Patch 8.0.0581
Problem: Moving folded text is sometimes not correct.
Solution: Bail out when "move_end" is zero. (Matthew Malcomson)
Files: src/fold.c, src/testdir/test_fold.vim
*** ../vim-8.0.0580/src/fold.c 2017-03-23 21:53:31.045117492 +0100
--- src/fold.c 2017-04-22 22:35:05.594898754 +0200
***************
*** 3133,3142 ****
dest_index = fold_index(fp, gap);
/*
! * All folds are now correct, but they are not necessarily in the correct
! * order. We have to swap folds in the range [move_end, dest_index) with
! * those in the range [move_start, move_end).
*/
foldReverseOrder(gap, (linenr_T)move_start, (linenr_T)dest_index - 1);
foldReverseOrder(gap, (linenr_T)move_start,
(linenr_T)(move_start + dest_index - move_end - 1));
--- 3133,3146 ----
dest_index = fold_index(fp, gap);
/*
! * All folds are now correct, but not necessarily in the correct order.
We
! * must swap folds in the range [move_end, dest_index) with those in the
! * range [move_start, move_end).
*/
+ if (move_end == 0)
+ /* There are no folds after those moved, hence no folds have been moved
+ * out of order. */
+ return;
foldReverseOrder(gap, (linenr_T)move_start, (linenr_T)dest_index - 1);
foldReverseOrder(gap, (linenr_T)move_start,
(linenr_T)(move_start + dest_index - move_end - 1));
*** ../vim-8.0.0580/src/testdir/test_fold.vim 2017-03-21 11:48:33.630472643
+0100
--- src/testdir/test_fold.vim 2017-04-22 22:34:45.135028119 +0200
***************
*** 1,10 ****
" Test for folding
! func! PrepIndent(arg)
return [a:arg] + repeat(["\t".a:arg], 5)
endfu
! func! Test_address_fold()
new
call setline(1, ['int FuncName() {/*{{{*/', 1, 2, 3, 4, 5, '}/*}}}*/',
\ 'after fold 1', 'after fold 2', 'after fold 3'])
--- 1,10 ----
" Test for folding
! func PrepIndent(arg)
return [a:arg] + repeat(["\t".a:arg], 5)
endfu
! func Test_address_fold()
new
call setline(1, ['int FuncName() {/*{{{*/', 1, 2, 3, 4, 5, '}/*}}}*/',
\ 'after fold 1', 'after fold 2', 'after fold 3'])
***************
*** 68,84 ****
quit!
endfunc
! func! Test_indent_fold()
! new
! call setline(1, ['', 'a', ' b', ' c'])
! setl fen fdm=indent
! 2
! norm! >>
! let a=map(range(1,4), 'foldclosed(v:val)')
! call assert_equal([-1,-1,-1,-1], a)
! endfunc
!
! func! Test_indent_fold()
new
call setline(1, ['', 'a', ' b', ' c'])
setl fen fdm=indent
--- 68,74 ----
quit!
endfunc
! func Test_indent_fold()
new
call setline(1, ['', 'a', ' b', ' c'])
setl fen fdm=indent
***************
*** 89,95 ****
bw!
endfunc
! func! Test_indent_fold2()
new
call setline(1, ['', '{{{', '}}}', '{{{', '}}}'])
setl fen fdm=marker
--- 79,85 ----
bw!
endfunc
! func Test_indent_fold2()
new
call setline(1, ['', '{{{', '}}}', '{{{', '}}}'])
setl fen fdm=marker
***************
*** 122,128 ****
endfor
endfunc
! func! Test_indent_fold_with_read()
new
set foldmethod=indent
call setline(1, repeat(["\<Tab>a"], 4))
--- 112,118 ----
endfor
endfunc
! func Test_indent_fold_with_read()
new
set foldmethod=indent
call setline(1, repeat(["\<Tab>a"], 4))
***************
*** 224,230 ****
set foldmethod& foldexpr&
endfunc
! func! Test_move_folds_around_manual()
new
let input = PrepIndent("a") + PrepIndent("b") + PrepIndent("c")
call setline(1, PrepIndent("a") + PrepIndent("b") + PrepIndent("c"))
--- 214,224 ----
set foldmethod& foldexpr&
endfunc
! func Check_foldlevels(expected)
! call assert_equal(a:expected, map(range(1, line('$')), 'foldlevel(v:val)'))
! endfunc
!
! func Test_move_folds_around_manual()
new
let input = PrepIndent("a") + PrepIndent("b") + PrepIndent("c")
call setline(1, PrepIndent("a") + PrepIndent("b") + PrepIndent("c"))
***************
*** 293,303 ****
6m$
" The first fold has been truncated to the 5'th line.
" Second fold has been moved up because the moved line is now below it.
! call assert_equal([0, 1, 1, 1, 1, 0, 0, 0, 1, 0], map(range(1, line('$')),
'foldlevel(v:val)'))
bw!
endfunc
! func! Test_move_folds_around_indent()
new
let input = PrepIndent("a") + PrepIndent("b") + PrepIndent("c")
call setline(1, PrepIndent("a") + PrepIndent("b") + PrepIndent("c"))
--- 287,336 ----
6m$
" The first fold has been truncated to the 5'th line.
" Second fold has been moved up because the moved line is now below it.
! call Check_foldlevels([0, 1, 1, 1, 1, 0, 0, 0, 1, 0])
!
! %delete
! set fdm=indent foldlevel=0
! call setline(1, [
! \ "a",
! \ "\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "a",
! \ "a"])
! set fdm=manual
! %foldopen!
! 4,5m6
! call Check_foldlevels([0, 1, 2, 0, 0, 0, 0])
!
! %delete
! set fdm=indent
! call setline(1, [
! \ "\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\t\ta",
! \ "\ta",
! \ "a"])
! set fdm=manual
! %foldopen!
! 13m7
! call Check_foldlevels([1, 2, 2, 2, 1, 2, 2, 1, 1, 1, 2, 2, 2, 1, 0])
!
bw!
endfunc
! func Test_move_folds_around_indent()
new
let input = PrepIndent("a") + PrepIndent("b") + PrepIndent("c")
call setline(1, PrepIndent("a") + PrepIndent("b") + PrepIndent("c"))
***************
*** 357,363 ****
6m$
" The first fold has been truncated to the 5'th line.
" Second fold has been moved up because the moved line is now below it.
! call assert_equal([0, 1, 1, 1, 1, 0, 0, 0, 1, 1], map(range(1, line('$')),
'foldlevel(v:val)'))
bw!
endfunc
--- 390,396 ----
6m$
" The first fold has been truncated to the 5'th line.
" Second fold has been moved up because the moved line is now below it.
! call Check_foldlevels([0, 1, 1, 1, 1, 0, 0, 0, 1, 1])
bw!
endfunc
*** ../vim-8.0.0580/src/version.c 2017-04-22 21:20:42.355092203 +0200
--- src/version.c 2017-04-22 22:31:10.636384702 +0200
***************
*** 766,767 ****
--- 766,769 ----
{ /* Add new patch number below this line */
+ /**/
+ 581,
/**/
--
We learn from our mistakes. Politicians don't make mistakes.
/// Bram Moolenaar -- b...@moolenaar.net -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
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--
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