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| 1 // Copyright (c) 2013 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_OUTPUT_STREAM_H_ |
| 6 #define TOOLS_GN_OUTPUT_STREAM_H_ |
| 7 |
| 8 class OutputStream { |
| 9 public: |
| 10 |
| 11 |
| 12 |
| 13 OutputStream& WriteBuffer(const char* buf, size_t len); |
| 14 OutputStream& WriteInt(int i); |
| 15 |
| 16 // Write a literal. |
| 17 // This template expansion prevents having to look for nulls. |
| 18 template<size_t size> OutputStream& Write(const char (&buf)[size]) { |
| 19 return WriteBuffer(buf, size); |
| 20 } |
| 21 |
| 22 // Write a literal string. |
| 23 OutputStream& Write(const std::string& str) { |
| 24 return WriteBuffer(str.c_str(), str.size()); |
| 25 } |
| 26 |
| 27 // Quotes if necessary, and does necessary escaping. If more than one |
| 28 // input is provided, the results will be concatenated together (useful |
| 29 // for constructing paths without a temporary buffer). |
| 30 OutputStream& WritePath(const std::string& s); |
| 31 OutputStream& WritePath(const std::string& s0, |
| 32 const std::string& s1); |
| 33 OutputStream& WritePath(const std::string& s0, |
| 34 const std::string& s1, |
| 35 const std::string& s2); |
| 36 |
| 37 OutputStream& EndLine() { |
| 38 return WriteBuffer("\n", 1); |
| 39 } |
| 40 }; |
| 41 |
| 42 #endif // TOOLS_GN_OUTPUT_STREAM_H_ |
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