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https://github.com/MCCTeam/Minecraft-Console-Client
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Preserve script compile source locations
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copilot-swe-agent[bot]
GitHub
parent
37cf19c175
commit
7d7b880a7c
3 changed files with 149 additions and 42 deletions
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@ -4,6 +4,7 @@ using System.ComponentModel;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Microsoft.CodeAnalysis;
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using MinecraftClient.Scripting.DynamicRun.Builder;
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using static MinecraftClient.Settings;
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@ -16,6 +17,8 @@ namespace MinecraftClient.Scripting
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{
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private static readonly Dictionary<ulong, byte[]> CompileCache = new();
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private readonly record struct ScriptSourceLine(int LineNumber, string Text);
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/// <summary>
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/// Run the specified C# script file
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/// </summary>
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@ -48,12 +51,13 @@ namespace MinecraftClient.Scripting
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{
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//Process different sections of the script file
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bool scriptMain = true;
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List<string> script = new();
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List<string> extensions = new();
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List<ScriptSourceLine> script = new();
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List<ScriptSourceLine> extensions = new();
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List<string> libs = new();
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List<string> dlls = new();
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foreach (string line in lines)
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for (int i = 0; i < lines.Length; i++)
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{
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string line = lines[i];
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if (line.StartsWith("//using"))
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{
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libs.Add(line.Replace("//", "").Trim());
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@ -67,43 +71,20 @@ namespace MinecraftClient.Scripting
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if (line.EndsWith("Extensions"))
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scriptMain = false;
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}
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else if (scriptMain)
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script.Add(line);
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else extensions.Add(line);
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if (scriptMain)
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script.Add(new(i + 1, line));
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else extensions.Add(new(i + 1, line));
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}
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//Add return statement if missing
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if (script.All(line => !line.StartsWith("return ") && !line.Contains(" return ")))
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script.Add("return null;");
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bool hasImplicitReturn = script.All(line => !line.Text.StartsWith("return ", StringComparison.Ordinal)
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&& !line.Text.Contains(" return ", StringComparison.Ordinal));
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//Generate a class from the given script
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string code = string.Join("\n", new string[]
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{
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"using System;",
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"using System.Collections.Generic;",
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"using System.Text.RegularExpressions;",
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"using System.Linq;",
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"using System.Text;",
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"using System.IO;",
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"using System.Net;",
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"using System.Threading;",
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"using MinecraftClient;",
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"using MinecraftClient.Scripting;",
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"using MinecraftClient.Mapping;",
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"using MinecraftClient.Inventory;",
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string.Join("\n", libs),
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"namespace ScriptLoader {",
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"public class Script {",
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"public CSharpAPI MCC;",
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"public object __run(CSharpAPI __apiHandler, string[] args) {",
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"this.MCC = __apiHandler;",
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string.Join("\n", script),
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"}",
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string.Join("\n", extensions),
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"}}",
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});
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string code = BuildScriptCode(scriptName, script, extensions, libs, hasImplicitReturn);
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ConsoleIO.WriteLogLine($"[Script] Starting compilation for {scriptName}...");
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ConsoleIO.WriteLogLine(string.Format(Translations.script_compile_started, scriptName));
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//Compile the C# class in memory using all the currently loaded assemblies
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var result = compiler.Compile(code, Guid.NewGuid().ToString(), dlls);
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@ -112,22 +93,17 @@ namespace MinecraftClient.Scripting
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if (result.Failures is not null)
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{
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ConsoleIO.WriteLogLine("[Script] Compilation failed with error(s):");
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ConsoleIO.WriteLogLine(Translations.script_compile_failed);
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foreach (var failure in result.Failures)
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{
