Struct ReadFileTool 

pub struct ReadFileTool {
    pub max_bytes: usize,
    pub allowed_paths: Vec<String>,
}

Read a file’s contents. Supports line range for large files.

Fields

max_bytes: usize

Max file size to read (prevents OOM)

allowed_paths: Vec<String>

Allowed directory roots (empty = no restriction)

Implementations

impl ReadFileTool

pub fn new() -> Self

Trait Implementations

impl AgentTool for ReadFileTool

fn name(&self) -> &str

Unique tool name (used in LLM tool_use)

fn label(&self) -> &str

Human-readable label for UI

fn description(&self) -> &str

Description for the LLM

fn parameters_schema(&self) -> Value

JSON Schema for parameters

fn execute<'life0, 'async_trait>( &'life0 self, params: Value, ctx: ToolContext, ) -> Pin<Box<dyn Future<Output = Result<ToolResult, ToolError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Execute the tool.

fn timeout(&self) -> Option<Duration>

Optional per-tool execution timeout.

impl Default for ReadFileTool

fn default() -> Self

Returns the “default value” for a type.