X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/cb02f8aec13cb7ffea9631c401293e80447e6ae7..c5e3cd6963207eebaeb3ddd81992179cd7da1274:/Cycript.l.in diff --git a/Cycript.l.in b/Cycript.l.in index f3201bb..87a46af 100644 --- a/Cycript.l.in +++ b/Cycript.l.in @@ -1,36 +1,70 @@ -%{ -// XXX: supposedly I will be screwed on very very long multi-line comments and need to replace these with a manual lexer. http://websrv.cs.fsu.edu/~engelen/courses/COP5621/Pr2.pdf +/* Cycript - Optimizing JavaScript Compiler/Runtime + * Copyright (C) 2009-2013 Jay Freeman (saurik) +*/ + +/* GNU General Public License, Version 3 {{{ */ +/* + * Cycript is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation, either version 3 of the License, + * or (at your option) any later version. + * + * Cycript is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Cycript. If not, see . +**/ +/* }}} */ + +/* XXX: supposedly I will be screwed on very very long multi-line comments and need to replace these with a manual lexer. http://websrv.cs.fsu.edu/~engelen/courses/COP5621/Pr2.pdf */ +%{ #define YYLTYPE cy::location #include "Cycript.tab.hh" typedef cy::parser::token tk; +#include "Highlight.hpp" + #define YY_EXTRA_TYPE CYDriver * -#define T yylval->newline_ = yyextra->state_ == CYNewLine; +// do /not/ fold token to the return: this is a macro and the ordering is dependent +#define F(value, highlight) do { \ + int token(value); \ +@begin ObjectiveC + yyextra->no_.AtImplementation = false; \ +@end + yyextra->no_.Function = false; \ + yyextra->no_.OpenBrace = false; \ + yylval->highlight_ = highlight; \ + return token; \ +} while (false) + +#define A new($pool) +#define Y $pool.strmemdup(yytext, yyleng) + +#define I(type, Type, value, highlight) do { \ + yylval->type ## _ = A CY ## Type; \ + F(value, highlight); \ +} while (false) + +#define T yylval->newline_ = yyextra->state_ == CYNewLine; BEGIN(Div); #define C T yyextra->state_ = CYClear; #define R T yyextra->state_ = CYRestricted; -#define E(prefix) L C BEGIN(INITIAL); { \ - char *value(reinterpret_cast(apr_palloc(yyextra->pool_, yyleng + sizeof(prefix)))); \ - memcpy(value, prefix, sizeof(prefix) - 1); \ - memcpy(value + sizeof(prefix) - 1, yytext, yyleng); \ - value[yyleng + sizeof(prefix) - 1] = '\0'; \ - yylval->literal_ = new(yyextra->pool_) CYRegEx(value); \ - return tk::RegularExpressionLiteral; \ -} - #define N \ if (yyextra->state_ != CYNewLine) { \ - bool restricted(yyextra->state_ == CYRestricted); \ - if (restricted) { \ - yyextra->state_ = CYClear; \ - return tk::NewLine; \ - } else \ + if (yyextra->state_ != CYRestricted) \ yyextra->state_ = CYNewLine; \ + else { \ + yyextra->state_ = CYClear; \ + F(tk::NewLine, hi::Nothing); \ + } \ } -#define M { \ +#define V(more) { \ if (const char *nl = reinterpret_cast(memchr(yytext, '\n', yyleng))) { \ unsigned lines(0); \ size_t left; \ @@ -42,7 +76,7 @@ typedef cy::parser::token tk; yylloc->end.lines(lines); \ yylloc->end.columns(left); \ yylloc->step(); \ - N \ + more \ } else L \ } @@ -51,6 +85,12 @@ typedef cy::parser::token tk; yylloc->columns(yyleng); \ } +#define M { \ + if (yyextra->commented_) { \ + I(comment, Comment(Y), tk::Comment, hi::Comment); \ + } \ +} + int H(char c) { if (c >= '0' && c <= '9') return c - '0'; @@ -62,17 +102,12 @@ int H(char c) { } #define YY_INPUT(data, value, size) { \ - if (yyextra->file_ != NULL) { \ - size_t copy(fread(data, 1, size, yyextra->file_)); \ - value = copy == 0 ? YY_NULL : copy; \ - } else if (yyextra->size_ == 0) \ + if (yyextra->data_.eof()) \ value = YY_NULL; \ else { \ - size_t copy(std::min(size, yyextra->size_)); \ - memcpy(data, yyextra->data_, copy); \ - yyextra->data_ += copy; \ - yyextra->size_ -= copy; \ - value = copy; \ + yyextra->data_.read(data, size); \ + size_t copy(yyextra->data_.gcount()); \ + value = copy == 0 ? YY_NULL : copy; \ } \ } @@ -86,6 +121,7 @@ int H(char c) { %option nounput %option interactive %option reentrant +%option stack Exponent [eE][+-]?