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patch 8.2.3687: blockwise insert does not handle autoindent properly

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Problem:    Blockwise insert does not handle autoindent properly when tab is
            inserted.
Solution:   Adjust text column for indent before computing column.
            (closes #9229)
This commit is contained in:
Bram Moolenaar
2021-11-27 22:47:43 +00:00
parent 3d14c0f2b9
commit 59f4f9505a
3 changed files with 57 additions and 15 deletions
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45
src/ops.c
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@@ -1456,7 +1456,8 @@ op_insert(oparg_T *oap, long count1)
{
long ins_len, pre_textlen = 0;
char_u *firstline, *ins_text;
colnr_T ind_pre = 0, ind_post;
colnr_T ind_pre_col = 0, ind_post_col;
int ind_pre_vcol = 0, ind_post_vcol = 0;
struct block_def bd;
int i;
pos_T t1;
@@ -1497,7 +1498,8 @@ op_insert(oparg_T *oap, long count1)
// Get the info about the block before entering the text
block_prep(oap, &bd, oap->start.lnum, TRUE);
// Get indent information
ind_pre = (colnr_T)getwhitecols_curline();
ind_pre_col = (colnr_T)getwhitecols_curline();
ind_pre_vcol = get_indent();
firstline = ml_get(oap->start.lnum) + bd.textcol;
if (oap->op_type == OP_APPEND)
@@ -1563,11 +1565,12 @@ op_insert(oparg_T *oap, long count1)
// If indent kicked in, the firstline might have changed
// but only do that, if the indent actually increased.
ind_post = (colnr_T)getwhitecols_curline();
if (curbuf->b_op_start.col > ind_pre && ind_post > ind_pre)
ind_post_col = (colnr_T)getwhitecols_curline();
if (curbuf->b_op_start.col > ind_pre_col && ind_post_col > ind_pre_col)
{
bd.textcol += ind_post - ind_pre;
bd.start_vcol += ind_post - ind_pre;
bd.textcol += ind_post_col - ind_pre_col;
ind_post_vcol = get_indent();
bd.start_vcol += ind_post_vcol - ind_pre_vcol;
did_indent = TRUE;
}
@@ -1612,12 +1615,28 @@ op_insert(oparg_T *oap, long count1)
}
}
/*
* Spaces and tabs in the indent may have changed to other spaces and
* tabs. Get the starting column again and correct the length.
* Don't do this when "$" used, end-of-line will have changed.
*/
// Spaces and tabs in the indent may have changed to other spaces and
// tabs. Get the starting column again and correct the length.
// Don't do this when "$" used, end-of-line will have changed.
//
// if indent was added and the inserted text was after the indent,
// correct the selection for the new indent.
if (did_indent && bd.textcol - ind_post_col > 0)
{
oap->start.col += ind_post_col - ind_pre_col;
oap->start_vcol += ind_post_vcol - ind_pre_vcol;
oap->end.col += ind_post_col - ind_pre_col;
oap->end_vcol += ind_post_vcol - ind_pre_vcol;
}
block_prep(oap, &bd2, oap->start.lnum, TRUE);
if (did_indent && bd.textcol - ind_post_col > 0)
{
// undo for where "oap" is used below
oap->start.col -= ind_post_col - ind_pre_col;
oap->start_vcol -= ind_post_vcol - ind_pre_vcol;
oap->end.col -= ind_post_col - ind_pre_col;
oap->end_vcol -= ind_post_vcol - ind_pre_vcol;
}
if (!bd.is_MAX || bd2.textlen < bd.textlen)
{
if (oap->op_type == OP_APPEND)
@@ -1627,10 +1646,6 @@ op_insert(oparg_T *oap, long count1)
--bd2.textlen;
}
bd.textcol = bd2.textcol;
if (did_indent && bd.textcol > ind_pre)
// If the insert was in the indent then include the indent
// change in the new text, otherwise don't.
bd.textcol += ind_post - ind_pre;
bd.textlen = bd2.textlen;
}