добавил указатели

analyzers/test/test.l

@@ -110,6 +110,7 @@ LETTER_OR_DIGIT        [a-zA-Z0-9_]
 ";"                    { return SEMICOLON; }
 "..."                  { return DOTS; }
 ":"                    { return COLON; }
+"&"                    { return AMPERSAND; }
 
 "//" { 
     int c;

analyzers/test/test.y

@@ -25,9 +25,9 @@ void free_node(char *str) {
 %token VAR FUNC RETURN STRING_LITERAL FLOAT_LITERAL COMPLEX_LITERAL NUMBER PACKAGE IMPORT
 %token INC DEC PLUS_EQ MINUS_EQ MUL_EQ DIV_EQ MOD_EQ
 %token AMPERSAND_EQ PIPE_EQ XOR_EQ LSHIFT_EQ RSHIFT_EQ AND_NOT_EQ
-%token FOR BREAK CONTINUE ARROW IF ELSE RANGE DEFER GO TYPE STRUCT MAP CHAN INTERFACE INTERFACE_LITERAL
+%token FOR BREAK CONTINUE ARROW IF ELSE RANGE DEFER GO TYPE STRUCT MAP INTERFACE INTERFACE_LITERAL
 %token CHAN CONST CASE SWITCH MAKE
-%token PLUS MINUS MULT DIV MOD
+%token PLUS MINUS MULT DIV MOD AMPERSAND
 %token STRING
 %token UINT UINT8 UINT16 UINT32 UINT64 UINT_PTR
 %token INT INT8 INT16 INT32 INT64
@@ -48,6 +48,7 @@ void free_node(char *str) {
 %right NOT
 %nonassoc EQ NEQ LT GT LEQ GEQ
 %left UMINUS
+%right POINTER_TYPE
 
 %%
 
@@ -93,6 +94,7 @@ block:
 any_identifier:
     IDENTIFIER              
     | WITH_DOT_IDENTIFIER
+    | MULT any_identifier %prec POINTER_TYPE { printf("DEREFERENCED IDENTIFIER\n"); }
     | arr_element
     | map_element
 //
@@ -241,6 +243,8 @@ math_expr:
     | math_expr MULT math_expr { printf("MULT\n"); }
     | math_expr DIV math_expr { printf("DIV\n"); }
     | math_expr MOD math_expr { printf("MOD\n"); }
+    | MULT math_expr %prec POINTER_TYPE { printf("DEREFERENCE\n"); }
+    | AMPERSAND math_expr %prec UMINUS { printf("ADDRESS OF\n"); }
     | MINUS math_expr %prec UMINUS { printf("UMINUS\n"); }
     | LPAREN { printf("LPAREN\n"); } math_expr RPAREN { printf("RPAREN\n"); }
     | NUMBER { printf("NUMBER\n"); }
@@ -315,6 +319,7 @@ type:
 
     int_types { }
     | IDENTIFIER
+    | MULT type %prec POINTER_TYPE { printf("POINTER TYPE\n"); }
     | chan_types
     | map_types
     | slice_types

tests/test_ptr.txt

@@ -0,0 +1,13 @@
+package main;
+
+func main() {
+    var x *int;
+    y := &x;
+    *x = 10;
+    z := 5 * 10;
+
+    var pf *float64;
+    if pf != nil {
+        fmt.Println("Value:", *pf);
+    }
+}