[0-9]+ Escape \\[\\'"bfnrtv]|\\0|\\x[0-9a-fA-F]{2}|\\u[0-9a-fA-F]{4}|\\\n @@ -99,184 +135,236 @@ RegularExpressionFirstChar [^\n*\\/]|{BackslashSequence} RegularExpressionChar [^\n\\/]|{BackslashSequence} RegularExpressionFlags {IdentifierPart}* RegularExpressionChars {RegularExpressionChar}* -RegularExpressionBody_ {RegularExpressionChars} -RegularExpressionBody {RegularExpressionFirstChar}{RegularExpressionBody_} +RegularExpressionBody {RegularExpressionFirstChar}{RegularExpressionChars} + +@begin E4X +XMLNameStart [a-zA-Z_:] +XMLNamePart [a-zA-Z0-9.-_:] +XMLName {XMLNameStart}{XMLNamePart}* +@end -RegularExpressionEnd_ \/{RegularExpressionFlags} -RegularExpressionRest_ {RegularExpressionBody_}{RegularExpressionEnd_} -RegularExpressionStart_ {RegularExpressionBody}{RegularExpressionEnd_} +%s Div +%s RegExp -%x RegExp -%x RegExpSlash -%x RegExpSlashEqual -%x RegExpSlashRight +@begin E4X +%x XMLContent +%x XMLTag +@end %% -{RegularExpressionStart_} E("/") -{RegularExpressionRest_} E("/=") -{RegularExpressionRest_} E("/>") +\/{RegularExpressionBody}\/{RegularExpressionFlags} L C I(literal, RegEx(Y), tk::RegularExpressionLiteral, hi::Constant); + +\/\/[^\n]* L M -\/\/[^\n]* L -\/\*(\n|[^\*]|\*[^/])*\*\/ M + /* http://ostermiller.org/findcomment.html */ + /* XXX: unify these two rules using !? */ +\/\*!([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/ V() C I(comment, Comment(Y), tk::Comment, hi::Comment); +\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\/ V(N) M @begin E4X -\ -\])*]]> -\])*?> - -"@" L C return tk::At; -"::" L C return tk::ColonColon; -"<>" L C return tk::LeftRight; -"" L C return tk::LeftSlashRight; -".." L C return tk::PeriodPeriod; -"/>" L C return tk::SlashRight; +"<>" L F(tk::LeftRight, hi::Structure); +"" L F(tk::LeftSlashRight, hi::Structure); + +\])*]]> V() F(tk::XMLCDATA, hi::Constant); +\ V() F(tk::XMLComment, hi::Comment); +\])*?> V() F(tk::XMLPI, hi::Meta); + +"=" L F(tk::Equal, hi::Structure); +">" L F(tk::Right, hi::Structure); +"/>" L F(tk::SlashRight, hi::Structure); +"{" L F(tk::OpenBrace, hi::Structure); + +\"(\n|[^"])*\"|'(\n|[^'])*' V() F(tk::XMLAttributeValue, hi::Constant); +{XMLName} L F(tk::XMLName, hi::Identifier); +[ \t\r\n] V() F(tk::XMLWhitespace, hi::Nothing); + +"{" L F(tk::OpenBrace, hi::Structure); +"<" L F(tk::Left, hi::Structure); +"newline_ ? tk::HyphenHyphen_ : tk::HyphenHyphen; -"->" L C return tk::HyphenRight; -"<" L C return tk::Left; -"<=" L C return tk::LeftEqual; -"<<" L C return tk::LeftLeft; -"<<=" L C return tk::LeftLeftEqual; -"%" L C return tk::Percent; -"%=" L C return tk::PercentEqual; -"." L C return tk::Period; -"|" L C return tk::Pipe; -"|=" L C return tk::PipeEqual; -"||" L C return tk::PipePipe; -"+" L C return tk::Plus; -"+=" L C return tk::PlusEqual; -"++" L C return yylval->newline_ ? tk::PlusPlus_ : tk::PlusPlus; -">" L C return tk::Right; -">=" L C return tk::RightEqual; -">>" L C return tk::RightRight; -">>=" L C