File Attributes

:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Get all attributes on the given file

namespace HH\Facts;

function file_attributes(
  string $file,
): vec<string, classname<\HH\FileAttribute>>;

Throw InvalidOperationException if Facts is not enabled.

Parameters

• string $file

Returns

• vec<string, classname<\HH\FileAttribute>>