health check for treesitter-go parser issue#86

README.md

@@ -28,7 +28,8 @@ The plugin covers most features required for a gopher.
 ## Installation
 
 Use your favorite package manager to install. The dependency `treesitter` (and optionally, treesitter-objects)
-will be installed the first time you use it.
+should be installed the first time you use it.
+Also Run `TSInstall go` to install the go parser if not installed yet.
 
 ### [vim-plug](https://github.com/junegunn/vim-plug)
 

lua/go/health.lua

@@ -45,15 +45,28 @@ local function plugin_check()
     "telescope",
   }
   local any_warn = false
+  local ts_installed = false
   for _, plugin in ipairs(plugins) do
     local pi = util.load_plugin(plugin)
     if pi ~= nil then
       ok(string.format("%s: plugin is installed", plugin))
+      if plugin == "nvim-treesitter" then
+        ts_installed = true
+      end
     else
       any_warn = true
       warn(string.format("%s: not installed/loaded", plugin))
     end
   end
+  if ts_installed then
+  local info = require("nvim-treesitter.info").installed_parsers()
+  if vim.tbl_contains(info, "go") then
+    ok("nvim-treesitter-go is installed")
+  else
+    warn("nvim-treesitter-go is not installed, Please run TSInstall go to install")
+    any_warn = true
+  end
+  end
   plugins = {
     ["nvim-dap"] = "dap",
     ["nvim-dap-ui"] = "dapui",