GeneratePseudoStyleTypeList.py

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# This Source Code Form is subject to the terms of the Mozilla Public

# License, v. 2.0. If a copy of the MPL was not distributed with this

# file, You can obtain one at http://mozilla.org/MPL/2.0/.

import buildconfig

import mozpack.path as mozpath

import sys

sys.path.insert(0, mozpath.join(buildconfig.topsrcdir, "servo", "components", "style", "gecko"))

from pseudo_elements import PseudoElementData

def generate(output):

    data = PseudoElementData()

    output.write(

        """/* THIS IS AN AUTOGENERATED FILE.  DO NOT EDIT */

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

* License, v. 2.0. If a copy of the MPL was not distributed with this

* file, You can obtain one at https://mozilla.org/MPL/2.0/. */

#ifndef CSS_PSEUDO_STYLE_TYPE

#define CSS_PSEUDO_STYLE_TYPE(name, flags) /* nothing */

#define DEFINED_CSS_PSEUDO_STYLE_TYPE

#endif

#ifndef CSS_NON_INHERITING_ANON_BOX

#define CSS_NON_INHERITING_ANON_BOX(name, flags) CSS_PSEUDO_STYLE_TYPE(name, flags)

#define DEFINED_CSS_NON_INHERITING_ANON_BOX

#endif

#ifndef CSS_INHERITING_ANON_BOX

#define CSS_INHERITING_ANON_BOX(name, flags) CSS_PSEUDO_STYLE_TYPE(name, flags)

#define DEFINED_CSS_INHERITING_ANON_BOX

#endif

#ifndef CSS_PSEUDO_ELEMENT

#define CSS_PSEUDO_ELEMENT(name, flags) CSS_PSEUDO_STYLE_TYPE(name, flags)

#define DEFINED_CSS_PSEUDO_ELEMENT

#endif

"""

    for pseudo in data.all_pseudos():

        flags = ' | '.join(f"PseudoStyleTypeFlags::{flag}" for flag in pseudo.flags())

        macro_name = "CSS_PSEUDO_ELEMENT"

        if pseudo.is_non_inheriting_anon_box():

            macro_name = "CSS_NON_INHERITING_ANON_BOX"

        elif pseudo.is_inheriting_anon_box():

            macro_name = "CSS_INHERITING_ANON_BOX"

        output.write(f"{macro_name}({pseudo.capitalized}, {flags})\n")

    output.write("""

#ifdef DEFINED_CSS_PSEUDO_STYLE_TYPE

#undef CSS_PSEUDO_STYLE_TYPE

#undef DEFINED_CSS_PSEUDO_STYLE_TYPE

#endif

#ifdef DEFINED_CSS_NON_INHERITING_ANON_BOX

#undef CSS_NON_INHERITING_ANON_BOX

#undef DEFINED_CSS_NON_INHERITING_ANON_BOX

#endif

#ifdef DEFINED_CSS_INHERITING_ANON_BOX

#undef CSS_INHERITING_ANON_BOX

#undef DEFINED_CSS_INHERITING_ANON_BOX

#endif

#ifdef DEFINED_CSS_PSEUDO_ELEMENT

#undef CSS_PSEUDO_ELEMENT

#undef DEFINED_CSS_PSEUDO_ELEMENT

#endif

""")

    return set(data.path_dependencies)