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package prep
// this is a work in progress
// Versioned is the interface that the destination struct should implement to
// make a version string appear at the top of the help message.
type appnameI interface {
// Version returns the version string that will be printed on a line by itself
// at the top of the help message.
Appname() string
}
// deprecate
type autoFuncI interface {
// Version returns the version string that will be printed on a line by itself
// at the top of the help message.
DoAutoComplete(*Auto)
}
type sendCompletionStringsI interface {
// Version returns the version string that will be printed on a line by itself
// at the top of the help message.
SendCompletionStrings(*Auto)
}
type buildtimeI interface {
Buildtime() (string, string)
}
type examplesI interface {
// Version returns the version string that will be printed on a line by itself
// at the top of the help message.
Examples() string
}
type guiI interface {
// Version returns the version string that will be printed on a line by itself
// at the top of the help message.
ArgvGui() error
}
type exitI interface {
// allows a custom app Exit()
Exit()
}
// Described is the interface that the destination struct should implement to
func findAppInfo(tmp interface{}) {
if tmp, ok := tmp.(appnameI); ok {
myAuto.ARGNAME = tmp.Appname()
} else {
panic("you must define in your app the function: (argv) func Appname() string")
}
if tmp, ok := tmp.(buildtimeI); ok {
myAuto.buildtime = tmp.Buildtime
myAuto.BUILDTIME, myAuto.VERSION = myAuto.buildtime()
} else {
// panic("your app is missing (argv) func Buildtime() (string, string)")
}
if tmp, ok := tmp.(examplesI); ok {
myAuto.examples = tmp.Examples
}
if tmp, ok := tmp.(guiI); ok {
myAuto.guiFunc = tmp.ArgvGui
} else {
// panic("you must add this function to argv.go: (argv) func ArgvGui() error")
}
if tmp, ok := tmp.(autoFuncI); ok {
myAuto.autoFunc = tmp.DoAutoComplete
} else {
// panic("you need to make the function argv.DoAutoComplete()")
}
if tmp, ok := tmp.(sendCompletionStringsI); ok {
myAuto.autoFunc = tmp.SendCompletionStrings
} else {
// panic("you need to make the function argv.DoAutoComplete()")
}
if tmp, ok := tmp.(exitI); ok {
myAuto.appExit = tmp.Exit
} else {
// panic("you need to make the function argv.Exit()")
}
}
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