--- /dev/null
+{
+ "$schema": "https://json-schema.org/draft/2019-09/schema",
+ "$id": "https://json-schema.org/draft/2019-09/meta/core",
+ "$vocabulary": {
+ "https://json-schema.org/draft/2019-09/vocab/core": true
+ },
+ "$recursiveAnchor": true,
+
+ "title": "Core vocabulary meta-schema",
+ "type": ["object", "boolean"],
+ "properties": {
+ "$id": {
+ "type": "string",
+ "format": "uri-reference",
+ "$comment": "Non-empty fragments not allowed.",
+ "pattern": "^[^#]*#?$"
+ },
+ "$schema": {
+ "type": "string",
+ "format": "uri"
+ },
+ "$anchor": {
+ "type": "string",
+ "pattern": "^[A-Za-z][-A-Za-z0-9.:_]*$"
+ },
+ "$ref": {
+ "type": "string",
+ "format": "uri-reference"
+ },
+ "$recursiveRef": {
+ "type": "string",
+ "format": "uri-reference"
+ },
+ "$recursiveAnchor": {
+ "type": "boolean",
+ "default": false
+ },
+ "$vocabulary": {
+ "type": "object",
+ "propertyNames": {
+ "type": "string",
+ "format": "uri"
+ },
+ "additionalProperties": {
+ "type": "boolean"
+ }
+ },
+ "$comment": {
+ "type": "string"
+ },
+ "$defs": {
+ "type": "object",
+ "additionalProperties": {"$recursiveRef": "#"},
+ "default": {}
+ }
+ }
+}