validate-schema.md

require a valid JSON Schema in package.json (validate-schema)

Require a valid JSON Schema.

Rule Details

This rule aims to prevent your JSON getting in a bad state.

Examples of incorrect code for this rule:

/* eslint validate-schema: [{
  schema: JSON.stringify({
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "not": { "required": ["description"] }
  })
}] */

{
  "description": "hello"
}

Examples of correct code for this rule:

/* eslint validate-schema: [{
  schema: JSON.stringify({
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "properties": {
      "foo": { "type": "string" }
    }
  })
}] */

{
  "description": "hello"
}

Options

An options object of:

• "schema" a string of your JSON Schema
• "prettyErrors" on by default. Set this to false if you want more machine-readable errors.

When Not To Use It

If you don't want to enforce or prevent any properties, you may not want this rule.

Further Reading

https://json-schema.org