json: catchall element support

Treat '*' as catchall element, not as a symbol.
Also add missing json test cases for wildcard set support.

Signed-off-by: Florian Westphal <fw@strlen.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/json.c b/src/json.c
index e588ef4c..b08c004a 100644
--- a/src/json.c
+++ b/src/json.c
@@ -889,6 +889,11 @@ static json_t *symbolic_constant_json(const struct symbol_table *tbl,
 		return json_string(s->identifier);
 }
 
+json_t *set_elem_catchall_expr_json(const struct expr *expr, struct output_ctx *octx)
+{
+	return json_string("*");
+}
+
 static json_t *datatype_json(const struct expr *expr, struct output_ctx *octx)
 {
 	const struct datatype *dtype = expr->dtype;