Trait MessageFormatter 

pub trait MessageFormatter: Send + Sync {
    // Required methods
    fn format_messages(
        &self,
        input_variables: PromptArgs,
    ) -> Result<Vec<Message>, PromptError>;
    fn input_variables(&self) -> Vec<String>;
}

Represents a generic template for formatting messages.

Required Methods

fn format_messages( &self, input_variables: PromptArgs, ) -> Result<Vec<Message>, PromptError>

fn input_variables(&self) -> Vec<String>

Returns a list of required input variable names for the template.

Trait Implementations

impl<MF> From<MF> for Box<dyn MessageFormatter>

where MF: MessageFormatter + 'static,

fn from(prompt: MF) -> Self

Converts to this type from the input type.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl MessageFormatter for AIMessagePromptTemplate

impl MessageFormatter for HumanMessagePromptTemplate

impl MessageFormatter for MessageFormatterStruct

impl MessageFormatter for SystemMessagePromptTemplate