Function dumpExpr

src/e9tool/e9action.cpp:1542–1808

* Dump a match expression. */

 * Dump a match expression.
 */
static void dumpExpr(const MatchExpr &expr, std::string &str, bool hex = false)
{
    switch (expr.op)
    {
        case MATCH_OP_DEFINED:
            str += "defined(";
            dumpExpr(*expr.lhs, str);
            str += ')';
            return;
        case MATCH_OP_NOT:
            str += '!';
            dumpExpr(*expr.lhs, str);
            return;
        case MATCH_OP_NEG:
            str += '-';
            dumpExpr(*expr.lhs, str);
            return;
        case MATCH_OP_BIT_NOT:
            str += '~';
            dumpExpr(*expr.lhs, str);
            return;
        case MATCH_OP_BIT_AND: case MATCH_OP_BIT_OR: case MATCH_OP_BIT_XOR:
            hex = true;
            // Fallthrough:
        case MATCH_OP_AND: case MATCH_OP_OR:
        case MATCH_OP_EQ: case MATCH_OP_NEQ:
        case MATCH_OP_LT: case MATCH_OP_LEQ:
        case MATCH_OP_GT: case MATCH_OP_GEQ:
        case MATCH_OP_IN:
        case MATCH_OP_ADD: case MATCH_OP_SUB:
        case MATCH_OP_MUL: case MATCH_OP_DIV: case MATCH_OP_MOD:
        case MATCH_OP_LSHIFT: case MATCH_OP_RSHIFT:
            str += '(';
            dumpExpr(*expr.lhs, str, hex);
            switch (expr.op)
            {
                case MATCH_OP_AND:
                    str += " && "; break;
                case MATCH_OP_OR:
                    str += " || "; break;
                case MATCH_OP_EQ:
                    str += " == "; break;
                case MATCH_OP_NEQ:
                    str += " != "; break;
                case MATCH_OP_LT:
                    str += " < "; break;
                case MATCH_OP_LEQ:
                    str += " <= "; break;
                case MATCH_OP_GT:
                    str += " > "; break;
                case MATCH_OP_GEQ:
                    str += " >= "; break;
                case MATCH_OP_IN:
                    str += " in "; break;
                case MATCH_OP_ADD:
                    str += '+'; break;
                case MATCH_OP_SUB:
                    str += '-'; break;