vimrc/sources_non_forked/vim-gitgutter/autoload/gitgutter/hunk.vim
2017-11-24 14:54:40 +01:00

143 lines
3.8 KiB
VimL

function! gitgutter#hunk#set_hunks(hunks) abort
call gitgutter#utility#setbufvar(gitgutter#utility#bufnr(), 'hunks', a:hunks)
call s:reset_summary()
endfunction
function! gitgutter#hunk#hunks() abort
return gitgutter#utility#getbufvar(gitgutter#utility#bufnr(), 'hunks', [])
endfunction
function! gitgutter#hunk#reset() abort
call gitgutter#utility#setbufvar(gitgutter#utility#bufnr(), 'hunks', [])
call s:reset_summary()
endfunction
function! gitgutter#hunk#summary(bufnr) abort
return gitgutter#utility#getbufvar(a:bufnr, 'summary', [0,0,0])
endfunction
function! s:reset_summary() abort
call gitgutter#utility#setbufvar(gitgutter#utility#bufnr(), 'summary', [0,0,0])
endfunction
function! gitgutter#hunk#increment_lines_added(count) abort
let bufnr = gitgutter#utility#bufnr()
let summary = gitgutter#hunk#summary(bufnr)
let summary[0] += a:count
call gitgutter#utility#setbufvar(bufnr, 'summary', summary)
endfunction
function! gitgutter#hunk#increment_lines_modified(count) abort
let bufnr = gitgutter#utility#bufnr()
let summary = gitgutter#hunk#summary(bufnr)
let summary[1] += a:count
call gitgutter#utility#setbufvar(bufnr, 'summary', summary)
endfunction
function! gitgutter#hunk#increment_lines_removed(count) abort
let bufnr = gitgutter#utility#bufnr()
let summary = gitgutter#hunk#summary(bufnr)
let summary[2] += a:count
call gitgutter#utility#setbufvar(bufnr, 'summary', summary)
endfunction
function! gitgutter#hunk#next_hunk(count) abort
if gitgutter#utility#is_active()
let current_line = line('.')
let hunk_count = 0
for hunk in gitgutter#hunk#hunks()
if hunk[2] > current_line
let hunk_count += 1
if hunk_count == a:count
execute 'normal!' hunk[2] . 'Gzv'
return
endif
endif
endfor
call gitgutter#utility#warn('No more hunks')
endif
endfunction
function! gitgutter#hunk#prev_hunk(count) abort
if gitgutter#utility#is_active()
let current_line = line('.')
let hunk_count = 0
for hunk in reverse(copy(gitgutter#hunk#hunks()))
if hunk[2] < current_line
let hunk_count += 1
if hunk_count == a:count
let target = hunk[2] == 0 ? 1 : hunk[2]
execute 'normal!' target . 'Gzv'
return
endif
endif
endfor
call gitgutter#utility#warn('No previous hunks')
endif
endfunction
" Returns the hunk the cursor is currently in or an empty list if the cursor
" isn't in a hunk.
function! gitgutter#hunk#current_hunk() abort
let current_hunk = []
for hunk in gitgutter#hunk#hunks()
if gitgutter#hunk#cursor_in_hunk(hunk)
let current_hunk = hunk
break
endif
endfor
return current_hunk
endfunction
function! gitgutter#hunk#cursor_in_hunk(hunk) abort
let current_line = line('.')
if current_line == 1 && a:hunk[2] == 0
return 1
endif
if current_line >= a:hunk[2] && current_line < a:hunk[2] + (a:hunk[3] == 0 ? 1 : a:hunk[3])
return 1
endif
return 0
endfunction
" Returns the number of lines the current hunk is offset from where it would
" be if any changes above it in the file didn't exist.
function! gitgutter#hunk#line_adjustment_for_current_hunk() abort
let adj = 0
for hunk in gitgutter#hunk#hunks()
if gitgutter#hunk#cursor_in_hunk(hunk)
break
else
let adj += hunk[1] - hunk[3]
endif
endfor
return adj
endfunction
function! gitgutter#hunk#text_object(inner) abort
let hunk = gitgutter#hunk#current_hunk()
if empty(hunk)
return
endif
let [first_line, last_line] = [hunk[2], hunk[2] + hunk[3] - 1]
if ! a:inner
let lnum = last_line
let eof = line('$')
while lnum < eof && empty(getline(lnum + 1))
let lnum +=1
endwhile
let last_line = lnum
endif
execute 'normal! 'first_line.'GV'.last_line.'G'
endfunction