From 53b5682cb7a28f686b05842fa1ea3dea71fea870 Mon Sep 17 00:00:00 2001
From: Evgeny Poberezkin <e.poberezkin@me.com>
Date: Sat, 13 Jul 2019 21:38:44 +0100
Subject: [PATCH] fix: the unknown keyword in the schema without known keywords
 inside compound schema (e.g. anyOf) is ignored with strictKeywords option

---
 lib/dot/definitions.def             |  4 +++-
 spec/options/strictKeywords.spec.js | 13 +++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/lib/dot/definitions.def b/lib/dot/definitions.def
index cdbe140..b68e064 100644
--- a/lib/dot/definitions.def
+++ b/lib/dot/definitions.def
@@ -63,7 +63,9 @@
 
 
 {{## def.nonEmptySchema:_schema:
-  it.util.schemaHasRules(_schema, it.RULES.all)
+  (it.opts.strictKeywords
+    ? typeof _schema == 'object' && Object.keys(_schema).length > 0
+    : it.util.schemaHasRules(_schema, it.RULES.all))
 #}}
 
 
diff --git a/spec/options/strictKeywords.spec.js b/spec/options/strictKeywords.spec.js
index b212d15..4895b78 100644
--- a/spec/options/strictKeywords.spec.js
+++ b/spec/options/strictKeywords.spec.js
@@ -49,6 +49,19 @@ describe('strictKeywords option', function() {
     });
   });
 
+  describe('unknown keyword inside schema that has no known keyword in compound keyword', function() {
+    it('should throw an error given an unknown keyword when strictKeywords is true', function() {
+      var ajv = new Ajv({strictKeywords: true});
+      var schema = {
+        anyOf: [
+          {
+            unknownKeyword: 1
+          }
+        ]
+      };
+      should.throw(function() { ajv.compile(schema); });
+    });
+  });
 
   function getLogger(output) {
     return {