1 /** 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ES2PANDA_PARSER_PARSER_FLAGS_H 17 #define ES2PANDA_PARSER_PARSER_FLAGS_H 18 19 #include <util/enumbitops.h> 20 21 namespace panda::es2panda::parser { 22 23 enum class LexicalScopeType { 24 BLOCK, 25 STRICT_BLOCK, 26 CATCH, 27 FUNCTION_PARAM, 28 TS_TYPE_LITERAL, 29 }; 30 31 DEFINE_BITOPS(LexicalScopeType) 32 33 enum class VariableParsingFlags { 34 NO_OPTS = 0, 35 NO_SKIP_VAR_KIND = (1 << 0), 36 ACCEPT_CONST_NO_INIT = (1 << 1), 37 DISALLOW_INIT = (1 << 2), 38 VAR = (1 << 3), 39 LET = (1 << 4), 40 CONST = (1 << 5), 41 STOP_AT_IN = (1 << 6), 42 EXPORTED = (1 << 7), 43 IN_FOR = (1 << 8), 44 }; 45 46 DEFINE_BITOPS(VariableParsingFlags) 47 48 enum class ExpressionParseFlags { 49 NO_OPTS = 0, 50 ACCEPT_COMMA = 1 << 0, 51 ACCEPT_REST = 1 << 1, 52 EXP_DISALLOW_AS = 1 << 2, 53 DISALLOW_ASSIGNMENT = 1 << 3, 54 DISALLOW_YIELD = 1 << 4, 55 STOP_AT_IN = 1 << 5, 56 ALLOW_TS_PARAM_TOKEN = 1 << 6, 57 MUST_BE_PATTERN = 1 << 7, 58 POTENTIALLY_IN_PATTERN = 1 << 8, 59 OBJECT_PATTERN = 1 << 9, 60 IN_REST = 1 << 10, 61 }; 62 63 DEFINE_BITOPS(ExpressionParseFlags) 64 65 enum class StatementParsingFlags { 66 NONE = 0, 67 ALLOW_LEXICAL = 1 << 0, 68 GLOBAL = 1 << 1, 69 IF_ELSE = 1 << 2, 70 LABELLED = 1 << 3, 71 72 STMT_LEXICAL_SCOPE_NEEDED = IF_ELSE | LABELLED, 73 STMT_GLOBAL_LEXICAL = GLOBAL | ALLOW_LEXICAL, 74 }; 75 76 DEFINE_BITOPS(StatementParsingFlags) 77 78 enum class ForStatementKind { 79 UPDATE, 80 IN, 81 OF, 82 }; 83 84 } // namespace panda::es2panda::parser 85 86 #endif 87