nvim: specified standard tab settings and made everything lua

.config/nvim/after/ftplugin/c.lua

@@ -1,9 +1,7 @@
 vim.api.nvim_create_autocmd({ 'VimLeave' },
   {
-    command = '!cclear'
+    callback = function() os.execute('cclear') end
   })
 
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
-vim.o.textwidth = 80
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/java.lua

@@ -1,4 +1,3 @@
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
 vim.o.textwidth = 100
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/javascript.lua

@@ -1,4 +1,3 @@
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
 vim.o.textwidth = 100
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/lua.lua

@@ -1,4 +1,3 @@
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
 vim.o.textwidth = 100
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/markdown.lua

@@ -6,4 +6,3 @@ vim.api.nvim_create_autocmd({ 'BufEnter', 'FileType' },
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
 vim.o.textwidth = 100
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/nim.lua

@@ -1,4 +0,0 @@
-vim.o.shiftwidth = 2
-vim.o.softtabstop = 2
-vim.o.textwidth = 80
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/python.lua

@@ -1,4 +0,0 @@
-vim.o.shiftwidth = 2
-vim.o.softtabstop = 2
-vim.o.textwidth = 80
-vim.o.colorcolumn = "-0"

.config/nvim/after/ftplugin/tex.lua

@@ -1,9 +1,7 @@
 vim.api.nvim_create_autocmd({ 'VimLeave' },
   {
-    command = '!texclear %'
+    callback = function() os.execute('texclear ' .. vim.fn.expand('%')) end
   })
 
 vim.o.shiftwidth = 2
 vim.o.softtabstop = 2
-vim.o.textwidth = 80
-vim.o.colorcolumn = "-0"

.config/nvim/init.lua

@@ -73,6 +73,12 @@ vim.o.foldenable = true
 vim.o.conceallevel = 0
 vim.g.markdown_folding = 1
 
+-- standard settings for colorcolumn and tabbing
+vim.o.shiftwidth = 4
+vim.o.softtabstop = 4
+vim.o.textwidth = 80
+vim.o.colorcolumn = "-0"
+
 -- read files correctly
 vim.filetype.add({
   extension = {