Esta versão do GitHub Enterprise Server foi descontinuada em 2024-03-26. Nenhum lançamento de patch será feito, mesmo para questões críticas de segurança. Para obter melhor desempenho, segurança aprimorada e novos recursos, atualize para a última versão do GitHub Enterprise Server. Para obter ajuda com a atualização, entre em contato com o suporte do GitHub Enterprise.

Interfaces

As interfaces servem como objetos pai dos quais outros objetos podem herdar.

Neste artigo

Sobre interfaces

As interfaces servem como objetos pai dos quais outros objetos podem herdar.

Por exemplo, Lockable é uma interface porque os objetos Issue e PullRequest podem ser bloqueados. Uma interface possui sua própria lista de campos nomeados que são compartilhados mediante os objetos de implementação.

Para obter mais informações, confira "Introdução ao GraphQL".

Actor

Represents an object which can take actions on GitHub. Typically a User or Bot.

Actor é implementado por

Campos para Actor

NomeDescrição

avatarUrl (URI!)

A URL pointing to the actor's public avatar.

Argumentos para avatarUrl

  • size (Int)

    The size of the resulting square image.

login (String!)

The username of the actor.

resourcePath (URI!)

The HTTP path for this actor.

url (URI!)

The HTTP URL for this actor.

Assignable

An object that can have users assigned to it.

Assignable é implementado por

Campos para Assignable

NomeDescrição

assignees (UserConnection!)

A list of Users assigned to this object.

Argumentos para assignees

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

AuditEntry

An entry in the audit log.

AuditEntry é implementado por

Campos para AuditEntry

NomeDescrição

action (String!)

The action name.

actor (AuditEntryActor)

The user who initiated the action.

actorIp (String)

The IP address of the actor.

actorLocation (ActorLocation)

A readable representation of the actor's location.

actorLogin (String)

The username of the user who initiated the action.

actorResourcePath (URI)

The HTTP path for the actor.

actorUrl (URI)

The HTTP URL for the actor.

createdAt (PreciseDateTime!)

The time the action was initiated.

operationType (OperationType)

The corresponding operation type for the action.

user (User)

The user affected by the action.

userLogin (String)

For actions involving two users, the actor is the initiator and the user is the affected user.

userResourcePath (URI)

The HTTP path for the user.

userUrl (URI)

The HTTP URL for the user.

Closable

An object that can be closed.

Closable é implementado por

Campos para Closable

NomeDescrição

closed (Boolean!)

true if the object is closed (definition of closed may depend on type).

closedAt (DateTime)

Identifies the date and time when the object was closed.

Comment

Represents a comment.

Comment é implementado por

Campos para Comment

NomeDescrição

author (Actor)

The actor who authored the comment.

authorAssociation (CommentAuthorAssociation!)

Author's association with the subject of the comment.

body (String!)

The body as Markdown.

bodyHTML (HTML!)

The body rendered to HTML.

bodyText (String!)

The body rendered to text.

createdAt (DateTime!)

Identifies the date and time when the object was created.

createdViaEmail (Boolean!)

Check if this comment was created via an email reply.

editor (Actor)

The actor who edited the comment.

id (ID!)

N/A

includesCreatedEdit (Boolean!)

Check if this comment was edited and includes an edit with the creation data.

lastEditedAt (DateTime)

The moment the editor made the last edit.

publishedAt (DateTime)

Identifies when the comment was published at.

updatedAt (DateTime!)

Identifies the date and time when the object was last updated.

userContentEdits (UserContentEditConnection)

A list of edits to this content.

Argumentos para userContentEdits

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

viewerDidAuthor (Boolean!)

Did the viewer author this comment.

Contribution

Represents a contribution a user made on GitHub, such as opening an issue.

Contribution é implementado por

Campos para Contribution

NomeDescrição

isRestricted (Boolean!)

Whether this contribution is associated with a record you do not have access to. For example, your own 'first issue' contribution may have been made on a repository you can no longer access.

occurredAt (DateTime!)

When this contribution was made.

resourcePath (URI!)

The HTTP path for this contribution.

url (URI!)

The HTTP URL for this contribution.

user (User!)

The user who made this contribution.

Deletable

Entities that can be deleted.

Deletable é implementado por

Campos para Deletable

NomeDescrição

viewerCanDelete (Boolean!)

Check if the current viewer can delete this object.

EnterpriseAuditEntryData

Metadata for an audit entry containing enterprise account information.

