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Unified Diff: mojo/public/cpp/bindings/string.h

Issue 2250183003: Make the fuchsia mojo/public repo the source of truth. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 4 years, 4 months ago
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Index: mojo/public/cpp/bindings/string.h
diff --git a/mojo/public/cpp/bindings/string.h b/mojo/public/cpp/bindings/string.h
deleted file mode 100644
index 7f2ca313aacd997d57e971abddc2111e365886d5..0000000000000000000000000000000000000000
--- a/mojo/public/cpp/bindings/string.h
+++ /dev/null
@@ -1,178 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef MOJO_PUBLIC_CPP_BINDINGS_STRING_H_
-#define MOJO_PUBLIC_CPP_BINDINGS_STRING_H_
-
-#include <iosfwd>
-#include <string>
-
-#include "mojo/public/cpp/bindings/lib/array_internal.h"
-#include "mojo/public/cpp/bindings/type_converter.h"
-#include "mojo/public/cpp/environment/logging.h"
-
-namespace mojo {
-
-// A UTF-8 encoded character string that can be null. Provides functions that
-// are similar to std::string, along with access to the underlying std::string
-// object.
-class String {
- public:
- typedef internal::String_Data Data_;
-
- String() : is_null_(true) {}
- String(const std::string& str) : value_(str), is_null_(false) {}
- String(const char* chars) : is_null_(!chars) {
- if (chars)
- value_ = chars;
- }
- String(const char* chars, size_t num_chars)
- : value_(chars, num_chars), is_null_(false) {}
- String(const mojo::String& str)
- : value_(str.value_), is_null_(str.is_null_) {}
-
- template <size_t N>
- String(const char chars[N])
- : value_(chars, N - 1), is_null_(false) {}
-
- template <typename U>
- static String From(const U& other) {
- return TypeConverter<String, U>::Convert(other);
- }
-
- template <typename U>
- U To() const {
- return TypeConverter<U, String>::Convert(*this);
- }
-
- String& operator=(const mojo::String& str) {
- value_ = str.value_;
- is_null_ = str.is_null_;
- return *this;
- }
- String& operator=(const std::string& str) {
- value_ = str;
- is_null_ = false;
- return *this;
- }
- String& operator=(const char* chars) {
- is_null_ = !chars;
- if (chars) {
- value_ = chars;
- } else {
- value_.clear();
- }
- return *this;
- }
-
- void reset() {
- value_.clear();
- is_null_ = true;
- }
-
- // Tests as true if non-null, false if null.
- explicit operator bool() const { return !is_null_; }
-
- bool is_null() const { return is_null_; }
-
- size_t size() const { return value_.size(); }
-
- const char* data() const { return value_.data(); }
-
- const char& at(size_t offset) const { return value_.at(offset); }
- char& at(size_t offset) { return value_.at(offset); }
-
- const char& operator[](size_t offset) const { return value_[offset]; }
- char& operator[](size_t offset) { return value_[offset]; }
-
- const std::string& get() const { return value_; }
- operator const std::string&() const { return value_; }
-
- void Swap(String* other) {
- std::swap(is_null_, other->is_null_);
- value_.swap(other->value_);
- }
-
- void Swap(std::string* other) {
- is_null_ = false;
- value_.swap(*other);
- }
-
- private:
- std::string value_;
- bool is_null_;
-};
-
-inline bool operator==(const String& a, const String& b) {
- return a.is_null() == b.is_null() && a.get() == b.get();
-}
-inline bool operator==(const char* a, const String& b) {
- return !b.is_null() && a == b.get();
-}
-inline bool operator==(const String& a, const char* b) {
- return !a.is_null() && a.get() == b;
-}
-inline bool operator!=(const String& a, const String& b) {
- return !(a == b);
-}
-inline bool operator!=(const char* a, const String& b) {
- return !(a == b);
-}
-inline bool operator!=(const String& a, const char* b) {
- return !(a == b);
-}
-
-// TODO(jeffbrown): Decide whether this should print a sentinel value
-// such as "<null>" when formatting null strings.
-inline std::ostream& operator<<(std::ostream& out, const String& s) {
- return out << s.get();
-}
-
-inline bool operator<(const String& a, const String& b) {
- if (a.is_null())
- return !b.is_null();
- if (b.is_null())
- return false;
-
- return a.get() < b.get();
-}
-
-// TODO(darin): Add similar variants of operator<,<=,>,>=
-
-template <>
-struct TypeConverter<String, std::string> {
- static String Convert(const std::string& input) { return String(input); }
-};
-
-template <>
-struct TypeConverter<std::string, String> {
- static std::string Convert(const String& input) { return input; }
-};
-
-template <size_t N>
-struct TypeConverter<String, char[N]> {
- static String Convert(const char input[N]) {
- MOJO_DCHECK(input);
- return String(input, N - 1);
- }
-};
-
-// Appease MSVC.
-template <size_t N>
-struct TypeConverter<String, const char[N]> {
- static String Convert(const char input[N]) {
- MOJO_DCHECK(input);
- return String(input, N - 1);
- }
-};
-
-template <>
-struct TypeConverter<String, const char*> {
- // |input| may be null, in which case a null String will be returned.
- static String Convert(const char* input) { return String(input); }
-};
-
-} // namespace mojo
-
-#endif // MOJO_PUBLIC_CPP_BINDINGS_STRING_H_
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