big tings

registry/schema-org/ConstraintNode.schema.json

@@ -0,0 +1,42 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "schema:ConstraintNode",
+  "title": "ConstraintNode",
+  "description": "The ConstraintNode type is provided to support usecases in which a node in a structured data graph is described with properties which appear to describe a single entity, but are being used in a situation where they serve a more abstract purpose. A [[ConstraintNode]] can be described using [[constraintProperty]] and [[numConstraints]]. These constraint properties can serve a\n    variety of purposes, and their values may sometimes be understood to indicate sets of possible values rather than single, exact and specific values.",
+  "type": "object",
+  "allOf": [
+    {
+      "description": "A utility class that serves as the umbrella for a number of 'intangible' things such as quantities, structured values, etc.",
+      "$ref": "schema:Intangible"
+    }
+  ],
+  "properties": {
+    "constraintProperty": {
+      "description": "Indicates a property used as a constraint. For example, in the definition of a [[StatisticalVariable]]. The value is a property, either from within Schema.org or from other compatible (e.g. RDF) systems such as DataCommons.org or Wikidata.org. ",
+      "oneOf": [
+        {
+          "anyOf": [
+            { "type": "string", "format": "uri" },
+            { "$ref": "schema:Property" }
+          ]
+        },
+        {
+          "type": "array",
+          "items": {
+            "anyOf": [
+              { "type": "string", "format": "uri" },
+              { "$ref": "schema:Property" }
+            ]
+          }
+        }
+      ]
+    },
+    "numConstraints": {
+      "description": "Indicates the number of constraints property values defined for a particular [[ConstraintNode]] such as [[StatisticalVariable]]. This helps applications understand if they have access to a sufficiently complete description of a [[StatisticalVariable]] or other construct that is defined using properties on template-style nodes.",
+      "oneOf": [
+        { "type": "integer" },
+        { "type": "array", "items": { "type": "integer" } }
+      ]
+    }
+  }
+}