vendor/clang/clang-r72732

1 files changed, 86 insertions, 0 deletions

diff --git a/include/clang/AST/PrettyPrinter.h b/include/clang/AST/PrettyPrinter.h
new file mode 100644
index 000000000000..385602b1fb9c
--- /dev/null
+++ b/include/clang/AST/PrettyPrinter.h
@@ -0,0 +1,86 @@
+//===--- PrettyPrinter.h - Classes for aiding with AST printing -*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines the PrinterHelper interface.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_AST_PRETTY_PRINTER_H
+#define LLVM_CLANG_AST_PRETTY_PRINTER_H
+
+namespace llvm {
+  class raw_ostream;
+}
+
+namespace clang {
+
+class Stmt;
+class TagDecl;
+
+class PrinterHelper {
+public:
+  virtual ~PrinterHelper();
+  virtual bool handledStmt(Stmt* E, llvm::raw_ostream& OS) = 0;
+};
+
+/// \brief Describes how types, statements, expressions, and
+/// declarations should be printed.
+struct PrintingPolicy {
+  /// \brief Create a default printing policy for C.
+  PrintingPolicy() 
+    : Indentation(2), CPlusPlus(false), SuppressSpecifiers(false),
+      SuppressTag(false), SuppressTagKind(false), Dump(false) { }
+
+  /// \brief The number of spaces to use to indent each line.
+  unsigned Indentation : 8;
+
+  /// \brief Whether we're printing C++ code (otherwise, we're
+  /// printing C code).
+  bool CPlusPlus : 1;
+
+  /// \brief Whether we should suppress printing of the actual specifiers for
+  /// the given type or declaration.
+  ///
+  /// This flag is only used when we are printing declarators beyond
+  /// the first declarator within a declaration group. For example, given:
+  ///
+  /// \code
+  /// const int *x, *y;
+  /// \endcode
+  ///
+  /// SuppressSpecifiers will be false when printing the
+  /// declaration for "x", so that we will print "int *x"; it will be
+  /// \c true when we print "y", so that we suppress printing the
+  /// "const int" type specifier and instead only print the "*y".
+  bool SuppressSpecifiers : 1;
+
+  /// \brief Whether type printing should skip printing the actual tag type.
+  ///
+  /// This is used when the caller needs to print a tag definition in front
+  /// of the type, as in constructs like the following:
+  ///
+  /// \code
+  /// typedef struct { int x, y; } Point;
+  /// \endcode
+  bool SuppressTag : 1;
+
+  /// \brief If we are printing a tag type, suppresses printing of the
+  /// kind of tag, e.g., "struct", "union", "enum".
+  bool SuppressTagKind : 1;
+
+  /// \brief True when we are "dumping" rather than "pretty-printing",
+  /// where dumping involves printing the internal details of the AST
+  /// and pretty-printing involves printing something similar to
+  /// source code.
+  bool Dump : 1;
+};
+
+} // end namespace clang
+
+#endif