예제 #1
0
        public void TestMessageStringificationIsConsistent()
        {
            string action = "$other.tree = null;";
            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar a;\n" +
                "options { output = AST;}" +
                "otherrule\n" +
                "    : 'y' ;" +
                "rule\n" +
                "    : other=otherrule {" + action + "}\n" +
                "    ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator,
                                                                        "rule",
                                                                        new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string rawTranslation =
                translator.Translate();

            int expectedMsgID = ErrorManager.MSG_WRITE_TO_READONLY_ATTR;
            object expectedArg = "other";
            object expectedArg2 = "tree";
            GrammarSemanticsMessage expectedMessage =
                new GrammarSemanticsMessage( expectedMsgID, g, null, expectedArg, expectedArg2 );
            string expectedMessageString = expectedMessage.ToString();
            Assert.AreEqual( expectedMessageString, expectedMessage.ToString() );
        }
예제 #2
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        public void TestMessageStringificationIsConsistent() /*throws Exception*/
        {
            string     action = "$other.tree = null;";
            ErrorQueue equeue = new ErrorQueue();

            ErrorManager.SetErrorListener(equeue);
            Grammar g = new Grammar(
                "grammar a;\n" +
                "options { output = AST;}" +
                "otherrule\n" +
                "    : 'y' ;" +
                "rule\n" +
                "    : other=otherrule {" + action + "}\n" +
                "    ;");
            AntlrTool     antlr     = newTool();
            CodeGenerator generator = new CodeGenerator(antlr, g, "Java");

            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator(generator,
                                                               "rule",
                                                               new CommonToken(ANTLRParser.ACTION, action), 1);
            string rawTranslation =
                translator.Translate();

            int    expectedMsgID = ErrorManager.MSG_WRITE_TO_READONLY_ATTR;
            object expectedArg   = "other";
            object expectedArg2  = "tree";
            GrammarSemanticsMessage expectedMessage =
                new GrammarSemanticsMessage(expectedMsgID, g, null, expectedArg, expectedArg2);
            string expectedMessageString = expectedMessage.ToString();

            Assert.AreEqual(expectedMessageString, expectedMessage.ToString());
        }
예제 #3
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        public void TestTemplateConstructor() /*throws Exception*/
        {
            string action    = "x = %foo(name={$ID.text});";
            string expecting = "x = templateLib.getInstanceOf(\"foo\"," +
                               LINE_SEP + "  new STAttrMap().put(\"name\", (ID1!=null?ID1.getText():null)));";

            ErrorQueue equeue = new ErrorQueue();

            ErrorManager.SetErrorListener(equeue);
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n");
            AntlrTool     antlr     = newTool();
            CodeGenerator generator = new CodeGenerator(antlr, g, "Java");

            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator(generator,
                                     "a",
                                     new CommonToken(ANTLRParser.ACTION, action), 1);
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup(".", typeof(AngleBracketTemplateLexer));
            StringTemplate actionST = new StringTemplate(templates, rawTranslation);
            string         found    = actionST.ToString();

            assertNoErrors(equeue);

            assertEquals(expecting, found);
        }
예제 #4
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        public void TestSetAttr() /*throws Exception*/
        {
            string action    = "%x.y = z;";
            string expecting = "(x).setAttribute(\"y\", z);";

            ErrorQueue equeue = new ErrorQueue();

            ErrorManager.SetErrorListener(equeue);
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n");
            AntlrTool     antlr     = newTool();
            CodeGenerator generator = new CodeGenerator(antlr, g, "Java");

            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator(generator,
                                     "a",
                                     new CommonToken(ANTLRParser.ACTION, action), 1);
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup(".", typeof(AngleBracketTemplateLexer));
            StringTemplate actionST = new StringTemplate(templates, rawTranslation);
            string         found    = actionST.ToString();

            assertNoErrors(equeue);

            assertEquals(expecting, found);
        }
예제 #5
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        public void TestTemplateConstructorNoArgs() /*throws Exception*/
        {
            string action    = "x = %foo();";
            string expecting = "x = templateLib.getInstanceOf(\"foo\");";

