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chore(nix): format nix files with alejandra, update deps, minor code refactors (#2683)

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Yusuf Bera Ertan 2022-06-06 22:24:52 +03:00 • committed by GitHub
parent f0d1c85553
commit bb83ea8393
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4 changed files with 149 additions and 122 deletions
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96
grammars.nix
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@ -1,17 +1,23 @@
{ stdenv, lib, runCommand, yj }:
let
{
stdenv,
lib,
runCommandLocal,
runCommandNoCC,
yj,
}: let
# HACK: nix < 2.6 has a bug in the toml parser, so we convert to JSON
# before parsing
languages-json = runCommand "languages-toml-to-json" { } ''
languages-json = runCommandLocal "languages-toml-to-json" {} ''
${yj}/bin/yj -t < ${./languages.toml} > $out
'';
languagesConfig = if lib.versionAtLeast builtins.nixVersion "2.6.0" then
builtins.fromTOML (builtins.readFile ./languages.toml)
else
builtins.fromJSON (builtins.readFile (builtins.toPath languages-json));
isGitGrammar = (grammar:
builtins.hasAttr "source" grammar && builtins.hasAttr "git" grammar.source
&& builtins.hasAttr "rev" grammar.source);
languagesConfig =
if lib.versionAtLeast builtins.nixVersion "2.6.0"
then builtins.fromTOML (builtins.readFile ./languages.toml)
else builtins.fromJSON (builtins.readFile (builtins.toPath languages-json));
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;
@ -20,33 +26,36 @@ let
repo = builtins.elemAt match 1;
};
gitGrammars = builtins.filter isGitGrammar languagesConfig.grammar;
buildGrammar = grammar:
let
gh = toGitHubFetcher grammar.source.git;
sourceGit = builtins.fetchTree {
type = "git";
url = grammar.source.git;
rev = grammar.source.rev;
ref = grammar.source.ref or "HEAD";
shallow = true;
};
sourceGitHub = builtins.fetchTree {
type = "github";
owner = gh.owner;
repo = gh.repo;
inherit (grammar.source) rev;
};
source = if isGitHubGrammar grammar then sourceGitHub else sourceGit;
in stdenv.mkDerivation rec {
buildGrammar = grammar: let
gh = toGitHubFetcher grammar.source.git;
sourceGit = builtins.fetchTree {
type = "git";
url = grammar.source.git;
rev = grammar.source.rev;
ref = grammar.source.ref or "HEAD";
shallow = true;
};
sourceGitHub = builtins.fetchTree {
type = "github";
owner = gh.owner;
repo = gh.repo;
inherit (grammar.source) rev;
};
source =
if isGitHubGrammar grammar
then sourceGitHub
else sourceGit;
in
stdenv.mkDerivation rec {
# see https://github.com/NixOS/nixpkgs/blob/fbdd1a7c0bc29af5325e0d7dd70e804a972eb465/pkgs/development/tools/parsing/tree-sitter/grammar.nix
pname = "helix-tree-sitter-${grammar.name}";
version = grammar.source.rev;
src = if builtins.hasAttr "subpath" grammar.source then
"${source}/${grammar.source.subpath}"
else
source;
src =
if builtins.hasAttr "subpath" grammar.source
then "${source}/${grammar.source.subpath}"
else source;
dontUnpack = true;
dontConfigure = true;
@ -93,14 +102,17 @@ let
runHook postFixup
'';
};
builtGrammars = builtins.map (grammar: {
inherit (grammar) name;
artifact = buildGrammar grammar;
}) gitGrammars;
grammarLinks = builtins.map (grammar:
"ln -s ${grammar.artifact}/${grammar.name}.so $out/${grammar.name}.so")
builtGrammars =
builtins.map (grammar: {
inherit (grammar) name;
artifact = buildGrammar grammar;
})
gitGrammars;
grammarLinks =
builtins.map (grammar: "ln -s ${grammar.artifact}/${grammar.name}.so $out/${grammar.name}.so")
builtGrammars;
in runCommand "consolidated-helix-grammars" { } ''
mkdir -p $out
${builtins.concatStringsSep "\n" grammarLinks}
''
in
runCommandNoCC "consolidated-helix-grammars" {} ''
mkdir -p $out
${builtins.concatStringsSep "\n" grammarLinks}
''