diff options
Diffstat (limited to 'mesonbuild/interpreter/interpreterobjects.py')
| -rw-r--r-- | mesonbuild/interpreter/interpreterobjects.py | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/mesonbuild/interpreter/interpreterobjects.py b/mesonbuild/interpreter/interpreterobjects.py index 33e8e26..0bf188c 100644 --- a/mesonbuild/interpreter/interpreterobjects.py +++ b/mesonbuild/interpreter/interpreterobjects.py @@ -66,7 +66,7 @@ class FeatureOptionHolder(InterpreterObject, ObjectHolder[coredata.UserFeatureOp def __init__(self, env: 'Environment', name: str, option: coredata.UserFeatureOption): InterpreterObject.__init__(self) ObjectHolder.__init__(self, option) - if option.is_auto(): + if option and option.is_auto(): # TODO: we need to case here because options is not a TypedDict self.held_object = T.cast(coredata.UserFeatureOption, env.coredata.options[OptionKey('auto_features')]) self.name = name @@ -74,11 +74,15 @@ class FeatureOptionHolder(InterpreterObject, ObjectHolder[coredata.UserFeatureOp 'disabled': self.disabled_method, 'allowed': self.allowed_method, 'auto': self.auto_method, + 'require': self.require_method, }) @property def value(self): - return self.held_object.value + return 'disabled' if not self.held_object else self.held_object.value + + def as_disabled(self): + return FeatureOptionHolder(None, self.name, None) @noPosargs @permittedKwargs({}) @@ -100,6 +104,25 @@ class FeatureOptionHolder(InterpreterObject, ObjectHolder[coredata.UserFeatureOp def auto_method(self, args, kwargs): return self.value == 'auto' + @permittedKwargs({'error_message'}) + def require_method(self, args, kwargs): + if len(args) != 1: + raise InvalidArguments('Expected 1 argument, got %d.' % (len(args), )) + if not isinstance(args[0], bool): + raise InvalidArguments('boolean argument expected.') + error_message = kwargs.pop('error_message', '') + if error_message and not isinstance(error_message, str): + raise InterpreterException("Error message must be a string.") + if args[0]: + return self + + if self.value == 'enabled': + prefix = 'Feature {} cannot be enabled'.format(self.name) + prefix = prefix + ': ' if error_message else '' + raise InterpreterException(prefix + error_message) + return self.as_disabled() + + class RunProcess(InterpreterObject): def __init__(self, cmd, args, env, source_dir, build_dir, subdir, mesonintrospect, in_builddir=False, check=False, capture=True): |