migrate/util.go

63 lines
1.3 KiB
Go

package migrate
import (
"fmt"
nurl "net/url"
"strings"
)
// MultiError holds multiple errors.
//
// Deprecated: Use github.com/hashicorp/go-multierror instead
type MultiError struct {
Errs []error
}
// NewMultiError returns an error type holding multiple errors.
//
// Deprecated: Use github.com/hashicorp/go-multierror instead
//
func NewMultiError(errs ...error) MultiError {
compactErrs := make([]error, 0)
for _, e := range errs {
if e != nil {
compactErrs = append(compactErrs, e)
}
}
return MultiError{compactErrs}
}
// Error implements error. Multiple errors are concatenated with 'and's.
func (m MultiError) Error() string {
var strs = make([]string, 0)
for _, e := range m.Errs {
if len(e.Error()) > 0 {
strs = append(strs, e.Error())
}
}
return strings.Join(strs, " and ")
}
// suint safely converts int to uint
// see https://goo.gl/wEcqof
// see https://goo.gl/pai7Dr
func suint(n int) uint {
if n < 0 {
panic(fmt.Sprintf("suint(%v) expects input >= 0", n))
}
return uint(n)
}
// FilterCustomQuery filters all query values starting with `x-`
func FilterCustomQuery(u *nurl.URL) *nurl.URL {
ux := *u
vx := make(nurl.Values)
for k, v := range ux.Query() {
if len(k) <= 1 || (len(k) > 1 && k[0:2] != "x-") {
vx[k] = v
}
}
ux.RawQuery = vx.Encode()
return &ux
}