Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 65 insertions, 0 deletions

diff --git a/layout/style/GenerateComputedDOMStyleGenerated.py b/layout/style/GenerateComputedDOMStyleGenerated.py
new file mode 100644
index 0000000000..d298600fb4
--- /dev/null
+++ b/layout/style/GenerateComputedDOMStyleGenerated.py
@@ -0,0 +1,65 @@
+# 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 runpy
+
+
+def generate(output, dataFile):
+    output.write(
+        """/* THIS IS AN AUTOGENERATED FILE.  DO NOT EDIT */
+
+/* processed file that defines entries for nsComputedDOMStyle, designed
+   to be #included in nsComputedDOMStyle.cpp */
+
+static constexpr Entry kEntries[] = {
+"""
+    )
+
+    def exposed_on_getcs(p):
+        return "ExposedOnGetCS" in p.flags
+
+    def order_key(p):
+        # Put prefixed properties after normal properties.
+        # The spec is unclear about this, and Blink doesn't have any sensible
+        # order at all, so it probably doesn't matter a lot. But originally
+        # Gecko put then later so we do so as well. See w3c/csswg-drafts#2827.
+        order = p.name.startswith("-")
+        return (order, p.name)
+
+    def has_cpp_getter(p):
+        if "SerializedByServo" in p.flags:
+            return False
+        if p.type() == "longhand" and "IsLogical" in p.flags:
+            return False
+        return True
+
+    # Some special cases we may get rid of later. See bug 1471423.
+    def method(p):
+        if p.id.startswith("margin_"):
+            return "{}Width".format(p.method)
+        if p.id.startswith("_moz_"):
+            method = p.method[3:]
+        else:
+            method = p.method
+        if p.id.startswith("_moz_outline_radius_"):
+            method = method.replace("left", "Left")
+            method = method.replace("right", "Right")
+        return method
+
+    def getter_entry(p):
+        if has_cpp_getter(p):
+            return "DoGet" + method(p)
+        # Put a dummy getter here instead of nullptr because MSVC seems
+        # to have bug which ruins the table when we put nullptr for
+        # pointer-to-member-function. See bug 1471426.
+        return "DummyGetter"
+
+    properties = runpy.run_path(dataFile)["data"]
+    properties = filter(exposed_on_getcs, properties)
+
+    TEMPLATE = "  {{ eCSSProperty_{}, &nsComputedDOMStyle::{} }},\n"
+    for p in sorted(properties, key=order_key):
+        output.write(TEMPLATE.format(p.id, getter_entry(p)))
+
+    output.write("};\n")