✨

plthy_impl/parser.py

@@ -11,9 +11,9 @@ class Parser():
                 ('left', ["KEYWORD_MAYBE", "KEYWORD_RETURN"]),
                 ('left', ["KEYWORD_IF", "KEYWORD_BECAUSE", "KEYWORD_UNTIL", "KEYWORD_DEFINE", "KEYWORD_AS"]),
                 ('left', ["KEYWORD_DO", "BUILTIN", "SYMBOL_SET"]),
-                ('left', ["SYMBOL_EQUALS"]),
-                ('left', ["SYMBOL_PLUS", "SYMBOL_MINUS"]),
-                ('left', ["SYMBOL_TIMES", "SYMBOL_DIVIDE", "SYMBOL_LT","SYMBOL_GT"])
+                ('left', ["SYMBOL_EQUALS", "SYMBOL_LT","SYMBOL_GT"]),
+                ('left', ["SYMBOL_PLUS", "SYMBOL_MINUS", "SYMBOL_OR", "SYMBOL_AND"]),
+                ('left', ["SYMBOL_TIMES", "SYMBOL_DIVIDE", "SYMBOL_TILDE"])
             ]
         )
 
@@ -118,6 +118,15 @@ class Parser():
         def exp_a_binop(tokens):
             return ast_nodes.ExpABinop(tokens[1].value,tokens[0],tokens[2])
 
+        @self.pg.production('expression : expression SYMBOL_OR expression')
+        @self.pg.production('expression : expression SYMBOL_AND expression')
+        def exp_b_binop(tokens):
+            pass
+
+        @self.pg.production('expression : SYMBOL_TILDE expression')
+        def exp_not(tokens):
+            pass
+
         @self.pg.production('expression : KEYWORD_ARGUMENT ARG')
         def exp_arg(tokens):
             return ast_nodes.ExpArg(int(tokens[1].value[1:]))