Method cast_op

crates/gitql-core/src/values/boolean.rs:290–298

(&self, target_type: &Box<dyn DataType>)

    }

    fn cast_op(&self, target_type: &Box<dyn DataType>) -> Result<Box<dyn Value>, String> {
        // Cast to Int Type
        if target_type.is_int() {
            let value = if self.value { 1 } else { 0 };
            return Ok(Box::new(IntValue { value }));
        }

        Err("Unexpected value to perform `CAST` with".to_string())
    }
}