            ErrorQueue equeue = new ErrorQueue();

            ErrorManager.SetErrorListener(equeue);
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n");
            AntlrTool     antlr     = newTool();
            CodeGenerator generator = new CodeGenerator(antlr, g, "Java");

            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator(generator,
                                     "a",
                                     new CommonToken(ANTLRParser.ACTION, action), 1);
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup();
            StringTemplate actionST = new StringTemplate(templates, rawTranslation);
            string         found    = actionST.Render();

            assertNoErrors(equeue);

            Assert.AreEqual(expecting, found);
        }
예제 #6
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        public void TestSetAttrOfExpr() /*throws Exception*/
        {
            string action    = "%{foo($ID.text).getST()}.y = z;";
            string expecting = "(foo((ID1!=null?ID1.getText():null)).getST()).setAttribute(\"y\", z);";

            ErrorQueue equeue = new ErrorQueue();

            ErrorManager.SetErrorListener(equeue);
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n");
            AntlrTool     antlr     = newTool();
            CodeGenerator generator = new CodeGenerator(antlr, g, "Java");

            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator(generator,
                                                               "a",
                                                               new CommonToken(ANTLRParser.ACTION, action), 1);
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup();
            StringTemplate actionST = new StringTemplate(templates, rawTranslation);
            string         found    = actionST.Render();

            assertNoErrors(equeue);

            Assert.AreEqual(expecting, found);
        }
예제 #7
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        public void TestReuseExistingListLabelWithImplicitTokenLabel()
        {
            string action = "$ID.text;";
            string expecting = "(x!=null?x.getText():null);";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a : x+=ID {" + action + "} ;" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            antlr.SetOutputDirectory( null ); // write to /dev/null
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer();

            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #8
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        public void TestArguments()
        {
            string action = "$i; $i.x; $u; $u.x";
            string expecting = "i; i.x; u; u.x";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a[User u, int i]\n" +
                "        : {" + action + "}\n" +
                "        ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #9
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 public void TestEscapedLessThanInAction()
 {
     Grammar g = new Grammar();
     AntlrTool antlr = newTool();
     CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
     string action = "i<3; '<xmltag>'";
     ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                  new CommonToken( ANTLRParser.ACTION, action ), 0 );
     string expecting = action;
     string rawTranslation =
         translator.Translate();
     StringTemplateGroup templates =
         new StringTemplateGroup();
     StringTemplate actionST = new StringTemplate( templates, "<action>" );
     actionST.SetAttribute( "action", rawTranslation );
     string found = actionST.Render();
     Assert.AreEqual( expecting, found );
 }
예제 #10
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        public void TestFullyQualifiedRefToCurrentRuleParameter()
        {
            string action = "$a.i;";
            string expecting = "i;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a[int i]: {" + action + "}\n" +
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #11
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        public void Test0IndexedGlobalScope()
        {
            string action = "$Symbols[0]::names.add($id.text);";
            string expecting =
                "((Symbols_scope)Symbols_stack.elementAt(0)).names.add((id!=null?id.getText():null));";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "scope Symbols {\n" +
                "  int n;\n" +
                "  List names;\n" +
                "}\n" +
                "a scope Symbols; : (id=ID ';' {" + action + "} )+\n" +
                "  ;\n" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #12
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        public void TestDynamicRuleScopeRefInSubrule()
        {
            string action = "$a::n;";
            string expecting = "((a_scope)a_stack.peek()).n;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a\n" +
                "scope {\n" +
                "  float n;\n" +
                "} : b ;\n" +
                "b : {" + action + "}\n" +
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "b",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #13
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        public void TestSimplePlusEqualLabel()
        {
            string action = "$ids.size();"; // must be qualified
            string expecting = "list_ids.size();";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a : ids+=ID ( COMMA ids+=ID {" + action + "})* ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator( generator,
                                          "a",
                                          new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #14
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        public void TestComplicatedSingleArgParsing()
        {
            string action = "(*a).foo(21,33,\",\")";
            string expecting = "(*a).foo(21,33,\",\")";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );

