feat: enhance compiler

- Add comments and test for it
- Add semicolon as required end of some expressions
- Add new arguments parser
- Add multi-file compilation
- Add colors in output

exl/base_math.fzs

@@ -1,7 +1,7 @@
-printline(2 + 2 * 2)
-printline(-1 + 1)
-printline(2 ^ 2)
-printline(1 + 1 * 1 / 1)
-printline(4 % 2)
-printline(10 / 2)
+printline(2 + 2 * 2);
+printline(-1 + 1);
+printline(2 ^ 2);
+printline(1 + 1 * 1 / 1);
+printline(4 % 2);
+printline(10 / 2);
 

exl/comment.fzs

@@ -1,3 +1,3 @@
 // I'm a comment
-printline("Comment is skipped")
+printline("Comment is skipped");;;;;
 

exl/conditions.fzs

@@ -1,16 +1,16 @@
-bool flag = true
+bool flag = true;
 
 if (!flag)
-  printline("buhhh, flag is not true")
+  printline("buhhh, flag is not true");
 else if (2 + 2 >= 4)
 {
-  printline ("two plus two is four")
+  printline ("two plus two is four");
 }
 else {
-  printline("gotcha")
+  printline("gotcha");
 }
 
 {
-  printline("block after")
+  printline("block after");
 }
 

exl/fn.fzs

@@ -1,24 +1,24 @@
 int fib(int n)
 {
   if (n <= 1)
-    return n
+    return n;
 
-  return fib(n - 1) + fib(n - 2)
+  return fib(n - 1) + fib(n - 2);
 }
 
 uint sum(uint a, uint b)
 {
-  return a + b
+  return a + b;
 }
 
-printline("Test #1: fibonacci")
-int result = fib(7)
+printline("Test #1: fibonacci");
+int result = fib(7);
 if (result == 13)
-  printline("Recurse test passed")
-else printline("Recurse test failed")
+  printline("Recurse test passed");
+else printline("Recurse test failed");
 
-printline("Test #2: sum")
+printline("Test #2: sum");
 if (sum(2, 2) == 4)
-  printline("Sum test passed")
-else printline("Sum test failed")
+  printline("Sum test passed");
+else printline("Sum test failed");
 

exl/hw.fzs

@@ -1,2 +1,2 @@
-printline('hello, world')
+printline('hello, world');
 

exl/print_empty.fzs

@@ -1 +1 @@
-printline("")
+printline("");

exl/problematic_hw.fzs

@@ -1 +1 @@
-printline("hello)
+printline("hello);

exl/variables.fzs

@@ -1,13 +1,13 @@
-uint work_it = 21 * 2 ^ 2
-int  make_it = 10 
+uint work_it = 21 * 2 ^ 2;
+int  make_it = 10;
 
-u64  do_it
-do_it = 15
+u64  do_it;
+do_it = 15;
 
-printline(work_it)
-printline(make_it + do_it)
+printline(work_it);
+printline(make_it + do_it);
 
-char make_us
-str floyd = "hello, Pink Floyd!"
-printline(floyd)
+char make_us;
+str floyd = "hello, Pink Floyd!";
+printline(floyd);