| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "wtf/text/AtomicString.h" |
| #include "wtf/text/WTFString.h" |
| #include <ostream> // NOLINT |
| |
| namespace WTF { |
| |
| std::ostream& operator<<(std::ostream& out, const String& string) |
| { |
| if (string.isNull()) |
| return out << "<null>"; |
| |
| out << '"'; |
| for (unsigned index = 0; index < string.length(); ++index) { |
| // Print shorthands for select cases. |
| UChar character = string[index]; |
| switch (character) { |
| case '\t': |
| out << "\\t"; |
| break; |
| case '\n': |
| out << "\\n"; |
| break; |
| case '\r': |
| out << "\\r"; |
| break; |
| case '"': |
| out << "\\\""; |
| break; |
| case '\\': |
| out << "\\\\"; |
| break; |
| default: |
| if (character >= 0x20 && character < 0x7F) { |
| out << static_cast<char>(character); |
| } else { |
| // Print "\uXXXX" for control or non-ASCII characters. |
| out << "\\u"; |
| out.width(4); |
| out.fill('0'); |
| out.setf(std::ios_base::hex, std::ios_base::basefield); |
| out.setf(std::ios::uppercase); |
| out << character; |
| } |
| break; |
| } |
| } |
| return out << '"'; |
| } |
| |
| std::ostream& operator<<(std::ostream& out, const AtomicString& s) |
| { |
| return out << s.string(); |
| } |
| |
| } // namespace WTF |