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linzhijun
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fix
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‎tools/Antlr4Helper.JavaScriptHelper2/Antlr4Helper.JavaScriptHelper2.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net10.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎tools/Antlr4Helper.JavaScriptHelper2/Program.cs‎

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using System.Text.RegularExpressions;
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namespace Antlr4Helper.JavaScriptHelper2
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{
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class Program
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{
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static void Main(string[] args)
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{
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var filePath = Path.GetFullPath(@"..\..\..\..\..\g4\antlr4\mathjsParser.js");
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var text = File.ReadAllText(filePath);
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text = text.Replace("import antlr4 from 'antlr4';", "import antlr4 from '../antlr4/index.web.js';");
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text = text.Replace("import mathjsVisitor from './mathjsVisitor.js';", "");
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text = text.Replace("mathjsParser.EOF = antlr4.Token.EOF;", "");
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text = Regex.Replace(text, @"mathjsParser\..*?Context = .*?Context;", "");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*this.match", "this.match");
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// 替换所有的 mathjsParser.xxx = n 为字典，然后再替换回去
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var ms = Regex.Matches(text, @"(mathjsParser\..*) = (\d+);");
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Dictionary<string, string> dict = new Dictionary<string, string>();
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dict["mathjsParser.EOF"] = "-1";
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foreach(Match m in ms) {
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dict[m.Groups[1].Value] = m.Groups[2].Value;
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}
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text = Regex.Replace(text, @"(mathjsParser\..*) = (\d+);", "");
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var keys = dict.Keys.OrderByDescending(q => q.Length).ToList();
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foreach(var item in keys) {
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text = Regex.Replace(text, @$"\b{item}\b", dict[item]);
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}
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text = Regex.Replace(text, @"([A-Z][0-9A-Z]*\(\) \{)[\r\n\t ]*(return this\.getToken\()", "$1$2");
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text = Regex.Replace(text, @"([A-Z][0-9A-Z]*\(\) \{return this\.getToken.*?;)[\r\n\t ]*};", "$1};");
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text = Regex.Replace(text, @"([A-Z][0-9A-Z]*\(\) \{return this\.getToken.*?};)", "//$1");
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text = text.Replace("if ( visitor instanceof mathjsVisitor ) {", "");
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text = Regex.Replace(text, @"\} else \{[\r\n\t ]*return visitor\.visitChildren\(this\);[\r\n\t ]*\}", "");
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text = text.Replace("static grammarFileName = \"math.g4\";", "static grammarFileName = \"\";");
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text = Regex.Replace(text, @"static literalNames = \[[\s\S]+?\];", "static literalNames =[];");
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text = Regex.Replace(text, @"static symbolicNames = \[[\s\S]+?\];", "static symbolicNames =[];");
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text = Regex.Replace(text, @"static ruleNames = \[[\s\S]+?\];", "static ruleNames =[];");
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text = Regex.Replace(text, @"[\r\n]+[\t ]*throw new antlr4\.error\.FailedPredicateException.*?[\r\n]+", "");
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text = Regex.Replace(text, @"[\r\n]+[\t ]*if \(!\( this\.precpred\(this\._ctx, \d+\)\)\) \{[\s\t ]+\}", "");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*this\.match", "this.match");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*this\._errHandler\.sync\(this\);", "this._errHandler.sync(this);");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*_la", "_la");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*localctx", "localctx");
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text = Regex.Replace(text, @"this\.state = \d+;[\r\n\t ]*localctx", "localctx");
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// expr 一般情况下返回 ExprContext 的数组 或 单个 ExprContext
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text = Regex.Replace(text, @"expr = function\(i\) \{[\s\S]+?\};", "expr = function(i) {return this.getTypedRuleContexts(ExprContext);};");
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text = Regex.Replace(text, @"arrayJson = function\(i\) \{[\s\S]+?\};", "arrayJson = function(i) {return this.getTypedRuleContexts(ArrayJsonContext);};");
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text = Regex.Replace(text, @"if\(parent===undefined\) \{[\r\n\t ]*parent = null;[\r\n\t ]*\}", "");
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text = Regex.Replace(text, @"if\(invokingState===undefined \|\| invokingState===null\) \{[\r\n\t ]*invokingState = -1;[\r\n\t ]*}", "");
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text = Regex.Replace(text, @"let _prevctx = localctx;", "");
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text = Regex.Replace(text, @"_prevctx = localctx;", "");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.state = (\d+);[\r\n\t ]*this\.expr\((\d+)\);"
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, "this.F($1,$2,$3,$4,$5,$6);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.state = (\d+);[\r\n\t ]*this\.expr\((\d+)\);"
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, "this.G($1,$2,$3,$4,$5);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.state = (\d+);[\r\n\t ]*this\.expr\((\d+)\);"
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, "this.I($1,$2,$3,$4);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.state = (\d+);[\r\n\t ]*this\.expr\((\d+)\);"
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, "this.J($1,$2,$3);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);", "this.D($1,$2,$3,$4);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);", "this.C($1,$2,$3);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);[\r\n\t ]*this\.match\((\d+)\);", "this.B($1,$2);");
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text = Regex.Replace(text, @"this\.match\((\d+)\);", "this.A($1);");
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text = Regex.Replace(text, @"this\.state = (\d+);[\r\n\t ]*this\.expr\((\d+)\);", "this.E($1,$2);");
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text = Regex.Replace(text, @"this\._errHandler\.sync\(this\);[\r\n\t ]*_la = this\._input\.LA\(1\);", "_la = this.Z();");
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//text = Regex.Replace(text, @"this\._input\.LA\(1\);", "this.Y();");
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text = Regex.Replace(text, @"this\._errHandler\.sync\(this\);", "this.X();");
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text = text.Replace("this.pushNewRecursionContext(localctx, _startState, 1);", "this.W(localctx, _startState, 1);");
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text = Regex.Replace(text, @"this\._errHandler\.reportMatch\(this\);[\r\n\t ]*this\.consume\(\);", "this.Q();");
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text = text.Replace("this._input.LA(1);", "this.Y();");
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text = text.Replace("this._input.LT(1);", "this.R();");
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text = Regex.Replace(text, @"sempred\(localctx, ruleIndex, predIndex\) \{[\s\S]+?\};", @" sempred(localctx, ruleIndex, predIndex){return true;};
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A(a){this.match(a);}
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B(a,b){this.match(a);this.match(b);}
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C(a,b,c){this.match(a);this.match(b);this.match(c);}
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D(a,b,c,d){this.match(a);this.match(b);this.match(c);this.match(d);}
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E(a,b){this.state=a;this.expr(b);}
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I(a,b,e,f){this.match(a);this.match(b);this.state=e;this.expr(f);}
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J(a,e,f){this.match(a);this.state=e;this.expr(f);}
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R(){return this._input.LT(1);}
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Q(){this._errHandler.reportMatch(this);this.consume();}
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W(a,b,c){this.pushNewRecursionContext(a, b, c);}
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X(){this._errHandler.sync(this);}
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Y(){return this._input.LA(1);}
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Z(){this._errHandler.sync(this);return this._input.LA(1);}
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");
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// new DAY_funContext(this, new ExprContext(this, _parentctx, _parentState))
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// 清理多余的空行和注释
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text = Regex.Replace(text, @"[\t ]*//.*([\r\n])", "$1");
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text = Regex.Replace(text, @"[\t ]*([\r\n])([\r\n])+", "$1");
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text = Regex.Replace(text, @"([\r\n])([\r\n])+", "$1");
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File.WriteAllText("mathjsParser.js", text);
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}
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}
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}

