Add meta-schema for 3.1 base vocab and dialect

Author: jdesrosiers

schemas/v3.1/dialect/base.schema.json

@@ -0,0 +1,27 @@
+{
+    "$id": "https://spec.openapis.org/oas/3.1/dialect/base",
+    "$schema": "https://json-schema.org/draft/2020-12/schema",
+    "$vocabulary": {
+        "https://json-schema.org/draft/2020-12/vocab/core": true,
+        "https://json-schema.org/draft/2020-12/vocab/applicator": true,
+        "https://json-schema.org/draft/2020-12/vocab/unevaluated": true,
+        "https://json-schema.org/draft/2020-12/vocab/validation": true,
+        "https://json-schema.org/draft/2020-12/vocab/meta-data": true,
+        "https://json-schema.org/draft/2020-12/vocab/format-annotation": true,
+        "https://json-schema.org/draft/2020-12/vocab/content": true,
+        "https://spec.openapis.org/oas/3.1/vocab/base": false
+    },
+    "$dynamicAnchor": "meta",
+
+    "title": "OpenAPI 3.1 Schema Object Dialect",
+    "allOf": [
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/core" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/applicator" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/unevaluated" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/validation" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/meta-data" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/format-annotation" },
+        { "$ref": "https://json-schema.org/draft/2020-12/meta/content" },
+        { "$ref": "https://spec.openapis.org/oas/3.1/meta/base" }
+    ]
+}

schemas/v3.1/meta/base.schema.json

@@ -0,0 +1,79 @@
+{
+    "$id": "https://spec.openapis.org/oas/3.1/meta/base",
+    "$schema": "https://json-schema.org/draft/2020-12/schema",
+    "$vocabulary": {
+        "https://spec.openapis.org/oas/3.1/vocab/base": true
+    },
+    "$dynamicAnchor": "meta",
+    "title": "OAS Base vocabulary",
+
+    "type": ["object", "boolean"],
+    "properties": {
+        "example": true,
+        "discriminator": { "$ref": "#/$defs/Discriminator" },
+        "externalDocs": { "$ref": "#/$defs/ExternalDocs" },
+        "xml": { "$ref": "#/$defs/Xml" }
+    },
+    "$defs": {
+        "Discriminator": {
+            "type": "object",
+            "properties": {
+                "propertyName": {
+                    "type": "string"
+                },
+                "mapping": {
+                    "additionalProperties": {
+                        "type": "string"
+                    }
+                }
+            },
+            "patternProperties": {
+                "^x-": true
+            },
+            "required": ["propertyName"],
+            "additionalProperties": false
+        },
+        "ExternalDocs": {
+            "type": "object",
+            "properties": {
+                "url": {
+                    "type": "string",
+                    "format": "uri-reference"
+                },
+                "description": {
+                    "type": "string"
+                }
+            },
+            "patternProperties": {
+                "^x-": true
+            },
+            "required": ["url"],
+            "additionalProperties": false
+        },
+        "Xml": {
+            "type": "object",
+            "properties": {
+                "name": {
+                    "type": "string"
+                },
+                "namespace": {
+                    "type": "string",
+                    "format": "uri"
+                },
+                "prefix": {
+                    "type": "string"
+                },
+                "attribute": {
+                    "type": "boolean"
+                },
+                "wrapped": {
+                    "type": "boolean"
+                }
+            },
+            "patternProperties": {
+                "^x-": true
+            },
+            "additionalProperties": false
+        }
+    }
+}