EnterpriseAuditEntryData é implementado por

Campos para EnterpriseAuditEntryData

NomeDescrição

enterpriseResourcePath (URI)

The HTTP path for this enterprise.

enterpriseSlug (String)

The slug of the enterprise.

enterpriseUrl (URI)

The HTTP URL for this enterprise.

GitObject

Represents a Git object.

GitObject é implementado por

Campos para GitObject

NomeDescrição

abbreviatedOid (String!)

An abbreviated version of the Git object ID.

commitResourcePath (URI!)

The HTTP path for this Git object.

commitUrl (URI!)

The HTTP URL for this Git object.

id (ID!)

N/A

oid (GitObjectID!)

The Git object ID.

repository (Repository!)

The Repository the Git object belongs to.

GitSignature

Information about a signature (GPG or S/MIME) on a Commit or Tag.

GitSignature é implementado por

Campos para GitSignature

NomeDescrição

email (String!)

Email used to sign this object.

isValid (Boolean!)

True if the signature is valid and verified by GitHub.

payload (String!)

Payload for GPG signing object. Raw ODB object without the signature header.

signature (String!)

ASCII-armored signature header from object.

signer (User)

GitHub user corresponding to the email signing this commit.

state (GitSignatureState!)

The state of this signature. VALID if signature is valid and verified by GitHub, otherwise represents reason why signature is considered invalid.

wasSignedByGitHub (Boolean!)

True if the signature was made with GitHub's signing key.

HovercardContext

An individual line of a hovercard.

HovercardContext é implementado por

Campos para HovercardContext

NomeDescrição

message (String!)

A string describing this context.

octicon (String!)

An octicon to accompany this context.

Labelable

An object that can have labels assigned to it.

Labelable é implementado por

Campos para Labelable

NomeDescrição

labels (LabelConnection)

A list of labels associated with the object.

Argumentos para labels

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (LabelOrder)

    Ordering options for labels returned from the connection.

Lockable

An object that can be locked.

Lockable é implementado por

Campos para Lockable

NomeDescrição

activeLockReason (LockReason)

Reason that the conversation was locked.

locked (Boolean!)

true if the object is locked.

MemberStatusable

Entities that have members who can set status messages.

MemberStatusable é implementado por

Campos para MemberStatusable

NomeDescrição

memberStatuses (UserStatusConnection!)

Get the status messages members of this entity have set that are either public or visible only to the organization.

Argumentos para memberStatuses

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (UserStatusOrder)

    Ordering options for user statuses returned from the connection.

Migration

Represents an Octoshift migration.

Migration é implementado por

Campos para Migration

NomeDescrição

continueOnError (Boolean!)

The Octoshift migration flag to continue on error.

createdAt (DateTime!)

Identifies the date and time when the object was created.

databaseId (String)

Identifies the primary key from the database.

failureReason (String)

The reason the migration failed.

id (ID!)

N/A

migrationLogUrl (URI)

The URL for the migration log (expires 1 day after migration completes).

migrationSource (MigrationSource!)

The Octoshift migration source.

repositoryName (String!)

The target repository name.

sourceUrl (URI!)

The Octoshift migration source URL.

state (MigrationState!)

The Octoshift migration state.

Minimizable

Entities that can be minimized.

Minimizable é implementado por

Campos para Minimizable

NomeDescrição

isMinimized (Boolean!)

Returns whether or not a comment has been minimized.

minimizedReason (String)

Returns why the comment was minimized. One of abuse, off-topic, outdated, resolved, duplicate and spam. Note that the case and formatting of these values differs from the inputs to the MinimizeComment mutation.

viewerCanMinimize (Boolean!)

Check if the current viewer can minimize this object.

Node

An object with an ID.

Node é implementado por

Campos para Node

NomeDescrição

id (ID!)

ID of the object.

OauthApplicationAuditEntryData

Metadata for an audit entry with action oauth_application.*.

OauthApplicationAuditEntryData é implementado por

Campos para OauthApplicationAuditEntryData

NomeDescrição

oauthApplicationName (String)

The name of the OAuth Application.

oauthApplicationResourcePath (URI)

The HTTP path for the OAuth Application.

oauthApplicationUrl (URI)

The HTTP URL for the OAuth Application.

OrganizationAuditEntryData

Metadata for an audit entry with action org.*.

OrganizationAuditEntryData é implementado por

Campos para OrganizationAuditEntryData

NomeDescrição

organization (Organization)

The Organization associated with the Audit Entry.

organizationName (String)

The name of the Organization.

organizationResourcePath (URI)

The HTTP path for the organization.

organizationUrl (URI)

The HTTP URL for the organization.

