🐐 Compound assignment

centvrion/lexer.py

@@ -5,6 +5,7 @@ valid_characters = '|'.join(list("abcdefghiklmnopqrstvxyz_"))
 keyword_tokens = [("KEYWORD_"+i, i) for i in [
   "AETERNVM",
   "ALVID",
+  "AVGE",
   "AVT",
   "DEFINI",
   "DESIGNA",
@@ -19,6 +20,7 @@ keyword_tokens = [("KEYWORD_"+i, i) for i in [
   "FALSITAS",
   "INVOCA",
   "IN",
+  "MINVE",
   "MINVS",
   "NON",
   "NVLLVS",

centvrion/parser.py

@@ -74,6 +74,14 @@ class Parser():
     def statement_designa_index(tokens):
       return ast_nodes.DesignaIndex(tokens[1], tokens[3], tokens[6])
 
+    @self.pg.production('statement : id KEYWORD_AVGE expression')
+    def statement_avge(tokens):
+      return ast_nodes.Designa(tokens[0], ast_nodes.BinOp(tokens[0], tokens[2], "SYMBOL_PLUS"))
+
+    @self.pg.production('statement : id KEYWORD_MINVE expression')
+    def statement_minve(tokens):
+      return ast_nodes.Designa(tokens[0], ast_nodes.BinOp(tokens[0], tokens[2], "SYMBOL_MINUS"))
+
     @self.pg.production('statement : expression')
     def statement_expression(tokens):
       return ast_nodes.ExpressionStatement(tokens[0])