‎tools/Antlr4Helper.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 18
4-
VisualStudioVersion = 18.2.11415.280 d18.0
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VisualStudioVersion = 18.2.11415.280
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Antlr4Helper.JavaScriptHelper", "Antlr4Helper.JavaScriptHelper\Antlr4Helper.JavaScriptHelper.csproj", "{F1B70AE9-51ED-4D4E-8E3B-F7C85F0CA316}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Antlr4Helper.JavaHelper", "Antlr4Helper.JavaHelper\Antlr4Helper.JavaHelper.csproj", "{C495CEF6-C191-4BBB-B95F-072F6248E86B}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Antlr4Helper.JavaScriptHelper2", "Antlr4Helper.JavaScriptHelper2\Antlr4Helper.JavaScriptHelper2.csproj", "{3F136506-2D40-4ABB-9E25-467132652B9E}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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{C495CEF6-C191-4BBB-B95F-072F6248E86B}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{C495CEF6-C191-4BBB-B95F-072F6248E86B}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{C495CEF6-C191-4BBB-B95F-072F6248E86B}.Release|Any CPU.Build.0 = Release|Any CPU
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{3F136506-2D40-4ABB-9E25-467132652B9E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{3F136506-2D40-4ABB-9E25-467132652B9E}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{3F136506-2D40-4ABB-9E25-467132652B9E}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{3F136506-2D40-4ABB-9E25-467132652B9E}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE

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