当前位置: 首页>>代码示例>>C#>>正文


C# Antlr3.Tool.Grammar.ImportTokenVocabulary方法代码示例

本文整理汇总了C#中Antlr3.Tool.Grammar.ImportTokenVocabulary方法的典型用法代码示例。如果您正苦于以下问题:C# Antlr3.Tool.Grammar.ImportTokenVocabulary方法的具体用法?C# Antlr3.Tool.Grammar.ImportTokenVocabulary怎么用?C# Antlr3.Tool.Grammar.ImportTokenVocabulary使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Antlr3.Tool.Grammar的用法示例。


在下文中一共展示了Antlr3.Tool.Grammar.ImportTokenVocabulary方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: TestMismatchedSetError

        public void TestMismatchedSetError()
        {
            Grammar pg = new Grammar(
                "parser grammar p;\n" +
                "prog : WHILE ID LCURLY (assign)* RCURLY;\n" +
                "assign : ID ASSIGN expr SEMI ;\n" +
                "expr : INT | FLOAT | ID ;\n");
            Grammar g = new Grammar();
            g.ImportTokenVocabulary(pg);
            g.FileName = "<string>";
            g.SetGrammarContent(
                "lexer grammar t;\n" +
                "WHILE : 'while';\n" +
                "LCURLY : '{';\n" +
                "RCURLY : '}';\n" +
                "ASSIGN : '=';\n" +
                "SEMI : ';';\n" +
                "ID : ('a'..'z')+ ;\n" +
                "INT : (DIGIT)+ ;\n" +
                "FLOAT : (DIGIT)+ '.' (DIGIT)* ;\n" +
                "fragment DIGIT : '0'..'9';\n" +
                "WS : (' ')+ ;\n");
            ICharStream input = new ANTLRStringStream("while x { i=; y=3.42; z=y; }");
            Interpreter lexEngine = new Interpreter(g, input);

            FilteringTokenStream tokens = new FilteringTokenStream(lexEngine);
            tokens.SetTokenTypeChannel(g.GetTokenType("WS"), 99);
            //System.out.println("tokens="+tokens.toString());
            Interpreter parseEngine = new Interpreter(pg, tokens);
            ParseTree t = parseEngine.Parse("prog");
            string result = t.ToStringTree();
            string expecting =
                "(<grammar p> (prog while x { (assign i = (expr MismatchedSetException(10!={5,6,7})))))";
            Assert.AreEqual(expecting, result);
        }
开发者ID:mahanteshck,项目名称:antlrcs,代码行数:35,代码来源:TestInterpretedParsing.cs

示例2: TestTokensRules

        public void TestTokensRules()
        {
            Grammar pg = new Grammar(
                "parser grammar p;\n" +
                "a : (INT|FLOAT|WS)+;\n" );
            Grammar g = new Grammar();
            g.ImportTokenVocabulary( pg );
            g.FileName = "<string>";
            g.SetGrammarContent(
                "lexer grammar t;\n" +
                "INT : (DIGIT)+ ;\n" +
                "FLOAT : (DIGIT)+ '.' (DIGIT)* ;\n" +
                "fragment DIGIT : '0'..'9';\n" +
                "WS : (' ')+ {channel=99;};\n" );
            ICharStream input = new ANTLRStringStream( "123 139.52" );
            Interpreter lexEngine = new Interpreter( g, input );

            CommonTokenStream tokens = new CommonTokenStream( lexEngine );
            tokens.LT(5); // make sure it grabs all tokens
            string result = tokens.ToString();
            //System.out.println(result);
            string expecting = "123 139.52";
            Assert.AreEqual( expecting, result );
        }
开发者ID:JSchofield,项目名称:antlrcs,代码行数:24,代码来源:TestInterpretedLexing.cs

示例3: TestSimpleParse

        public void TestSimpleParse()
        {
            Grammar pg = new Grammar(
                "parser grammar p;\n" +
                "prog : WHILE ID LCURLY (assign)* RCURLY EOF;\n" +
                "assign : ID ASSIGN expr SEMI ;\n" +
                "expr : INT | FLOAT | ID ;\n");
            Grammar g = new Grammar();
            g.ImportTokenVocabulary(pg);
            g.FileName = Grammar.IGNORE_STRING_IN_GRAMMAR_FILE_NAME + "string";
            g.SetGrammarContent(
                "lexer grammar t;\n" +
                "WHILE : 'while';\n" +
                "LCURLY : '{';\n" +
                "RCURLY : '}';\n" +
                "ASSIGN : '=';\n" +
                "SEMI : ';';\n" +
                "ID : ('a'..'z')+ ;\n" +
                "INT : (DIGIT)+ ;\n" +
                "FLOAT : (DIGIT)+ '.' (DIGIT)* ;\n" +
                "fragment DIGIT : '0'..'9';\n" +
                "WS : (' ')+ ;\n");
            ICharStream input = new ANTLRStringStream("while x { i=1; y=3.42; z=y; }");
            Interpreter lexEngine = new Interpreter(g, input);

            FilteringTokenStream tokens = new FilteringTokenStream(lexEngine);
            tokens.SetTokenTypeChannel(g.GetTokenType("WS"), 99);
            //System.out.println("tokens="+tokens.toString());
            Interpreter parseEngine = new Interpreter(pg, tokens);
            ParseTree t = parseEngine.Parse("prog");
            string result = t.ToStringTree();
            string expecting =
                "(<grammar p> (prog while x { (assign i = (expr 1) ;) (assign y = (expr 3.42) ;) (assign z = (expr y) ;) } <EOF>))";
            Assert.AreEqual(expecting, result);
        }
开发者ID:mahanteshck,项目名称:antlrcs,代码行数:35,代码来源:TestInterpretedParsing.cs


注:本文中的Antlr3.Tool.Grammar.ImportTokenVocabulary方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。