小编Fad*_*ere的帖子

如果你有这样的代码,如控制台还是摇摆,你如何显示AST GUI？我的ANTLR是版本3.

CharStream stream = new ANTLRStringStream("program XLSample1 =\n" + 
            "constant one : Integer := 1;\n" + 
            "constant two : Integer := 2;\n" + 
            "var a, b,c : Integer := 42;\n" + 
            "begin\n" + 
            " x:= (12 + 6) - (7 * 41) - x mod y;\n" + 
            " y := 21;\n" + 
            "\n" + 
            "if x < 10 then\n" + 
            "  y :=2;\n" + 
            "  elseif x < 20 then\n" + 
            "  y := 20;\n" + 
            "  else\n" + …