Method PathParams

expr/http_endpoint.go:145–163

PathParams computes a mapped attribute containing the subset of e.Params that describe path parameters.

()

// PathParams computes a mapped attribute containing the subset of e.Params that
// describe path parameters.
func (e *HTTPEndpointExpr) PathParams() *MappedAttributeExpr {
	obj := Object{}
	v := &ValidationExpr{}
	pat := e.Params.Attribute() // need "attribute:name" style keys
	for _, r := range e.Routes {
		for _, p := range r.Params() {
			att := pat.Find(p)
			if att == nil {
				continue
			}
			obj.Set(p, att)
			if e.Params.IsRequired(p) {
				v.AddRequired(p)
			}
		}
	}
	at := &AttributeExpr{Type: &obj, Validation: v}
	return NewMappedAttributeExpr(at)
}

// QueryParams computes a mapped attribute containing the subset of e.Params
// that describe query parameters.