C++ (Cpp) createUnaryExpression示例

示例#1

文件： rppexpressionbuilder.cpp 项目： PNIDigitalMedia/emscripten-qt

Expression *ExpressionBuilder::unary_expression()
{
    switch (next()) {
    case '+':
        return createUnaryExpression('+', unary_expression());
    case '-':
        return createUnaryExpression('-',  unary_expression());
    case '!':
        return createUnaryExpression('!',  unary_expression());
    case '~':
        return createUnaryExpression('~', unary_expression());
    case Token_defined:
    {
        int identifierIndex  = 0;
        if (test(Token_identifier)) {
            identifierIndex = i - 1;
        } else if (test('(')) {
            if (test(Token_identifier))
                identifierIndex = i -1;
            test(')');
        }
        return createMacroReference(MacroReference::DefinedRef, createTokenList(identifierIndex));
    }
    default:
        prev();
        return primary_expression();
    }
}

示例#2

文件： byteassembler.c 项目： mesham/epython

struct memorycontainer* createNotExpression(struct memorycontainer* expression) {
	return createUnaryExpression(NOT_TOKEN, expression);
}