diff options
Diffstat (limited to 'cppbnf.cpp')
| -rw-r--r-- | cppbnf.cpp | 209 |
1 files changed, 143 insertions, 66 deletions
@@ -199,13 +199,15 @@ BNF GetCppBNFLex() {"hex-quad", {{"hexadecimal-digit", "hexadecimal-digit", "hexadecimal-digit", "hexadecimal-digit"}}}, {"universal-character-name", { - {"\\", "u", "hex-quad"}, - {"\\", "U", "hex-quad", "hex-quad"} + {"\\u", "hex-quad"}, + {"\\U", "hex-quad", "hex-quad"} }}, {"preprocessing-token", { {"header-name"}, - //{"import-keyword"}, // TODO + //{"import-keyword"}, // TODO: generated + //{"module-keyword"}, // TODO + //{"export-keyword"}, // TODO {"identifier"}, {"pp-number"}, {"character-literal"}, @@ -220,8 +222,7 @@ BNF GetCppBNFLex() {"identifier"}, {"keyword"}, {"literal"}, - {"OPERATOR"}, // conflict with keyword "operator" - {"punctuator"}, + {"operator-or-punctuator"}, }}, {"header-name", { @@ -268,10 +269,97 @@ BNF GetCppBNFLex() {"digit", {{"0"},{"1"},{"2"},{"3"},{"4"},{"5"},{"6"},{"7"},{"8"},{"9"}}}, + {"keyword", { + {"alignas"}, + {"alignof"}, + {"asm"}, + {"auto"}, + {"bool"}, + {"break"}, + {"case"}, + {"catch"}, + {"char"}, + {"char8_t"}, + {"char16_t"}, + {"char32_t"}, + {"class"}, + {"concept"}, + {"const"}, + {"consteval"}, + {"constexpr"}, + {"constinit"}, + {"const_cast"}, + {"continue"}, + {"co_await"}, + {"co_return"}, + {"co_yield"}, + {"decltype"}, + {"default"}, + {"delete"}, + {"do"}, + {"double"}, + {"dynamic_cast"}, + {"else"}, + {"enum"}, + {"explicit"}, + {"export"}, + {"extern"}, + {"false"}, + {"float"}, + {"for"}, + {"friend"}, + {"goto"}, + {"if"}, + {"inline"}, + {"int"}, + {"long"}, + {"mutable"}, + {"namespace"}, + {"new"}, + {"noexcept"}, + {"nullptr"}, + {"operator"}, + {"private"}, + {"protected"}, + {"public"}, + {"register"}, + {"reinterpret_cast"}, + {"requires"}, + {"return"}, + {"short"}, + {"signed"}, + {"sizeof"}, + {"static"}, + {"static_assert"}, + {"static_cast"}, + {"struct"}, + {"switch"}, + {"template"}, + {"this"}, + {"thread_local"}, + {"throw"}, + {"true"}, + {"try"}, + {"typedef"}, + {"typeid"}, + {"typename"}, + {"union"}, + {"unsigned"}, + {"using"}, + {"virtual"}, + {"void"}, + {"volatile"}, + {"wchar_t"}, + {"while"}, + //{"import-keyword"}, // TODO + //{"module-keyword"}, + //{"export-keyword"}, + }}, + {"preprocessing-op-or-punc", { - {"{"}, {"}"}, {"["}, {"]"}, {"#"}, {"#", "#"}, {"("}, {")"}, - {"<:"}, {":>"}, {"<%"}, {"%>"}, {"%:"}, {"%:%:"}, {";"}, {":"}, {"..."}, - {"new"}, {"delete"}, {"?"}, {"::"}, {"."}, {".*"}, {"->"}, {"->*"}, {"~"}, + {"{"}, {"}"}, {"["}, {"]"}, {"("}, {")"}, + {"<:"}, {":>"}, {"<%"}, {"%>"}, {";"}, {":"}, {"..."}, + {"?"}, {"::"}, {"."}, {".*"}, {"->"}, {"->*"}, {"~"}, {"!"}, {"+"}, {"-"}, {"*"}, {"/"}, {"%"}, {"^"}, {"&"}, {"|"}, {"="}, {"+="}, {"-="}, {"*="}, {"/="}, {"%="}, {"^="}, {"&="}, {"|="}, {"=="}, {"!="}, {"<"}, {">"}, {"<="}, {">="}, {"<=>"}, {"&&"}, {"||"}, @@ -453,7 +541,7 @@ BNF GetCppBNFLex() } }, { "r-char", { - all_except({")"}), // TODO: actually: non-match from "raw-string" above: ")", optional("d-char-sequence"), "\"" + all_except({")"}), // TODO: actually: ")", optional("d-char-sequence"), "\""; with d-char-sequence like initial } }, { "d-char-sequence", { @@ -520,18 +608,8 @@ BNF GetCppBNFGram() // [gram.basic] {"translation-unit", { - {optional("top-level-declaration-seq")}, - {optional("global-module-fragment"), "module-declaration", optional("top-level-declaration-seq"), optional("private-module-fragment")}, - }}, - - {"top-level-declaration-seq", { - {"top-level-declaration"}, - {"top-level-declaration-seq", "top-level-declaration"}, - }}, - - {"top-level-declaration", { - {"module-import-declaration"}, - {"declaration"}, + {optional("declaration-seq")}, + {optional("global-module-fragment"), "module-declaration", optional("declaration-seq"), optional("private-module-fragment")}, }}, // [gram.expr] @@ -578,6 +656,9 @@ BNF GetCppBNFGram() }}, {"lambda-introducer", {{"[", optional("lambda-capture"), "]"}}}, + + {"lambda-declarator", {{"(", "parameter-declaration-clause", ")", optional("decl-specifier-seq"), + optional("noexcept-specifier"), optional("attribute-specifier-seq"), optional("trailing-return-type"), optional("requires-clause")}}}, {"lambda-capture", { {"capture-default"}, @@ -593,31 +674,31 @@ BNF GetCppBNFGram() }}, {"capture", { - {"simple-capture", optional("...")