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1 files changed, 99 insertions, 0 deletions
| -rw-r--r-- | homework/81270/js2html/js2html.flex | 99 |
diff --git a/homework/81270/js2html/js2html.flex b/homework/81270/js2html/js2html.flex new file mode 100644 index 0000000..7aef857 --- /dev/null +++ b/homework/81270/js2html/js2html.flex @@ -0,0 +1,99 @@ +%{ +#include "Common.h" +#include "Token.h" +#include "Highlighter.h" + +IPLVector<Token> tokens; +%} + +LineTerminator \n|\r|\r\n + +Whitespace \t+ + +SingleLineComment \/\/.* + +MultiLineComment \/\*{1,2}[^\*]+\*\/ + +Comment {SingleLineComment}|{MultiLineComment} + +Keyword break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|function|if|import|in|of|instanceof|new|return|super|switch|this|throw|try|typeof|var|void|while|with|module + +BooleanLiteral true|false + +DecimalDigits [0-9]+ + +SignedInteger {DecimalDigits}|\+{DecimalDigits}|\-{DecimalDigits} + +ExponentPart e{SignedInteger}|E{SignedInteger} + +DecimalLiteral {DecimalDigits}\.{DecimalDigits}?{ExponentPart}?|\.{DecimalDigits}{ExponentPart}?|{DecimalDigits}{ExponentPart}? + +NumericLiteral {DecimalLiteral} + +SingleQuoteString '([^\']|(\\\'))*' + +DoubleQuoteString \"([^\"]|(\\\"))*\" + +StringLiteral {SingleQuoteString}|{DoubleQuoteString} + +TemplateLiteral `([^`]|(\\`))*` + +Regex \/[^\/]+\/[gimuy]* + +Identifier [a-zA-Z_$][a-zA-Z0-9_$]* + +Global Infinity|NaN|undefined|null|eval|isNaN|parseFloat|parseInt|Object|Function|Boolean|Symbol|Error|Number|Math|Date|String|RegExp|Array|Map|Set|JSON|Promise|arguments + +%% + +{Whitespace} { tokens.emplace_back(Whitespace, yytext); } + +{LineTerminator} { tokens.emplace_back(NewLine, yytext); } + +{Comment} { tokens.emplace_back(Comment, yytext); } + +{Keyword} { tokens.emplace_back(Keyword, yytext); } + +{BooleanLiteral} { tokens.emplace_back(BooleanLiteral, yytext); } + +{NumericLiteral} { tokens.emplace_back(NumericLiteral, yytext); } + +{StringLiteral} { tokens.emplace_back(StringLiteral, yytext); } + +{TemplateLiteral} { tokens.emplace_back(TemplateLiteral, yytext); } + +{Regex} { tokens.emplace_back(Regex, yytext); } + +{Global} { tokens.emplace_back(Global, yytext); } + +{Identifier} { tokens.emplace_back(Identifier, yytext); } + +. { tokens.emplace_back(Raw, yytext); } + + +%% + +int yywrap() +{ + return 1; +} + +int main(int argc, const char *argv[]) { + ++argv, --argc; + if ( argc > 0 ) + yyin = fopen( argv[0], "r" ); + else + yyin = stdin; + + yylex(); + + ++argv, --argc; + const char *out = nullptr; + if (argc > 0) { + out = argv[0]; + } + + Highlighter hh(out); + hh.highlight(tokens); + return 0; +}
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