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feat: refactor and separate LSP/language configurations

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NotAShelf 2023-04-17 23:27:27 +03:00
commit 6b512f132a
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30 changed files with 1266 additions and 522 deletions
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161
modules/languages/nix.nix Normal file
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@ -0,0 +1,161 @@
{
pkgs,
config,
lib,
...
}:
with lib;
with builtins; let
cfg = config.vim.languages.nix;
useFormat = "on_attach = default_on_attatch";
noFormat = "on_attach = attach_keymaps";
defaultServer = "nil";
servers = {
rnix = {
package = pkgs.rnix-lsp;
internalFormatter = true;
lspConfig = ''
lspconfig.rnix.setup{
capabilities = capabilities,
${
if (cfg.format.enable && cfg.format.type == "nixpkgs-fmt")
then useFormat
else noFormat
},
cmd = {"${cfg.lsp.package}/bin/rnix-lsp"},
}
'';
};
nil = {
package = pkgs.nil;
internalFormatter = cfg.format.type != "nixpkgs-fmt";
lspConfig = ''
lspconfig.nil_ls.setup{
capabilities = capabilities,
${
if cfg.format.enable
then useFormat
else noFormat
},
cmd = {"${cfg.lsp.package}/bin/nil"},
${optionalString cfg.format.enable ''
settings = {
["nil"] = {
${optionalString (cfg.format.type == "alejandra")
''
formatting = {
command = {"${cfg.format.package}/bin/alejandra", "--quiet"},
},
''}
${optionalString (cfg.format.type == "nixpkgs-fmt")
''
formatting = {
command = {"${cfg.format.package}/bin/nixpkgs-fmt"},
},
''}
''}
},
};
}
'';
};
};
defaultFormat = "alejandra";
formats = {
alejandra = {
package = pkgs.alejandra;
nullConfig = ''
table.insert(
ls_sources,
null_ls.builtins.formatting.alejandra.with({
command = "${cfg.format.package}/bin/alejandra"
})
)
'';
};
nixpkgs-fmt = {
package = pkgs.nixpkgs-fmt;
# Never need to use null-ls for nixpkgs-fmt
};
};
in {
options.vim.languages.nix = {
enable = mkEnableOption "Nix language support";
treesitter = {
enable = mkOption {
description = "Enable Nix treesitter";
type = types.bool;
default = config.vim.languages.enableTreesitter;
};
package = mkOption {
description = "Nix treesitter grammar to use";
type = types.package;
default = pkgs.vimPlugins.nvim-treesitter.builtGrammars.nix;
};
};
lsp = {
enable = mkOption {
description = "Enable Nix LSP support";
type = types.bool;
default = config.vim.languages.enableLSP;
};
server = mkOption {
description = "Nix LSP server to use";
type = types.str;
default = defaultServer;
};
package = mkOption {
description = "Nix LSP server package";
type = types.package;
default = servers.${cfg.lsp.server}.package;
};
};
format = {
enable = mkOption {
description = "Enable Nix formatting";
type = types.bool;
default = config.vim.languages.enableFormat;
};
type = mkOption {
description = "Nix formatter to use";
type = with types; enum (attrNames formats);
default = defaultFormat;
};
package = mkOption {
description = "Nix formatter package";
type = types.package;
default = formats.${cfg.format.type}.package;
};
};
};
config = mkIf cfg.enable (mkMerge [
{
vim.configRC.nix = nvim.dag.entryAnywhere ''
autocmd filetype nix setlocal tabstop=2 shiftwidth=2 softtabstop=2
'';
}
(mkIf cfg.treesitter.enable {
vim.treesitter.enable = true;
vim.treesitter.grammars = [cfg.treesitter.package];
})
(mkIf cfg.lsp.enable {
vim.lsp.lspconfig.enable = true;
vim.lsp.lspconfig.sources.nix-lsp = servers.${cfg.lsp.server}.lspConfig;
})
(mkIf (cfg.format.enable && !servers.${cfg.lsp.server}.internalFormatter) {
vim.lsp.null-ls.enable = true;
vim.lsp.null-ls.sources.nix-format = formats.${cfg.format.type}.nullConfig;
})
]);
}