add rnix (#408)

1 files changed, 33 insertions, 0 deletions

diff --git a/lua/nvim-lsp-installer/installers/cargo.lua b/lua/nvim-lsp-installer/installers/cargo.lua
new file mode 100644
index 00000000..11b69ea5
--- /dev/null
+++ b/lua/nvim-lsp-installer/installers/cargo.lua
@@ -0,0 +1,33 @@
+local process = require "nvim-lsp-installer.process"
+local path = require "nvim-lsp-installer.path"
+
+local M = {}
+
+---@param crate string The crate to install.
+function M.crate(crate)
+    ---@type ServerInstallerFunction
+    return function(_, callback, ctx)
+        local args = { "install", "--root", ".", "--locked" }
+        if ctx.requested_server_version then
+            vim.list_extend(args, { "--version", ctx.requested_server_version })
+        end
+        vim.list_extend(args, { crate })
+
+        ctx.receipt:with_primary_source(ctx.receipt.cargo(crate))
+
+        process.spawn("cargo", {
+            cwd = ctx.install_dir,
+            args = args,
+            stdio_sink = ctx.stdio_sink,
+        }, callback)
+    end
+end
+
+---@param root_dir string The directory to resolve the executable from.
+function M.env(root_dir)
+    return {
+        PATH = process.extend_path { path.concat { root_dir, "bin" } },
+    }
+end
+
+return M