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context.go
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context.go
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package routing
import (
"github.com/fasthttp/router"
"net/http"
)
type (
// RouterContext is a fasthttp request url routing context.
RouterContext interface {
// UrlResolver returns a UrlResolver.
UrlResolver() UrlResolver
urlFor() UrlFor
// UrlPrefix returns the URL prefix that is added across the entire routing group.
UrlPrefix() string
withRegister(
r *router.Router,
parentNames []string,
parentPaths []string,
middlewares ...Middleware,
) RouterRegistry
// BuildRouter returns a RouterRegistry for register grouped routing.
BuildRouter(errHandleMiddleware Middleware) RouterRegistry
}
routerContextImpl struct {
urlPrefix string
reverseRouter UrlFor
}
)
func (ctx *routerContextImpl) UrlResolver() UrlResolver { return ctx.reverseRouter.ToResolver() }
func (ctx *routerContextImpl) urlFor() UrlFor { return ctx.reverseRouter }
func (ctx *routerContextImpl) UrlPrefix() string { return ctx.urlPrefix }
func (ctx *routerContextImpl) withRegister(
r *router.Router,
parentNames []string,
parentPaths []string,
middlewares ...Middleware,
) RouterRegistry {
return &routerRegistryImpl{
routerContextImpl: ctx,
r: r,
middlewares: middlewares,
parentNames: parentNames,
parentPaths: parentPaths,
}
}
func (c *routerContextImpl) BuildRouter(errHandlemiddleware Middleware) RouterRegistry {
r := router.New()
r.RedirectTrailingSlash = true
r.RedirectFixedPath = true
r.HandleOPTIONS = false
r.HandleMethodNotAllowed = true
if errHandlemiddleware != nil {
r.NotFound = JustCode(http.StatusNotFound, errHandlemiddleware)
r.MethodNotAllowed = JustCode(http.StatusMethodNotAllowed, errHandlemiddleware)
}
return &routerRegistryImpl{routerContextImpl: c, r: r}
}
// NewRouterContext returns a RouterContext.
func NewRouterContext(
urlPrefix string,
reverseRouter UrlFor,
) (ctx RouterContext) {
return &routerContextImpl{
urlPrefix: urlPrefix,
reverseRouter: reverseRouter,
}
}