return tk::RightRightEqual; -">>>" L C return tk::RightRightRight; -">>>=" L C return tk::RightRightRightEqual; -"/" L C return tk::Slash; -"/=" L C return tk::SlashEqual; -"*" L C return tk::Star; -"*=" L C return tk::StarEqual; -"~" L C return tk::Tilde; - -":" L C return tk::Colon; -"," L C return tk::Comma; -"?" L C return tk::Question; -";" L C return tk::SemiColon; - -"(" L C return tk::OpenParen; -")" L C return tk::CloseParen; - -"{" L C return tk::OpenBrace; -"}" L C return tk::CloseBrace; - -"[" L C return tk::OpenBracket; -"]" L C return tk::CloseBracket; +"..." L C F(tk::PeriodPeriodPeriod, hi::Meta); + +@begin E4X +"::" L C F(tk::ColonColon, hi::Operator); +".." L C F(tk::PeriodPeriod, hi::Operator); +@end + +@begin E4X ObjectiveC +"@" L C F(tk::At, hi::Operator); +@end + +"&" L C F(tk::Ampersand, hi::Operator); +"&&" L C F(tk::AmpersandAmpersand, hi::Operator); +"&=" L C F(tk::AmpersandEqual, hi::Operator); +"^" L C F(tk::Carrot, hi::Operator); +"^=" L C F(tk::CarrotEqual, hi::Operator); +"=" L C F(tk::Equal, hi::Operator); +"==" L C F(tk::EqualEqual, hi::Operator); +"===" L C F(tk::EqualEqualEqual, hi::Operator); +"=>" L C F(tk::EqualRight, hi::Operator); +"!" L C F(tk::Exclamation, hi::Operator); +"!=" L C F(tk::ExclamationEqual, hi::Operator); +"!==" L C F(tk::ExclamationEqualEqual, hi::Operator); +"-" L C F(tk::Hyphen, hi::Operator); +"-=" L C F(tk::HyphenEqual, hi::Operator); +"--" L C F(yylval->newline_ ? tk::HyphenHyphen_ : tk::HyphenHyphen, hi::Operator); +"->" L C F(tk::HyphenRight, hi::Operator); +"<" L C F(tk::Left, hi::Operator); +"<=" L C F(tk::LeftEqual, hi::Operator); +"<<" L C F(tk::LeftLeft, hi::Operator); +"<<=" L C F(tk::LeftLeftEqual, hi::Operator); +"%" L C F(tk::Percent, hi::Operator); +"%=" L C F(tk::PercentEqual, hi::Operator); +"." L C F(tk::Period, hi::Operator); +"|" L C F(tk::Pipe, hi::Operator); +"|=" L C F(tk::PipeEqual, hi::Operator); +"||" L C F(tk::PipePipe, hi::Operator); +"+" L C F(tk::Plus, hi::Operator); +"+=" L C F(tk::PlusEqual, hi::Operator); +"++" L C F(yylval->newline_ ? tk::PlusPlus_ : tk::PlusPlus, hi::Operator); +">" L C F(tk::Right, hi::Operator); +">=" L C F(tk::RightEqual, hi::Operator); +">>" L C F(tk::RightRight, hi::Operator); +">>=" L C F(tk::RightRightEqual, hi::Operator); +">>>" L C F(tk::RightRightRight, hi::Operator); +">>>=" L C F(tk::RightRightRightEqual, hi::Operator); +"*" L C F(tk::Star, hi::Operator); +"*=" L C F(tk::StarEqual, hi::Operator); +"~" L C F(tk::Tilde, hi::Operator); + +
"/" L C F(tk::Slash, hi::Operator); +
"/=" L C F(tk::SlashEqual, hi::Operator); + +":" L C F(tk::Colon, hi::Structure); +"," L C F(tk::Comma, hi::Structure); +"?" L C F(tk::Question, hi::Structure); +";" L C F(tk::SemiColon, hi::Structure); + +"(" L C F(tk::OpenParen, hi::Structure); +")" L C F(tk::CloseParen, hi::Structure); + +"{" L C F(yyextra->no_.OpenBrace ? tk::OpenBrace__ : yylval->newline_ ? tk::OpenBrace_ : tk::OpenBrace, hi::Structure); +"}" L C F(tk::CloseBrace, hi::Structure); + +"[" L C F(tk::OpenBracket, hi::Structure); +"]" L C F(tk::CloseBracket, hi::Structure); + +@begin Java +"@class" L C F(tk::AtClass, hi::Meta); +@end @begin ObjectiveC -"@class" L C return tk::AtClass; -"@end" L C return tk::AtEnd; -"@selector" L C return tk::AtSelector; +"@encode" L C F(tk::AtEncode, hi::Meta); +"@end" L C F(tk::AtEnd, hi::Meta); +"@implementation" L C F(yyextra->no_.AtImplementation ? tk::AtImplementation_ : tk::AtImplementation, hi::Meta); +"@import" L