}, - {optional("..."), "init-capture"}, + {"simple-capture"}, + {"init-capture"}, }}, {"simple-capture", { - {"identifier"}, - {"&", "identifier"}, + {"identifier", optional("...")}, + {"&", "identifier", optional("...")}, {"this"}, {"*", "this"}, }}, {"init-capture", { - {"identifier", "initializer"}, - {"&", "identifier", "initializer"}, + {optional("..."), "identifier", "initializer"}, + {"&", optional("..."), "identifier", "initializer"}, }}, {"fold-expression", { - {"(", "cast-expression", "fold-operator", ")"}, + {"(", "cast-expression", "fold-operator", "...", ")"}, {"(", "...", "fold-operator", "cast-expression", ")"}, {"(", "cast-expression", "fold-operator", "...", "fold-operator", "cast-expression", ")"}, }}, {"fold-operator", { {"+"}, {"-"}, {"*"}, {"/"}, {"%"}, {"^"}, {"&"}, {"|"}, {"<<"}, {">>"}, - {"+="}, {"-="}, {"*="}, {"/="}, {"%="}, {"^="}, {"&="}, {"|="}, {"<<="}, {">>="}, + {"+="}, {"-="}, {"*="}, {"/="}, {"%="}, {"^="}, {"&="}, {"|="}, {"<<="}, {">>="}, {"="}, {"=="}, {"!="}, {"<"}, {">"}, {"<="}, {">="}, {"&&"}, {"||"}, {","}, {".*"}, {"->*"}, }}, @@ -927,6 +1008,7 @@ BNF GetCppBNFGram() {"namespace-definition"}, {"empty-declaration"}, {"attribute-declaration"}, + {"module-import-declaration"}, }}, { "block-declaration", { @@ -1186,7 +1268,7 @@ BNF GetCppBNFGram() { "parameter-declaration", { {optional("attribute-specifier-seq"), "decl-specifier-seq", "declarator"}, - {optional("attribute-specifier-seq"), "decl-specifier-seq", "declarator", "initializer-clause"}, + {optional("attribute-specifier-seq"), "decl-specifier-seq", "declarator", "=", "initializer-clause"}, {optional("attribute-specifier-seq"), "decl-specifier-seq", optional("abstract-declarator")}, {optional("attribute-specifier-seq"), "decl-specifier-seq", optional("abstract-declarator"), "=", "initializer-clause"}, } }, @@ -1421,13 +1503,13 @@ BNF GetCppBNFGram() {"(", optional("balanced-token-seq"), ")"}, {"[", optional("balanced-token-seq"), "]"}, {"{", optional("balanced-token-seq"), "}"}, - all_except({"(", ")", "[", "]", "{", "}",}), + all_except({"(", ")", "[", "]", "{", "}",}), // TODO: all tokens except ..., not characters! }}, // [gram.module] { "module-declaration", { - {optional("export"), "module", "module-name", optional("module-partition"), optional("attribute-specifier-seq"), ";"}, + {optional("export"), "module-keyword", "module-name", optional("module-partition"), optional("attribute-specifier-seq"), ";"}, } }, { "module-name", { @@ -1446,20 +1528,21 @@ BNF GetCppBNFGram() { "export-declaration", { {"export", "declaration"}, {"export", "{", optional("declaration-seq"), "}"}, + {"export-keyword", "module-import-declaration"}, } }, { "module-import-declaration", { - {optional("export"), "import-keyword", "module-name", optional("attribute-specifier-seq"), ";"}, - {optional("export"), "import-keyword", "module-partition", optional("attribute-specifier-seq"), ";"}, - {optional("export"), "import-keyword", "header-name", optional("attribute-specifier-seq"), ";"}, + {"import-keyword", "module-name", optional("attribute-specifier-seq"), ";"}, + {"import-keyword", "module-partition", optional("attribute-specifier-seq"), ";"}, + {"import-keyword", "header-name", optional("attribute-specifier-seq"), ";"}, } }, { "global-module-fragment", { - {"module", ";", optional("top-level-declaration-seq")}, + {"module-keyword", ";", optional("declaration-seq")}, } }, { "private-module-fragment", { - {"module", ":", "private", ";", optional("top-level-declaration-seq")}, + {"module-keyword", ":", "private", ";", optional("declaration-seq")}, } }, // [gram.class] @@ -1492,7 +1575,6 @@ BNF GetCppBNFGram() {"union"}, } }, - { "member-specification", { {"member-declaration", optional("member-specification")}, {"access-specifier", ":", optional("member-specification")}, @@ -1553,7 +1635,7 @@ BNF GetCppBNFGram() {":", "base-specfier-list"}, } }, - { "base-specfier-list", { + { "base-specifier-list", { {"base-specifier", optional("...")