src/util/escaped.h

/*
Copyright (c) 2013 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.

Author: Leonardo de Moura
*/
#pragma once

#include <iostream>

namespace lean {
/**
   \brief Helper class for printing quoted strings.
   For example, the string <tt>foo\"bla</tt> is displayed as <tt>"foo\"bla"</tt>.
*/
class escaped {
    char const * m_str;
    bool         m_trim_nl; // if true -> eliminate '\n' in the end of m_str.
    unsigned     m_indent;
    char const * end() const;
public:
    escaped(char const * str, bool trim_nl = false, unsigned indent = 0):m_str(str), m_trim_nl(trim_nl), m_indent(indent) {}
    friend std::ostream & operator<<(std::ostream & out, escaped const & s);
};
}