dastworx, two issues

+ prevent ast errors to be written to std streams
+ stream not flushed, caused incomplete results after import ana

dastworx/src/common.d

@@ -340,9 +340,19 @@ T parseAndVisit(T : ASTVisitor)(const(char)[] source)
     LexerConfig config = LexerConfig("", StringBehavior.source, WhitespaceBehavior.skip);
     StringCache cache = StringCache(StringCache.defaultBucketCount);
     const(Token)[] tokens = getTokensForParser(cast(ubyte[]) source, config, &cache);
-    Module mod = parseModule(tokens, "", &allocator);
+    Module mod = parseModule(tokens, "", &allocator, &handleErrors);
     T result = construct!(T);
     result.visit(mod);
     return result;
 }
 
+/**
+ * By default libdparse outputs errors and warnings to the standard streams.
+ * This function prevents that.
+ */
+void handleErrors(string fname, size_t line, size_t col, string message,
+    bool err)
+{
+    // dont pollute output
+}
+

dastworx/src/imports.d

@@ -53,19 +53,25 @@ void listFilesImports(string[] files)
     {
         ubyte[] source = cast(ubyte[]) std.file.read(fname);
         Module mod = parseModule(getTokensForParser(source, config, &cache),
-            fname, &allocator);
+            fname, &allocator, &handleErrors);
         writeln('"', mod.moduleDeclaration.moduleName.identifiers
             .map!(a => a.text).join("."), '"');
         il.visit(mod);
+        stdout.flush;
     }
 }
 
-
 private final class ImportLister: ASTVisitor
 {
     alias visit = ASTVisitor.visit;
     size_t mixinDepth;
 
+    override void visit(const(Module) mod)
+    {
+        mixinDepth = 0;
+        mod.accept(this);
+    }
+
     override void visit(const ConditionalDeclaration decl)
     {
         const VersionCondition ver = decl.compileCondition.versionCondition;

dastworx/src/mainfun.d

@@ -25,6 +25,7 @@ void detectMainFun(const(Module) mod)
     MainFunctionDetector mfd = construct!(MainFunctionDetector);
     mfd.visit(mod);
     write(mfd.hasMain);
+    stdout.flush;
 }
 
 private final class MainFunctionDetector: ASTVisitor

dastworx/src/symlist.d

@@ -24,6 +24,7 @@ void listSymbols(const(Module) mod, AstErrors errors, bool ddeep = true)
     SL sl = construct!(SL);
     sl.visit(mod);
     sl.serialize.writeln;
+    stdout.flush;
 }
 
 private:

dastworx/src/todos.d

@@ -26,6 +26,7 @@ void getTodos(string[] files)
     }
     stream.put(">end");
     writeln(stream.data);
+    stdout.flush;
 }
 
 private void analyze(const(Token) token, string fname)