Predrok 2025 - Naloga 1

.gitignore

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

grammar.txt

@@ -70,3 +70,27 @@ initializer -> INTCONST intconstmult | CHARCONST | STRINGCONST .
 intconstmult -> MUL const | .
 
 const -> INTCONST | CHARCONST | STRINGCONST .
+
+
+--------------------------------------------------------------------
+
+//LEFT ASOC.
+exp0 = exp0 op other | other
+
+    |
+    v
+
+exp0  = other exp0'
+exp0' = op other exp0' | .
+
+
+
+
+//RIGHT ASOC.
+exp0 = other op exp0 | other
+
+    |
+    v
+
+exp0  = other exp0'
+exp0' =  op exp0 | .

prg/test.pins25

@@ -0,0 +1,5 @@
+// line1 --
+line2 -----x
+line3
+
+fun main() = 0

src/pins25/phase/LexAn.java

@@ -247,38 +247,15 @@ public class LexAn implements AutoCloseable {
                     return;
                 }
 
-                nextChar();
+                StringBuilder builder = new StringBuilder();
-                if (buffChar == '{') {
-                    int depth = 1;
                 
-                    nextChar();
+                while (buffChar != -1) {
-                    while (depth > 0) {
+                    if (buffChar == '\n' && !builder.toString().endsWith("--")) {
-                        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();
                     }
-                    }
+                    builder.append((char) buffChar);
-                } else {
-                    while (buffChar != '\n' && buffChar != -1) {
                     nextChar();
                 }
-                }
 
                 nextToken();
                 return;