PackageOwner

Represents an owner of a package.

PackageOwner é implementado por

Campos para PackageOwner

NomeDescrição

id (ID!)

N/A

packages (PackageConnection!)

A list of packages under the owner.

Argumentos para packages

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • names ([String])

    Find packages by their names.

  • packageType (PackageType)

    Filter registry package by type.

  • repositoryId (ID)

    Find packages in a repository by ID.

ProfileOwner

Represents any entity on GitHub that has a profile page.

ProfileOwner é implementado por

Campos para ProfileOwner

NomeDescrição

anyPinnableItems (Boolean!)

Determine if this repository owner has any items that can be pinned to their profile.

Argumentos para anyPinnableItems

email (String)

The public profile email.

id (ID!)

N/A

itemShowcase (ProfileItemShowcase!)

Showcases a selection of repositories and gists that the profile owner has either curated or that have been selected automatically based on popularity.

location (String)

The public profile location.

login (String!)

The username used to login.

name (String)

The public profile name.

pinnableItems (PinnableItemConnection!)

A list of repositories and gists this profile owner can pin to their profile.

Argumentos para pinnableItems

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

pinnedItems (PinnableItemConnection!)

A list of repositories and gists this profile owner has pinned to their profile.

Argumentos para pinnedItems

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

pinnedItemsRemaining (Int!)

Returns how many more items this profile owner can pin to their profile.

viewerCanChangePinnedItems (Boolean!)

Can the viewer pin repositories and gists to the profile?.

websiteUrl (URI)

The public profile website URL.

ProjectOwner

Represents an owner of a Project.

ProjectOwner é implementado por

Campos para ProjectOwner

NomeDescrição

id (ID!)

N/A

project (Project)

Find project by number.

Argumentos para project

  • number (Int!)

    The project number to find.

projects (ProjectConnection!)

A list of projects under the owner.

Argumentos para projects

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (ProjectOrder)

    Ordering options for projects returned from the connection.

  • search (String)

    Query to search projects by, currently only searching by name.

projectsResourcePath (URI!)

The HTTP path listing owners projects.

projectsUrl (URI!)

The HTTP URL listing owners projects.

viewerCanCreateProjects (Boolean!)

Can the current viewer create new projects on this owner.

ProjectV2FieldCommon

Common fields across different project field types.

ProjectV2FieldCommon é implementado por

Campos para ProjectV2FieldCommon

NomeDescrição

createdAt (DateTime!)

Identifies the date and time when the object was created.

dataType (ProjectV2FieldType!)

The field's type.

databaseId (Int)

Identifies the primary key from the database.

id (ID!)

N/A

name (String!)

The project field's name.

project (ProjectV2!)

The project that contains this field.

updatedAt (DateTime!)

Identifies the date and time when the object was last updated.

ProjectV2ItemFieldValueCommon

Common fields across different project field value types.

ProjectV2ItemFieldValueCommon é implementado por

Campos para ProjectV2ItemFieldValueCommon

NomeDescrição

createdAt (DateTime!)

Identifies the date and time when the object was created.

creator (Actor)

The actor who created the item.

databaseId (Int)

Identifies the primary key from the database.

field (ProjectV2FieldConfiguration!)

The project field that contains this value.

id (ID!)

N/A

item (ProjectV2Item!)

The project item that contains this value.

updatedAt (DateTime!)

Identifies the date and time when the object was last updated.

ProjectV2Owner

Represents an owner of a project (beta).

ProjectV2Owner é implementado por

Campos para ProjectV2Owner

NomeDescrição

id (ID!)

N/A

projectV2 (ProjectV2)

Find a project by number.

Argumentos para projectV2

  • number (Int!)

    The project number.

projectsV2 (ProjectV2Connection!)

A list of projects under the owner.

Argumentos para projectsV2

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • query (String)

    A project to search for under the the owner.

ProjectV2Recent

Recent projects for the owner.

ProjectV2Recent é implementado por

Campos para ProjectV2Recent

NomeDescrição

recentProjects (ProjectV2Connection!)

Recent projects that this user has modified in the context of the owner.

Argumentos para recentProjects

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

Reactable

Represents a subject that can be reacted on.

Reactable é implementado por

Campos para Reactable

NomeDescrição

databaseId (Int)

Identifies the primary key from the database.

id (ID!)

N/A

reactionGroups ([ReactionGroup!])

