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Supported word character before/after [:space:], ^ or $, \W #5

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Supported word character before/after [:space:], ^ or $, \W #5

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51 changes: 38 additions & 13 deletions plugin/textobj/underscore.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -10,29 +10,54 @@ call textobj#user#plugin('underscore', {
\ }
\ })

" Start Pos:
" 1. "_" ("foo[_]bar[_]baz")
" word character after
" 2. [:space:] (" [f]oo_bar_baz")
" 3. ^ ("[f]oo_bar_baz")
" 4. \W (":[s]mile:")
"
" End Pos:
" 1. "_" ("foo[_]bar[_]baz")
" word character before
" 2. [:space:] ("foo_bar_ba[z] ")
" 3. $ ("foo_bar_ba[z]")
" 4. \W (":smil[e]:")
function! s:select_a()
normal! F_
let pattern = '\%' . line('.') . 'l\%(_\|\%([[:space:]]\|^\|\W\)\zs\w\)'
call search(pattern, 'bcW')
let start_pos = getpos('.')

let pattern = '\%' . line('.') . 'l\%(_\|\w\ze\%([[:space:]]\|$\|\W\)\)'
call search(pattern, 'W')
let end_pos = getpos('.')

normal! f_

let start_pos = getpos('.')
return ['v', start_pos, end_pos]
return (start_pos ==# end_pos ? 0 : ['v', start_pos, end_pos])
endfunction

" ciao_come_stai

" Start Pos:
" word character after
" 1. "_" ("foo_[b]ar_[b]az")
" 2. [:space:] (" [f]oo_bar_baz")
" 3. ^ ("[f]oo_bar_baz")
" 4. \W (":[s]mile:")
"
" End Pos:
" word character before
" 1. "_" ("fo[o]_ba[r]_baz")
" 2. [:space:] ("foo_bar_ba[z] ")
" 3. $ ("foo_bar_ba[z]")
" 4. \W (":smil[e]:")
function! s:select_i()
normal! T_
let pattern = '\%' . line('.') . 'l\%([_[:space:]]\|^\|\W\)\zs\w'
call search(pattern, 'bcW')
let start_pos = getpos('.')

let pattern = '\%' . line('.') . 'l\w\ze\%([_[:space:]]\|$\|\W\)'
call search(pattern, 'cW')
let end_pos = getpos('.')

normal! t_

let start_pos = getpos('.')

return ['v', start_pos, end_pos]
return (start_pos ==# end_pos ? 0 : ['v', start_pos, end_pos])
endfunction

let g:loaded_textobj_underscore = 1