tools/gn/substitution_list.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef TOOLS_GN_SUBSTITUTION_LIST_H_
   6 #define TOOLS_GN_SUBSTITUTION_LIST_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "tools/gn/substitution_pattern.h"
  12
  13 // Represents a list of strings with {{substitution_patterns}} in them.
  14 class SubstitutionList {
  15  public:
  16   SubstitutionList();
  17   ~SubstitutionList();
  18
  19   bool Parse(const Value& value, Err* err);
  20   bool Parse(const std::vector<std::string>& values,
  21              const ParseNode* origin,
  22              Err* err);
  23
  24   // Makes a SubstitutionList from the given hardcoded patterns.
  25   static SubstitutionList MakeForTest(
  26       const char* a,
  27       const char* b = nullptr,
  28       const char* c = nullptr);
  29
  30   const std::vector<SubstitutionPattern>& list() const { return list_; }
  31
  32   // Returns a list of all substitution types used by the patterns in thist
  33   // list, with the exception of LITERAL.
  34   const std::vector<SubstitutionType>& required_types() const {
  35     return required_types_;
  36   }
  37
  38   void FillRequiredTypes(SubstitutionBits* bits) const;
  39
  40  private:
  41   std::vector<SubstitutionPattern> list_;
  42
  43   std::vector<SubstitutionType> required_types_;
  44 };
  45
  46 #endif  // TOOLS_GN_SUBSTITUTION_LIST_H_