            // now check in actual grammar.
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a[User u, int i]\n" +
                "        : A a[" + action + "] B\n" +
                "        ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string rawTranslation = translator.Translate();
            Assert.AreEqual( expecting, rawTranslation );

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #15
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        public void TestSettingLexerRulePropertyRefs()
        {
            string action = "$text $type=1 $line=1 $pos=1 $channel=1 $index";
            string expecting = "getText() _type=1 state.tokenStartLine=1 state.tokenStartCharPositionInLine=1 _channel=1 -1";
            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "lexer grammar t;\n" +
                "R : 'r' {" + action + "};\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator( generator,
                                          "R",
                                          new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #16
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        public void TestSharedGlobalScope()
        {
            string action = "$Symbols::x;";
            string expecting = "((Symbols_scope)Symbols_stack.peek()).x;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "scope Symbols {\n" +
                "  String x;\n" +
                "}\n" +
                "a\n" +
                "scope { int y; }\n" +
                "scope Symbols;\n" +
                " : b {" + action + "}\n" +
                " ;\n" +
                "b : ID {$Symbols::x=$ID.text} ;\n" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #17
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        public void TestScopeAndAttributeWithUnderscore()
        {
            string action = "$foo_bar::a_b;";
            string expecting = "((foo_bar_scope)foo_bar_stack.peek()).a_b;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "scope foo_bar {\n" +
                "  int a_b;\n" +
                "}\n" +
                "a scope foo_bar; : (ID {" + action + "} )+\n" +
                "  ;\n" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual( expecting, found );

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #18
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        public void TestRuleScopeOutsideRule()
        {
            string action = "public void foo() {$a::name;}";
            string expecting = "public void foo() {((a_scope)a_stack.peek()).name;}";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "@members {" + action + "}\n" +
                "a\n" +
                "scope { String name; }\n" +
                "  : {foo();}\n" +
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator,
                                                                         null,
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 0 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #19
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        public void TestRuleRefWithDynamicScope()
        {
            string action = "$field::x = $field.st;";
            string expecting = "((field_scope)field_stack.peek()).x = retval.st;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar a;\n" +
                "field\n" +
                "scope { StringTemplate x; }\n" +
                "    :   'y' {" + action + "}\n" +
                "    ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator,
                                                                         "field",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #20
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        public void TestAssignToOwnRulenameAttr()
        {
            string action = "$rule.tree = null;";
            string expecting = "retval.tree = null;";
            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar a;\n" +
                "rule\n" +
                "    : 'y' {" + action + "}\n" +
                "    ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator,
                                                                         "rule",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #21
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        public void TestStringArgParsing()
        {
            string action = "34, '{', \"it's<\", '\"', \"\\\"\", 19";
            string expecting = "34, '{', \"it's<\", '\"', \"\\\"\", 19";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );

            // now check in actual grammar.
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a[User u, int i]\n" +
                "        : A a[" + action + "] B\n" +
                "        ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string rawTranslation = translator.Translate();
            Assert.AreEqual( expecting, rawTranslation );

            //IList<String> expectArgs = new List<String>() {
            //    {add("34");}
            //    {add("'{'");}
            //    {add("\"it's<\"");}
            //    {add("'\"'");}
            //    {add("\"\\\"\"");} // that's "\""
            //    {add("19");}
            //};
            IList<string> expectArgs = new List<string>( new string[]
            {
                "34",
                "'{'",
                "\"it's<\"",
                "'\"'",
                "\"\\\"\"", // that's "\""
                "19"
            } );

