# rust_macros.py - Generate rust_macros bindings from IDL.
#
# 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/.
"" "Generate rust bindings information for the IDL file specified" ""
from xpidl
import rust, xpidl
derive_method_tmpl =
"" "\
Method {{
name:
"{name}" ,
params: &[{params}],
ret:
"{ret}" ,
}}
"" "
def attrAsMethodStruct(iface, m, getter):
params = [
f
'Param {{ name: "{name}", ty: "{ty}" }}'
for name, ty
in rust.attributeRawParamList(iface, m, getter)
]
return derive_method_tmpl.format(
name=rust.attributeNativeName(m, getter),
params=
", " .join(params),
ret=
"::nserror::nsresult" ,
)
def methodAsMethodStruct(iface, m):
params = [
f
'Param {{ name: "{name}", ty: "{ty}" }}'
for name, ty
in rust.methodRawParamList(iface, m)
]
return derive_method_tmpl.format(
name=rust.methodNativeName(m),
params=
", " .join(params),
ret=rust.methodReturnType(m),
)
derive_iface_tmpl =
"" "\
Interface {{
name:
"{name}" ,
base: {base},
sync: {sync},
methods: {methods},
}},
"" "
def write_interface(iface, fd):
if iface.namemap
is None :
raise Exception(
"Interface was not resolved." )
assert iface.base
or (iface.name ==
"nsISupports" )
base = f
'Some("{iface.base}")' if iface.base
is not None else "None"
try :
methods =
""
for member
in iface.members:
if type(member)
is xpidl.Attribute:
methods += f
"/* {member.toIDL()} */\n"
methods += f
"{attrAsMethodStruct(iface, member, True)},\n"
if not member.readonly:
methods += f
"{attrAsMethodStruct(iface, member, False)},\n"
methods +=
"\n"
elif type(member)
is xpidl.Method:
methods += f
"/* {member.toIDL()} */\n"
methods += f
"{methodAsMethodStruct(iface, member)},\n\n"
fd.write(
derive_iface_tmpl.format(
name=iface.name,
base=base,
sync=
"true" if iface.attributes.rust_sync
else "false" ,
methods=f
"Ok(&[\n{methods}])" ,
)
)
except xpidl.RustNoncompat
as reason:
fd.write(
derive_iface_tmpl.format(
name=iface.name,
base=base,
sync=
"false" ,
methods=f
'Err("{reason}")' ,
)
)
header =
"" "\
//
// DO
NOT EDIT. THIS FILE
IS GENERATED
FROM $SRCDIR/{relpath}
//
"" "
def print_rust_macros_bindings(idl, fd, relpath):
fd = rust.AutoIndent(fd)
fd.write(header.format(relpath=relpath))
fd.write(
"{static D: &[Interface] = &[\n" )
for p
in idl.productions:
if p.kind ==
"interface" :
write_interface(p, fd)
fd.write(
"]; D}\n" )
Messung V0.5 in Prozent C=96 H=95 G=95
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-08-25)
¤
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