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_IR_EXPRESSION_LITERAL_H 17 #define ES2PANDA_IR_EXPRESSION_LITERAL_H 18 19 #include <ir/expression.h> 20 21 namespace panda::es2panda::compiler { 22 class PandaGen; 23 } // namespace panda::es2panda::compiler 24 25 namespace panda::es2panda::checker { 26 class Checker; 27 class Type; 28 } // namespace panda::es2panda::checker 29 30 namespace panda::es2panda::ir { 31 32 // must be kept in sync with panda::panda_file::LiteralTag 33 enum class LiteralTag { 34 TAGVALUE, 35 BOOLEAN, 36 INTEGER, 37 FLOAT, 38 DOUBLE, 39 STRING, 40 METHOD, 41 GENERATOR_METHOD, 42 ACCESSOR, 43 METHODAFFILIATE, 44 // 0x0a - 0x15 for ARRAY_Type 45 ASYNC_GENERATOR_METHOD = 22, 46 LITERALBUFFERINDEX = 23, 47 LITERALARRAY = 24, 48 BUILTINTYPEINDEX = 25, 49 NULL_VALUE = 255, 50 }; 51 52 class Literal : public Expression { 53 public: IsLiteral()54 bool IsLiteral() const override 55 { 56 return true; 57 } 58 59 virtual LiteralTag Tag() const = 0; 60 61 bool GetBoolean() const; 62 uint32_t GetInt() const; 63 double GetDouble() const; 64 const util::StringView &GetString() const; 65 const util::StringView &GetMethod() const; 66 uint16_t GetMethodAffiliate() const; 67 std::optional<util::StringView> GetName() const; 68 69 protected: Literal(AstNodeType type)70 explicit Literal(AstNodeType type) : Expression(type) {} 71 }; 72 73 } // namespace panda::es2panda::ir 74 75 #endif 76