Add haskell language server

symlinks/bin/lspinstall

@@ -34,4 +34,20 @@ case $SERVER in
 		mkdir -p $HOME/lsp/dotnet/omnisharp
 		tar -xf /tmp/omnisharp.tar.gz -C $HOME/lsp/dotnet/omnisharp
 		;;
+	hls)
+		if [ -z "$VERSION" ]; then
+			VERSION="1.4.0"
+		fi
+		case $UNAME in
+			Linux)
+				FILE_NAME="haskell-language-server-Linux-${VERSION}.tar.gz"
+				;;
+			Darwin)
+				FILE_NAME="haskell-language-server-macOS-${VERSION}.tar.gz"
+				;;
+		esac
+		wget -O - https://github.com/haskell/haskell-language-server/releases/download/$VERSION/$FILE_NAME > /tmp/hls.tar.gz
+		mkdir -p $HOME/lsp/haskell/hls
+		tar -xf /tmp/hls.tar.gz -C $HOME/lsp/haskell/hls
+		;;
 esac

symlinks/config/nvim/lua/lsp/servers.lua

@@ -42,6 +42,14 @@ lspconfig.omnisharp.setup {
 	capabilities = capabilities
 }
 
+-- Haskell LS
+local hls_bin = vim.fn.glob('$HOME') .. "/lsp/haskell/hls/haskell-language-server-wrapper"
+lspconfig.hls.setup {
+	cmd = { hls_bin, "--lsp" };
+	on_attach = common_config.on_attach;
+	capabilities = capabilities
+}
+
 -- Leminx (XML Language server)
 lspconfig.lemminx.setup {
 	cmd = { "lemminx" };