C F(tk::AtImport, hi::Meta); +"@selector" L C F(tk::AtSelector, hi::Meta); + +"NULL" L C I(identifier, Identifier("NULL"), tk::Identifier_, hi::Constant); +"nil" L C I(identifier, Identifier("nil"), tk::Identifier_, hi::Constant); +"YES" L C I(identifier, Identifier("YES"), tk::Identifier_, hi::Constant); +"NO" L C I(identifier, Identifier("NO"), tk::Identifier_, hi::Constant); + +"bool" L C I(identifier, Identifier("bool"), tk::Identifier_, hi::Type); +"BOOL" L C I(identifier, Identifier("BOOL"), tk::Identifier_, hi::Type); +"id" L C I(identifier, Identifier("id"), tk::Identifier_, hi::Type); +@end + +"undefined" L C I(identifier, Identifier("undefined"), tk::Identifier_, hi::Operator); + +"false" L C I(false, False(), tk::False, hi::Constant); +"null" L C I(null, Null(), tk::Null, hi::Constant); +"true" L C I(true, True(), tk::True, hi::Constant); + +"auto" L C I(word, Word("auto"), tk::Auto, hi::Meta); +"break" L R I(word, Word("break"), tk::Break, hi::Control); +"case" L C I(word, Word("case"), tk::Case, hi::Control); +"catch" L C I(word, Word("catch"), tk::Catch, hi::Control); +"continue" L R I(word, Word("continue"), tk::Continue, hi::Control); +"default" L C I(word, Word("default"), tk::Default, hi::Control); +"delete" L C I(word, Word("delete"), tk::Delete, hi::Operator); +"do" L C I(word, Word("do"), tk::Do, hi::Control); +"else" L C I(word, Word("else"), tk::Else, hi::Control); +"finally" L C I(word, Word("finally"), tk::Finally, hi::Control); +"for" L C I(word, Word("for"), tk::For, hi::Control); +"function" L C I(word, Word("function"), yyextra->no_.Function ? tk::Function_ : tk::Function, hi::Meta); +"if" L C I(word, Word("if"), tk::If, hi::Control); +"in" L C I(word, Word("in"), yyextra->in_.top() ? tk::In_ : tk::In, hi::Operator); +"instanceof" L C I(word, Word("instanceof"), tk::InstanceOf, hi::Operator); +"new" L C I(word, Word("new"), tk::New, hi::Operator); +"return" L R I(word, Word("return"), tk::Return, hi::Control); +"switch" L C I(word, Word("switch"), tk::Switch, hi::Control); +"this" L C I(this, This(), tk::This, hi::Constant); +"throw" L R I(word, Word("throw"), tk::Throw, hi::Control); +"try" L C I(word, Word("try"), tk::Try, hi::Control); +"typeof" L C I(word, Word("typeof"), tk::TypeOf, hi::Operator); +"var" L C I(word, Word("var"), tk::Var, hi::Meta); +"void" L C I(word, Word("void"), tk::Void, hi::Operator); +"while" L C I(word, Word("while"), tk::While, hi::Control); +"with" L C I(word, Word("with"), tk::With, hi::Control); + +"debugger" L C I(word, Word("debugger"), tk::Debugger, hi::Meta); + +"const" L C I(word, Word("const"), tk::Const, hi::Meta); + +"class" L C I(word, Word("class"), tk::Class, hi::Meta); +"enum" L C I(word, Word("enum"), tk::Enum, hi::Meta); +"export" L C I(word, Word("export"), tk::Export, hi::Meta); +"extends" L C I(word, Word("extends"), tk::Extends, hi::Meta); +"import" L C I(word, Word("import"), tk::Import, hi::Meta); +"super" L C I(word, Word("super"), tk::Super, hi::Constant); + +"implements" L C I(identifier, Identifier("implements"), tk::Implements, hi::Meta); +"interface" L C I(identifier, Identifier("interface"), tk::Interface, hi::Meta); +"package" L C I(identifier, Identifier("package"), tk::Package, hi::Meta); +"private" L C I(identifier, Identifier("private"), tk::Private, hi::Meta); +"protected" L C I(identifier, Identifier("protected"), tk::Protected, hi::Meta); +"public" L C I(identifier, Identifier("public"), tk::Public, hi::Meta); +"static" L