feat: Add logic conjunction and disjunction to grammar and ast

compiler/src/ast.h

@@ -58,6 +58,8 @@ enum calc_operator {
     MODULO,
     EQUALS,
     NOT_EQUALS,
+    CONJUNCTION,
+    DISJUNCTION,
 };
 
 struct calc_expression {

compiler/src/lexer.l

@@ -81,6 +81,8 @@ strbuf_t strbuf = NULL;
 
 <INITIAL>"=="       { return EQUAL; }
 <INITIAL>"!="       { return NOT_EQUAL; }
+<INITIAL>"&&"       { return AND; }
+<INITIAL>"||"       { return OR; }
 
 <INITIAL>"("        { return OPENING_BRACKETS; }
 <INITIAL>")"        { return CLOSING_BRACKETS; }

compiler/src/parser.y

@@ -52,6 +52,8 @@ extern struct block* program;
 %token MOD
 %token EQUAL
 %token NOT_EQUAL
+%token AND
+%token OR
 
 %token OPENING_BRACKETS
 %token CLOSING_BRACKETS
@@ -190,6 +192,14 @@ op: PLUS
         {
             $$ = NOT_EQUALS;
         }
+    | AND
+        {
+            $$ = CONJUNCTION;
+        }
+    | OR
+        {
+            $$ = DISJUNCTION;
+        }
 ;
 
 literal:  NUM