A list of reactions grouped by content left on the subject.

reactions (ReactionConnection!)

A list of Reactions left on the Issue.

Argumentos para reactions

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (ReactionOrder)

    Allows specifying the order in which reactions are returned.

viewerCanReact (Boolean!)

Can user react to this subject.

RepositoryAuditEntryData

Metadata for an audit entry with action repo.*.

RepositoryAuditEntryData é implementado por

Campos para RepositoryAuditEntryData

NomeDescrição

repository (Repository)

The repository associated with the action.

repositoryName (String)

The name of the repository.

repositoryResourcePath (URI)

The HTTP path for the repository.

repositoryUrl (URI)

The HTTP URL for the repository.

RepositoryDiscussionAuthor

Represents an author of discussions in repositories.

RepositoryDiscussionAuthor é implementado por

Campos para RepositoryDiscussionAuthor

NomeDescrição

repositoryDiscussions (DiscussionConnection!)

Discussions this user has started.

Argumentos para repositoryDiscussions

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • answered (Boolean)

    Filter discussions to only those that have been answered or not. Defaults to including both answered and unanswered discussions.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (DiscussionOrder)

    Ordering options for discussions returned from the connection.

  • repositoryId (ID)

    Filter discussions to only those in a specific repository.

RepositoryDiscussionCommentAuthor

Represents an author of discussion comments in repositories.

RepositoryDiscussionCommentAuthor é implementado por

Campos para RepositoryDiscussionCommentAuthor

NomeDescrição

repositoryDiscussionComments (DiscussionCommentConnection!)

Discussion comments this user has authored.

Argumentos para repositoryDiscussionComments

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

  • onlyAnswers (Boolean)

    Filter discussion comments to only those that were marked as the answer.

    The default value is false.

  • repositoryId (ID)

    Filter discussion comments to only those in a specific repository.

RepositoryInfo

A subset of repository info.

RepositoryInfo é implementado por

Campos para RepositoryInfo

NomeDescrição

createdAt (DateTime!)

Identifies the date and time when the object was created.

description (String)

The description of the repository.

descriptionHTML (HTML!)

The description of the repository rendered to HTML.

forkCount (Int!)

Returns how many forks there are of this repository in the whole network.

hasAnonymousAccessEnabled (Boolean!)

Indicates if the repository has anonymous Git read access feature enabled.

hasDiscussionsEnabled (Boolean!)

Indicates if the repository has the Discussions feature enabled.

hasIssuesEnabled (Boolean!)

Indicates if the repository has issues feature enabled.

hasProjectsEnabled (Boolean!)

Indicates if the repository has the Projects feature enabled.

hasWikiEnabled (Boolean!)

Indicates if the repository has wiki feature enabled.

homepageUrl (URI)

The repository's URL.

isArchived (Boolean!)

Indicates if the repository is unmaintained.

isFork (Boolean!)

Identifies if the repository is a fork.

isInOrganization (Boolean!)

Indicates if a repository is either owned by an organization, or is a private fork of an organization repository.

isLocked (Boolean!)

Indicates if the repository has been locked or not.

isMirror (Boolean!)

Identifies if the repository is a mirror.

isPrivate (Boolean!)

Identifies if the repository is private or internal.

isTemplate (Boolean!)

Identifies if the repository is a template that can be used to generate new repositories.

licenseInfo (License)

The license associated with the repository.

lockReason (RepositoryLockReason)

The reason the repository has been locked.

mirrorUrl (URI)

The repository's original mirror URL.

name (String!)

The name of the repository.

nameWithOwner (String!)

The repository's name with owner.

openGraphImageUrl (URI!)

The image used to represent this repository in Open Graph data.

owner (RepositoryOwner!)

The User owner of the repository.

pushedAt (DateTime)

Identifies when the repository was last pushed to.

resourcePath (URI!)

The HTTP path for this repository.

shortDescriptionHTML (HTML!)

A description of the repository, rendered to HTML without any links in it.

Argumentos para shortDescriptionHTML

  • limit (Int)

    How many characters to return.

    The default value is 200.

updatedAt (DateTime!)

Identifies the date and time when the object was last updated.

url (URI!)

The HTTP URL for this repository.

usesCustomOpenGraphImage (Boolean!)

Whether this repository has a custom image to use with Open Graph as opposed to being represented by the owner's avatar.

visibility (RepositoryVisibility!)

Indicates the repository's visibility level.

RepositoryNode

Represents a object that belongs to a repository.

