars = | ||
| lib.makeExtensible (self: builtins.listToAttrs builtGrammars); | ||
| overlayedGrammars = lib.pipe extensibleGrammars | ||
| (builtins.map (overlay: grammar: grammar.extend overlay) grammarOverlays); | ||
| grammarLinks = lib.mapAttrsToList | ||
| (name: artifact: "ln -s ${artifact}/libtree-sitter-${name}.so $out/libtree-sitter-${name}.so") | ||
| (lib.filterAttrs (n: v: lib.isDerivation v) overlayedGrammars); | ||
| in | ||
| runCommand "consolidated-rit-grammars" { } '' | ||
| mkdir -p $out | ||
| ${builtins.concatStringsSep "\n" grammarLinks} | ||
| ln -s "${helix}/languages.toml" "$out/languages.toml" | ||
| ln -s "${helix}/runtime/queries" "$out/queries" | ||
| '' |