homework1: typescript syntax highlighter (#22)

1 files changed, 106 insertions, 0 deletions

diff --git a/homework/81352/ts2html/ts2html.flex b/homework/81352/ts2html/ts2html.flex
new file mode 100644
index 0000000..c69232f
--- /dev/null
+++ b/homework/81352/ts2html/ts2html.flex
@@ -0,0 +1,106 @@
+%{
+#include <vector>
+#include <iostream>
+#include "token.h"
+#include "highlighter.h"
+std::vector<Token> tokens = std::vector<Token>();
+%}
+
+DIGIT    [0-9]
+ID       [a-zA-Z_$][a-zA-Z0-9_$]*
+STRQ     '([^\']|(\\\'))*'
+STRDQ    \"([^\"]|(\\\"))*\"
+DECORATOR @[a-zA-Z]+
+LEFT_BLOCK_BRACKET "{"
+RIGHT_BLOCK_BRACKET "}"
+LEFT_BRACKET "("
+RIGHT_BRACKET ")"
+SINGLE_LINE_COMMENT "//"[^\n]*
+MULTI_LINE_COMMENT "/*".*"*/"  
+COMMENT  {SINGLE_LINE_COMMENT}|{MULTI_LINE_COMMENT}
+%%
+
+{COMMENT} {
+    tokens.push_back(Token(yytext, TokenType::COMMENT));
+}
+
+break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|false|finally|for|function|if|import|in|instanceof|new|null|return|super|switch|this|throw|true|try|typeof|var|void|while|with|as|implements|interface|let|package|private|protected|public|static|yield|any|boolean|constructor|declare|get|module|require|number|set|string|symbol|type|from|of {
+    tokens.push_back(Token(yytext, TokenType::KEYWORD));
+}
+
+{DECORATOR} {
+    tokens.push_back(Token(yytext, TokenType::DECORATOR));
+}
+
+{STRQ}|{STRDQ} {
+    tokens.push_back(Token(yytext, TokenType::STRING));
+}
+
+{DIGIT}+ {
+    tokens.push_back(Token(yytext, TokenType::NUMBER));
+}
+
+{DIGIT}+"."{DIGIT}* {
+    tokens.push_back(Token(yytext, TokenType::NUMBER));
+}
+
+{ID} {
+    tokens.push_back(Token(yytext, TokenType::IDENTIFIER));
+}
+
+":"|"?"|"."|"!"|"~"|"-"|"+"|"++"|"--"|"*"|"/"|"%"|"<<"|">>"|">>>"|"<"|"<="|">"|">="|"=="|"!="|"==="|"!=="|"&"|"^"|"|"|"&&"|"||"|"="|"+="|"-="|"*="|"/="|"%="|"<<="|">>="|">>>="|"&="|"^="|"|="|"=>" {
+    tokens.push_back(Token(yytext, TokenType::OPERATOR));
+}
+
+";" {
+    tokens.push_back(Token(yytext, TokenType::SEMICOLON));
+}
+
+{LEFT_BLOCK_BRACKET} {
+    tokens.push_back(Token(yytext, TokenType::LEFT_BLOCK_BRACKET));
+}
+
+{RIGHT_BLOCK_BRACKET} {
+    tokens.push_back(Token(yytext, TokenType::RIGHT_BLOCK_BRACKET));
+}
+
+{LEFT_BRACKET} {
+    tokens.push_back(Token(yytext, TokenType::LEFT_BRACKET));
+}
+
+{RIGHT_BRACKET} {
+    tokens.push_back(Token(yytext, TokenType::RIGHT_BRACKET));
+}
+
+[\n] {
+    tokens.push_back(Token(yytext, TokenType::NEWLINE));
+}
+
+[ \t]+ {
+    tokens.push_back(Token(yytext, TokenType::WHITESPACE));
+}
+
+. {
+    tokens.push_back(Token(yytext, TokenType::UNRECOGNIZED));
+}
+
+%%
+
+int yywrap()
+{
+    return 1;
+}
+
+
+int main(int argc, const char* argv[])
+{   
+    ++argv, --argc;  /* skip over program name */
+    if ( argc > 0 )
+            yyin = fopen( argv[0], "r" );
+    else
+            yyin = stdin;
+    yylex();
+    Highlighter highlighter = Highlighter(tokens);
+    std::cout << highlighter.highlight();
+    return 0;
+}
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