| # SPDX-License-Identifier: Apache-2.0 |
| # Copyright 2013-2021 The Meson development team |
| |
| from __future__ import annotations |
| |
| from .. import mesonlib, mparser |
| from .exceptions import InterpreterException, InvalidArguments |
| from ..coredata import UserOption |
| |
| |
| import collections.abc |
| import typing as T |
| |
| if T.TYPE_CHECKING: |
| from .baseobjects import TYPE_var, TYPE_kwargs, SubProject |
| |
| def flatten(args: T.Union['TYPE_var', T.List['TYPE_var']]) -> T.List['TYPE_var']: |
| if isinstance(args, mparser.StringNode): |
| assert isinstance(args.value, str) |
| return [args.value] |
| if not isinstance(args, collections.abc.Sequence): |
| return [args] |
| result: T.List['TYPE_var'] = [] |
| for a in args: |
| if isinstance(a, list): |
| rest = flatten(a) |
| result = result + rest |
| elif isinstance(a, mparser.StringNode): |
| result.append(a.value) |
| else: |
| result.append(a) |
| return result |
| |
| def resolve_second_level_holders(args: T.List['TYPE_var'], kwargs: 'TYPE_kwargs') -> T.Tuple[T.List['TYPE_var'], 'TYPE_kwargs']: |
| def resolver(arg: 'TYPE_var') -> 'TYPE_var': |
| if isinstance(arg, list): |
| return [resolver(x) for x in arg] |
| if isinstance(arg, dict): |
| return {k: resolver(v) for k, v in arg.items()} |
| if isinstance(arg, mesonlib.SecondLevelHolder): |
| return arg.get_default_object() |
| return arg |
| return [resolver(x) for x in args], {k: resolver(v) for k, v in kwargs.items()} |
| |
| def default_resolve_key(key: mparser.BaseNode) -> str: |
| if not isinstance(key, mparser.IdNode): |
| raise InterpreterException('Invalid kwargs format.') |
| return key.value |
| |
| def stringifyUserArguments(args: TYPE_var, subproject: SubProject, quote: bool = False) -> str: |
| if isinstance(args, str): |
| return f"'{args}'" if quote else args |
| elif isinstance(args, bool): |
| return 'true' if args else 'false' |
| elif isinstance(args, int): |
| return str(args) |
| elif isinstance(args, list): |
| return '[%s]' % ', '.join([stringifyUserArguments(x, subproject, True) for x in args]) |
| elif isinstance(args, dict): |
| l = ['{} : {}'.format(stringifyUserArguments(k, subproject, True), |
| stringifyUserArguments(v, subproject, True)) for k, v in args.items()] |
| return '{%s}' % ', '.join(l) |
| elif isinstance(args, UserOption): |
| from .decorators import FeatureNew |
| FeatureNew.single_use('User option in string format', '1.3.0', subproject) |
| return stringifyUserArguments(args.printable_value(), subproject) |
| raise InvalidArguments('Value other than strings, integers, bools, options, dictionaries and lists thereof.') |
