RsBundle  Diff

        Ok(())
    }

    /// Solve the problem.
    pub fn solve(&mut self) -> Result<(), SolverError<P::Err>> {
        const LIMIT: usize = 10_000;

        // First initialize the internal data structures.
        self.init()?;

        if self.solve_iter(LIMIT)? {
            Ok(())
        } else {
            Err(SolverError::IterationLimit { limit: LIMIT })
        }
    }

    /// Solve the problem but stop after `niter` iterations.
    ///
    /// The function returns `Ok(true)` if the termination criterion
    /// has been satisfied. Otherwise it returns `Ok(false)` or an
    /// error code.
    ///
    /// If this function is called again, the solution process is
    /// continued from the previous point. Because of this one must
    /// call `init()` before the first call to this function.
    pub fn solve_iter(&mut self, niter: usize) -> Result<bool, SolverError<P::Err>> {
        // First initialize the internal data structures.
        self.init()?;

        for _ in 0..niter {
            let mut term = self.step()?;
            let changed = self.update_problem(term)?;
            // do not stop if the problem has been changed
            if changed && term == Step::Term {
                term = Step::Null
            }