            List<string> actualArgs = CodeGenerator.GetListOfArgumentsFromAction( action, ',' );
            //Assert.AreEqual( "args mismatch", expectArgs, actualArgs );
            Assert.IsTrue(expectArgs.SequenceEqual(actualArgs), "args mismatch");

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #22
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        public void TestComplicatedArgParsingWithTranslation()
        {
            string action = "x, $A.text+\"3242\", (*$A).foo(21,33), 3.2+1, '\\n', " +
                            "\"a,oo\\nick\", {bl, \"fdkj\"eck}";
            string expecting = "x, (A1!=null?A1.getText():null)+\"3242\", (*A1).foo(21,33), 3.2+1, '\\n', \"a,oo\\nick\", {bl, \"fdkj\"eck}";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );

            // now check in actual grammar.
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a[User u, int i]\n" +
                "        : A a[" + action + "] B\n" +
                "        ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #23
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        public void TestTokenLabelFromMultipleAlts()
        {
            string action = "$ID.text;"; // must be qualified
            string action2 = "$INT.text;"; // must be qualified
            string expecting = "(ID1!=null?ID1.getText():null);";
            string expecting2 = "(INT2!=null?INT2.getText():null);";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a : ID {" + action + "}\n" +
                "  | INT {" + action2 + "}\n" +
                "  ;\n" +
                "ID : 'a';\n" +
                "INT : '0';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
            translator = new ActionTranslator( generator,
                                                   "a",
                                                   new CommonToken( ANTLRParser.ACTION, action2 ), 2 );
            found = translator.Translate();
            Assert.AreEqual( expecting2, found );

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #24
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 public void TestDoNotTranslateAttributeCompare()
 {
     string action = "$a.line == $b.line";
     string expecting = "(a!=null?a.getLine():0) == (b!=null?b.getLine():0)";
     ErrorQueue equeue = new ErrorQueue();
     ErrorManager.SetErrorListener( equeue );
     Grammar g = new Grammar(
             "lexer grammar a;\n" +
             "RULE:\n" +
             "     a=ID b=ID {" + action + "}" +
             "    ;\n" +
             "ID : 'id';"
     );
     AntlrTool antlr = newTool();
     CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
     g.CodeGenerator = generator;
     generator.GenRecognizer();
     ActionTranslator translator = new ActionTranslator( generator,
                                                                  "RULE",
                                                                  new CommonToken( ANTLRParser.ACTION, action ), 1 );
     string found = translator.Translate();
     Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
     Assert.AreEqual( expecting, found );
 }
예제 #25
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        public void TestTokenLabels()
        {
            string action = "$id; $f; $id.text; $id.getText(); $id.dork " +
                            "$id.type; $id.line; $id.pos; " +
                            "$id.channel; $id.index;";
            string expecting = "id; f; (id!=null?id.getText():null); id.getText(); id.dork (id!=null?id.getType():0); (id!=null?id.getLine():0); (id!=null?id.getCharPositionInLine():0); (id!=null?id.getChannel():0); (id!=null?id.getTokenIndex():0);";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "parser grammar t;\n" +
                "a : id=ID f=FLOAT {" + action + "}\n" +
                "  ;" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #26
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 public void TestDoNotTranslateScopeAttributeCompare()
 {
     string action = "if ($rule::foo == \"foo\" || 1) { System.out.println(\"ouch\"); }";
     string expecting = "if (((rule_scope)rule_stack.peek()).foo == \"foo\" || 1) { System.out.println(\"ouch\"); }";
     ErrorQueue equeue = new ErrorQueue();
     ErrorManager.SetErrorListener( equeue );
     Grammar g = new Grammar(
             "grammar a;\n" +
             "rule\n" +
             "scope {\n" +
             "   String foo;" +
             "} :\n" +
             "     twoIDs" +
             "    ;\n" +
             "twoIDs:\n" +
             "    ID ID {" + action + "}\n" +
             "    ;\n" +
             "ID : 'id';"
     );
     AntlrTool antlr = newTool();
     CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
     g.CodeGenerator = generator;
     generator.GenRecognizer();
     ActionTranslator translator = new ActionTranslator( generator,
                                                                  "twoIDs",
                                                                  new CommonToken( ANTLRParser.ACTION, action ), 1 );
     string rawTranslation =
         translator.Translate();
     // check that we didn't use scopeSetAttributeRef int translation!
     bool foundScopeSetAttributeRef = false;
     for ( int i = 0; i < translator.chunks.Count; i++ )
     {
         object chunk = translator.chunks[i];
         if ( chunk is StringTemplate )
         {
             if ( ( (StringTemplate)chunk ).Name.Equals( "/scopeSetAttributeRef" ) )
             {
                 foundScopeSetAttributeRef = true;
             }
         }
     }
     Assert.IsFalse(foundScopeSetAttributeRef, "action translator used scopeSetAttributeRef template in comparison!");
     StringTemplateGroup templates =
         new StringTemplateGroup();
     StringTemplate actionST = new StringTemplate( templates, rawTranslation );
     string found = actionST.Render();
     Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
     Assert.AreEqual( expecting, found );
 }
예제 #27
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        public void TestTemplateConstructorNoArgs()
        {
            string action = "x = %foo();";
            string expecting = "x = templateLib.getInstanceOf(\"foo\");";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator( generator,
                                            "a",
                                            new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup();
            StringTemplate actionST = new StringTemplate( templates, rawTranslation );
            string found = actionST.Render();

