diff options
Diffstat (limited to 'base/strings.cpp')
-rw-r--r-- | base/strings.cpp | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/base/strings.cpp b/base/strings.cpp deleted file mode 100644 index 40b2bf2705..0000000000 --- a/base/strings.cpp +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (C) 2015 The Android Open Source Project - * - * 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. - */ - -#include "android-base/strings.h" - -#include <stdlib.h> -#include <string.h> - -#include <string> -#include <vector> - -namespace android { -namespace base { - -#define CHECK_NE(a, b) \ - if ((a) == (b)) abort(); - -std::vector<std::string> Split(const std::string& s, - const std::string& delimiters) { - CHECK_NE(delimiters.size(), 0U); - - std::vector<std::string> result; - - size_t base = 0; - size_t found; - while (true) { - found = s.find_first_of(delimiters, base); - result.push_back(s.substr(base, found - base)); - if (found == s.npos) break; - base = found + 1; - } - - return result; -} - -std::string Trim(const std::string& s) { - std::string result; - - if (s.size() == 0) { - return result; - } - - size_t start_index = 0; - size_t end_index = s.size() - 1; - - // Skip initial whitespace. - while (start_index < s.size()) { - if (!isspace(s[start_index])) { - break; - } - start_index++; - } - - // Skip terminating whitespace. - while (end_index >= start_index) { - if (!isspace(s[end_index])) { - break; - } - end_index--; - } - - // All spaces, no beef. - if (end_index < start_index) { - return ""; - } - // Start_index is the first non-space, end_index is the last one. - return s.substr(start_index, end_index - start_index + 1); -} - -// These cases are probably the norm, so we mark them extern in the header to -// aid compile time and binary size. -template std::string Join(const std::vector<std::string>&, char); -template std::string Join(const std::vector<const char*>&, char); -template std::string Join(const std::vector<std::string>&, const std::string&); -template std::string Join(const std::vector<const char*>&, const std::string&); - -bool StartsWith(std::string_view s, std::string_view prefix) { - return s.substr(0, prefix.size()) == prefix; -} - -bool StartsWith(std::string_view s, char prefix) { - return !s.empty() && s.front() == prefix; -} - -bool StartsWithIgnoreCase(std::string_view s, std::string_view prefix) { - return s.size() >= prefix.size() && strncasecmp(s.data(), prefix.data(), prefix.size()) == 0; -} - -bool EndsWith(std::string_view s, std::string_view suffix) { - return s.size() >= suffix.size() && s.substr(s.size() - suffix.size(), suffix.size()) == suffix; -} - -bool EndsWith(std::string_view s, char suffix) { - return !s.empty() && s.back() == suffix; -} - -bool EndsWithIgnoreCase(std::string_view s, std::string_view suffix) { - return s.size() >= suffix.size() && - strncasecmp(s.data() + (s.size() - suffix.size()), suffix.data(), suffix.size()) == 0; -} - -bool EqualsIgnoreCase(std::string_view lhs, std::string_view rhs) { - return lhs.size() == rhs.size() && strncasecmp(lhs.data(), rhs.data(), lhs.size()) == 0; -} - -std::string StringReplace(std::string_view s, std::string_view from, std::string_view to, - bool all) { - if (from.empty()) return std::string(s); - - std::string result; - std::string_view::size_type start_pos = 0; - do { - std::string_view::size_type pos = s.find(from, start_pos); - if (pos == std::string_view::npos) break; - - result.append(s.data() + start_pos, pos - start_pos); - result.append(to.data(), to.size()); - - start_pos = pos + from.size(); - } while (all); - result.append(s.data() + start_pos, s.size() - start_pos); - return result; -} - -} // namespace base -} // namespace android |