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local configs = require 'lspconfig/configs'
local util = require 'lspconfig/util'
local lsp = vim.lsp
local function reload_workspace(bufnr)
bufnr = util.validate_bufnr(bufnr)
lsp.buf_request(bufnr, 'rust-analyzer/reloadWorkspace', nil,
function(err, _, result, _)
if err then error(tostring(err)) end
vim.notify("Cargo workspace reloaded")
end)
end
configs.rust_analyzer = {
default_config = {
cmd = {"rust-analyzer"};
filetypes = {"rust"};
root_dir = function(fname)
local cargo_crate_dir = util.root_pattern("Cargo.toml")(fname)
local cmd = "cargo metadata --no-deps --format-version 1"
if cargo_crate_dir ~= nil then
cmd = cmd .. " --manifest-path " .. util.path.join(cargo_crate_dir, "Cargo.toml")
end
local cargo_metadata = vim.fn.system(cmd)
local cargo_workspace_dir = nil
if vim.v.shell_error == 0 then
cargo_workspace_dir = vim.fn.json_decode(cargo_metadata)["workspace_root"]
end
return cargo_workspace_dir or
cargo_crate_dir or
util.root_pattern("rust-project.json")(fname) or
util.find_git_ancestor(fname)
end;
settings = {
["rust-analyzer"] = {}
};
};
commands = {
CargoReload = {
function()
reload_workspace(0)
end;
description = "Reload current cargo workspace"
}
};
docs = {
package_json = "https://raw.githubusercontent.com/rust-analyzer/rust-analyzer/master/editors/code/package.json";
description = [[
https://github.com/rust-analyzer/rust-analyzer
rust-analyzer (aka rls 2.0), a language server for Rust
See [docs](https://github.com/rust-analyzer/rust-analyzer/tree/master/docs/user#settings) for extra settings.
]];
default_config = {
root_dir = [[root_pattern("Cargo.toml", "rust-project.json")]];
};
};
};
configs.rust_analyzer.reload_workspace = reload_workspace
-- vim:et ts=2 sw=2
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