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patch 8.2.1867: Vim9: argument to add() not checked for blob

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Problem:    Vim9: argument to add() not checked for blob.
Solution:   Add the BLOBAPPEND instruction.
This commit is contained in:
Bram Moolenaar
2020-10-19 20:45:36 +02:00
parent 66fa5fd54f
commit 80b0e5ea11
7 changed files with 106 additions and 5 deletions
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24
src/vim9execute.c
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@@ -2312,6 +2312,29 @@ call_def_function(
}
break;
case ISN_BLOBAPPEND:
{
typval_T *tv1 = STACK_TV_BOT(-2);
typval_T *tv2 = STACK_TV_BOT(-1);
blob_T *b = tv1->vval.v_blob;
int error = FALSE;
varnumber_T n;
// add a number to a blob
if (b == NULL)
{
SOURCING_LNUM = iptr->isn_lnum;
emsg(_(e_cannot_add_to_null_blob));
goto on_error;
}
n = tv_get_number_chk(tv2, &error);
if (error)
goto on_error;
ga_append(&b->bv_ga, (int)n);
--ectx.ec_stack.ga_len;
}
break;
// Computation with two arguments of unknown type
case ISN_OPANY:
{
@@ -3432,6 +3455,7 @@ ex_disassemble(exarg_T *eap)
case ISN_STRINDEX: smsg("%4d STRINDEX", current); break;
case ISN_STRSLICE: smsg("%4d STRSLICE", current); break;
case ISN_LISTAPPEND: smsg("%4d LISTAPPEND", current); break;
case ISN_BLOBAPPEND: smsg("%4d BLOBAPPEND", current); break;
case ISN_LISTINDEX: smsg("%4d LISTINDEX", current); break;
case ISN_LISTSLICE: smsg("%4d LISTSLICE", current); break;
case ISN_ANYINDEX: smsg("%4d ANYINDEX", current); break;