Method call_tool

core/src/mcp/client.rs:154–184

Call a tool

(
        &self,
        name: &str,
        arguments: Option<serde_json::Value>,
    )

    /// Call a tool
    pub async fn call_tool(
        &self,
        name: &str,
        arguments: Option<serde_json::Value>,
    ) -> Result<CallToolResult> {
        let params = CallToolParams {
            name: name.to_string(),
            arguments,
        };

        let request = JsonRpcRequest::new(
            self.next_id(),
            "tools/call",
            Some(serde_json::to_value(&params)?),
        );

        let response = self.transport.request(request).await?;

        if let Some(error) = response.error {
            return Err(anyhow!(
                "MCP call_tool error: {} ({})",
                error.message,
                error.code
            ));
        }

        let result: CallToolResult =
            serde_json::from_value(response.result.ok_or_else(|| anyhow!("No result"))?)?;

        Ok(result)
    }

    /// List available resources
    pub async fn list_resources(&self) -> Result<Vec<McpResource>> {