ws/internal/http/upgrade/errors.go

package upgrade

import (
	"fmt"
)

// invalid request
// - multiple-value if only 1 expected
type InvalidRequest struct {
	Field  string
	Reason string
}

func (err InvalidRequest) Error() string {
	return fmt.Sprintf("Invalid field '%s': %s", err.Field, err.Reason)
}

// Request misses fields (request-line or headers)
type IncompleteRequest struct {
	MissingField string
}

func (err IncompleteRequest) Error() string {
	return fmt.Sprintf("imcomplete request, '%s' is invalid or missing", err.MissingField)
}

// Request has a violated origin policy
type InvalidOriginPolicy struct {
	Host   string
	Origin string
	err    error
}

func (err InvalidOriginPolicy) Error() string {
	return fmt.Sprintf("invalid origin policy; (host: '%s' origin: '%s' error: '%s')", err.Host, err.Origin, err.err)
}