add Windows support (#70)

4 files changed, 58 insertions, 40 deletions

diff --git a/lua/nvim-lsp-installer/servers/rust_analyzer/common.mjs b/lua/nvim-lsp-installer/servers/rust_analyzer/common.mjs
new file mode 100644
index 00000000..0f54a71e
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/rust_analyzer/common.mjs
@@ -0,0 +1,41 @@
+export const VERSION = "2021-06-28";
+
+const exitNotSupported = () => {
+    console.error(chalk.red(`${os.platform()} ${os.arch()} is currently not supported.`));
+    process.exit(1);
+};
+
+export const getDownloadUrl = () => {
+    const target = (() => {
+        switch (os.platform()) {
+            case "win32": {
+                switch (os.arch()) {
+                    case "arm64":
+                        return "rust-analyzer-aarch64-pc-windows-msvc.gz";
+                    case "x64":
+                        return "rust-analyzer-x86_64-pc-windows-msvc.gz";
+                    default:
+                        return exitNotSupported();
+                }
+            }
+            case "darwin":
+                switch (os.arch()) {
+                    case "arm64":
+                        return "rust-analyzer-aarch64-apple-darwin.gz";
+                    case "x64":
+                        return "rust-analyzer-x86_64-apple-darwin.gz";
+                    default:
+                        return exitNotSupported();
+                }
+            default:
+                switch (os.arch()) {
+                    case "arm64":
+                        return "rust-analyzer-aarch64-unknown-linux-gnu.gz";
+                    default:
+                        return "rust-analyzer-x86_64-unknown-linux-gnu.gz";
+                }
+        }
+    })();
+
+    return `https://github.com/rust-analyzer/rust-analyzer/releases/download/${VERSION}/${target}`;
+};
diff --git a/lua/nvim-lsp-installer/servers/rust_analyzer/init.lua b/lua/nvim-lsp-installer/servers/rust_analyzer/init.lua
index 6502ee07..58cb53e2 100644
--- a/lua/nvim-lsp-installer/servers/rust_analyzer/init.lua
+++ b/lua/nvim-lsp-installer/servers/rust_analyzer/init.lua
@@ -1,4 +1,5 @@
 local server = require "nvim-lsp-installer.server"
+local installers = require "nvim-lsp-installer.installers"
 local path = require "nvim-lsp-installer.path"
 local zx = require "nvim-lsp-installer.installers.zx"
 
@@ -7,7 +8,10 @@ local root_dir = server.get_server_root_path "rust"
 return server.Server:new {
     name = "rust_analyzer",
     root_dir = root_dir,
-    installer = zx.file "./install.mjs",
+    installer = installers.when {
+        unix = zx.file "./install.mjs",
+        win = zx.file "./install.win.mjs",
+    },
     default_options = {
         cmd = { path.concat { root_dir, "rust-analyzer" } },
     },
diff --git a/lua/nvim-lsp-installer/servers/rust_analyzer/install.mjs b/lua/nvim-lsp-installer/servers/rust_analyzer/install.mjs
index 7e976850..4d3fec85 100644
--- a/lua/nvim-lsp-installer/servers/rust_analyzer/install.mjs
+++ b/lua/nvim-lsp-installer/servers/rust_analyzer/install.mjs
@@ -1,41 +1,5 @@
-const VERSION = "2021-06-28";
+import { getDownloadUrl } from "./common.mjs";
 
-const exitNotSupported = () => {
-    console.error(
-        chalk.red(`${os.platform()} ${os.arch()} is currently not supported.`)
-    );
-    process.exit(1);
-};
-
-const target = (() => {
-    switch (os.platform()) {
-        case "win32": {
-            exitNotSupported();
-            break;
-        }
-        case "darwin":
-            switch (os.arch()) {
-                case "arm64":
-                    return "rust-analyzer-aarch64-apple-darwin.gz";
-                case "x64":
-                    return "rust-analyzer-x86_64-apple-darwin.gz";
-                default: {
-                    exitNotSupported();
-                    break;
-                }
-            }
-        default:
-            switch (os.arch()) {
-                case "arm64":
-                    return "rust-analyzer-aarch64-unknown-linux-gnu.gz";
-                default:
-                    return "rust-analyzer-x86_64-unknown-linux-gnu.gz";
-            }
-    }
-})();
-
-const downloadUrl = `https://github.com/rust-analyzer/rust-analyzer/releases/download/${VERSION}/${target}`;
-
-await $`wget -O rust-analyzer.gz ${downloadUrl}`;
-await $`gunzip rust-analyzer.gz`;
+await $`wget -O rust-analyzer.gz ${getDownloadUrl()}`;
+await $`gzip -fd rust-analyzer.gz`;
 await $`chmod +x rust-analyzer`;
diff --git a/lua/nvim-lsp-installer/servers/rust_analyzer/install.win.mjs b/lua/nvim-lsp-installer/servers/rust_analyzer/install.win.mjs
new file mode 100644
index 00000000..22ad75f7
--- /dev/null
+++ b/lua/nvim-lsp-installer/servers/rust_analyzer/install.win.mjs
@@ -0,0 +1,9 @@
+import { getDownloadUrl } from "./common.mjs";
+
+// TODO: can this be... less hacky?
+$.shell = "powershell.exe";
+$.prefix = "";
+$.quote = (a) => a;
+
+await $`wget -O rust-analyzer.exe.gz ${getDownloadUrl()}`;
+await $`gzip -fd rust-analyzer.exe.gz`;