plugins/all: small changes, fixes and no more unnecessary global variables

lua/configs/nvim-focus.lua

@@ -1,4 +1,4 @@
-focus = require('focus')
+local focus = require('focus')
 
 -- Enable focus
 focus.enable = true

lua/configs/nvim-telescope.lua

@@ -1,7 +1,7 @@
 -- https://github.com/nvim-telescope/telescope.nvim#telescope-defaults
 -- Required to close with ESC in insert mode
-actions = require('telescope.actions')
-telescope = require('telescope')
+local actions = require('telescope.actions')
+local telescope = require('telescope')
 
 telescope.setup{
     defaults = {

lua/configs/nvim-toggleterm.lua

@@ -1,4 +1,4 @@
-toggleterm = require('toggleterm').setup{
+require('toggleterm').setup{
     size = 10,
     open_mapping = [[<c-t>]],
     shade_filetypes = {},

lua/configs/nvim-tree.lua

@@ -1,39 +1,28 @@
----[[----------------------]]---
---    Vim-related wrappers    --
----]]----------------------[[---
--- Access to global variables
-g = vim.g
--- Vim commands like 'colorscheme X'
-cmd = vim.cmd
-
----------------------------------------------
-
-
 -- Empty by default
-g.nvim_tree_ignore = { '.git', 'node_modules', '.cache', '__pycache__' }
+vim.g.nvim_tree_ignore = { '.git', 'node_modules', '.cache', '__pycache__' }
 -- False by default, opens the tree when typing `vim $DIR` or `vim`
-g.nvim_tree_auto_open = false
+vim.g.nvim_tree_auto_open = 0
 -- False by default, closes the tree when it is the last window
-g.nvim_tree_auto_close = false
+vim.g.nvim_tree_auto_close = 0
 -- False by default, closes the tree when you open a file
-g.nvim_tree_quit_on_open = true
+vim.g.nvim_tree_quit_on_open = 1
 -- False by default, this option allows the cursor to be updated when entering a buffer
-g.nvim_tree_follow = true
+vim.g.nvim_tree_follow = 1
 -- False by default, this option shows indent markers when folders are open
-g.nvim_tree_indent_markers = true
+vim.g.nvim_tree_indent_markers = 1
 -- False by default, will enable file highlight for git attributes (can be used without the icons).
-g.nvim_tree_git_hl = true
+vim.g.nvim_tree_git_hl = 1
 -- This is the default. See :help filename-modifiers for more options
-g.nvim_tree_root_folder_modifier = ':~'
+vim.g.nvim_tree_root_folder_modifier = ':~'
 -- False by default, will open the tree when entering a new tab and the tree was previously open
-g.nvim_tree_tab_open = true
+vim.g.nvim_tree_tab_open = 1
 -- False by default, will not resize the tree when opening a file
-g.nvim_tree_width_allow_resize = true
+vim.g.nvim_tree_width_allow_resize = 1
 --- Tree icons
 -- If false, do not show the icons for one of 'git' 'folder' and 'files'
 -- true by default, notice that if 'files' is 1, it will only display
 -- if nvim-web-devicons is installed and on your runtimepath
-g.nvim_tree_show_icons = {
+vim.g.nvim_tree_show_icons = {
     git = 1,
     folders = 1,
     files = 1,
@@ -41,7 +30,7 @@ g.nvim_tree_show_icons = {
 -- You can edit keybindings be defining this variable
 -- You don't have to define all keys.
 -- NOTE: the 'edit' key will wrap/unwrap a folder and open a file
-g.nvim_tree_bindings = {
+vim.g.nvim_tree_bindings = {
     edit            = {"<CR>", "o"},
     edit_vsplit     = "<C-v>",
     edit_split      = "<C-x>",
@@ -66,7 +55,7 @@ g.nvim_tree_bindings = {
 
 -- default will show icon by default if no icon is provided
 -- default shows no icon by default
-g.nvim_tree_icons = {
+vim.g.nvim_tree_icons = {
     default = "",
     symlink = "",
     git = {

lua/configs/statusline.lua

@@ -1,9 +1,9 @@
 -- Extracted from https://github.com/glepnir/galaxyline.nvim/blob/main/example/eviline.lua
 -- Credits goes to its author (glepnir) :)
-gl = require('galaxyline')
-colors = require('galaxyline.theme').default
-condition = require('galaxyline.condition')
-gls = gl.section
+local gl = require('galaxyline')
+local colors = require('galaxyline.theme').default
+local condition = require('galaxyline.condition')
+local gls = gl.section
 
 gl.short_line_list = {'NvimTree','vista','dbui','packer'}
 

lua/configs/tree-sitter.lua

@@ -1,4 +1,4 @@
-ts = require('nvim-treesitter.configs')
+local ts = require('nvim-treesitter.configs')
 --[[
     Here you can use the maintained value which indicates that we wish to use all
     maintained languages modules instead of a list of languages. You also need to