1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
#!/usr/bin/env python
#
# Copyright (c) 2014, 2015 Apple Inc. All rights reserved.
# Copyright (c) 2014 University of Washington. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
# THE POSSIBILITY OF SUCH DAMAGE.
import logging
import re
import string
from string import Template
from cpp_generator import CppGenerator
from cpp_generator_templates import CppGeneratorTemplates as CppTemplates
from generator import Generator, ucfirst
from models import EnumType
log = logging.getLogger('global')
class CppFrontendDispatcherHeaderGenerator(Generator):
def __init__(self, model, input_filepath):
Generator.__init__(self, model, input_filepath)
def output_filename(self):
return "InspectorFrontendDispatchers.h"
def domains_to_generate(self):
return filter(lambda domain: len(domain.events) > 0, Generator.domains_to_generate(self))
def generate_output(self):
headers = [
'"InspectorProtocolObjects.h"',
'<inspector/InspectorValues.h>',
'<wtf/text/WTFString.h>']
header_args = {
'headerGuardString': re.sub('\W+', '_', self.output_filename()),
'includes': '\n'.join(['#include ' + header for header in headers]),
'typedefs': 'class FrontendRouter;',
}
sections = []
sections.append(self.generate_license())
sections.append(Template(CppTemplates.HeaderPrelude).substitute(None, **header_args))
sections.extend(map(self._generate_dispatcher_declarations_for_domain, self.domains_to_generate()))
sections.append(Template(CppTemplates.HeaderPostlude).substitute(None, **header_args))
return "\n\n".join(sections)
# Private methods.
def _generate_anonymous_enum_for_parameter(self, parameter, event):
enum_args = {
'parameterName': parameter.parameter_name,
'eventName': event.event_name
}
lines = []
lines.append(' // Named after parameter \'%(parameterName)s\' while generating command/event %(eventName)s.' % enum_args)
lines.append(' enum class %s {' % ucfirst(parameter.parameter_name))
for enum_value in parameter.type.enum_values():
lines.append(' %s = %d,' % (Generator.stylized_name_for_enum_value(enum_value), self.encoding_for_enum_value(enum_value)))
lines.append(' }; // enum class %s' % ucfirst(parameter.parameter_name))
return "\n".join(lines)
def _generate_dispatcher_declarations_for_domain(self, domain):
classComponents = ['class']
exportMacro = self.model().framework.setting('export_macro', None)
if exportMacro is not None:
classComponents.append(exportMacro)
used_enum_names = set([])
event_declarations = []
for event in domain.events:
event_declarations.append(self._generate_dispatcher_declaration_for_event(event, domain, used_enum_names))
handler_args = {
'classAndExportMacro': " ".join(classComponents),
'domainName': domain.domain_name,
'eventDeclarations': "\n".join(event_declarations)
}
return self.wrap_with_guard_for_domain(domain, Template(CppTemplates.FrontendDispatcherDomainDispatcherDeclaration).substitute(None, **handler_args))
def _generate_dispatcher_declaration_for_event(self, event, domain, used_enum_names):
formal_parameters = []
lines = []
for parameter in event.event_parameters:
formal_parameters.append('%s %s' % (CppGenerator.cpp_type_for_checked_formal_event_parameter(parameter), parameter.parameter_name))
if isinstance(parameter.type, EnumType) and parameter.parameter_name not in used_enum_names:
lines.append(self._generate_anonymous_enum_for_parameter(parameter, event))
used_enum_names.add(parameter.parameter_name)
lines.append(" void %s(%s);" % (event.event_name, ", ".join(formal_parameters)))
return "\n".join(lines)
|
