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extmark: use resonable names in extmark_splice

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This commit is contained in:
Björn Linse
2020-01-18 13:22:25 +01:00
parent f42aa95fbc
commit 333bfd5a29
2 changed files with 38 additions and 35 deletions
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62
src/nvim/extmark.c
View File

@@ -481,15 +481,15 @@ void extmark_apply_undo(ExtmarkUndoObject undo_info, bool undo)
if (undo) {
extmark_splice(curbuf,
splice.start_row, splice.start_col,
splice.newextent_row, splice.newextent_col,
splice.oldextent_row, splice.oldextent_col,
splice.new_row, splice.new_col,
splice.old_row, splice.old_col,
kExtmarkNoUndo);
} else {
extmark_splice(curbuf,
splice.start_row, splice.start_col,
splice.oldextent_row, splice.oldextent_col,
splice.newextent_row, splice.newextent_col,
splice.old_row, splice.old_col,
splice.new_row, splice.new_col,
kExtmarkNoUndo);
}
// kExtmarkSavePos
@@ -555,29 +555,29 @@ void extmark_adjust(buf_T *buf,
void extmark_splice(buf_T *buf,
int start_row, colnr_T start_col,
int oldextent_row, colnr_T oldextent_col,
int newextent_row, colnr_T newextent_col,
int old_row, colnr_T old_col,
int new_row, colnr_T new_col,
ExtmarkOp undo)
{
buf_updates_send_splice(buf, start_row, start_col,
oldextent_row, oldextent_col,
newextent_row, newextent_col);
old_row, old_col,
new_row, new_col);
if (undo == kExtmarkUndo && (oldextent_row > 0 || oldextent_col > 0)) {
if (undo == kExtmarkUndo && (old_row > 0 || old_col > 0)) {
// Copy marks that would be effected by delete
// TODO(bfredl): Be "smart" about gravity here, left-gravity at the
// beginning and right-gravity at the end need not be preserved.
// Also be smart about marks that already have been saved (important for
// merge!)
int end_row = start_row + oldextent_row;
int end_col = (oldextent_row ? 0 : start_col) + oldextent_col;
int end_row = start_row + old_row;
int end_col = (old_row ? 0 : start_col) + old_col;
u_extmark_copy(buf, start_row, start_col, end_row, end_col);
}
marktree_splice(buf->b_marktree, start_row, start_col,
oldextent_row, oldextent_col,
newextent_row, newextent_col);
old_row, old_col,
new_row, new_col);
if (undo == kExtmarkUndo) {
u_header_T *uhp = u_force_get_undo_header(buf);
@@ -589,25 +589,25 @@ void extmark_splice(buf_T *buf,
// TODO(bfredl): this is quite rudimentary. We merge small (within line)
// inserts with each other and small deletes with each other. Add full
// merge algorithm later.
if (oldextent_row == 0 && newextent_row == 0 && kv_size(uhp->uh_extmark)) {
if (old_row == 0 && new_row == 0 && kv_size(uhp->uh_extmark)) {
ExtmarkUndoObject *item = &kv_A(uhp->uh_extmark,
kv_size(uhp->uh_extmark)-1);
if (item->type == kExtmarkSplice) {
ExtmarkSplice *splice = &item->data.splice;
if (splice->start_row == start_row && splice->oldextent_row == 0
&& splice->newextent_row == 0) {
if (oldextent_col == 0 && start_col >= splice->start_col
&& start_col <= splice->start_col+splice->newextent_col) {
splice->newextent_col += newextent_col;
if (splice->start_row == start_row && splice->old_row == 0
&& splice->new_row == 0) {
if (old_col == 0 && start_col >= splice->start_col
&& start_col <= splice->start_col+splice->new_col) {
splice->new_col += new_col;
merged = true;
} else if (newextent_col == 0
&& start_col == splice->start_col+splice->newextent_col) {
splice->oldextent_col += oldextent_col;
} else if (new_col == 0
&& start_col == splice->start_col+splice->new_col) {
splice->old_col += old_col;
merged = true;
} else if (newextent_col == 0
&& start_col + oldextent_col == splice->start_col) {
} else if (new_col == 0
&& start_col + old_col == splice->start_col) {
splice->start_col = start_col;
splice->oldextent_col += oldextent_col;
splice->old_col += old_col;
merged = true;
}
}
@@ -618,10 +618,10 @@ void extmark_splice(buf_T *buf,
ExtmarkSplice splice;
splice.start_row = start_row;
splice.start_col = start_col;
splice.oldextent_row = oldextent_row;
splice.oldextent_col = oldextent_col;
splice.newextent_row = newextent_row;
splice.newextent_col = newextent_col;
splice.old_row = old_row;
splice.old_col = old_col;
splice.new_row = new_row;
splice.new_col = new_col;
kv_push(uhp->uh_extmark,
((ExtmarkUndoObject){ .type = kExtmarkSplice,
@@ -632,10 +632,10 @@ void extmark_splice(buf_T *buf,
void extmark_splice_cols(buf_T *buf,
int start_row, colnr_T start_col,
colnr_T oldextent, colnr_T newextent,
colnr_T old_col, colnr_T new_col,
ExtmarkOp undo)
{
extmark_splice(buf, start_row, start_col, 0, oldextent, 0, newextent, undo);
extmark_splice(buf, start_row, start_col, 0, old_col, 0, new_col, undo);
}
void extmark_move_region(buf_T *buf,

11
src/nvim/extmark.h
View File

@@ -25,10 +25,13 @@ typedef kvec_t(ExtmarkInfo) ExtmarkInfoArray;
typedef struct {
int start_row;
colnr_T start_col;
int oldextent_row;
colnr_T oldextent_col;
int newextent_row;
colnr_T newextent_col;
int old_row;
colnr_T old_col;
int new_row;
colnr_T new_col;
size_t start_byte;
size_t old_byte;
size_t new_byte;
} ExtmarkSplice;
// adjust marks after :move operation