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neovim-flake/modules/languages/go.nix
Kalle Jepsen a452a0b0e7 fixes enable option descriptions
mkEnableOption already adds the phrase "Whether to enable ..." to the
beginning of the option description, such that the string argument
should only be "thing to be enabled"
2023-10-21 19:15:36 +02:00

130 lines
3.4 KiB
Nix

{
pkgs,
config,
lib,
...
}:
with lib;
with builtins; let
cfg = config.vim.languages.go;
defaultServer = "gopls";
servers = {
gopls = {
package = pkgs.gopls;
lspConfig = ''
lspconfig.gopls.setup {
capabilities = capabilities;
on_attach = default_on_attach;
cmd = ${
if isList cfg.lsp.package
then nvim.lua.expToLua cfg.lsp.package
else ''{"${cfg.lsp.package}/bin/gopls", "serve"}''
},
}
'';
};
};
defaultDebugger = "delve";
debuggers = {
delve = {
package = pkgs.delve;
dapConfig = ''
dap.adapters.delve = {
type = "server",
port = "''${port}",
executable = {
command = "${getExe cfg.dap.package}",
args = { "dap", "-l", "127.0.0.1:''${port}" },
},
}
dap.configurations.go = {
{
type = "delve",
name = "Debug",
request = "launch",
program = "''${file}",
},
{
type = "delve",
name = "Debug test", -- configuration for debugging test files
request = "launch",
mode = "test",
program = "''${file}",
},
-- works with go.mod packages and sub packages
{
type = "delve",
name = "Debug test (go.mod)",
request = "launch",
mode = "test",
program = "./''${relativeFileDirname}",
},
}
'';
};
};
in {
options.vim.languages.go = {
enable = mkEnableOption "Go language support";
treesitter = {
enable = mkEnableOption "Go treesitter" // {default = config.vim.languages.enableTreesitter;};
package = nvim.types.mkGrammarOption pkgs "go";
};
lsp = {
enable = mkEnableOption "Go LSP support" // {default = config.vim.languages.enableLSP;};
server = mkOption {
description = "Go LSP server to use";
type = with types; enum (attrNames servers);
default = defaultServer;
};
package = mkOption {
description = "Go LSP server package, or the command to run as a list of strings";
example = ''[lib.getExe pkgs.jdt-language-server " - data " " ~/.cache/jdtls/workspace "]'';
type = with types; either package (listOf str);
default = servers.${cfg.lsp.server}.package;
};
};
dap = {
enable = mkOption {
description = "Enable Go Debug Adapter";
type = types.bool;
default = config.vim.languages.enableDAP;
};
debugger = mkOption {
description = "Go debugger to use";
type = with types; enum (attrNames debuggers);
default = defaultDebugger;
};
package = mkOption {
description = "Go debugger package.";
type = types.package;
default = debuggers.${cfg.dap.debugger}.package;
};
};
};
config = mkIf cfg.enable (mkMerge [
(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.go-lsp = servers.${cfg.lsp.server}.lspConfig;
})
(mkIf cfg.dap.enable {
vim.debugger.nvim-dap.enable = true;
vim.debugger.nvim-dap.sources.go-debugger = debuggers.${cfg.dap.debugger}.dapConfig;
})
]);
}