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#!/usr/bin/env python3
#
# Copyright (c) 2016-2019 Apple Inc. 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
from string import Template
from builtins_generator import BuiltinsGenerator, WK_lcfirst, WK_ucfirst
from builtins_templates import BuiltinsGeneratorTemplates as Templates
log = logging.getLogger('global')
class BuiltinsWrapperHeaderGenerator(BuiltinsGenerator):
def __init__(self, model):
BuiltinsGenerator.__init__(self, model)
def output_filename(self):
return "%sJSBuiltins.h" % self.model().framework.setting('namespace')
def generate_output(self):
args = {
'namespace': self.model().framework.setting('namespace'),
}
sections = []
sections.append(self.generate_license())
sections.append(Template(Templates.DoNotEditWarning).substitute(args))
sections.append(Template(Templates.HeaderIncludeGuard).substitute(args))
sections.append(self.generate_secondary_header_includes())
sections.append(Template(Templates.NamespaceTop).substitute(args))
sections.append(self.generate_section_for_object())
sections.append(Template(Templates.NamespaceBottom).substitute(args))
return "\n\n".join(sections)
def generate_secondary_header_includes(self):
header_includes = [
(["WebCore"],
("JavaScriptCore", "runtime/VM.h"),
),
]
for object in self.model().objects:
header_includes.append((["WebCore"], ("WebCore", object.object_name + "Builtins.h")))
return '\n'.join(self.generate_includes_from_entries(header_includes))
def generate_section_for_object(self):
lines = ["class JSBuiltinFunctions {",
"public:"]
lines.append(self.generate_constructor())
lines.append(self.generate_accessors())
lines.append("private:")
lines.append(self.generate_members())
lines.append("};")
return '\n'.join(lines)
def accessor_name(self, object):
return WK_lcfirst(object.object_name) + "Builtins"
def member_name(self, object):
return "m_" + self.accessor_name(object)
def member_type(self, object):
return WK_ucfirst(object.object_name) + "BuiltinsWrapper"
def generate_constructor(self):
lines = [" explicit JSBuiltinFunctions(JSC::VM& vm)",
" : m_vm(vm)"]
for object in self.model().objects:
member_init = " , %s(m_vm)" % self.member_name(object)
lines.append(BuiltinsGenerator.wrap_with_guard(object.annotations.get('conditional'), member_init))
lines.append(" {")
for object in self.model().objects:
if not 'internal' in object.annotations:
continue
internal_export_names = " %s.exportNames();" % self.member_name(object)
lines.append(BuiltinsGenerator.wrap_with_guard(object.annotations.get('conditional'), internal_export_names))
lines.append(" }\n")
return '\n'.join(lines)
def generate_accessors(self):
lines = []
for object in self.model().objects:
accessor = " %s& %s() { return %s; }" % (self.member_type(object), self.accessor_name(object), self.member_name(object))
lines.append(BuiltinsGenerator.wrap_with_guard(object.annotations.get('conditional'), accessor))
lines.append("")
return '\n'.join(lines)
def generate_members(self):
lines = [" JSC::VM& m_vm;"]
for object in self.model().objects:
member = " %s %s;" % (self.member_type(object), self.member_name(object))
lines.append(BuiltinsGenerator.wrap_with_guard(object.annotations.get('conditional'), member))
return '\n'.join(lines)
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