Struct HookEvent 

pub struct HookEvent {
    pub hook_event_name: HookEventName,
    pub session_id: String,
    pub cwd: String,
    pub permission_mode: String,
    pub transcript_path: String,
    pub tool_name: Option<String>,
    pub tool_input: Option<Value>,
    pub tool_response: Option<Value>,
    pub tool_use_id: Option<String>,
    pub prompt: Option<String>,
    pub stop_hook_active: bool,
}

Hook event received from Claude Code via stdin.

Fields

hook_event_name: HookEventName

The type of hook event (PreToolUse, PostToolUse, etc.)

session_id: String

Session identifier

cwd: String

Current working directory

permission_mode: String

Permission mode (default, plan, acceptEdits, dontAsk, bypassPermissions)

transcript_path: String

Path to the transcript file

tool_name: Option<String>

Tool name (for PreToolUse/PostToolUse)

tool_input: Option<Value>

Tool input parameters (for PreToolUse/PostToolUse)

tool_response: Option<Value>

Tool response (for PostToolUse)

tool_use_id: Option<String>

Tool use ID

prompt: Option<String>

User prompt (for UserPromptSubmit)

stop_hook_active: bool

Whether a Stop hook is already active (for Stop/SubagentStop)

Trait Implementations

impl Clone for HookEvent

fn clone(&self) -> HookEvent

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for HookEvent

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for HookEvent

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.