API Reference

This is a practical app-builder inventory, not a raw signature dump.

The preferred package surface for normal app code is:

• github.com/vango-go/vango

• github.com/vango-go/vango/setup

• github.com/vango-go/vango/el

Core vango types

You will use these most often:

• App

• Config

• Ctx

• ActionCtx

• SetupCtx[P]

• RenderFn

• Signal[T]

• Memo[T]

• Resource[T]

• Action[A, R]

• SessionKey[T]

• Slot

• VNode

• NoProps

• Response[T]

• PagedResponse[T]

Core constructors and helpers

• Setup(...)

• New(...)

• MustNew(...)

• NewSessionKey(...)

• Default(...)

• UseCtx()

• RuntimeScripts(...)

• Children(...)

• PreventDefault(...)

• Tx(...)

• TxNamed(...)

• Timeout(...)

• Interval(...)

• Subscribe(...)

• GoLatest(...)

Resource and Action helpers

Resource matchers:

• OnPending(...)

• OnLoading(...)

• OnLoadingOrPending(...)

• OnReady(...)

• OnError(...)

Action matchers:

• OnActionIdle(...)

• OnActionRunning(...)

• OnActionSuccess(...)

• OnActionError(...)

Action concurrency options:

• CancelLatest()

• DropWhileRunning()

• Queue(n)

Response helpers

• OK(...)

• Created(...)

• Accepted(...)

• NoContent[T]()

• Paginated(...)

HTTP error helpers:

• BadRequest(...)

• Unauthorized(...)

• Forbidden(...)

• NotFound(...)

• Conflict(...)

• UnprocessableEntity(...)

• InternalError(...)

• ServiceUnavailable(...)

Ctx

Common vango.Ctx operations:

• request access: Request() , Path() , Method() , Query() , QueryParam(...) , Param(...)

• response and navigation: Status(...) , SetHeader(...) , Redirect(...) , RedirectExternal(...) , Navigate(...)

• session and auth: Session() , Surface() , Shell() , AuthSession() , User() , SetUser(...) , RevalidateAuth()

• async and integration: Dispatch(...) , StdContext() , Done() , Emit(...)

• operational helpers: Logger() , Asset(...) , Mode()

setup package

State allocation:

• Signal(...)

• Memo(...)

• SharedSignal(...)

• GlobalSignal(...)

Async work:

• Resource(...)

• ResourceKeyed(...)

• Action(...)

Feature helpers:

• Form(...)

• RouteForm(...)

• URLParam(...)

• OnChange(...)

el package

Common HTML constructors:

• Html , Head , Body , Main , Header , Footer , Nav , Section , Article , Aside

• Div , Span , P , H1 through H6

• Button , Input , Textarea , Select , Option , Label , Form

• Table , Ul , Ol , Li , Img , Link , LinkEl , Script , Meta , Title

Common SVG constructors:

• Svg , Path , Circle , Rect , Line , Ellipse , Polygon , Polyline , G , Defs , Use

Common attributes and helpers:

• Class , Classes , ClassIf , ID , Name , Type , Value , Checked , Selected , Disabled , Placeholder , Href , Src

• Role , AriaLabel , AriaHidden , AriaExpanded , Data(...) , Attr(...)

• flow helpers: Fragment , If , IfElse , Unless , When , Show , Switch , Maybe

• list helpers: Range , RangeKeyed , RangeMap , Key(...)

Client-boundary helpers:

• Hook(...) , OnEvent(...) , OnEventValidated(...)

• JSIsland(...) , OnIslandMessage(...) , OnIslandMessageValidated(...)

• WASMComponent(...) , OnWASMMessage(...) , OnWASMMessageValidated(...)

Package selection map

For a package-oriented explanation of the authoring surface, see SDKs.