forked from mirrors/gecko-dev
97cf1e0c02
Differential Revision: https://phabricator.services.mozilla.com/D1862 --HG-- extra : moz-landing-system : lando
63 lines
2.2 KiB
Python
63 lines
2.2 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this file,
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# You can obtain one at http://mozilla.org/MPL/2.0/.
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import runpy
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def generate(output, dataFile):
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output.write("""/* THIS IS AN AUTOGENERATED FILE. DO NOT EDIT */
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/* processed file that defines entries for nsComputedDOMStyle, designed
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to be #included in nsComputedDOMStyle.cpp */
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static constexpr Entry kEntries[] = {
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""")
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def exposed_on_getcs(p):
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return "ExposedOnGetCS" in p.flags
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def order_key(p):
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# Put prefixed properties after normal properties.
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# The spec is unclear about this, and Blink doesn't have any sensible
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# order at all, so it probably doesn't matter a lot. But originally
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# Gecko put then later so we do so as well. See w3c/csswg-drafts#2827.
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order = p.name.startswith("-")
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return (order, p.name)
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def has_cpp_getter(p):
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if "SerializedByServo" in p.flags:
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return False
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if p.type() == "longhand" and "IsLogical" in p.flags:
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return False
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return True
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# Some special cases we may get rid of later. See bug 1471423.
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def method(p):
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if p.id.startswith("margin_"):
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return "{}Width".format(p.method)
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if p.id.startswith("_moz_"):
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method = p.method[3:]
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else:
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method = p.method
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if p.id.startswith("_moz_outline_radius_"):
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method = method.replace("left", "Left")
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method = method.replace("right", "Right")
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return method
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def getter_entry(p):
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if has_cpp_getter(p):
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return "DoGet" + method(p)
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# Put a dummy getter here instead of nullptr because MSVC seems
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# to have bug which ruins the table when we put nullptr for
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# pointer-to-member-function. See bug 1471426.
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return "DummyGetter"
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properties = runpy.run_path(dataFile)["data"]
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properties = filter(exposed_on_getcs, properties)
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properties.sort(key=order_key)
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TEMPLATE = " {{ eCSSProperty_{}, &nsComputedDOMStyle::{} }},\n"
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for p in properties:
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output.write(TEMPLATE.format(p.id, getter_entry(p)))
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output.write("};\n")
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