tool • Rust AI Agent SDK

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This function is defined in the praisonai_derive module.

The #[tool] attribute macro for defining tools. This macro transforms a function into a tool that can be used by agents. # Attributes – description: A description of what the tool does (required for LLM understanding) – name: Override the tool name (defaults to function name)

Signature

def tool(attr: TokenStream, item: TokenStream) -> TokenStream

Parameters

Returns

Usage

use praisonai::tool;

#[tool(description = "Search the web")]
async fn search(query: String) -> String {
format!("Results for: {}", query)
}

// With custom name
#[tool(name = "web_search", description = "Search the internet")]
async fn my_search_fn(query: String, max_results: u32) -> Vec<String> {
vec![format!("Result for: {}", query)]
}

Uses

• parser
• is_ident
• value
• parse
• error
• name
• unwrap_or_else
• path
• push_str
• trim

Source

Related Documentation