Method can_javelin

battlecode-engine/src/world.rs:1484–1486

Whether the knight can javelin the given robot, without taking into account the knight's ability heat. Takes into account only the knight's ability range, and the location of the robot.

(&self, knight_id: UnitID, target_id: UnitID)

    /// account the knight's ability heat. Takes into account only the knight's
    /// ability range, and the location of the robot.
    pub fn can_javelin(&self, knight_id: UnitID, target_id: UnitID) -> bool {
        self.ok_if_can_javelin(knight_id, target_id).is_ok()
    }

    fn ok_if_javelin_ready(&self, knight_id: UnitID) -> Result<(), GameError> {
        let knight = self.my_unit(knight_id)?;