实现 12.5 递归下降语法:AST + 拒绝清单。
- Parser.h/cpp:POU 外壳(PROGRAM/FUNCTION/FUNCTION_BLOCK)、变量段、语句(赋值/IF/WHILE/FB 调用)、表达式优先级爬升(NOT/AND/OR 短路/比较/算术/函数调用/负号) - Unit 结构:顶层 VAR_GLOBAL 段(GVL 文件形态)+ POU 列表 - 拒绝:VAR_IN_OUT/REF/CLASS/ANY 等保留名、链式比较、FB 字段赋值、顶层非 GVL 段 - THEN/DO 补入关键字表(12.5 修订,同步 12.1 与词法文档) - parser_test:98 断言(line1 三文件 AST、FUNCTION 调用、IF/WHILE/TON、9 类负例),ctest 6/6
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@@ -9,7 +9,8 @@ project(Compiler
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# 词法、语法、符号表、类型检查、codegen、链接都留在 compiler 一个库里
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add_library(compiler STATIC
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./src/Lexer.cpp
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./src/Project.cpp)
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./src/Project.cpp
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./src/Parser.cpp)
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target_include_directories(compiler PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include)
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target_include_directories(compiler PRIVATE ${CMAKE_SOURCE_DIR}/third_party/tomlplusplus/include)
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