Added multiline comments

.gitignore

@@ -3,3 +3,4 @@ out/
 *.zip
 prg/**/*.ast
 prg/**/*.out
+prg/**/*.pins25

prg/test.pins25

@@ -1,2 +0,0 @@
-//1234567890
-//12345678901

src/pins25/phase/LexAn.java

@@ -246,15 +246,38 @@ public class LexAn implements AutoCloseable {
                     buffToken = new Token(start, Token.Symbol.DIV, "/");
                     return;
                 }
-                nextChar();
 
-                int length = 0;
-                while (buffChar != '\n' && buffChar != -1) {
-                    length++;
-                    if (length > 10) {
-                        throw new Report.Error(currentLocation(), "Comments can only be 10 characters long");
-                    }
+                nextChar();
+                if (buffChar == '{') {
+                    int depth = 1;
+
                     nextChar();
+                    while (depth > 0) {
+                        switch (buffChar) {
+                            case '}':
+                                nextChar();
+                                if (buffChar != '/') continue;
+                                nextChar();
+                                if (buffChar != '/') continue;
+                                depth--;
+                                break;
+                            case '/':
+                                nextChar();
+                                if (buffChar != '/') continue;
+                                nextChar();
+                                if (buffChar != '{') continue;
+                                depth++;
+                                break;
+                            case -1:
+                                throw new Report.Error(currentLocation(), "Unterminated multiline comment");
+                            default:
+                                nextChar();
+                        }
+                    }
+                } else {
+                    while (buffChar != '\n' && buffChar != -1) {
+                        nextChar();
+                    }
                 }
 
                 nextToken();