Struct PersistedState 

pub struct PersistedState {
    pub printers: Vec<PrinterConfig>,
}

What the framework persists between runs — just the registered printers.

Fields

printers: Vec<PrinterConfig>

Implementations

impl PersistedState

pub fn load(path: &Path) -> Self

Read from path. Missing / unparseable file → empty state (no error).

pub fn save(&self, path: &Path) -> Result<()>

Write to path as pretty JSON. Creates parent dirs.

Trait Implementations

impl Clone for PersistedState

fn clone(&self) -> PersistedState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PersistedState

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

Formats the value using the given formatter.

impl Default for PersistedState

fn default() -> PersistedState

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for PersistedState

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for PersistedState

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

where __S: Serializer,

Serialize this value into the given Serde serializer.