Interface factory

value.rs

use value_classes::value_id::{ ValueType, ValueID };

trait Value<T> {
    fn get() -> Result<T, ()>;
    fn set(value: T) -> Result<(), ()>;
}

struct ValueBool {
    value_id: ValueID
}

impl Value<bool> for ValueBool {
    fn get() -> Result<bool, ()> {
        unimplemented!()
    }
    fn set(value: bool) -> Result<(), ()> {
        unimplemented!()
    }
}

struct ValueFloat {
    value_id: ValueID
}

impl Value<f32> for ValueFloat {
    fn get() -> Result<f32, ()> {
        unimplemented!()
    }
    fn set(value: f32) -> Result<(), ()> {
        unimplemented!()
    }
}

pub fn instance_for<T>(value_id: ValueID) -> Value<T> {
    match value_id.get_type() {
        ValueType::ValueType_Bool => {
            ValueBool {
                value_id: value_id
            }
        },
        ValueType::ValueType_Decimal => {
            ValueFloat {
                value_id: value_id
            }
        },
        _ => unimplemented!()
    }
}