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authorzeertzjq <zeertzjq@outlook.com>2024-05-27 05:50:49 +0800
committerGitHub <noreply@github.com>2024-05-27 05:50:49 +0800
commit22fe04452e12944b409c8ee92cf4069ac8026987 (patch)
tree7c77ce2d7605c25e74fd5e9d3a6b3298c1c47d10
parent43a2019f09e855c4eae33bfdbdec4cc7b2985075 (diff)
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vim-patch:9.1.0446: getregionpos() inconsistent for partly-selected multibyte char (#29032)
Problem: getregionpos() behaves inconsistently for a partly-selected multibyte char. Solution: Always use column of the first byte for a partly-selected multibyte char (zeertzjq). closes: vim/vim#14851 https://github.com/vim/vim/commit/ef73374dc3e4bf8104ba31d5b22517f8028b467a
-rw-r--r--src/nvim/eval/funcs.c5
-rw-r--r--test/old/testdir/test_visual.vim26
2 files changed, 28 insertions, 3 deletions
diff --git a/src/nvim/eval/funcs.c b/src/nvim/eval/funcs.c
index 3cb6ef41c0..8b22c7a797 100644
--- a/src/nvim/eval/funcs.c
+++ b/src/nvim/eval/funcs.c
@@ -3042,6 +3042,7 @@ static void f_getregionpos(typval_T *argvars, typval_T *rettv, EvalFuncData fptr
for (linenr_T lnum = p1.lnum; lnum <= p2.lnum; lnum++) {
pos_T ret_p1, ret_p2;
+ char *line = ml_get(lnum);
colnr_T line_len = ml_get_len(lnum);
if (region_type == kMTLineWise) {
@@ -3060,7 +3061,7 @@ static void f_getregionpos(typval_T *argvars, typval_T *rettv, EvalFuncData fptr
if (bd.is_oneChar) { // selection entirely inside one char
if (region_type == kMTBlockWise) {
- ret_p1.col = bd.textcol;
+ ret_p1.col = (colnr_T)(mb_prevptr(line, bd.textstart) - line) + 1;
ret_p1.coladd = bd.start_char_vcols - (bd.start_vcol - oa.start_vcol);
} else {
ret_p1.col = p1.col + 1;
@@ -3072,7 +3073,7 @@ static void f_getregionpos(typval_T *argvars, typval_T *rettv, EvalFuncData fptr
ret_p1.coladd = oa.start_vcol - bd.start_vcol;
bd.is_oneChar = true;
} else if (bd.startspaces > 0) {
- ret_p1.col = bd.textcol;
+ ret_p1.col = (colnr_T)(mb_prevptr(line, bd.textstart) - line) + 1;
ret_p1.coladd = bd.start_char_vcols - bd.startspaces;
} else {
ret_p1.col = bd.textcol + 1;
diff --git a/test/old/testdir/test_visual.vim b/test/old/testdir/test_visual.vim
index 3c510ffd0b..0b840944bf 100644
--- a/test/old/testdir/test_visual.vim
+++ b/test/old/testdir/test_visual.vim
@@ -2077,10 +2077,12 @@ func Test_visual_getregion()
\ getregion(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
call assert_equal([
\ [[bufnr('%'), 1, 5, 0], [bufnr('%'), 1, 5, 0]],
- \ [[bufnr('%'), 2, 10, 1], [bufnr('%'), 2, 10, 2]],
+ \ [[bufnr('%'), 2, 7, 1], [bufnr('%'), 2, 7, 2]],
\ [[bufnr('%'), 3, 5, 0], [bufnr('%'), 3, 5, 0]],
\ ],
\ getregionpos(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
+ call assert_equal(['efghijk«', '🇦«🇧«🇨«🇩', '12345'],
+ \ getregion(getpos('v'), getpos('.'), {'type': 'v' }))
call assert_equal([
\ [[bufnr('%'), 1, 5, 0], [bufnr('%'), 1, 13, 0]],
\ [[bufnr('%'), 2, 1, 0], [bufnr('%'), 2, 22, 0]],
@@ -2088,6 +2090,28 @@ func Test_visual_getregion()
\ ],
\ getregionpos(getpos('v'), getpos('.'), {'type': 'v' }))
+ call cursor(1, 5)
+ call feedkeys("\<Esc>\<C-v>5l2j", 'xt')
+ call assert_equal(['efghij', ' «🇨« ', '567890'],
+ \ getregion(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
+ call assert_equal([
+ \ [[bufnr('%'), 1, 5, 0], [bufnr('%'), 1, 10, 0]],
+ \ [[bufnr('%'), 2, 7, 1], [bufnr('%'), 2, 19, 1]],
+ \ [[bufnr('%'), 3, 5, 0], [bufnr('%'), 3, 10, 0]],
+ \ ],
+ \ getregionpos(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
+
+ call cursor(1, 4)
+ call feedkeys("\<Esc>\<C-v>02j", 'xt')
+ call assert_equal(['abcd', '🇦« ', '1234'],
+ \ getregion(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
+ call assert_equal([
+ \ [[bufnr('%'), 1, 1, 0], [bufnr('%'), 1, 4, 0]],
+ \ [[bufnr('%'), 2, 1, 0], [bufnr('%'), 2, 7, 1]],
+ \ [[bufnr('%'), 3, 1, 0], [bufnr('%'), 3, 4, 0]],
+ \ ],
+ \ getregionpos(getpos('v'), getpos('.'), {'type': "\<C-v>" }))
+
#" characterwise selection with multibyte chars
call cursor(1, 1)
call feedkeys("\<Esc>vj", 'xt')