add terraformls (#37)

4 files changed, 59 insertions, 2 deletions

diff --git a/README.md b/README.md
index 131a0d82..0c913639 100644
--- a/README.md
+++ b/README.md
@@ -96,12 +96,13 @@ end
 - solargraph (ruby)
 - sumneko_lua
 - svelte
+- tailwindcss
+- terraformls
 - texlab
 - tsserver
 - vimls
 - vuels
 - yamlls
-- tailwindcss
 
 ## Extras
 
diff --git a/lua/nvim-lsp-installer/server.lua b/lua/nvim-lsp-installer/server.lua
index 273071b8..9b576b38 100644
--- a/lua/nvim-lsp-installer/server.lua
+++ b/lua/nvim-lsp-installer/server.lua
@@ -29,12 +29,13 @@ local _SERVERS = {
     "solargraph",
     "sumneko_lua",
     "svelte",
+    "tailwindcss",
+    "terraformls",
     "texlab",
     "tsserver",
     "vimls",
     "vuels",
     "yamlls",
-    "tailwindcss",
 }
 
 local function get_servers(server_names)
diff --git a/lua/nvim-lsp-installer/servers/terraformls/init.lua b/lua/nvim-lsp-installer/servers/terraformls/init.lua
new file mode 100644
index 00000000..e338a7c6
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/terraformls/init.lua
@@ -0,0 +1,14 @@
+local server = require("nvim-lsp-installer.server")
+local path = require("nvim-lsp-installer.path")
+local zx = require("nvim-lsp-installer.installers.zx")
+
+local root_dir = server.get_server_root_path("terraform")
+
+return server.Server:new {
+    name = "terraformls",
+    root_dir = root_dir,
+    installer = zx.file("./install.mjs"),
+    default_options = {
+        cmd = { path.concat { root_dir, "terraform-ls", "terraform-ls" }, "serve" },
+    },
+}
diff --git a/lua/nvim-lsp-installer/servers/terraformls/install.mjs b/lua/nvim-lsp-installer/servers/terraformls/install.mjs
new file mode 100644
index 00000000..9b9a41ce
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/terraformls/install.mjs
@@ -0,0 +1,41 @@
+const VERSION = "v0.18.3";
+
+const exitNotSupported = () => {
+    console.error(
+        chalk.red(`${os.platform()} ${os.arch()} is currently not supported.`)
+    );
+    process.exit(1);
+};
+
+const target = (() => {
+    switch (os.platform()) {
+        case "win32": {
+            exitNotSupported();
+            break;
+        }
+        case "darwin":
+            switch (os.arch()) {
+                case "arm64":
+                    return "terraform-ls_0.18.3_darwin_arm64.zip";
+                case "x64":
+                    return "terraform-ls_0.18.3_darwin_amd64.zip";
+                default: {
+                    exitNotSupported();
+                    break;
+                }
+            }
+        default:
+            switch (os.arch()) {
+                case "arm64":
+                    return "terraform-ls_0.18.3_linux_amd64.zip";
+                default:
+                    return "terraform-ls_0.18.3_linux_arm64.zip";
+            }
+    }
+})();
+
+const downloadUrl = `https://github.com/hashicorp/terraform-ls/releases/download/${VERSION}/${target}`;
+
+await $`wget -O terraform-ls.zip ${downloadUrl}`;
+await $`unzip terraform-ls.zip -d terraform-ls`;
+await $`rm terraform-ls.zip`;