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Unified Diff: third_party/libphonenumber/cpp/src/stringutil.cc

Issue 6930013: Re-committing http://codereview.chromium.org/6803005/ after fixing multi-dll build: (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 9 years, 8 months ago
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Index: third_party/libphonenumber/cpp/src/stringutil.cc
===================================================================
--- third_party/libphonenumber/cpp/src/stringutil.cc (revision 0)
+++ third_party/libphonenumber/cpp/src/stringutil.cc (revision 0)
@@ -0,0 +1,273 @@
+// Copyright (C) 2011 Google Inc.
+//
+// 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.
+
+// Author: Philippe Liard
+
+#include <cassert>
+#include <cstring>
+#include <sstream>
+
+#include "stringutil.h"
+
+namespace i18n {
+namespace phonenumbers {
+
+using std::stringstream;
+
+string operator+(const string& s, int n) {
+ stringstream stream;
+
+ stream << s << n;
+ string result;
+ stream >> result;
+
+ return result;
+}
+
+template <typename T>
+string GenericSimpleItoa(const T& n) {
+ stringstream stream;
+
+ stream << n;
+ string result;
+ stream >> result;
+
+ return result;
+}
+
+string SimpleItoa(int n) {
+ return GenericSimpleItoa(n);
+}
+
+string SimpleItoa(uint64 n) {
+ return GenericSimpleItoa(n);
+}
+
+void StripString(string* s, const char* remove, char replacewith) {
+ const char* str_start = s->c_str();
+ const char* str = str_start;
+ for (str = strpbrk(str, remove);
+ str != NULL;
+ str = strpbrk(str + 1, remove)) {
+ (*s)[str - str_start] = replacewith;
+ }
+}
+
+bool TryStripPrefixString(const string& in, const string& prefix, string* out) {
+ assert(out);
+ const bool has_prefix = in.compare(0, prefix.length(), prefix) == 0;
+ out->assign(has_prefix ? in.substr(prefix.length()) : in);
+
+ return has_prefix;
+}
+
+bool HasSuffixString(const string& s, const string& suffix) {
+ if (s.length() < suffix.length()) {
+ return false;
+ }
+ return s.compare(s.length() - suffix.length(), suffix.length(), suffix) == 0;
+}
+
+template <typename T>
+void GenericAtoi(const string& s, T* out) {
+ stringstream stream;
+ stream << s;
+ stream >> *out;
+}
+
+void safe_strto32(const string& s, int32 *n) {
+ GenericAtoi(s, n);
+}
+
+void safe_strtou64(const string& s, uint64 *n) {
+ GenericAtoi(s, n);
+}
+
+void strrmm(string* s, const string& chars) {
+ for (string::iterator it = s->begin(); it != s->end(); ) {
+ const char current_char = *it;
+ if (chars.find(current_char) != string::npos) {
+ it = s->erase(it);
+ } else {
+ ++it;
+ }
+ }
+}
+
+// StringHolder class
+
+StringHolder::StringHolder(const string& s) :
+ string_(&s),
+ cstring_(NULL),
+ len_(s.size())
+{}
+
+StringHolder::StringHolder(const char* s) :
+ string_(NULL),
+ cstring_(s),
+ len_(std::strlen(s))
+{}
+
+StringHolder::StringHolder(uint64 n) :
+ converted_string_(SimpleItoa(n)),
+ string_(&converted_string_),
+ cstring_(NULL),
+ len_(converted_string_.length())
+{}
+
+StringHolder::~StringHolder() {}
+
+// StrCat
+
+// Implements s += sh; (s: string, sh: StringHolder)
+string& operator+=(string& lhs, const StringHolder& rhs) {
+ const string* const s = rhs.GetString();
+ if (s) {
+ lhs += *s;
+ } else {
+ const char* const cs = rhs.GetCString();
+ if (cs)
+ lhs.append(cs, rhs.Length());
+ }
+ return lhs;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + 1);
+
+ result += s1;
+ result += s2;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + 1);
+
+ result += s1;
+ result += s2;
+ result += s3;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3, const StringHolder& s4) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + s4.Length() + 1);
+
+ result += s1;
+ result += s2;
+ result += s3;
+ result += s4;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3, const StringHolder& s4,
+ const StringHolder& s5) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + s4.Length() +
+ s5.Length() + 1);
+ result += s1;
+ result += s2;
+ result += s3;
+ result += s4;
+ result += s5;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3, const StringHolder& s4,
+ const StringHolder& s5, const StringHolder& s6) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + s4.Length() +
+ s5.Length() + s6.Length() + 1);
+ result += s1;
+ result += s2;
+ result += s3;
+ result += s4;
+ result += s5;
+ result += s6;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3, const StringHolder& s4,
+ const StringHolder& s5, const StringHolder& s6,
+ const StringHolder& s7) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + s4.Length() +
+ s5.Length() + s6.Length() + s7.Length() + 1);
+ result += s1;
+ result += s2;
+ result += s3;
+ result += s4;
+ result += s5;
+ result += s6;
+ result += s7;
+
+ return result;
+}
+
+string StrCat(const StringHolder& s1, const StringHolder& s2,
+ const StringHolder& s3, const StringHolder& s4,
+ const StringHolder& s5, const StringHolder& s6,
+ const StringHolder& s7, const StringHolder& s8,
+ const StringHolder& s9, const StringHolder& s10,
+ const StringHolder& s11) {
+ string result;
+ result.reserve(s1.Length() + s2.Length() + s3.Length() + s4.Length() +
+ s5.Length() + s6.Length() + s7.Length() + s8.Length() +
+ s9.Length() + s10.Length() + s11.Length());
+ result += s1;
+ result += s2;
+ result += s3;
+ result += s4;
+ result += s5;
+ result += s6;
+ result += s7;
+ result += s8;
+ result += s9;
+ result += s10;
+ result += s11;
+
+ return result;
+}
+
+// StrAppend
+
+void StrAppend(string* dest, const StringHolder& s1) {
+ assert(dest);
+
+ dest->reserve(dest->length() + s1.Length() + 1);
+ *dest += s1;
+}
+
+void StrAppend(string* dest, const StringHolder& s1, const StringHolder& s2) {
+ assert(dest);
+
+ dest->reserve(dest->length() + s1.Length() + s2.Length() + 1);
+ *dest += s1;
+ *dest += s2;
+}
+
+} // namespace phonenumbers
+} // namespace i18n
Property changes on: third_party\libphonenumber\cpp\src\stringutil.cc
___________________________________________________________________
Added: svn:eol-style
+ LF
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