C I(identifier, Identifier("static"), tk::Static, hi::Meta); + +"abstract" L C I(identifier, Identifier("abstract"), tk::Abstract, hi::Meta); +"boolean" L C I(identifier, Identifier("boolean"), tk::Boolean, hi::Type); +"byte" L C I(identifier, Identifier("byte"), tk::Byte, hi::Type); +"char" L C I(identifier, Identifier("char"), tk::Char, hi::Type); +"double" L C I(identifier, Identifier("double"), tk::Double, hi::Type); +"final" L C I(identifier, Identifier("final"), tk::Final, hi::Meta); +"float" L C I(identifier, Identifier("float"), tk::Float, hi::Type); +"goto" L C I(identifier, Identifier("goto"), tk::Goto, hi::Control); +"int" L C I(identifier, Identifier("int"), tk::Int, hi::Type); +"long" L C I(identifier, Identifier("long"), tk::Long, hi::Type); +"native" L C I(identifier, Identifier("native"), tk::Native, hi::Meta); +"short" L C I(identifier, Identifier("short"), tk::Short, hi::Type); +"synchronized" L C I(identifier, Identifier("synchronized"), tk::Synchronized, hi::Meta); +"throws" L C I(identifier, Identifier("throws"), tk::Throws, hi::Meta); +"transient" L C I(identifier, Identifier("transient"), tk::Transient, hi::Meta); +"volatile" L C I(identifier, Identifier("volatile"), tk::Volatile, hi::Meta); + +"let" L C I(identifier, Identifier("let"), tk::Let, hi::Meta); +"yield" L C I(identifier, Identifier("yield"), tk::Yield, hi::Control); + +"each" L C I(identifier, Identifier("each"), tk::Each, hi::Control); +"of" L C I(identifier, Identifier("of"), tk::Of, hi::Operator); + +@begin E4X +"namespace" L C I(identifier, Identifier("namespace"), tk::Namespace, hi::Meta); +"xml" L C I(identifier, Identifier("xml"), tk::XML, hi::Meta); @end -"false" L C yylval->false_ = new(yyextra->pool_) CYFalse(); return tk::False; -"null" L C yylval->null_ = new(yyextra->pool_) CYNull(); return tk::Null; -"true" L C yylval->true_ = new(yyextra->pool_) CYTrue(); return tk::True; - -"break" L R yylval->word_ = new(yyextra->pool_) CYWord("break"); return tk::Break; -"case" L C yylval->word_ = new(yyextra->pool_) CYWord("case"); return tk::Case; -"catch" L C yylval->word_ = new(yyextra->pool_) CYWord("catch"); return tk::Catch; -"continue" L R yylval->word_ = new(yyextra->pool_) CYWord("continue"); return tk::Continue; -"default" L C yylval->word_ = new(yyextra->pool_) CYWord("default"); return tk::Default; -"delete" L C yylval->word_ = new(yyextra->pool_) CYWord("delete"); return tk::Delete; -"do" L C yylval->word_ = new(yyextra->pool_) CYWord("do"); return tk::Do; -"else" L C yylval->word_ = new(yyextra->pool_) CYWord("else"); return tk::Else; -"finally" L C yylval->word_ = new(yyextra->pool_) CYWord("finally"); return tk::Finally; -"for" L C yylval->word_ = new(yyextra->pool_) CYWord("for"); return tk::For; -"function" L C yylval->word_ = new(yyextra->pool_) CYWord("function"); return tk::Function; -"if" L C yylval->word_ = new(yyextra->pool_) CYWord("if"); return tk::If; -"in" L C yylval->word_ = new(yyextra->pool_) CYWord("in"); return tk::In; -"instanceof" L C yylval->word_ = new(yyextra->pool_) CYWord("instanceof"); return tk::InstanceOf; -"new" L C yylval->word_ = new(yyextra->pool_) CYWord("new"); return tk::New; -"return" L R yylval->word_ = new(yyextra->pool_) CYWord("return"); return tk::Return; -"switch" L C yylval->word_ = new(yyextra->pool_) CYWord("switch"); return tk::Switch; -"this" L C yylval->this_ = new(yyextra->pool_) CYThis(); return tk::This; -"throw" L R