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C#: Do not skip extraction of already seen source files

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This commit is contained in:
Tamas Vajk
2024-07-09 13:53:35 +02:00
parent 6f23819f60
commit a31d90897d
12 changed files with 110 additions and 30 deletions
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1
csharp/extractor/Semmle.Extraction.CSharp/Entities/PreprocessorDirectives/ElifDirective.cs
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@@ -20,6 +20,7 @@ namespace Semmle.Extraction.CSharp.Entities
public override void WriteId(EscapingTextWriter trapFile)
{
trapFile.WriteSubId(Context.CreateLocation(ReportingLocation));
trapFile.WriteSubId(start);
trapFile.Write(Symbol.IsActive);
trapFile.Write(',');
trapFile.Write(Symbol.BranchTaken);

1
csharp/extractor/Semmle.Extraction.CSharp/Entities/PreprocessorDirectives/ElseDirective.cs
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@@ -18,6 +18,7 @@ namespace Semmle.Extraction.CSharp.Entities
public override void WriteId(EscapingTextWriter trapFile)
{
trapFile.WriteSubId(Context.CreateLocation(ReportingLocation));
trapFile.WriteSubId(start);
trapFile.Write(Symbol.IsActive);
trapFile.Write(',');
trapFile.Write(Symbol.BranchTaken);

8
csharp/extractor/Semmle.Extraction.CSharp/Entities/PreprocessorDirectives/EndIfDirective.cs
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@@ -13,6 +13,14 @@ namespace Semmle.Extraction.CSharp.Entities
this.start = start;
}
public override void WriteId(EscapingTextWriter trapFile)
{
trapFile.WriteSubId(Context.CreateLocation(ReportingLocation));
trapFile.WriteSubId(start);
trapFile.Write(Symbol.IsActive);
trapFile.Write(";trivia");
}
protected override void PopulatePreprocessor(TextWriter trapFile)
{
trapFile.directive_endifs(this, start);

38
csharp/extractor/Semmle.Extraction.CSharp/Extractor/Analyser.cs
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@@ -190,37 +190,29 @@ namespace Semmle.Extraction.CSharp
var transformedSourcePath = PathTransformer.Transform(sourcePath);
var trapPath = transformedSourcePath.GetTrapPath(Logger, options.TrapCompression);
var upToDate = false;
// compilation.Clone() is used to allow symbols to be garbage collected.
using var trapWriter = transformedSourcePath.CreateTrapWriter(Logger, options.TrapCompression, discardDuplicates: false);
upToDate = FileIsUpToDate(sourcePath, trapWriter.TrapFile);
var currentTaskId = IncrementTaskCount();
ReportProgressTaskStarted(currentTaskId, sourcePath);
if (!upToDate)
var cx = new Context(ExtractionContext, compilation, trapWriter, new SourceScope(tree), addAssemblyTrapPrefix);
// Ensure that the file itself is populated in case the source file is totally empty
var root = tree.GetRoot();
Entities.File.Create(cx, root.SyntaxTree.FilePath);
var csNode = (CSharpSyntaxNode)root;
var directiveVisitor = new DirectiveVisitor(cx);
csNode.Accept(directiveVisitor);
foreach (var branch in directiveVisitor.BranchesTaken)
{
var cx = new Context(ExtractionContext, compilation, trapWriter, new SourceScope(tree), addAssemblyTrapPrefix);
// Ensure that the file itself is populated in case the source file is totally empty
var root = tree.GetRoot();
Entities.File.Create(cx, root.SyntaxTree.FilePath);
var csNode = (CSharpSyntaxNode)root;
var directiveVisitor = new DirectiveVisitor(cx);
csNode.Accept(directiveVisitor);
foreach (var branch in directiveVisitor.BranchesTaken)
{
cx.TrapStackSuffix.Add(branch);
}
csNode.Accept(new CompilationUnitVisitor(cx));
cx.PopulateAll();
CommentPopulator.ExtractCommentBlocks(cx, cx.CommentGenerator);
cx.PopulateAll();
cx.TrapStackSuffix.Add(branch);
}
csNode.Accept(new CompilationUnitVisitor(cx));
cx.PopulateAll();
CommentPopulator.ExtractCommentBlocks(cx, cx.CommentGenerator);
cx.PopulateAll();
ReportProgressTaskDone(currentTaskId, sourcePath, trapPath, stopwatch.Elapsed, upToDate ? AnalysisAction.UpToDate : AnalysisAction.Extracted);
ReportProgressTaskDone(currentTaskId, sourcePath, trapPath, stopwatch.Elapsed, AnalysisAction.Extracted);
}
catch (Exception ex) // lgtm[cs/catch-of-all-exceptions]
{