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Diffstat (limited to 'Firestore/core/src/firebase/firestore/util/string_printf.h')
-rw-r--r-- | Firestore/core/src/firebase/firestore/util/string_printf.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/Firestore/core/src/firebase/firestore/util/string_printf.h b/Firestore/core/src/firebase/firestore/util/string_printf.h new file mode 100644 index 0000000..9e2b9c0 --- /dev/null +++ b/Firestore/core/src/firebase/firestore/util/string_printf.h @@ -0,0 +1,48 @@ +/* + * Copyright 2018 Google + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_UTIL_STRING_PRINTF_H_ +#define FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_UTIL_STRING_PRINTF_H_ + +#include <stdarg.h> + +#include <string> + +#include <absl/base/attributes.h> + +namespace firebase { +namespace firestore { +namespace util { + +/** Return a C++ string. */ +std::string StringPrintf(const char* format, ...) + ABSL_PRINTF_ATTRIBUTE(1, 2); + +/** Append result to a supplied string. */ +void StringAppendF(std::string* dst, const char* format, ...) + ABSL_PRINTF_ATTRIBUTE(2, 3); + +/** + * Lower-level routine that takes a va_list and appends to a specified + * string. All other routines are just convenience wrappers around it. + */ +void StringAppendV(std::string* dst, const char* format, va_list ap); + +} // namespace util +} // namespace firestore +} // namespace firebase + +#endif // FIRESTORE_CORE_SRC_FIREBASE_FIRESTORE_UTIL_STRING_FORMAT_H_ |