diff options
author | Michael Smith <mikesmiffy128@gmail.com> | 2024-07-15 20:05:47 +0100 |
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committer | Michael Smith <mikesmiffy128@gmail.com> | 2024-07-15 20:05:47 +0100 |
commit | 522d56557b00246286d803425751a4334f3a94a5 (patch) | |
tree | 23ca335a3526197c2a6327ce10bfd58411b0a609 /start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua | |
parent | a7b72fc27edac2305dbf0af807981bd703835b25 (diff) |
indent-blankline is probably old because I've actually been using it for
ages, but I have a strict if-it-ain't-broke policy, so I'm not going to
update it.
lspconfig *was* broke though with nvim 0.10, so now it's fixed.
Diffstat (limited to 'start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua')
-rw-r--r-- | start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua b/start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua new file mode 100644 index 0000000..61dfdc1 --- /dev/null +++ b/start/lspconfig-0.1.8/lua/lspconfig/server_configurations/rust_analyzer.lua @@ -0,0 +1,117 @@ +local util = require 'lspconfig.util' +local async = require 'lspconfig.async' + +local function reload_workspace(bufnr) + bufnr = util.validate_bufnr(bufnr) + local clients = util.get_lsp_clients { bufnr = bufnr, name = 'rust_analyzer' } + for _, client in ipairs(clients) do + vim.notify 'Reloading Cargo Workspace' + client.request('rust-analyzer/reloadWorkspace', nil, function(err) + if err then + error(tostring(err)) + end + vim.notify 'Cargo workspace reloaded' + end, 0) + end +end + +local function is_library(fname) + local user_home = util.path.sanitize(vim.env.HOME) + local cargo_home = os.getenv 'CARGO_HOME' or util.path.join(user_home, '.cargo') + local registry = util.path.join(cargo_home, 'registry', 'src') + local git_registry = util.path.join(cargo_home, 'git', 'checkouts') + + local rustup_home = os.getenv 'RUSTUP_HOME' or util.path.join(user_home, '.rustup') + local toolchains = util.path.join(rustup_home, 'toolchains') + + for _, item in ipairs { toolchains, registry, git_registry } do + if util.path.is_descendant(item, fname) then + local clients = util.get_lsp_clients { name = 'rust_analyzer' } + return #clients > 0 and clients[#clients].config.root_dir or nil + end + end +end + +local function register_cap() + local capabilities = vim.lsp.protocol.make_client_capabilities() + capabilities.experimental = { + serverStatusNotification = true, + } + return capabilities +end + +return { + default_config = { + cmd = { 'rust-analyzer' }, + filetypes = { 'rust' }, + single_file_support = true, + root_dir = function(fname) + local reuse_active = is_library(fname) + if reuse_active then + return reuse_active + end + + local cargo_crate_dir = util.root_pattern 'Cargo.toml'(fname) + local cargo_workspace_root + + if cargo_crate_dir ~= nil then + local cmd = { + 'cargo', + 'metadata', + '--no-deps', + '--format-version', + '1', + '--manifest-path', + util.path.join(cargo_crate_dir, 'Cargo.toml'), + } + + local result = async.run_command(cmd) + + if result and result[1] then + result = vim.json.decode(table.concat(result, '')) + if result['workspace_root'] then + cargo_workspace_root = util.path.sanitize(result['workspace_root']) + end + end + end + + return cargo_workspace_root + or cargo_crate_dir + or util.root_pattern 'rust-project.json'(fname) + or util.find_git_ancestor(fname) + end, + capabilities = register_cap(), + }, + commands = { + CargoReload = { + function() + reload_workspace(0) + end, + description = 'Reload current cargo workspace', + }, + }, + docs = { + description = [[ +https://github.com/rust-lang/rust-analyzer + +rust-analyzer (aka rls 2.0), a language server for Rust + + +See [docs](https://github.com/rust-lang/rust-analyzer/blob/master/docs/user/generated_config.adoc) for extra settings. The settings can be used like this: +```lua +require'lspconfig'.rust_analyzer.setup{ + settings = { + ['rust-analyzer'] = { + diagnostics = { + enable = false; + } + } + } +} +``` + ]], + default_config = { + root_dir = [[root_pattern("Cargo.toml", "rust-project.json")]], + }, + }, +} |