            assertNoErrors( equeue );

            Assert.AreEqual( expecting, found );
        }
예제 #28
0
        public void TestDynamicScopeRefOkEvenThoughRuleRefExists()
        {
            string action = "$b::n;";
            string expecting = "((b_scope)b_stack.peek()).n;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "s : b ;\n" +
                "b\n" +
                "scope {\n" +
                "  int n;\n" +
                "} : '(' b ')' {" + action + "}\n" + // refers to current invocation's n
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator, "b",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #29
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        public void TestReturnValueWithNumber()
        {
            string action = "$x.i1";
            string expecting = "x";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a returns [int i1]\n" +
                "        : 'a'\n" +
                "        ;\n" +
                "b : x=a {" + action + "} ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator( generator,
                                          "b",
                                          new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #30
0
 public void TestEscaped_InAction()
 {
     string action = "int \\$n; \"\\$in string\\$\"";
     string expecting = "int $n; \"$in string$\"";
     Grammar g = new Grammar(
         "parser grammar t;\n" +
         "@members {" + action + "}\n" +
         "a[User u, int i]\n" +
         "        : {" + action + "}\n" +
         "        ;" );
     AntlrTool antlr = newTool();
     CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
     g.CodeGenerator = generator;
     generator.GenRecognizer(); // forces load of templates
     ActionTranslator translator =
         new ActionTranslator( generator,
                                   "a",
                                   new CommonToken( ANTLRParser.ACTION, action ), 0 );
     string found = translator.Translate();
     Assert.AreEqual( expecting, found );
 }
예제 #31
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        public void TestUnqualifiedRuleScopeAttribute()
        {
            string action = "$n;"; // must be qualified
            string expecting = "$n;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a\n" +
                "scope {\n" +
                "  int n;\n" +
                "} : b\n" +
                "  ;\n" +
                "b : {'+action+'}\n" +
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            ActionTranslator translator =
                new ActionTranslator( generator,
                                          "b",
                                          new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            int expectedMsgID = ErrorManager.MSG_UNKNOWN_SIMPLE_ATTRIBUTE;
            object expectedArg = "n";
            object expectedArg2 = null;
            GrammarSemanticsMessage expectedMessage =
                new GrammarSemanticsMessage( expectedMsgID, g, null, expectedArg, expectedArg2 );
            checkError( equeue, expectedMessage );
        }
예제 #32
0
        public void TestSetAttrOfExpr()
        {
            string action = "%{foo($ID.text).getST()}.y = z;";
            string expecting = "(foo((ID1!=null?ID1.getText():null)).getST()).setAttribute(\"y\", z);";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "options {\n" +
                "    output=template;\n" +
                "}\n" +
                "\n" +
                "a : ID {" + action + "}\n" +
                "  ;\n" +
                "\n" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator = new ActionTranslator( generator,
                                                                         "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string rawTranslation =
                translator.Translate();
            StringTemplateGroup templates =
                new StringTemplateGroup();
            StringTemplate actionST = new StringTemplate( templates, rawTranslation );
            string found = actionST.Render();

