From 8426e4eed5dc9c392565f95aeba84cc4e47e438e Mon Sep 17 00:00:00 2001
From: Clemens Vasters <clemens@vasters.com>
Date: Thu, 13 Aug 2026 09:29:40 +0200
Subject: [PATCH] Require type keyword in if/then/else example; fix $uses key
 name to JSONStructureConditionalComposition

---
 draft-vasters-json-structure-cond-composition.md | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/draft-vasters-json-structure-cond-composition.md b/draft-vasters-json-structure-cond-composition.md
index 60d6053..e8595dd 100644
--- a/draft-vasters-json-structure-cond-composition.md
+++ b/draft-vasters-json-structure-cond-composition.md
@@ -262,18 +262,21 @@ Consider the following schema:
 ~~~json
 {
   "if": {
+    "type": "object",
     "properties": {
       "a": { "type": "string" }
     },
     "required": ["a"]
   },
   "then": {
+    "type": "object",
     "properties": {
       "b": { "type": "number" }
     },
     "required": ["b"]
   },
   "else": {
+    "type": "object",
     "properties": {
       "c": { "type": "boolean" }
     },
@@ -282,6 +285,12 @@ Consider the following schema:
 }
 ~~~
 
+As with every other schema object introduced by this document (`allOf`,
+`anyOf`, `oneOf`, `not`), each of `if`, `then`, and `else` is itself a schema
+object under JSON Structure Core {{JSTRUCT-CORE}} and MUST carry a `type`
+keyword; `properties` alone does not establish that the node is constrained
+to be an `object`.
+
 Here, a JSON node evaluates to `true` if it is an object with a property `a` that is a string; then it must also have a property `b` that is a number:
 
 ~~~json
@@ -311,7 +320,7 @@ or
 ## Enabling the Extensions {#enabling-the-extensions}
 
 The conditional composition extensions can be enabled in a schema or meta-schema
-by adding the `JSONSchemaConditionalComposition` key to the `$uses` clause when
+by adding the `JSONStructureConditionalComposition` key to the `$uses` clause when
 referencing the extended meta-schema:
 
 ~~~ json
@@ -319,7 +328,7 @@ referencing the extended meta-schema:
   "$schema": "https://json-structure.org/meta/extended/v0/#",
   "$id": "myschema",
   "$uses": [
-    "JSONSchemaConditionalComposition"
+    "JSONStructureConditionalComposition"
   ],
   "oneOf" : [
     { "type": "string" },