databricks-cli/bundle/config/interpolation/setter.go

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814 B
Go
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package interpolation
import "reflect"
// String values in maps are not addressable and therefore not settable
// through Go's reflection mechanism. This interface solves this limitation
// by wrapping the setter differently for addressable values and map values.
type setter interface {
Set(string)
}
type nilSetter struct{}
func (nilSetter) Set(_ string) {
panic("nil setter")
}
type anySetter struct {
rv reflect.Value
}
func (s anySetter) Set(str string) {
s.rv.SetString(str)
}
type mapSetter struct {
// map[string]string
m reflect.Value
// key
k reflect.Value
}
func (s mapSetter) Set(str string) {
s.m.SetMapIndex(s.k, reflect.ValueOf(str))
}
type getter interface {
Get() string
}
type anyGetter struct {
rv reflect.Value
}
func (g anyGetter) Get() string {
return g.rv.String()
}