autotests/input/highlight.lex

0001 /* This test file tests kates Lex/Flex highlighting */
0002
0003 %option c++
0004 %option yyclass="KateTester"
0005 %option yylineno
0006
0007  /* This is a C(++) comment */
0008
0009 /* This one is a lex comment ! */
0010
0011 %{
0012 #include <iostream>
0013 #include "realparser.hpp"
0014 using namespace std;
0015 %}
0016
0017 /* Some definitions */
0018 DIGIT    [0-9]
0019 LETTER   [_a-zA-Z]
0020
0021 %%
0022
0023  /* Comment *shall be indented here* */
0024 [ \t\n\r]+
0025
0026  /* Note: there is a bad } just here     vvv */
0027 \/\*([^\*]|\*[^/])*\*\/ { foo(a, b, c); } }
0028
0029  /* A start condition scope... */
0030 <ESC>{
0031   "a" {
0032
0033   /* C mode ! */
0034   return 0;
0035 }
0036
0037   "b" %{
0038
0039   /* C mode, too ! */
0040   return 0;
0041 %}
0042
0043   "c" return 0; // C++ comment
0044 }
0045
0046  /* Big rule */
0047 \"([^"\\]|\\.)*\" {
0048
0049    yylval.string_val = new char[strlen(yytext) + 1];
0050    int j = 0, i = 1;
0051
0052    while (yytext[i] != '"')
0053       if (yytext[i] != '\\')
0054          yylval.string_val[j++] = yytext[i++];
0055       else
0056          switch (yytext[i + 1])
0057          {
0058          case 'n':
0059             yylval.string_val[j++] = '\n'; i += 2;
0060             break;
0061          default:
0062             yylval.string_val[j++] << yytext[i + 1], i += 2;
0063          }
0064
0065     yylval.string_val[j] = 0;
0066     return TOK_STRING;
0067
0068 }
0069
0070  /* Dot (match all) */
0071 .             {return yylval.int_val = yytext[0];}
0072
0073 %%
0074
0075 // Here is pure C(++)
0076 #include <iostream>
0077
0078 int main(void)
0079 {
0080   std::cout << "Hello, World\n";
0081   return 0;
0082 }