Agent skill
json-schema
Use when working with JSON Schema for validation, OpenAPI schemas, type definitions, and data structure specification
Install this agent skill to your Project
npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/other/json-schema-mcclowes-omg-2
SKILL.md
JSON Schema
Quick Start
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"type": "object",
"required": ["id", "email"],
"properties": {
"id": { "type": "string", "format": "uuid" },
"email": { "type": "string", "format": "email" },
"age": { "type": "integer", "minimum": 0, "maximum": 150 },
"role": { "enum": ["admin", "user", "guest"] },
"tags": { "type": "array", "items": { "type": "string" } }
}
}
Type Keywords
| Type | Validation Keywords |
|---|---|
string |
minLength, maxLength, pattern, format |
number/integer |
minimum, maximum, exclusiveMinimum, multipleOf |
array |
items, minItems, maxItems, uniqueItems |
object |
properties, required, additionalProperties |
Composition
{
"allOf": [{ "$ref": "#/$defs/Base" }, { "properties": { "extra": {} } }],
"oneOf": [{ "type": "string" }, { "type": "number" }],
"anyOf": [{ "minimum": 0 }, { "maximum": 100 }],
"not": { "type": "null" }
}
References
{
"$defs": {
"Address": {
"type": "object",
"properties": { "street": { "type": "string" } }
}
},
"properties": {
"billing": { "$ref": "#/$defs/Address" },
"shipping": { "$ref": "#/$defs/Address" }
}
}
Common Formats
date-time, date, time, email, uri, uuid, ipv4, ipv6, hostname
OpenAPI 3.1 Notes
- OpenAPI 3.1 uses JSON Schema 2020-12
- Use
nullableviatype: ["string", "null"] examplefor single example,examplesfor multiple$refcan have siblings in 3.1 (not in 3.0)
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