BOOL constant Null safety
Implementation
static const SchemaKind BOOL = SchemaKind._(1, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'BOOL');
static const SchemaKind BOOL = SchemaKind._(1, const $core.bool.fromEnvironment('protobuf.omit_enum_names') ? '' : 'BOOL');