From b8f71d365927416c7f453f5d5e969a51a6073c4b Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sun, 16 Aug 2015 19:44:16 -0700
Subject: [PATCH] Fix assert fail when delpaths is given non-array (fix #901)

---
 jv_aux.c      | 5 +++++
 tests/jq.test | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/jv_aux.c b/jv_aux.c
index b38cf49e..4d48f577 100644
--- a/jv_aux.c
+++ b/jv_aux.c
@@ -390,6 +390,11 @@ static jv delpaths_sorted(jv object, jv paths, int start) {
 }
 
 jv jv_delpaths(jv object, jv paths) {
+  if (jv_get_kind(paths) != JV_KIND_ARRAY) {
+    jv_free(object);
+    jv_free(paths);
+    return jv_invalid_with_msg(jv_string("Paths must be specified as an array"));
+  }
   paths = jv_sort(paths, jv_copy(paths));
   jv_array_foreach(paths, i, elem) {
     if (jv_get_kind(elem) != JV_KIND_ARRAY) {
diff --git a/tests/jq.test b/tests/jq.test
index 07d81ee8..021253d8 100644
--- a/tests/jq.test
+++ b/tests/jq.test
@@ -756,6 +756,10 @@ delpaths([[-200]])
 [1,2,3]
 [1,2,3]
 
+try delpaths(0) catch .
+{}
+"Paths must be specified as an array"
+
 del(.), del(empty), del((.foo,.bar,.baz) | .[2,3,0]), del(.foo[0], .bar[0], .foo, .baz.bar[0].x)
 {"foo": [0,1,2,3,4], "bar": [0,1]}
 null