RepositoryOwner

Represents an owner of a Repository.

RepositoryOwner é implementado por

Campos para RepositoryOwner

NomeDescrição

avatarUrl (URI!)

A URL pointing to the owner's public avatar.

Argumentos para avatarUrl

  • size (Int)

    The size of the resulting square image.

id (ID!)

N/A

login (String!)

The username used to login.

repositories (RepositoryConnection!)

A list of repositories that the user owns.

Argumentos para repositories

  • affiliations ([RepositoryAffiliation])

    Array of viewer's affiliation options for repositories returned from the connection. For example, OWNER will include only repositories that the current viewer owns.

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • isFork (Boolean)

    If non-null, filters repositories according to whether they are forks of another repository.

  • isLocked (Boolean)

    If non-null, filters repositories according to whether they have been locked.

  • last (Int)

    Returns the last n elements from the list.

  • orderBy (RepositoryOrder)

    Ordering options for repositories returned from the connection.

  • ownerAffiliations ([RepositoryAffiliation])

    Array of owner's affiliation options for repositories returned from the connection. For example, OWNER will include only repositories that the organization or user being viewed owns.

repository (Repository)

Find Repository.

Argumentos para repository

  • followRenames (Boolean)

    Follow repository renames. If disabled, a repository referenced by its old name will return an error.

    The default value is true.

  • name (String!)

    Name of Repository to find.

resourcePath (URI!)

The HTTP URL for the owner.

url (URI!)

The HTTP URL for the owner.

RequirableByPullRequest

Represents a type that can be required by a pull request for merging.

RequirableByPullRequest é implementado por

Campos para RequirableByPullRequest

NomeDescrição

isRequired (Boolean!)

Whether this is required to pass before merging for a specific pull request.

Argumentos para isRequired

  • pullRequestId (ID)

    The id of the pull request this is required for.

  • pullRequestNumber (Int)

    The number of the pull request this is required for.

Starrable

Things that can be starred.

Starrable é implementado por

Campos para Starrable

NomeDescrição

id (ID!)

N/A

stargazerCount (Int!)

Returns a count of how many stargazers there are on this object.

stargazers (StargazerConnection!)

A list of users who have starred this starrable.

Argumentos para stargazers

  • after (String)

    Returns the elements in the list that come after the specified cursor.

  • before (String)

    Returns the elements in the list that come before the specified cursor.

  • first (Int)

    Returns the first n elements from the list.

  • last (Int)

    Returns the last n elements from the list.

viewerHasStarred (Boolean!)

Returns a boolean indicating whether the viewing user has starred this starrable.

Subscribable

Entities that can be subscribed to for web and email notifications.

Subscribable é implementado por

Campos para Subscribable

NomeDescrição

id (ID!)

N/A

viewerCanSubscribe (Boolean!)

Check if the viewer is able to change their subscription status for the repository.

viewerSubscription (SubscriptionState)

Identifies if the viewer is watching, not watching, or ignoring the subscribable entity.

TeamAuditEntryData

Metadata for an audit entry with action team.*.

TeamAuditEntryData é implementado por

Campos para TeamAuditEntryData

NomeDescrição

team (Team)

The team associated with the action.

teamName (String)

The name of the team.

teamResourcePath (URI)

The HTTP path for this team.

teamUrl (URI)

The HTTP URL for this team.

TopicAuditEntryData

Metadata for an audit entry with a topic.

TopicAuditEntryData é implementado por

Campos para TopicAuditEntryData

NomeDescrição

topic (Topic)

The name of the topic added to the repository.

topicName (String)

The name of the topic added to the repository.

UniformResourceLocatable

Represents a type that can be retrieved by a URL.

Updatable

Entities that can be updated.

Updatable é implementado por

Campos para Updatable

NomeDescrição

viewerCanUpdate (Boolean!)

Check if the current viewer can update this object.

UpdatableComment

Comments that can be updated.

UpdatableComment é implementado por

Campos para UpdatableComment

NomeDescrição

viewerCannotUpdateReasons ([CommentCannotUpdateReason!]!)

Reasons why the current viewer can not update this comment.

Votable

A subject that may be upvoted.

Votable é implementado por

Campos para Votable

NomeDescrição

upvoteCount (Int!)

Number of upvotes that this subject has received.

viewerCanUpvote (Boolean!)

Whether or not the current user can add or remove an upvote on this subject.

viewerHasUpvoted (Boolean!)

Whether or not the current user has already upvoted this subject.