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Checking for null objects in type-of.

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Alex Shinn 2013-02-25 08:03:06 +09:00
parent e18de40fe2
commit 3b52d30af1
1 changed files with 2 additions and 0 deletions
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2
lib/chibi/ast.c
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@ -174,6 +174,8 @@ static sexp sexp_set_port_line (sexp ctx, sexp self, sexp_sint_t n, sexp p, sexp
}
static sexp sexp_type_of (sexp ctx, sexp self, sexp_sint_t n, sexp x) {
if (!x)
return sexp_type_by_index(ctx, SEXP_OBJECT);
if (sexp_pointerp(x))
return sexp_object_type(ctx, x);
else if (sexp_fixnump(x))