}, {"base-specifier-list", ",", "base-specifier", optional("...")}, } }, @@ -1602,7 +1684,7 @@ BNF GetCppBNFGram() } }, { "OPERATOR", { - {"new"}, {"delete"}, {"new[]"}, {"delete[]"}, {"co_await()[]"}, {"->"}, {"->*"}, + {"new"}, {"delete"}, {"new[]"}, {"delete[]"}, {"co_await"}, {"()"}, {"[]"}, {"->"}, {"->*"}, {"~"}, {"!"}, {"+"}, {"-"}, {"*"}, {"/"}, {"%"}, {"^"}, {"&"}, {"|"}, {"="}, {"+="}, {"-="}, {"*="}, {"/="}, {"%="}, {"^="}, {"&="}, {"|="}, {"=="}, {"!="}, {"<"}, {">"}, {"<="}, {">="}, {"<=>"}, {"&&"}, @@ -1654,8 +1736,8 @@ BNF GetCppBNFGram() {"type-parameter-key", optional("identifier"), "=", "type-id"}, {"type-constraint", optional("...") ,optional("identifier")}, {"type-constraint", optional("identifier"), "=", "type-id"}, - {"template-head type-parameter-key", optional("..."), optional("identifier")}, - {"template-head type-parameter-key", optional("identifier"), "=", "id-expression"}, + {"template-head", "type-parameter-key", optional("..."), optional("identifier")}, + {"template-head", "type-parameter-key", optional("identifier"), "=", "id-expression"}, } }, { "type-parameter-key", { @@ -1755,8 +1837,21 @@ BNF GetCppBNFGram() { "preprocessing-file", { {optional("group")}, + {"module-file"} } }, + { "module-file", { + {optional("pp-global-module-fragment"), "pp-module", optional("group"), optional("pp-private-module-fragment")}, + }}, + + { "pp-global-module-fragment", { + {"module", ";", "\n", optional("group")}, + }}, + + { "pp-private-module-fragment", { + {"module", ":", "private", ";", "new-line", optional("group")}, + }}, + { "group", { {"group-part"}, {"group", "group-part"}, @@ -1771,7 +1866,7 @@ BNF GetCppBNFGram() { "control-line", { {"#", "include", "pp-tokens", "new-line"}, - {optional("export"), "import", "pp-tokens", "new-line"}, + {"pp-import"}, {"#", "define", "identifier", "replacement-list", "new-line"}, {"#", "define", "identifier", "lparen", optional("identifier-list"), ")", "replacement-list", "new-line"}, {"#", "define", "identifier", "lparen", "...", ")", "replacement-list", "new-line"}, @@ -1824,7 +1919,7 @@ BNF GetCppBNFGram() { "identifier-list", { {"identifier"}, - {"identifier-list", "identifier"}, + {"identifier-list", ",", "identifier"}, } }, { "replacement-list", { @@ -1868,34 +1963,16 @@ BNF GetCppBNFGram() {"__has_cpp_attribute", "(", "pp-tokens", ")"}, } }, + { "pp-module", { + {optional("export"), "module", optional("pp-tokens"), ";", "new-line"}, + }}, + { "pp-import", { {optional("export"), "import", "header-name", optional("pp-tokens"), ";", "new-line"}, {optional("export"), "import", "header-name-tokens", optional("pp-tokens"), ";", "new-line"}, {optional("export"), "import", "pp-tokens", ";", "new-line"}, } }, - { "pp-global-module-fragment", { - {"module", ";", "pp-balanced-token-seq", "module"}, - } }, - - { "pp-balanced-token-seq", { - {"pp-balanced-token"}, - {"pp-balanced-token-seq", "pp-balanced-token"}, - } }, - - { "pp-balanced-token", { - {"pp-ldelim", optional("pp-balanced-token-seq"), "pp-rdelim"}, - // TODO: + any preprocessing-token except pp-ldelim and pp-rdelim - } }, - - { "pp-ldelim", { - {"(", "[", "{", "<:", "<%"}, - } }, - - { "pp-rdelim", { - {")", "]", "}", ":>", "%>"}, - } }, - { "va-opt-replacement", { {"__VA_OPT__", "(", optional("pp-tokens"), ")"}, } }, |