OptionaldescriptionHuman-readable error description.
Optional additional context about the validation failure, such as constraint violations or custom error messages.
Expected type expression.
A human-readable description of what type was expected at this location.
Examples: "string", "number & ExclusiveMinimum<0>", "(\"active\" | \"inactive\")".
Property path to the error location.
A dot-notation path from the root input to the failing property. Uses
$input as the root. Example: "$input.user.email" or
"$input.items[0].price".
The actual value that failed validation.
The value found at the error path. May be undefined if the property was
missing. Useful for debugging type mismatches.
Detailed information about a single validation error.
Describes exactly what went wrong during validation, including the location, expected type, and actual value.