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feat(api): add nvim_win_text_height (#24236)

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It uses the same code as "scroll_delta" of "win_viewport" UI event to
calculate text height, but is more flexible.
This commit is contained in:
zeertzjq
2023-07-11 07:15:46 +08:00
committed by GitHub
parent 3750e5ed9c
commit db8fe63a93
10 changed files with 398 additions and 41 deletions
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21
src/nvim/api/buffer.c
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@ -1334,27 +1334,6 @@ static void fix_cursor(linenr_T lo, linenr_T hi, linenr_T extra)
invalidate_botline();
}
// Normalizes 0-based indexes to buffer line numbers
static int64_t normalize_index(buf_T *buf, int64_t index, bool end_exclusive, bool *oob)
{
assert(buf->b_ml.ml_line_count > 0);
int64_t max_index = buf->b_ml.ml_line_count + (int)end_exclusive - 1;
// Fix if < 0
index = index < 0 ? max_index + index + 1 : index;
// Check for oob
if (index > max_index) {
*oob = true;
index = max_index;
} else if (index < 0) {
*oob = true;
index = 0;
}
// Convert the index to a vim line number
index++;
return index;
}
/// Initialise a string array either:
/// - on the Lua stack (as a table) (if lstate is not NULL)
/// - as an API array object (if lstate is NULL).