From f489b4b0a337379973d6801805aa9b7800d2e6e8 Mon Sep 17 00:00:00 2001
From: kiyan42 <yazdani.kiyan@protonmail.com>
Date: Sat, 25 Apr 2020 16:11:53 +0200
Subject: fix: config is enabled also checks parser existence

---
 lua/nvim-treesitter.lua         |  3 +--
 lua/nvim-treesitter/configs.lua | 12 +++++++-----
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/lua/nvim-treesitter.lua b/lua/nvim-treesitter.lua
index 731f55e5d..e1c95ed31 100644
--- a/lua/nvim-treesitter.lua
+++ b/lua/nvim-treesitter.lua
@@ -1,5 +1,4 @@
 local api = vim.api
-local parsers = require'nvim-treesitter.parsers'
 local install = require'nvim-treesitter.install'
 local locals = require'nvim-treesitter.locals'
 local utils = require'nvim-treesitter.utils'
@@ -17,7 +16,7 @@ function M.setup(lang)
 
   for _, ft in pairs(configs.available_parsers()) do
     for _, mod in pairs(configs.available_modules()) do
-      if parsers.has_parser(ft) and configs.is_enabled(mod, ft) then
+      if configs.is_enabled(mod, ft) then
         local cmd = string.format("lua require'nvim-treesitter.%s'.attach()", mod)
         api.nvim_command(string.format("autocmd FileType %s %s", ft, cmd))
       end
diff --git a/lua/nvim-treesitter/configs.lua b/lua/nvim-treesitter/configs.lua
index c9450ed61..64d4170e2 100644
--- a/lua/nvim-treesitter/configs.lua
+++ b/lua/nvim-treesitter/configs.lua
@@ -206,7 +206,9 @@ local function enable_all(mod, ft)
     end
   end
   if ft then
-    enable_mod_conf_autocmd(mod, ft)
+    if parser_utils.has_parser(ft) then
+      enable_mod_conf_autocmd(mod, ft)
+    end
   else
     for _, ft in pairs(M.available_parsers()) do
       if parser_utils.has_parser(ft) then
@@ -245,9 +247,7 @@ local function disable_all(mod, ft)
     disable_mod_conf_autocmd(mod, ft)
   else
     for _, ft in pairs(M.available_parsers()) do
-      if parser_utils.has_parser(ft) then
-        disable_mod_conf_autocmd(mod, ft)
-      end
+      disable_mod_conf_autocmd(mod, ft)
     end
     config[mod].enable = false
   end
@@ -291,7 +291,9 @@ M.commands = {
 -- @param mod: module (string)
 -- @param ft: filetype (string)
 function M.is_enabled(mod, ft)
-  if not M.get_parser_configs()[ft] then return false end
+  if not M.get_parser_configs()[ft] or not parser_utils.has_parser(ft) then
+    return false
+  end
 
   local module_config = M.get_config()[mod]
   if not module_config then return false end
-- 
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