Enum Vocabulary 

pub enum Vocabulary {
    Answered,
    Asked,
    Attempted,
    Attended,
    Commented,
    Exited,
    Experienced,
    Imported,
    Interacted,
    Launched,
    Mastered,
    Preferred,
    Progressed,
    Registered,
    Shared,
    Voided,
    LoggedIn,
    LoggedOut,
}

Enumeration of ADL¹ Verbs referenced in xAPI.

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1. Advanced Distributed Learning (https://adlnet.gov/). ↩

Variants

Answered

Indicates the actor replied to a question, where the object is generally an activity representing the question. The text of the answer will often be included in the response inside result.

Asked

Indicates an inquiry by an actor with the expectation of a response or answer to a question.

Attempted

Indicates the actor made an effort to access the object. An attempt statement without additional activities could be considered incomplete in some cases.

Attended

Indicates the actor was present at a virtual or physical event or activity.

Commented

Indicates the actor provided digital or written annotations on or about an object.

Exited

Indicates the actor intentionally departed from the activity or object.

Experienced

Indicates the actor only encountered the object, and is applicable in situations where a specific achievement or completion is not required.

Imported

Indicates the actor introduced an object into a physical or virtual location.

Interacted

Indicates the actor engaged with a physical or virtual object.

Launched

Indicates the actor attempted to start an activity.

Mastered

Indicates the highest level of comprehension or competence the actor performed in an activity.

Preferred

Indicates the selected choices, favored options or settings of an actor in relation to an object or activity.

Progressed

Indicates a value of how much of an actor has advanced or moved through an activity.

Registered

Indicates the actor is officially enrolled or inducted in an activity.

Shared

Indicates the actor’s intent to openly provide access to an object of common interest to other actors or groups.

Voided

A special reserved verb used by a LRS or application to mark a statement as invalid. See the xAPI specification for details on Voided statements.

LoggedIn

Indicates the actor gained access to a system or service by identifying and authenticating with the credentials provided by the actor.

LoggedOut

Indicates the actor either lost or discontinued access to a system or service.

Trait Implementations

impl Debug for Vocabulary

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

Formats the value using the given formatter.

impl Hash for Vocabulary

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Vocabulary

fn eq(&self, other: &Vocabulary) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Eq for Vocabulary

impl StructuralPartialEq for Vocabulary