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C# GrammarAST.SetText方法代码示例

本文整理汇总了C#中Antlr4.Tool.Ast.GrammarAST.SetText方法的典型用法代码示例。如果您正苦于以下问题:C# GrammarAST.SetText方法的具体用法?C# GrammarAST.SetText怎么用?C# GrammarAST.SetText使用的例子?那么恭喜您, 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Antlr4.Tool.Ast.GrammarAST的用法示例。


在下文中一共展示了GrammarAST.SetText方法的1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: TranslateLeftFactoredElement


//.........这里部分代码省略.........
                    if (!_rules.TryGetValue(element.Token.Text, out targetRule))
                    {
                        return null;
                    }

                    RuleVariants ruleVariants = CreateLeftFactoredRuleVariant(targetRule, factoredRule);
                    switch (ruleVariants)
                    {
                    case RuleVariants.NONE:
                        if (!mode.IncludeUnfactoredAlts())
                        {
                            return null;
                        }

                        // just call the original rule (leave the element unchanged)
                        return element;

                    case RuleVariants.FULLY_FACTORED:
                        if (!mode.IncludeFactoredAlts())
                        {
                            return null;
                        }

                        break;

                    case RuleVariants.PARTIALLY_FACTORED:
                        break;

                    default:
                        throw new InvalidOperationException();
                    }

                    string marker = mode.IncludeFactoredAlts() ? ATNSimulator.RuleLfVariantMarker : ATNSimulator.RuleNolfVariantMarker;
                    element.SetText(element.Text + marker + factoredRule);

                    GrammarAST root = (GrammarAST)adaptor.Nil();

                    if (includeFactoredElement)
                    {
                        Debug.Assert(mode.IncludeFactoredAlts());
                        RuleRefAST factoredRuleRef = new RuleRefAST(adaptor.CreateToken(ANTLRParser.RULE_REF, factoredRule));
                        factoredRuleRef.SetOption(SUPPRESS_ACCESSOR, (GrammarAST)adaptor.Create(ANTLRParser.ID, "true"));
                        Rule factoredRuleDef = _rules[factoredRule];
                        if (factoredRuleDef is LeftRecursiveRule)
                        {
                            factoredRuleRef.SetOption(LeftRecursiveRuleTransformer.PRECEDENCE_OPTION_NAME, (GrammarAST)adaptor.Create(ANTLRParser.INT, "0"));
                        }

                        if (factoredRuleDef.args != null && factoredRuleDef.args.Size() > 0)
                        {
                            throw new NotImplementedException("Cannot left-factor rules with arguments yet.");
                        }

                        adaptor.AddChild(root, factoredRuleRef);
                    }

                    adaptor.AddChild(root, element);

                    return root;
                }

            case ANTLRParser.BLOCK:
                {
                    GrammarAST cloned = element.DupTree();
                    if (!TranslateLeftFactoredDecision(cloned, factoredRule, variant, mode, includeFactoredElement))
                    {
开发者ID:sharwell,项目名称:antlr4cs,代码行数:67,代码来源:LeftFactoringRuleTransformer.cs


注:本文中的Antlr4.Tool.Ast.GrammarAST.SetText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。