Enum MappingRule 

pub enum MappingRule {
    Path(String),
    Detailed(DetailedMappingRule),
}

How one output field is produced from the input document.

Either a bare path string ("$.first_name") or an object with a path plus an optional default and required flag.

Variants

Path(String)

Shorthand: just the source path.

Detailed(DetailedMappingRule)

Full form with a fallback value and/or a presence requirement.

Implementations

impl MappingRule

pub fn path(&self) -> &str

The source path this rule reads from.

Trait Implementations

impl Clone for MappingRule

fn clone(&self) -> MappingRule

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MappingRule

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MappingRule

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for MappingRule

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.