yylval->word_ = new(yyextra->pool_) CYWord("throw"); return tk::Throw; -"try" L C yylval->word_ = new(yyextra->pool_) CYWord("try"); return tk::Try; -"typeof" L C yylval->word_ = new(yyextra->pool_) CYWord("typeof"); return tk::TypeOf; -"var" L C yylval->word_ = new(yyextra->pool_) CYWord("var"); return tk::Var; -"void" L C yylval->word_ = new(yyextra->pool_) CYWord("void"); return tk::Void; -"while" L C yylval->word_ = new(yyextra->pool_) CYWord("while"); return tk::While; -"with" L C yylval->word_ = new(yyextra->pool_) CYWord("with"); return tk::With; - -"debugger" L C yylval->word_ = new(yyextra->pool_) CYWord("debugger"); return tk::Debugger; - -"const" L C yylval->word_ = new(yyextra->pool_) CYWord("const"); return tk::Const; - -"class" L C yylval->word_ = new(yyextra->pool_) CYWord("class"); return tk::Class; -"enum" L C yylval->word_ = new(yyextra->pool_) CYWord("enum"); return tk::Enum; -"export" L C yylval->word_ = new(yyextra->pool_) CYWord("export"); return tk::Export; -"extends" L C yylval->word_ = new(yyextra->pool_) CYWord("extends"); return tk::Extends; -"import" L C yylval->word_ = new(yyextra->pool_) CYWord("import"); return tk::Import; -"super" L C yylval->word_ = new(yyextra->pool_) CYWord("super"); return tk::Super; - -"implements" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("implements"); return tk::Implements; -"interface" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("interface"); return tk::Interface; -"package" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("package"); return tk::Package; -"private" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("private"); return tk::Private; -"protected" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("protected"); return tk::Protected; -"public" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("public"); return tk::Public; -"static" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("static"); return tk::Static; - -"abstract" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("abstract"); return tk::Abstract; -"boolean" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("boolean"); return tk::Boolean; -"byte" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("byte"); return tk::Byte; -"char" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("char"); return tk::Char; -"double" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("double"); return tk::Double; -"final" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("final"); return tk::Final; -"float" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("float"); return tk::Float; -"goto" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("goto"); return tk::Goto; -"int" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("int"); return tk::Int; -"long" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("long"); return tk::Long; -"native" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("native"); return tk::Native; -"short" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("short"); return tk::Short; -"synchronized" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("synchronized"); return tk::Synchronized; -"throws" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("throws"); return tk::Throws; -"transient" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("transient"); return tk::Transient; -"volatile" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("volatile"); return tk::Volatile; - -"let" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("let"); return tk::Let; -"yield" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("yield"); return tk::Yield; - -"each" L C yylval->identifier_ = new(yyextra->pool_) CYIdentifier("each"); return tk::Each; - -{IdentifierStart}{IdentifierPart}* yylval->identifier_ = new(yyextra->pool_) CYIdentifier(apr_pstrmemdup(yyextra->pool_, yytext, yyleng)); L C return tk::Identifier_; - -(\.