Struct libcnb_data::layer_content_metadata::LayerContentMetadata

pub struct LayerContentMetadata<M> {
    pub types: LayerTypes,
    pub metadata: M,
}

Describes Layer Content Metadata

See Cloud Native Buildpack specification

use libcnb_data::layer_content_metadata::LayerContentMetadata;
use toml::toml;

let layer = LayerContentMetadata::<()>::default()
  .build(true)
  .cache(true)
  .launch(true)
  .metadata(
    toml! {
      version = "2.5"
      name = "ACME Corp."
    });

assert!(layer.types.build);

let version = layer.metadata.get("version").unwrap().as_str().unwrap();
assert_eq!(version, "2.5");

Fields

types: LayerTypes

metadata: M

Metadata that describes the layer contents.

Implementations

impl<M> LayerContentMetadata<M>

pub fn launch(self, launch: bool) -> Self

pub fn build(self, build: bool) -> Self

pub fn cache(self, cache: bool) -> Self

pub fn metadata<NM>(&mut self, metadata: NM) -> LayerContentMetadata<NM>

Trait Implementations

impl<M: Debug> Debug for LayerContentMetadata<M>

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

Formats the value using the given formatter.

impl<M: Default> Default for LayerContentMetadata<M>

fn default() -> Self

Returns the “default value” for a type.

impl<'de, M> Deserialize<'de> for LayerContentMetadata<M> where
    M: Deserialize<'de>, 

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
    __D: Deserializer<'de>, 

Deserialize this value from the given Serde deserializer.

impl<M: PartialEq> PartialEq<LayerContentMetadata<M>> for LayerContentMetadata<M>

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl<M> Serialize for LayerContentMetadata<M> where
    M: Serialize, 

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

Serialize this value into the given Serde serializer.