open-nomad/vendor/github.com/docker/cli/opts/quotedstring.go
Nick Ethier 66ff12e5f7 Update runc/libcontainer and friends (#4655)
* vendor: bump libcontainer and docker to remove Sirupsen imports

* vendor: fix bad vendoring of archive package

* vendor: fix api changes to cgroups in executor

* vendor: fix docker api changes

* vendor: update github.com/Azure/go-ansiterm to use non capitalized logrus import
2018-10-16 16:53:30 -07:00

38 lines
806 B
Go

package opts
// QuotedString is a string that may have extra quotes around the value. The
// quotes are stripped from the value.
type QuotedString struct {
value *string
}
// Set sets a new value
func (s *QuotedString) Set(val string) error {
*s.value = trimQuotes(val)
return nil
}
// Type returns the type of the value
func (s *QuotedString) Type() string {
return "string"
}
func (s *QuotedString) String() string {
return *s.value
}
func trimQuotes(value string) string {
lastIndex := len(value) - 1
for _, char := range []byte{'\'', '"'} {
if value[0] == char && value[lastIndex] == char {
return value[1:lastIndex]
}
}
return value
}
// NewQuotedString returns a new quoted string option
func NewQuotedString(value *string) *QuotedString {
return &QuotedString{value: value}
}