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Diffstat (limited to 'NorthstarDedicatedTest/include/protobuf/stubs/substitute.cc')
-rw-r--r-- | NorthstarDedicatedTest/include/protobuf/stubs/substitute.cc | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/NorthstarDedicatedTest/include/protobuf/stubs/substitute.cc b/NorthstarDedicatedTest/include/protobuf/stubs/substitute.cc new file mode 100644 index 00000000..5524def2 --- /dev/null +++ b/NorthstarDedicatedTest/include/protobuf/stubs/substitute.cc @@ -0,0 +1,136 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// 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. + +// Author: kenton@google.com (Kenton Varda) + +#include <stubs/substitute.h> + +#include <stubs/logging.h> +#include <stubs/strutil.h> +#include <stubs/stl_util.h> + +namespace google { +namespace protobuf { +namespace strings { + +using internal::SubstituteArg; + +// Returns the number of args in arg_array which were passed explicitly +// to Substitute(). +static int CountSubstituteArgs(const SubstituteArg* const* args_array) { + int count = 0; + while (args_array[count] != nullptr && args_array[count]->size() != -1) { + ++count; + } + return count; +} + +std::string Substitute(const std::string& format, const SubstituteArg& arg0, + const SubstituteArg& arg1, const SubstituteArg& arg2, + const SubstituteArg& arg3, const SubstituteArg& arg4, + const SubstituteArg& arg5, const SubstituteArg& arg6, + const SubstituteArg& arg7, const SubstituteArg& arg8, + const SubstituteArg& arg9) { + std::string result; + SubstituteAndAppend(&result, format.c_str(), arg0, arg1, arg2, arg3, arg4, + arg5, arg6, arg7, arg8, arg9); + return result; +} + +void SubstituteAndAppend(std::string* output, const char* format, + const SubstituteArg& arg0, const SubstituteArg& arg1, + const SubstituteArg& arg2, const SubstituteArg& arg3, + const SubstituteArg& arg4, const SubstituteArg& arg5, + const SubstituteArg& arg6, const SubstituteArg& arg7, + const SubstituteArg& arg8, const SubstituteArg& arg9) { + const SubstituteArg* const args_array[] = { + &arg0, &arg1, &arg2, &arg3, &arg4, &arg5, &arg6, &arg7, &arg8, &arg9, nullptr + }; + + // Determine total size needed. + int size = 0; + for (int i = 0; format[i] != '\0'; i++) { + if (format[i] == '$') { + if (ascii_isdigit(format[i+1])) { + int index = format[i+1] - '0'; + if (args_array[index]->size() == -1) { + GOOGLE_LOG(DFATAL) + << "strings::Substitute format string invalid: asked for \"$" + << index << "\", but only " << CountSubstituteArgs(args_array) + << " args were given. Full format string was: \"" + << CEscape(format) << "\"."; + return; + } + size += args_array[index]->size(); + ++i; // Skip next char. + } else if (format[i+1] == '$') { + ++size; + ++i; // Skip next char. + } else { + GOOGLE_LOG(DFATAL) + << "Invalid strings::Substitute() format string: \"" + << CEscape(format) << "\"."; + return; + } + } else { + ++size; + } + } + + if (size == 0) return; + + // Build the string. + int original_size = output->size(); + STLStringResizeUninitialized(output, original_size + size); + char* target = string_as_array(output) + original_size; + for (int i = 0; format[i] != '\0'; i++) { + if (format[i] == '$') { + if (ascii_isdigit(format[i+1])) { + unsigned int index = format[i+1] - '0'; + assert(index < 10); + const SubstituteArg* src = args_array[index]; + memcpy(target, src->data(), src->size()); + target += src->size(); + ++i; // Skip next char. + } else if (format[i+1] == '$') { + *target++ = '$'; + ++i; // Skip next char. + } + } else { + *target++ = format[i]; + } + } + + GOOGLE_DCHECK_EQ(target - output->data(), output->size()); +} + +} // namespace strings +} // namespace protobuf +} // namespace google |