blueprint-compiler/blueprintcompiler/parser_utils.py
James Westman 544d152fb6
Rename to blueprint-compiler
This isn't an official GTK project so better to avoid using "GTK" in the
name.
2021-12-01 15:35:58 -06:00

82 lines
2 KiB
Python

# parser_utils.py
#
# Copyright 2021 James Westman <james@jwestman.net>
#
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# This file is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: LGPL-3.0-or-later
from . import ast
from .parse_tree import *
class_name = AnyOf(
Sequence(
UseIdent("namespace"),
Op("."),
UseIdent("class_name"),
),
Sequence(
Op("."),
UseIdent("class_name"),
UseLiteral("ignore_gir", True),
),
UseIdent("class_name"),
)
literal = Group(
ast.LiteralValue,
AnyOf(
UseNumber("value"),
UseQuoted("value"),
)
)
ident_value = Group(
ast.IdentValue,
UseIdent("value"),
)
flags_value = Group(
ast.FlagsValue,
Sequence(
Group(ast.Flag, UseIdent("value")),
Op("|"),
Delimited(Group(ast.Flag, UseIdent("value")), Op("|")),
),
)
translated_string = Group(
ast.TranslatedStringValue,
AnyOf(
Sequence(
Keyword("_"),
OpenParen(),
UseQuoted("value").expected("a quoted string"),
CloseParen().expected("`)`"),
),
Sequence(
Keyword("C_"),
OpenParen(),
UseQuoted("context").expected("a quoted string"),
Comma(),
UseQuoted("value").expected("a quoted string"),
Optional(Comma()),
CloseParen().expected("`)`"),
),
),
)
value = AnyOf(translated_string, literal, flags_value, ident_value)