Struct Reviver 

pub struct Reviver { /* private fields */ }

Reviver for JSON objects.

The Reviver is responsible for transforming serialized LangChain objects back into their original form. It handles:

• Secret resolution (from secrets_map or environment)
• Namespace validation
• Type mapping (for backwards compatibility)

Implementations

impl Reviver

pub fn new(config: ReviverConfig) -> Self

Create a new Reviver with the given configuration.

pub fn with_defaults() -> Self

Create a new Reviver with default configuration.

pub fn revive(&self, value: &Value) -> Result<RevivedValue>

Revive a JSON value.

This method processes a JSON value and:

• Resolves secrets
• Validates namespaces
• Maps old namespaces to new ones

Arguments

• value - The JSON value to revive.

Returns

The revived value, or an error if revival fails.

Trait Implementations

impl Clone for Reviver

fn clone(&self) -> Reviver

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Reviver

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

Formats the value using the given formatter.