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" insertlessly.vim - Waste no more time entering insert mode just to insert enters!
" Author: Barry Arthur <barry dot arthur at gmail dot com>
" Last Updated: 12 Feb 2012
"
" See insertlessly.txt for help. This can be accessed by doing
"
" :helptags ~/.vim/doc
" :help insertlessly
"
" Licensed under the same terms as Vim itself.
" ============================================================================
let g:insertlessly_version = 0.5
" Exit quickly when: {{{1
" - this plugin was already loaded or disabled
" - when 'compatible' is set
if (exists("g:loaded_insertlessly") && g:loaded_insertlessly) || &cp
finish
endif
let g:loaded_insertlessly = 1
" Setup {{{1
let s:cpo_save = &cpo
set cpo&vim
" Options
if !exists('g:insertlessly_insert_newlines')
let g:insertlessly_insert_newlines = 1
endif
if !exists('g:insertlessly_open_newlines')
let g:insertlessly_open_newlines = 1
endif
if !exists('g:insertlessly_backspace_past_bol')
let g:insertlessly_backspace_past_bol = 1
endif
if !exists('g:insertlessly_delete_at_eol_joins')
let g:insertlessly_delete_at_eol_joins = 1
endif
if !exists('g:insertlessly_cleanup_all_ws')
let g:insertlessly_cleanup_all_ws = 1
endif
if !exists('g:insertlessly_cleanup_trailing_ws')
let g:insertlessly_cleanup_trailing_ws = 1
endif
if !exists('g:insertlessly_adjust_cursor')
let g:insertlessly_adjust_cursor = 0
endif
if !exists('g:insertlessly_insert_spaces')
let g:insertlessly_insert_spaces = 1
endif
" Auto Commands {{{1
augroup Insertlessly
au!
au InsertLeave * call <SID>Insertlessly_LeaveInsert()
augroup END
" Maps {{{1
nnoremap <silent> <Plug>BSPastBOL :<c-u>call <SID>BackspacePastBOL()<CR>
nnoremap <silent> <Plug>InsertNewline :<c-u>call <SID>InsertNewline()<CR>
nnoremap <silent> <Plug>OpenNewline :<c-u>call <SID>OpenNewline()<CR>
nnoremap <silent> <Plug>DelAtEOL :<c-u>call <SID>DeleteAtEOL()<CR>
nnoremap <silent> <Plug>InsertSpace :<c-u>call <SID>InsertSpace()<CR>
if !hasmapto('<Plug>InsertNewline') && g:insertlessly_insert_newlines != 0
nmap <Enter> <Plug>InsertNewline
endif
if !hasmapto('<Plug>OpenNewline') && g:insertlessly_open_newlines != 0
nmap <S-Enter> <Plug>OpenNewline
endif
if !hasmapto('<Plug>BSPastBOL') && g:insertlessly_backspace_past_bol != 0
nmap <BS> <Plug>BSPastBOL
endif
if !hasmapto('<Plug>DelAtEOL') && g:insertlessly_delete_at_eol_joins != 0
nmap <Del> <Plug>DelAtEOL
endif
if !hasmapto('<Plug>InsertSpace') && g:insertlessly_insert_spaces != 0
nmap <Space> <Plug>InsertSpace
endif
" Functions {{{1
function! s:BackspacePastBOL()
if g:insertlessly_insert_newlines != 0
let pos = getpos('.')
let line = getline('.')
if (pos[2] == 1) && (pos[1] > 1)
if match(line, '.') != -1
normal! kJ
else
normal! kgJ
endif
else
exe "normal! " . v:count1 . "X"
endif
else
exe "normal! " . v:count1 . "X"
endif
endfunction
function! s:getcmdwintype()
if exists('*getcmdwintype')
return getcmdwintype()
elseif bufname('%') == '[Command Line]'
return 0
else
return 1
endif
endfunction
function! s:InsertNewline()
" Special buffer types (help, quickfix, command window, etc.) have buftype set
if (&buftype == "") || (&buftype == 'nofile' && s:getcmdwintype() == '')
if (col('.') + 1) == col('$')
exe "normal! " . v:count1 . "o"
else
exe "normal! " . v:count1 . "i\<Enter>"
endif
else
exe "normal! " . v:count1 . "\<Enter>"
endif
endfunction
function! s:OpenNewline()
exe "normal! " . v:count1 . "o"
endfunction
function! s:DeleteAtEOL()
if g:insertlessly_delete_at_eol_joins != 0
let eol_col = col('$')
let col = col('.')
let eob_line = line('$')
let line = line('.')
if ((col == 1) && (col == eol_col)) || (((col + 1) == eol_col) && (line != eob_line))
normal! J
else
exe "normal! " . v:count1 . "x"
endif
else
exe "normal! " . v:count1 . "x"
endif
endfunction
function! s:Insertlessly_LeaveInsert()
augroup InsertlesslyCleanup
au!
au CursorMoved,CursorHold * call s:CleanupAllWhitespace() | call s:AdjustCursor() | au! InsertlesslyCleanup
augroup END
endfunction
function! s:CleanupAllWhitespace()
if g:insertlessly_cleanup_all_ws != 0
call insertlessly#cleanup_all_whitespace()
else
call s:CleanupLine()
endif
endfunction
function! s:CleanupLine()
if g:insertlessly_cleanup_trailing_ws != 0
call insertlessly#cleanup_line()
endif
endfunction
function! s:AdjustCursor()
if g:insertlessly_adjust_cursor != 0
let col = col('.')
if col != 1
if col != (col('$') - 1)
normal! l
endif
endif
endif
endfunction
function! s:InsertSpace()
silent exe "normal! " . v:count1 . "i \<esc>l"
endfunction
" Teardown {{{1
let &cpo = s:cpo_save
" vim:set ft=vim sw=2 sts=2 et fdm=marker: