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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "tools/gn/item.h"
6 
7 #include "base/logging.h"
8 
Item(const Settings * settings,const Label & label)9 Item::Item(const Settings* settings, const Label& label)
10     : settings_(settings),
11       label_(label),
12       defined_from_(NULL) {
13 }
14 
~Item()15 Item::~Item() {
16 }
17 
AsConfig()18 Config* Item::AsConfig() { return NULL; }
AsConfig() const19 const Config* Item::AsConfig() const { return NULL; }
AsTarget()20 Target* Item::AsTarget() { return NULL; }
AsTarget() const21 const Target* Item::AsTarget() const { return NULL; }
AsToolchain()22 Toolchain* Item::AsToolchain() { return NULL; }
AsToolchain() const23 const Toolchain* Item::AsToolchain() const { return NULL; }
24 
GetItemTypeName() const25 std::string Item::GetItemTypeName() const {
26   if (AsConfig())
27     return "config";
28   if (AsTarget())
29     return "target";
30   if (AsToolchain())
31     return "toolchain";
32   NOTREACHED();
33   return "this thing that I have no idea what it is";
34 }
35 
OnResolved(Err * err)36 bool Item::OnResolved(Err* err) {
37   return true;
38 }
39