diff options
Diffstat (limited to 'src/nvim/eval')
| -rw-r--r-- | src/nvim/eval/funcs.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/src/nvim/eval/funcs.c b/src/nvim/eval/funcs.c index 2f9472f158..f37542890b 100644 --- a/src/nvim/eval/funcs.c +++ b/src/nvim/eval/funcs.c @@ -2859,20 +2859,40 @@ static void f_getregion(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) } else if (type[0] == Ctrl_V && type[1] == NUL) { region_type = kMTBlockWise; } else { + semsg(_(e_invargNval), "type", type); return; } buf_T *const save_curbuf = curbuf; + buf_T *findbuf = curbuf; if (fnum1 != 0) { - buf_T *findbuf = buflist_findnr(fnum1); + findbuf = buflist_findnr(fnum1); // buffer not loaded if (findbuf == NULL || findbuf->b_ml.ml_mfp == NULL) { + emsg(_(e_buffer_is_not_loaded)); return; } - curbuf = findbuf; } + if (p1.lnum < 1 || p1.lnum > findbuf->b_ml.ml_line_count) { + semsg(_(e_invalid_line_number_nr), p1.lnum); + return; + } + if (p1.col < 1 || p1.col > ml_get_buf_len(findbuf, p1.lnum) + 1) { + semsg(_(e_invalid_column_number_nr), p1.col); + return; + } + if (p2.lnum < 1 || p2.lnum > findbuf->b_ml.ml_line_count) { + semsg(_(e_invalid_line_number_nr), p2.lnum); + return; + } + if (p2.col < 1 || p2.col > ml_get_buf_len(findbuf, p2.lnum) + 1) { + semsg(_(e_invalid_column_number_nr), p2.col); + return; + } + + curbuf = findbuf; const TriState save_virtual = virtual_op; virtual_op = virtual_active(); @@ -2900,7 +2920,7 @@ static void f_getregion(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) mark_mb_adjustpos(curbuf, &p2); } else if (p2.lnum > 1) { p2.lnum--; - p2.col = (colnr_T)strlen(ml_get(p2.lnum)); + p2.col = ml_get_len(p2.lnum); if (p2.col > 0) { p2.col--; mark_mb_adjustpos(curbuf, &p2); |