[0-9]+|(0|[1-9][0-9]*)(\.[0-9]*)?){Exponent}? yylval->number_ = new(yyextra->pool_) CYNumber(strtod(yytext, NULL)); L C return tk::NumericLiteral; - -0[xX][0-9a-fA-F]+ L C yylval->number_ = new(yyextra->pool_) CYNumber(strtoull(yytext + 2, NULL, 16)); return tk::NumericLiteral; - -0[bB][0-1]+ L C yylval->number_ = new(yyextra->pool_) CYNumber(strtoull(yytext + 2, NULL, 2)); return tk::NumericLiteral; +{IdentifierStart}{IdentifierPart}* L C I(identifier, Identifier(Y), tk::Identifier_, hi::Identifier); + +(\.[0-9]+|(0|[1-9][0-9]*)(\.[0-9]*)?){Exponent}? L C I(number, Number(strtod(yytext, NULL)), tk::NumericLiteral, hi::Constant); + +0[xX][0-9a-fA-F]+ L C I(number, Number(strtoull(yytext + 2, NULL, 16)), tk::NumericLiteral, hi::Constant); +0[0-7]+ L C I(number, Number(strtoull(yytext + 1, NULL, 8)), tk::NumericLiteral, hi::Constant); +0[bB][0-1]+ L C I(number, Number(strtoull(yytext + 2, NULL, 2)), tk::NumericLiteral, hi::Constant); \"([^"\\\n]|{Escape})*\"|'([^'\\\n]|{Escape})*' L C { - char *value(reinterpret_cast(apr_palloc(yyextra->pool_, yyleng))); + char *value(A char[yyleng]); char *local(value); - for (int i(1); i != yyleng - 1; ++i) { + for (yy_size_t i(1), e(yyleng - 1); i != e; ++i) { char next(yytext[i]); if (yytext[i] == '\\') @@ -303,14 +391,14 @@ RegularExpressionStart_ {RegularExpressionBody}{RegularExpressionEnd_} } *local = '\0'; - yylval->string_ = new(yyextra->pool_) CYString(value, local - value); - return tk::StringLiteral; + I(string, String(value, local - value), tk::StringLiteral, hi::Constant); } -\r?\n yylloc->end.lines(); yylloc->step(); N +\r?\n|\r|\xe2\x80[\xa8\xa9] yylloc->end.lines(); yylloc->step(); N [ \t] L -<> L yyterminate(); + +<> if (yyextra->auto_) { yyextra->auto_ = false; F(tk::AutoComplete, hi::Nothing); } L yyterminate(); . L { CYDriver::Error error; @@ -331,20 +419,59 @@ void CYDriver::ScannerDestroy() { cylex_destroy(scanner_); } +CYDriver::Condition CYDriver::GetCondition() { + switch (yy_top_state(scanner_)) { + case RegExp: + return RegExpCondition; +@begin E4X + case XMLContent: + return XMLContentCondition; + case XMLTag: + return XMLTagCondition; +@end + default: + _assert(false); + } +} + void CYDriver::SetCondition(Condition condition) { struct yyguts_t *yyg(reinterpret_cast(scanner_)); switch (condition) { - case RegExpSlash: - BEGIN(RegExpSlash); + case RegExpCondition: + BEGIN(RegExp); + break; +@begin E4X + case XMLContentCondition: + BEGIN(XMLContent); + break; + case XMLTagCondition: + BEGIN(XMLTag); + break; +@end + default: + _assert(false); + } +} + +void CYDriver::PushCondition(Condition condition) { + switch (condition) { + case RegExpCondition: + yy_push_state(RegExp, scanner_); break; - case RegExpSlashEqual: - BEGIN(RegExpSlashEqual); +@begin E4X + case XMLContentCondition: + yy_push_state(XMLContent, scanner_); break; - case RegExpSlashRight: - BEGIN(RegExpSlashRight); + case XMLTagCondition: + yy_push_state(XMLTag, scanner_); break; +@end default: _assert(false); } } + +void CYDriver::PopCondition() { + yy_pop_state(scanner_); +}