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// Get the line that contains the error:
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var loc = failure.Location.GetMappedLineSpan();
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var line = code.Split('\n')[loc.StartLinePosition.Line];
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ConsoleIO.WriteLogLine($"[Script] Error in {scriptName}, on line ({line.Trim()}): [{failure.Id}] {failure.GetMessage()}");
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ConsoleIO.WriteLogLine(FormatCompilationFailure(failure, scriptName));
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}
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throw new CSharpException(CSErrorType.InvalidScript, new InvalidProgramException("Compilation failed due to error(s)."));
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}
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ConsoleIO.WriteLogLine("[Script] Compilation done with no errors.");
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ConsoleIO.WriteLogLine(Translations.script_compile_succeeded);
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//Retrieve compiled assembly
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assembly = result.Assembly;
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@ -151,6 +127,77 @@ namespace MinecraftClient.Scripting
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else return null;
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}
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private static string BuildScriptCode(string scriptName, IEnumerable<ScriptSourceLine> script, IEnumerable<ScriptSourceLine> extensions, IEnumerable<string> libs, bool hasImplicitReturn)
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{
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StringBuilder codeBuilder = new();
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codeBuilder.AppendLine("using System;");
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codeBuilder.AppendLine("using System.Collections.Generic;");
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codeBuilder.AppendLine("using System.Text.RegularExpressions;");
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codeBuilder.AppendLine("using System.Linq;");
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codeBuilder.AppendLine("using System.Text;");
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codeBuilder.AppendLine("using System.IO;");
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codeBuilder.AppendLine("using System.Net;");
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codeBuilder.AppendLine("using System.Threading;");
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codeBuilder.AppendLine("using MinecraftClient;");
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codeBuilder.AppendLine("using MinecraftClient.Scripting;");
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codeBuilder.AppendLine("using MinecraftClient.Mapping;");
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codeBuilder.AppendLine("using MinecraftClient.Inventory;");
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foreach (string lib in libs)
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codeBuilder.AppendLine(lib);
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codeBuilder.AppendLine("namespace ScriptLoader {");
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codeBuilder.AppendLine("public class Script {");
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codeBuilder.AppendLine("public CSharpAPI MCC;");
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codeBuilder.AppendLine("public object __run(CSharpAPI __apiHandler, string[] args) {");
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codeBuilder.AppendLine("this.MCC = __apiHandler;");
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AppendMappedSection(codeBuilder, scriptName, script);
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if (hasImplicitReturn)
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codeBuilder.AppendLine("return null;");
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codeBuilder.AppendLine("}");
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AppendMappedSection(codeBuilder, scriptName, extensions);
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codeBuilder.AppendLine("}}");
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return codeBuilder.ToString();
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}
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private static void AppendMappedSection(StringBuilder codeBuilder, string scriptName, IEnumerable<ScriptSourceLine> lines)
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{
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ScriptSourceLine[] sourceLines = lines.ToArray();
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if (sourceLines.Length == 0)
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return;
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codeBuilder.AppendLine($@"#line {sourceLines[0].LineNumber} ""{EscapeLineDirectivePath(scriptName)}""");
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foreach (ScriptSourceLine line in sourceLines)
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codeBuilder.AppendLine(line.Text);
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codeBuilder.AppendLine("#line default");
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}
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private static string EscapeLineDirectivePath(string path)
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{
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return path.Replace("\\", "\\\\", StringComparison.Ordinal).Replace("\"", "\\\"", StringComparison.Ordinal);
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}
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private static string FormatCompilationFailure(Diagnostic failure, string scriptName)
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{
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if (failure.Location.IsInSource)
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{
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var location = failure.Location.GetMappedLineSpan();
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string sourcePath = string.IsNullOrWhiteSpace(location.Path) ? scriptName : location.Path;
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return string.Format(Translations.script_compile_error,
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sourcePath,
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location.StartLinePosition.Line + 1,
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location.StartLinePosition.Character + 1,
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failure.Id,
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failure.GetMessage());
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}
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return string.Format(Translations.script_compile_error_no_location, scriptName, failure.Id, failure.GetMessage());
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}
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/// <summary>
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/// Quickly calculate a hash for the given script
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/// </summary>
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