Struct PromptTemplate 

pub struct PromptTemplate {
    pub name: String,
    pub description: String,
    pub content: String,
    pub variables: Vec<PromptVariable>,
    pub tags: Vec<String>,
    pub author: Option<String>,
    pub usage_count: u64,
    pub created_at: u64,
    pub updated_at: u64,
}

A user-defined prompt template.

Fields

name: String

Unique prompt name (kebab-case).

description: String

Human-readable description.

content: String

The prompt content with {{variable}} placeholders.

variables: Vec<PromptVariable>

Extracted variables with optional metadata.

tags: Vec<String>

Categorization tags.

author: Option<String>

Author identifier.

usage_count: u64

Usage count for popularity ranking.

created_at: u64

Creation timestamp (Unix epoch seconds).

updated_at: u64

Last update timestamp (Unix epoch seconds).

Implementations

impl PromptTemplate

pub fn new(name: impl Into<String>, content: impl Into<String>) -> Self

Creates a new prompt template with the given name and content.

pub fn with_description(self, description: impl Into<String>) -> Self

Sets the description.

pub fn with_tags(self, tags: Vec<String>) -> Self

Sets the tags.

pub fn with_author(self, author: impl Into<String>) -> Self

Sets the author.

pub fn with_variables(self, variables: Vec<PromptVariable>) -> Self

Sets explicit variable definitions, overriding auto-detected ones.

pub fn variable_names(&self) -> Vec<&str>

Returns the list of variable names in this template.

pub fn populate(&self, values: &HashMap<String, String>) -> Result<String>

Populates the template with the given variable values.

Errors

Returns an error if a required variable is missing and has no default.

Trait Implementations

impl Clone for PromptTemplate

fn clone(&self) -> PromptTemplate

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PromptTemplate

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

Formats the value using the given formatter.

impl Default for PromptTemplate

fn default() -> PromptTemplate

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for PromptTemplate

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for PromptTemplate

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

where __S: Serializer,

Serialize this value into the given Serde serializer.