Enum UnknownFieldsPolicy 

pub enum UnknownFieldsPolicy {
    Deny,
    Allow,
    Schema(SchemaNodeId),
}

Policy for handling fields not defined in record properties

Spec: lines 240-251

@ $types.unknown-fields-policy
@variants.deny = "deny"
@variants.allow = "allow"
@variants.schema = .$types.type

Variants

Deny

Deny unknown fields (default, strict)

Allow

Allow any unknown fields without validation

Schema(SchemaNodeId)

Unknown fields must match this schema

Trait Implementations

impl Clone for UnknownFieldsPolicy

fn clone(&self) -> UnknownFieldsPolicy

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for UnknownFieldsPolicy

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for UnknownFieldsPolicy

fn default() -> UnknownFieldsPolicy

Returns the “default value” for a type.

impl PartialEq for UnknownFieldsPolicy

fn eq(&self, other: &UnknownFieldsPolicy) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for UnknownFieldsPolicy