Unevaluated Vocabulary Official Included By Default
A mandatory vocabulary that defines keywords that apply subschemas to array items or object properties that have not been successfully evaluated against any dynamic-scope subschema of any adjacent keywords.
| Base Dialect | 2020-12 |
|---|---|
| URI | https://json-schema.org/draft/2020-12/vocab/unevaluated |
| Specification | https://json-schema.org/draft/2020-12/json-schema-core.html#section-11 |
| Authors | |
| Metaschema | https://json-schema.org/draft/2020-12/meta/unevaluated |
| Also see |
Austin Wright
Henry Andrews
Ben Hutton
Greg Dennis
Your metaschema is likely already declaring this vocabulary
This vocabulary is included by default when using the official metaschema of this base dialect: https://json-schema.org/draft/2020-12/schema. Unless you are using a custom metaschema, there is nothing else you need to do.
To make use of this vocabulary, modify your metaschema to declare the use of this vocabulary using the $vocabulary keyword and evaluate its metaschema. If the vocabulary must be present for an implementation to proceed:
{
...
"$vocabulary": {
...
"https://json-schema.org/draft/2020-12/vocab/unevaluated": true
},
"allOf": [
{ "$ref": "https://json-schema.org/draft/2020-12/meta/unevaluated" }
]
}Otherwise, if it is optional for implementations to understand this vocabulary to proceed:
{
...
"$vocabulary": {
...
"https://json-schema.org/draft/2020-12/vocab/unevaluated": false
},
"allOf": [
{ "$ref": "https://json-schema.org/draft/2020-12/meta/unevaluated" }
]
}Keywords
| Keyword | Kind | Instance | Summary |
|---|---|---|---|
| unevaluatedItems | Applicator Annotation | Array | Validates array elements that did not successfully validate against other standard array applicators. |
| unevaluatedProperties | Applicator Annotation | Object | Validates object properties that did not successfully validate against other standard object applicators. |