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patch 8.1.1355: obvious mistakes are accepted as valid expressions

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Problem:    Obvious mistakes are accepted as valid expressions.
Solution:   Be more strict about parsing numbers. (Yasuhiro Matsumoto,
            closes #3981)
This commit is contained in:
Bram Moolenaar
2019-05-19 19:59:35 +02:00
parent f5842c5a53
commit 16e9b85113
13 changed files with 86 additions and 28 deletions
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10
src/eval.c
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@@ -4453,7 +4453,13 @@ eval7(
else
{
// decimal, hex or octal number
vim_str2nr(*arg, NULL, &len, STR2NR_ALL, &n, NULL, 0);
vim_str2nr(*arg, NULL, &len, STR2NR_ALL, &n, NULL, 0, TRUE);
if (len == 0)
{
semsg(_(e_invexpr2), *arg);
ret = FAIL;
break;
}
*arg += len;
if (evaluate)
{
@@ -7460,7 +7466,7 @@ tv_get_number_chk(typval_T *varp, int *denote)
case VAR_STRING:
if (varp->vval.v_string != NULL)
vim_str2nr(varp->vval.v_string, NULL, NULL,
STR2NR_ALL, &n, NULL, 0);
STR2NR_ALL, &n, NULL, 0, FALSE);
return n;
case VAR_LIST:
emsg(_("E745: Using a List as a Number"));