Enum SourceLabel 

pub enum SourceLabel {
    Named {
        name: String,
    },
    Numeric,
    Positional,
}

Source spelling is intentionally separate from the semantic field ID. positional differentiates tuple syntax from an explicitly numeric label.

Variants

Named

Fields

name: String

Numeric

Positional

Trait Implementations

impl Clone for SourceLabel

fn clone(&self) -> SourceLabel

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SourceLabel

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for SourceLabel

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for SourceLabel

impl PartialEq for SourceLabel

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for SourceLabel

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for SourceLabel