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      1 //===- LinePrinter.h ------------------------------------------ *- C++ --*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #ifndef LLVM_TOOLS_LLVMPDBDUMP_LINEPRINTER_H
     11 #define LLVM_TOOLS_LLVMPDBDUMP_LINEPRINTER_H
     12 
     13 #include "llvm/ADT/StringRef.h"
     14 #include "llvm/ADT/Twine.h"
     15 #include "llvm/Support/raw_ostream.h"
     16 #include "llvm/Support/Regex.h"
     17 
     18 #include <list>
     19 
     20 namespace llvm {
     21 namespace pdb {
     22 
     23 class LinePrinter {
     24   friend class WithColor;
     25 
     26 public:
     27   LinePrinter(int Indent, raw_ostream &Stream);
     28 
     29   void Indent();
     30   void Unindent();
     31   void NewLine();
     32 
     33   raw_ostream &getStream() { return OS; }
     34   int getIndentLevel() const { return CurrentIndent; }
     35 
     36   bool IsTypeExcluded(llvm::StringRef TypeName);
     37   bool IsSymbolExcluded(llvm::StringRef SymbolName);
     38   bool IsCompilandExcluded(llvm::StringRef CompilandName);
     39 
     40 private:
     41   template <typename Iter>
     42   void SetFilters(std::list<Regex> &List, Iter Begin, Iter End) {
     43     List.clear();
     44     for (; Begin != End; ++Begin)
     45       List.emplace_back(StringRef(*Begin));
     46   }
     47 
     48   raw_ostream &OS;
     49   int IndentSpaces;
     50   int CurrentIndent;
     51 
     52   std::list<Regex> ExcludeCompilandFilters;
     53   std::list<Regex> ExcludeTypeFilters;
     54   std::list<Regex> ExcludeSymbolFilters;
     55 
     56   std::list<Regex> IncludeCompilandFilters;
     57   std::list<Regex> IncludeTypeFilters;
     58   std::list<Regex> IncludeSymbolFilters;
     59 };
     60 
     61 template <class T>
     62 inline raw_ostream &operator<<(LinePrinter &Printer, const T &Item) {
     63   Printer.getStream() << Item;
     64   return Printer.getStream();
     65 }
     66 
     67 enum class PDB_ColorItem {
     68   None,
     69   Address,
     70   Type,
     71   Keyword,
     72   Offset,
     73   Identifier,
     74   Path,
     75   SectionHeader,
     76   LiteralValue,
     77   Register,
     78 };
     79 
     80 class WithColor {
     81 public:
     82   WithColor(LinePrinter &P, PDB_ColorItem C);
     83   ~WithColor();
     84 
     85   raw_ostream &get() { return OS; }
     86 
     87 private:
     88   void applyColor(PDB_ColorItem C);
     89   raw_ostream &OS;
     90 };
     91 }
     92 }
     93 
     94 #endif
     95