zhongxiang117/.vimrc

## .vimrc
" Date: November 17, 2020
"
"

set nocompatible            " Disable vi compatibility

filetype on                 " filetype must be 'on' before setting it 'off'
filetype off                " force reloading *after* pathogen loaded

filetype plugin indent on   " Enable indentation rules that are file-type specific.

" map shift-tab
inoremap <S-Tab> <C-D>
vnoremap <S-Tab> <<

set autoindent          " New lines inherit the indentation of previous lines.
set expandtab           " Convert tabs to spaces.
set shiftround          " When shifting lines, round the indentation to the nearest multiple of “shiftwidth.”
set shiftwidth=4        " When shifting, indent using four spaces.
set smarttab            " Insert “tabstop” number of spaces when the “tab” key is pressed.
set tabstop=4           " Indent using four spaces.
set softtabstop=4       " number of spaces in tab when editing


set gdefault        " RegExp globally
set hlsearch        " Enable search highlighting.
set ignorecase      " Ignore case when searching.
set incsearch       " Incremental search that shows partial matches.
set smartcase       " Automatically switch search to case-sensitive
                    "   when search query contains an uppercase letter.


"set complete-=i    " Limit the files searched for auto-completes.
set lazyredraw     " Don’t update screen during macro and script execution.


"set display+=lastline   " Always try to show a paragraph’s last line.
"set encoding=utf-8      " Use an encoding that supports unicode.
"set linebreak           " Avoid wrapping a line in the middle of a word.
"set scrolloff=1         " The number of screen lines to keep above and below the cursor.
"set sidescrolloff=5     " The number of screen columns to keep to the left and right of the cursor.
"syntax enable           " Enable syntax highlighting.
"set wrap                " Enable line wrapping.
set showmatch                   " Show matching brackets.


set cursorline          " Highlight the line currently under cursor.
set number              " Show line numbers on the sidebar.
"set relativenumber      " Show line number on the current line and relative numbers on all other lines.


set laststatus=2        " Always display the status bar.
set ruler               " Always show cursor position.
set wildmenu            " Display command line’s tab complete options as a menu.
set tabpagemax=50       " Maximum number of tab pages that can be opened from the command line.
set noerrorbells        " Disable beep on errors.
"set visualbell          " Flash the screen instead of beeping on errors.
set mouse=a             " Enable mouse for scrolling and resizing.
set title               " Set the window’s title, reflecting the file currently being edited.
"set background=dark      " Use colors that suit a dark background.


"set foldmethod=indent   " Fold based on indention levels.
"set foldnestmax=3       " Only fold up to three nested levels.
"set nofoldenable        " Disable folding by default.


set history=1000        " Increase history
set undolevels=1000     " undo
set autoread            " reload files if changed externally


"set spell               " Enable spellchecking.
"set spelllang=en_us

set backupdir=~/.vim/   " Directory to store backup files.
set dir=~/.vim/         " Directory to store swap files.
"set noswapfile                  " Disable swap files.
set nobackup


" Miscellaneous Options

"set autoread                    " Automatically re-read files if unmodified inside Vim.
"set backspace=indent,eol,start  " Allow backspacing over indention, line breaks and insertion start.
set formatoptions+=j            " Delete comment characters when joining lines.
"set hidden                      " Hide files in the background instead of closing them.
"set nomodeline                  " Ignore file’s mode lines; use vimrc configurations instead.
"set nrformats-=octal            " Interpret octal as decimal when incrementing numbers.
"set shell                       " The shell used to execute commands.
"set confirm                     " Display a confirmation dialog when closing an unsaved file.
"set wildignore+=.pyc,.swp       " Ignore files matching these patterns when opening files based on a glob pattern.


" Turn off visual mode when using mouse
set mouse-=a
	" Date: November 17, 2020
	"
	"

	set nocompatible " Disable vi compatibility

	filetype on " filetype must be 'on' before setting it 'off'
	filetype off " force reloading after pathogen loaded

	filetype plugin indent on " Enable indentation rules that are file-type specific.

	" map shift-tab
	inoremap <S-Tab> <C-D>
	vnoremap <S-Tab> <<

	set autoindent " New lines inherit the indentation of previous lines.
	set expandtab " Convert tabs to spaces.
	set shiftround " When shifting lines, round the indentation to the nearest multiple of “shiftwidth.”
	set shiftwidth=4 " When shifting, indent using four spaces.
	set smarttab " Insert “tabstop” number of spaces when the “tab” key is pressed.
	set tabstop=4 " Indent using four spaces.
	set softtabstop=4 " number of spaces in tab when editing



	set gdefault " RegExp globally
	set hlsearch " Enable search highlighting.
	set ignorecase " Ignore case when searching.
	set incsearch " Incremental search that shows partial matches.
	set smartcase " Automatically switch search to case-sensitive
	" when search query contains an uppercase letter.



	"set complete-=i " Limit the files searched for auto-completes.
	set lazyredraw " Don’t update screen during macro and script execution.



	"set display+=lastline " Always try to show a paragraph’s last line.
	"set encoding=utf-8 " Use an encoding that supports unicode.
	"set linebreak " Avoid wrapping a line in the middle of a word.
	"set scrolloff=1 " The number of screen lines to keep above and below the cursor.
	"set sidescrolloff=5 " The number of screen columns to keep to the left and right of the cursor.
	"syntax enable " Enable syntax highlighting.
	"set wrap " Enable line wrapping.
	set showmatch " Show matching brackets.



	set cursorline " Highlight the line currently under cursor.
	set number " Show line numbers on the sidebar.
	"set relativenumber " Show line number on the current line and relative numbers on all other lines.



	set laststatus=2 " Always display the status bar.
	set ruler " Always show cursor position.
	set wildmenu " Display command line’s tab complete options as a menu.
	set tabpagemax=50 " Maximum number of tab pages that can be opened from the command line.
	set noerrorbells " Disable beep on errors.
	"set visualbell " Flash the screen instead of beeping on errors.
	set mouse=a " Enable mouse for scrolling and resizing.
	set title " Set the window’s title, reflecting the file currently being edited.
	"set background=dark " Use colors that suit a dark background.



	"set foldmethod=indent " Fold based on indention levels.
	"set foldnestmax=3 " Only fold up to three nested levels.
	"set nofoldenable " Disable folding by default.



	set history=1000 " Increase history
	set undolevels=1000 " undo
	set autoread " reload files if changed externally



	"set spell " Enable spellchecking.
	"set spelllang=en_us

	set backupdir=~/.vim/ " Directory to store backup files.
	set dir=~/.vim/ " Directory to store swap files.
	"set noswapfile " Disable swap files.
	set nobackup




	" Miscellaneous Options

	"set autoread " Automatically re-read files if unmodified inside Vim.
	"set backspace=indent,eol,start " Allow backspacing over indention, line breaks and insertion start.
	set formatoptions+=j " Delete comment characters when joining lines.
	"set hidden " Hide files in the background instead of closing them.
	"set nomodeline " Ignore file’s mode lines; use vimrc configurations instead.
	"set nrformats-=octal " Interpret octal as decimal when incrementing numbers.
	"set shell " The shell used to execute commands.
	"set confirm " Display a confirmation dialog when closing an unsaved file.
	"set wildignore+=.pyc,.swp " Ignore files matching these patterns when opening files based on a glob pattern.


	" Turn off visual mode when using mouse
	set mouse-=a