Run static analysis checks in parallel. Implement #130

analysis/base.d

@@ -1,7 +1,21 @@
 module analysis.base;
 
+import std.container;
 import std.string;
 import stdx.d.ast;
+import std.array;
+
+struct Message
+{
+	string fileName;
+	size_t line;
+	size_t column;
+	string message;
+}
+
+enum comparitor = q{ a.line < b.line || a.line < b.line };
+
+alias MessageSet = RedBlackTree!(Message, comparitor);
 
 abstract class BaseAnalyzer : ASTVisitor
 {
@@ -9,11 +23,12 @@ public:
 	this(string fileName)
 	{
 		this.fileName = fileName;
+		_messages = new MessageSet;
 	}
 
-	string[] messages()
+	Message[] messages()
 	{
-		return _messages;
+		return _messages[].array;
 	}
 
 protected:
@@ -34,7 +49,7 @@ protected:
 
 	void addErrorMessage(size_t line, size_t column, string message)
 	{
-		_messages ~= format("%s(%d:%d)[warn]: %s", fileName, line, column, message);
+		_messages.insert(Message(fileName, line, column, message));
 	}
 
 	/**
@@ -42,8 +57,5 @@ protected:
 	 */
 	string fileName;
 
-	/**
-	 * Map of file names to warning messages for that file
-	 */
-	string[] _messages;
+	MessageSet _messages;
 }

analysis/run.d

@@ -35,6 +35,7 @@ void syntaxCheck(File output, string[] fileNames)
 
 void analyze(File output, string[] fileNames, bool staticAnalyze = true)
 {
+	import std.parallelism;
 	foreach (fileName; fileNames)
 	{
 		File f = File(fileName);
@@ -54,41 +55,35 @@ void analyze(File output, string[] fileNames, bool staticAnalyze = true)
 				message.isError);
 		}
 
-		Module m = parseModule(app.data, fileName, &messageFunction);
+		ParseAllocator p = new ParseAllocator;
+		Module m = parseModule(app.data, fileName, p, &messageFunction);
 
 		if (!staticAnalyze)
 			return;
 
-		auto style = new StyleChecker(fileName);
-		style.visit(m);
+		BaseAnalyzer[] checks;
+		checks ~= new StyleChecker(fileName);
+		checks ~= new EnumArrayLiteralCheck(fileName);
+		checks ~= new PokemonExceptionCheck(fileName);
+		checks ~= new DeleteCheck(fileName);
+		checks ~= new FloatOperatorCheck(fileName);
+		checks ~= new NumberStyleCheck(fileName);
+		checks ~= new ObjectConstCheck(fileName);
+		checks ~= new BackwardsRangeCheck(fileName);
 
-		auto enums = new EnumArrayLiteralCheck(fileName);
-		enums.visit(m);
-
-		auto pokemon = new PokemonExceptionCheck(fileName);
-		pokemon.visit(m);
-
-		auto del = new DeleteCheck(fileName);
-		del.visit(m);
-
-		auto fish = new FloatOperatorCheck(fileName);
-		fish.visit(m);
-
-		auto numbers = new NumberStyleCheck(fileName);
-		numbers.visit(m);
-
-		auto objConst = new ObjectConstCheck(fileName);
-		objConst.visit(m);
-
-		auto backwardsRange = new BackwardsRangeCheck(fileName);
-		backwardsRange.visit(m);
-
-		foreach (message; sort(chain(enums.messages, style.messages,
-			pokemon.messages, del.messages, fish.messages, numbers.messages,
-			objConst.messages, backwardsRange.messages).array))
+		foreach (check; checks)
 		{
-			writeln(message);
+			check.visit(m);
 		}
+
+		MessageSet set = new MessageSet;
+		foreach(check; checks)
+			foreach (message; check.messages)
+				set.insert(message);
+		foreach (message; set[])
+			writefln("%s(%d:%d)[warn]: %s", message.fileName, message.line,
+				message.column, message.message);
+		p.deallocateAll();
 	}
 }