pub trait ValueType: Sized {
// Required methods
fn try_from(v: Value) -> Result<Self, ValueTypeErr>;
fn type_name() -> String;
fn column_type() -> ColumnType;
// Provided method
fn unwrap(v: Value) -> Self { ... }
}
pub trait ValueType: Sized {
// Required methods
fn try_from(v: Value) -> Result<Self, ValueTypeErr>;
fn type_name() -> String;
fn column_type() -> ColumnType;
// Provided method
fn unwrap(v: Value) -> Self { ... }
}