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patch 8.2.4774: crash when using a number for lambda name

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Problem:    Crash when using a number for lambda name.
Solution:   Check the type of the lambda reference.
This commit is contained in:
Bram Moolenaar
2022-04-17 15:06:35 +01:00
parent a9549c9e8f
commit 8b91e71441
4 changed files with 21 additions and 7 deletions
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18
src/eval.c
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@@ -4102,19 +4102,23 @@ eval_lambda(
++*arg;
ret = eval1(arg, rettv, evalarg);
*arg = skipwhite_and_linebreak(*arg, evalarg);
if (**arg == ')')
{
++*arg;
}
else
if (**arg != ')')
{
emsg(_(e_missing_closing_paren));
ret = FAIL;
return FAIL;
}
if (rettv->v_type != VAR_STRING && rettv->v_type != VAR_FUNC
&& rettv->v_type != VAR_PARTIAL)
{
emsg(_(e_string_or_function_required_for_arrow_parens_expr));
return FAIL;
}
++*arg;
}
if (ret != OK)
return FAIL;
else if (**arg != '(')
if (**arg != '(')
{
if (verbose)
{