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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/memory/raw_ptr.h"
#include "third_party/do_not_rewrite/third_party_api.h"
int UnsafeIndex();
struct S {};
// Expected rewrite:
// S fct_declaration(base::span<const S> arg1,int arg2,S* arg3);
S fct_declaration(const S* arg1, int arg2, S* arg3);
// Expected rewrite:
// int fct_declaration2(base::raw_span<int> arg);
int fct_declaration2(raw_ptr<int> arg);
class Parent {
public:
Parent() = default;
// Expected rewrite:
// Parent(base::span<S> ptr): member(ptr){}
Parent(S* ptr) : member(ptr) {}
// Expected rewrite:
// virtual base::span<S> get();
virtual S* get();
// Expected rewrite:
// virtual void Method1(base::span<S, 1 + 2> s);
virtual void Method1(S s[1 + 2]);
protected:
// Expected rewrite:
// base::span<S> member;
S* member;
};
// Expected rewrite:
// virtual base::span<S> Parent::get()
S* Parent::get() {
// Expected rewrite:
// fct_declaration(member, 0, member.data());
fct_declaration(member, 0, member);
return member;
}
// Expected rewrite:
// void Parent::Method1(base::span<S, 2 + 1> s) {}
void Parent::Method1(S s[2 + 1]) {}
class Child : public Parent {
public:
Child() = default;
// Expected rewrite:
// base::span<S> get() override;
S* get() override;
// Expected rewrite:
// void Method1(base::span<S, 0 + 3> s) override;
void Method1(S s[0 + 3]) override;
};
// Expected rewrite:
// base::span<S> Child::get()
S* Child::get() {
// Expected rewrite:
// return {};
return nullptr;
}
// Expected rewrite:
// void Child::Method1(base::span<S, 3 + 0> s) {
void Child::Method1(S s[3 + 0]) {
member[0] = s[UnsafeIndex()];
}
// Expected rewrite:
// S fct_declaration(base::span<const S> arg1, int arg2, S* arg3)
S fct_declaration(const S* arg1, int arg2, S* arg3) {
// leads arg1 to be rewritten.
return arg1[1];
}
// Expected rewrite:
// int fct_declaration2(base::raw_span<int> arg)
int fct_declaration2(raw_ptr<int> arg) {
return arg[1];
}
// Expected rewrite:
// void ManyDecls(base::span<S, 3> arg);
void ManyDecls(S arg[3]);
// Expected rewrite:
// void ManyDecls(base::span<S, 3> arg);
void ManyDecls(S arg[3]);
// Expected rewrite:
// void ManyDecls(base::span<S, 3> arg) {
void ManyDecls(S arg[3]) {
arg[UnsafeIndex()] = S();
}
// Expected rewrite:
// void ManyDecls(base::span<S, 3> arg);
void ManyDecls(S arg[3]);
// Third-party code is not expected to be rewritten, hence this implementation
// class is also not expected to be rewritten.
class ChromiumImpl : public ThirdPartyInterface {
public:
void ToBeImplemented(int arg[3]) override;
};
void ChromiumImpl::ToBeImplemented(int arg[3]) {
arg[UnsafeIndex()] = 0;
}
void fct() {
// Expected rewrite:
// Parent p({});
Parent p(nullptr);
// Leads Parent::get() return value to be rewritten.
p.get()[0] = {};
// Expected rewrite:
// fct_declaration2({});
fct_declaration2(nullptr);
S s[3];
ManyDecls(s);
ChromiumImpl impl;
// Expected rewrite:
// std::array<int, 3> array = {1, 2, 3};
int array[3]{1, 2, 3};
// Expected rewrite:
// impl.ToBeImplemented(array.data());
impl.ToBeImplemented(array);
array[UnsafeIndex()] = 0;
}
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