func unsetPath(t *algebra.UnsetTerm, clone value.AnnotatedValue, context *Context) error {
if t.UpdateFor() != nil {
return unsetFor(t, clone, context)
}
t.Path().Unset(clone, context)
return nil
}
func unsetFor(t *algebra.UnsetTerm, clone value.AnnotatedValue, context *Context) error {
arrays, e := arraysFor(t.UpdateFor(), clone, context)
if e != nil {
return e
}
cvals, e := buildFor(t.UpdateFor(), clone, arrays, context)
if e != nil {
return e
}
when := t.UpdateFor().When()
for i := 0; i < len(cvals); i++ {
if when != nil {
w, e := when.Evaluate(cvals[i], context)
if e != nil {
return e
}
if !w.Truth() {
continue
}
}
t.Path().Unset(cvals[i], context)
}
return nil
}