Enum MetadataContent 

pub enum MetadataContent {
    Text(Text),
    Contributor(Contributor),
    Date(DatePrimitive),
}

What a metadata value says beyond its text and its role: one of music21’s primitives.

Variants

Text(Text)

A piece of text with the language it is written in: music21’s Text, and its Copyright where the text carries a role.

Contributor(Contributor)

Somebody who had a hand in the work: music21’s Contributor, which may go under several names and may say when they lived.

Date(DatePrimitive)

A date, which may be approximate, uncertain, a bound, a span or a choice: music21’s DatePrimitive and the four classes under it.

Trait Implementations

impl Clone for MetadataContent

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MetadataContent

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for MetadataContent

Available on crate feature serde only.

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for MetadataContent

impl PartialEq for MetadataContent

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for MetadataContent

Available on crate feature serde only.

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 MetadataContent