parsnip_helpers.h

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#pragma once
 
namespace Parsnip {
 
    extern const char hex_digits[];
 
    static inline char hexdigit (int digit) {
        assert (digit >= 0 && digit <= 15);
        return hex_digits[digit];
    }
 
    static inline void do_indent (std::ostream &target, int amount) {
        for (int i = 0; i < amount; i++) {
            target << ' ';
        }
    }
 
    static inline void do_newline (std::ostream &target, int amount) {
        if (amount >= 0) {
            target << std::endl;
        }
    }
 
}  // namespace Parsnip