nvim/pack/acp/opt/coc.nvim/autoload/coc/helper.vim

56 lines
1.6 KiB
VimL

" Helper methods for viml
" insert inserted to line at position, use ... when result is too long
" line should only contains character has strwidth equals 1
function! coc#helper#str_compose(line, position, inserted) abort
let width = strwidth(a:line)
let text = a:inserted
let res = a:line
let need_truncate = a:position + strwidth(text) + 1 > width
if need_truncate
let remain = width - a:position - 3
if remain < 2
" use text for full line, use first & end of a:line, ignore position
let res = strcharpart(a:line, 0, 1)
let w = strwidth(res)
for i in range(strchars(text))
let c = strcharpart(text, i, 1)
let a = strwidth(c)
if w + a <= width - 1
let w = w + a
let res = res.c
endif
endfor
let res = res.strcharpart(a:line, w)
else
let res = strcharpart(a:line, 0, a:position)
let w = strwidth(res)
for i in range(strchars(text))
let c = strcharpart(text, i, 1)
let a = strwidth(c)
if w + a <= width - 3
let w = w + a
let res = res.c
endif
endfor
let res = res.'..'
let w = w + 2
let res = res.strcharpart(a:line, w)
endif
else
let first = strcharpart(a:line, 0, a:position)
let res = first.text.strcharpart(a:line, a:position + strwidth(text))
endif
return res
endfunction
" Return new dict with keys removed
function! coc#helper#dict_omit(dict, keys) abort
let res = {}
for key in keys(a:dict)
if index(a:keys, key) == -1
let res[key] = a:dict[key]
endif
endfor
return res
endfunction