1 // Copyright 2014 The Chromium OS 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 "chromeos-dbus-bindings/name_parser.h"
6
7 #include <string>
8
9 #include <base/strings/string_util.h>
10 #include <base/strings/stringprintf.h>
11 #include <brillo/strings/string_utils.h>
12
13 #include "chromeos-dbus-bindings/indented_text.h"
14
15 namespace chromeos_dbus_bindings {
16
17 namespace {
18
AddOpenNamespace(IndentedText * text,const std::string & name)19 void AddOpenNamespace(IndentedText *text, const std::string& name) {
20 text->AddLine(base::StringPrintf("namespace %s {", name.c_str()));
21 }
22
AddCloseNamespace(IndentedText * text,const std::string & name)23 void AddCloseNamespace(IndentedText *text, const std::string& name) {
24 text->AddLine(base::StringPrintf("} // namespace %s", name.c_str()));
25 }
26
27 } // anonymous namespace
28
NameParser(const std::string & name)29 NameParser::NameParser(const std::string& name)
30 : namespaces{brillo::string_utils::Split(name, ".")} {
31 CHECK(!namespaces.empty()) << "Empty name specified";
32 type_name = namespaces.back();
33 namespaces.pop_back();
34 }
35
MakeFullyQualified(const std::string & name) const36 std::string NameParser::MakeFullyQualified(const std::string& name) const {
37 std::vector<std::string> parts = namespaces;
38 parts.push_back(name);
39 return brillo::string_utils::Join("::", parts);
40 }
41
MakeFullCppName() const42 std::string NameParser::MakeFullCppName() const {
43 return MakeFullyQualified(type_name);
44 }
45
MakeVariableName() const46 std::string NameParser::MakeVariableName() const {
47 // Convert CamelCase name to google_style variable name.
48 std::string result;
49 bool last_upper = true;
50 for (char c : type_name) {
51 bool is_upper = isupper(c);
52 if (is_upper) {
53 if (!last_upper)
54 result += '_';
55 c = base::ToLowerASCII(c);
56 }
57 last_upper = is_upper;
58 result.push_back(c);
59 }
60 return result;
61 }
62
MakeInterfaceName(bool fully_qualified) const63 std::string NameParser::MakeInterfaceName(bool fully_qualified) const {
64 std::string interface_name = type_name + "Interface";
65 return fully_qualified ? MakeFullyQualified(interface_name) : interface_name;
66 }
67
MakeProxyName(bool fully_qualified) const68 std::string NameParser::MakeProxyName(bool fully_qualified) const {
69 std::string proxy_name = type_name + "Proxy";
70 return fully_qualified ? MakeFullyQualified(proxy_name) : proxy_name;
71 }
72
MakeAdaptorName(bool fully_qualified) const73 std::string NameParser::MakeAdaptorName(bool fully_qualified) const {
74 std::string adaptor_name = type_name + "Adaptor";
75 return fully_qualified ? MakeFullyQualified(adaptor_name) : adaptor_name;
76 }
77
AddOpenNamespaces(IndentedText * text,bool add_main_type) const78 void NameParser::AddOpenNamespaces(IndentedText *text,
79 bool add_main_type) const {
80 for (const auto& ns : namespaces) {
81 AddOpenNamespace(text, ns);
82 }
83
84 if (add_main_type)
85 AddOpenNamespace(text, type_name);
86 }
87
AddCloseNamespaces(IndentedText * text,bool add_main_type) const88 void NameParser::AddCloseNamespaces(IndentedText *text,
89 bool add_main_type) const {
90 if (add_main_type)
91 AddCloseNamespace(text, type_name);
92
93 for (auto it = namespaces.rbegin(); it != namespaces.rend(); ++it) {
94 AddCloseNamespace(text, *it);
95 }
96 }
97
98 } // namespace chromeos_dbus_bindings
99