API / CLASS REFERENCE

UltralightResult

Inherits: RefCounted

Explicit success value or structured failure.

Inspect ok before reading value or error. Successful null has a Nil value; JavaScript undefined uses UltralightUndefined. Errors are not printed implicitly by the new evaluation APIs.

Properties

Member	Type	Default
`ok`	`bool`	`—`
`value`	`Variant`	`—`
`error`	`UltralightError`	`—`

Methods

is_ok() → bool const
get_value() → Variant const
get_error() → UltralightError const

okbool

Whether this result is successful.

Default: — · Accessors: is_ok() · Read-only

valueVariant

Converted success value. Nil is a valid successful null.

Default: — · Accessors: get_value() · Read-only

errorUltralightError

Structured failure when ok is false; null on success.

Default: — · Accessors: get_error() · Read-only

is_ok

is_ok() → bool const

Return ok.

get_value

get_value() → Variant const

Return value.

get_error

get_error() → UltralightError const

Return error.

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