            assertNoErrors( equeue );

            Assert.AreEqual( expecting, found );
        }
예제 #33
0
        public void TestReturnWithMultipleRuleRefs()
        {
            string action1 = "$obj = $rule2.obj;";
            string action2 = "$obj = $rule3.obj;";
            string expecting1 = "obj = rule21;";
            string expecting2 = "obj = rule32;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "rule1 returns [ Object obj ]\n" +
                ":	rule2 { " + action1 + " }\n" +
                "|	rule3 { " + action2 + " }\n" +
                ";\n" +
                "rule2 returns [ Object obj ]\n" +
                ":	foo='foo' { $obj = $foo.text; }\n" +
                ";\n" +
                "rule3 returns [ Object obj ]\n" +
                ":	bar='bar' { $obj = $bar.text; }\n" +
                ";" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            int i = 0;
            string action = action1;
            string expecting = expecting1;
            do
            {
                ActionTranslator translator = new ActionTranslator( generator, "rule1",
                                                                             new CommonToken( ANTLRParser.ACTION, action ), i + 1 );
                string found = translator.Translate();
                Assert.AreEqual(expecting, found);
                action = action2;
                expecting = expecting2;
            } while ( i++ < 1 );
            Assert.AreEqual(0, equeue.errors.Count, "unexpected errors: " + equeue);
        }
예제 #34
0
        public void TestTokenRefTreeProperty()
        {
            string action = "$ID.tree;";
            string expecting = "ID1_tree;";

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "a : ID {" + action + "} ;" +
                "ID : 'a';\n" );
            AntlrTool antlr = newTool();
            antlr.SetOutputDirectory( null ); // write to /dev/null
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer();

            ActionTranslator translator = new ActionTranslator( generator, "a",
                                                                         new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);
        }
예제 #35
0
        public void TestUnknownGlobalDynamicAttribute()
        {
            string action = "$Symbols::x";
            string expecting = action;

            ErrorQueue equeue = new ErrorQueue();
            ErrorManager.SetErrorListener( equeue );
            Grammar g = new Grammar(
                "grammar t;\n" +
                "scope Symbols {\n" +
                "  int n;\n" +
                "}\n" +
                "a : {'+action+'}\n" +
                "  ;\n" );
            AntlrTool antlr = newTool();
            CodeGenerator generator = new CodeGenerator( antlr, g, "Java" );
            g.CodeGenerator = generator;
            generator.GenRecognizer(); // forces load of templates
            ActionTranslator translator =
                new ActionTranslator( generator,
                                          "a",
                                          new CommonToken( ANTLRParser.ACTION, action ), 1 );
            string found = translator.Translate();
            Assert.AreEqual(expecting, found);

            int expectedMsgID = ErrorManager.MSG_UNKNOWN_DYNAMIC_SCOPE_ATTRIBUTE;
            object expectedArg = "Symbols";
            object expectedArg2 = "x";
            GrammarSemanticsMessage expectedMessage =
                new GrammarSemanticsMessage( expectedMsgID, g, null, expectedArg, expectedArg2 );
            checkError( equeue, expectedMessage );
        }