Enum BlankStringPolicy 

pub enum BlankStringPolicy {
    Preserve,
    TreatAsMissing,
    Reject,
}

Controls how blank string sources are interpreted during conversion.

Variants

Preserve

Keep blank strings as real string values.

TreatAsMissing

Treat blank strings as missing values.

Reject

Reject blank strings as invalid input.

Trait Implementations

impl Clone for BlankStringPolicy

fn clone(&self) -> BlankStringPolicy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BlankStringPolicy

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

Formats the value using the given formatter.

impl PartialEq for BlankStringPolicy

fn eq(&self, other: &BlankStringPolicy) -> 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 Copy for BlankStringPolicy

impl Eq for BlankStringPolicy

impl StructuralPartialEq for BlankStringPolicy