github.com/DaAlbrecht/cf-cli@v0.0.0-20231128151943-1fe19bb400b9/command/flag/revision.go (about) 1 package flag 2 3 import ( 4 "code.cloudfoundry.org/cli/types" 5 flags "github.com/jessevdk/go-flags" 6 ) 7 8 type Revision struct { 9 types.NullInt 10 } 11 12 func (i *Revision) UnmarshalFlag(val string) error { 13 err := i.ParseStringValue(val) 14 if err != nil { 15 return &flags.Error{ 16 Type: flags.ErrRequired, 17 Message: "invalid argument for flag '--revision' (expected int > 0)", 18 } 19 } 20 if i.Value < 1 { 21 if i.Value == 0 && i.IsSet == false { 22 return nil 23 } 24 return &flags.Error{ 25 Type: flags.ErrRequired, 26 Message: "invalid argument for flag '--revision' (expected int > 0)", 27 } 28 } 29 return nil 30 } 31 32 func (i *Revision) IsValidValue(val string) error { 33 return i.UnmarshalFlag(val) 34 }