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16 changes: 16 additions & 0 deletions homework/81950/homework1/example_js_code.js
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Original file line number Diff line number Diff line change
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/*
Author: Filip Stoyanov
Date: 27/10/2022
*/

const arr = ["Java", "JavaScript", "C", "C++", "Haskell"];
function findElement(array, number) {
return array.indexOf(number); // this function find element in array
}

const javaIndex = findElement(arr, "Java");
console.log(javaIndex);

for (let i = 0; i < arr.length; ++i) {
console.log(`${arr[i]}` + arr[i]);
}
145 changes: 145 additions & 0 deletions homework/81950/homework1/js2html.l
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%{
#include<math.h>
#include <fcntl.h>
#include<stdio.h>
#include <stdlib.h>
#define YY_NO_UNISTD_H
%}

DIGIT [0-9]
IDENTIFIER [a-z_A-Z_$][a-z0-9A-Z_$]*
STRQ '([^\']|(\\\'))*'
STRDQ \"([^\"]|(\\\"))*\"
COMMENTSL "//".*
COMMENTML [/][*][^*]*[*]+([^*/][^*]*[*]+)*[/]
BACKTICKS "`"

%%

{DIGIT}+ {
printf("<span class=\"number\">%s</span>", yytext);
}

{DIGIT}+"."{DIGIT}* {
printf("<span class=\"number\">%s</span>", yytext);
}

function|new|delete|class|public|private|protected|const|debugger|default|enum|export|extends|false|implements|in|instanceof|interface|let|null|package|super|static|this|true|typeof|var|void {
printf("<span class=\"keyword1\">%s</span>", yytext);
}

try|throw|catch|import|from|require|await|async|return|switch|case|default|if|else|for|while|do|break|continue|default|finally|with|yield {
printf("<span class=\"keyword2\">%s</span>", yytext);
}

forEach|log|warn|error|info|assert|cos|sin|abs|acos|acosh|tan|trunc|cosh|sinh|keys|bind|call|apply|entries|freeze|UTC|now|isFinite|isNan|isInteger|isSafeInteger|resolve|reject|all {
printf("<span class=\"method\">%s</span>", yytext);
}

Object|String|Date|Boolean|Number|Math|RegExp|Array|Promise|Map|File {
printf("<span class=\"object\">%s</span>", yytext);
}

"exit" {
return 0; /* Type exit to quit the program */
}
{IDENTIFIER} printf("<span class=\"identifier\">%s</span>", yytext);
{STRQ} printf("<span class=\"string\">%s</span>", yytext);
{STRDQ} printf("<span class=\"string\">%s</span>", yytext);
{COMMENTSL} printf("<span class=\"comment\">%s</span>", yytext);
{COMMENTML} printf("<span class=\"comment\">%s</span>", yytext);
{BACKTICKS} printf("<span class=\"string\">%s</span>", yytext);

"."|"+"|"-"|"*"|"/"|"="|"%"|"!"|">>"|"<<"|">"|"<"|"!=="|"==="|">="|"<="|"++"|"--"|"=>"|"&"|"&&"|"|"|"||" printf("<span class=\"operator\">%s</span>", yytext);

";" printf("<span class=\"operator\">%s</span>", yytext);
"," printf("<span class=\"operator\">%s</span>", yytext);
"(" printf("<span class=\"left_parenthesis\">%s</span>", yytext);
")" printf("<span class=\"right_parenthesis\">%s</span>", yytext);
"{" printf("<span class=\"left_bracket\">%s</span>", yytext);
"}" printf("<span class=\"right_bracket\">%s</span>", yytext);
":" printf("<span class=\"colon\">%s</span>", yytext);
"?" printf("<span class=\"question_mark\">%s</span>", yytext);
"[" printf("<span class=\"left_bracket\">%s</span>", yytext);
"]" printf("<span class=\"right_bracket\">%s</span>", yytext);

"\n" printf("<span>%s</span>",yytext);
. printf("<span>%s</span>", yytext );
%%

int yywrap()
{
return 1;
}


int main(int argc, const char* argv[])
{
++argv, --argc;
if( argc > 0 ) {
yyin = fopen(argv[0], "r");
} else {
printf("Enter Javascript code from the console: ( Type 'exit' to quit the program )\n");
yyout = stdin;
}
int fd;
char *name = "js2html.html";
fd = open(name, O_WRONLY | O_CREAT | O_TRUNC, 0644);
if (fd == -1) {
perror("open failed");
exit(1);
}
if (dup2(fd, 1) == -1) {
perror("dup2 failed");
exit(1);
}
puts(
"<!DOCTYPE html>"
"<html>"
"<head>"
"<title>Javascript Highlighter</title>"
"<style>"
".code {"
"background-color: #000000;"
"font-size: 25px;"
"}"
".number {"
"color: #90EE90;"
"}"
".string {"
"color: #ff9933;"
"}"
".operator, .colon, .question_mark{"
"color: #ffffff;"
"}"
".keyword1, .left_bracket, .right_bracket {"
"color: #0000bb;"
"}"
".keyword2{"
"color: #990099;"
"}"
".comment{"
"color: #009900;"
"}"
".method{"
"color: #ffff33;"
"}"
".object {"
"color: #00cc66;"
"}"
".identifier {"
"color: #0080ff;"
"}"
".left_parenthesis, .right_parenthesis {"
"color: #FFD700"
"}"
"</style>"
"</head>"
"<body class=\"code\">"
"<pre>"
);
yylex();
puts("</pre></body></html>");
return 0;
}
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