Method lookup

flag.go:399–401

lookup returns the Flag structure of the named flag, returning nil if none exists.

(name NormalizedName)

// lookup returns the Flag structure of the named flag, returning nil if none exists.
func (f *FlagSet) lookup(name NormalizedName) *Flag {
	return f.formal[name]
}

// func to return a given type for a given flag name
func (f *FlagSet) getFlagType(name string, ftype string, convFunc func(sval string) (interface{}, error)) (interface{}, error) {