Encapsulate parser, only access functions

1 files changed, 12 insertions, 3 deletions

diff --git a/nandgame/assembler/py_nand_ass/parser.py b/nandgame/assembler/py_nand_ass/parser.py
index 7cc4930..432b40b 100755
--- a/nandgame/assembler/py_nand_ass/parser.py
+++ b/nandgame/assembler/py_nand_ass/parser.py
@@ -174,11 +174,20 @@ def p_error(p: LexToken | None) -> LexToken|None:
         return
 
     while True:
-        tok: LexToken = parser.token()
+        tok: LexToken = __parser.token()
         if not tok or tok.type == 'NL':
             break
-    parser.errok()
+    __parser.errok()
     return tok
 
 
-parser: yacc.LRParser = yacc.yacc()
+__parser: yacc.LRParser = yacc.yacc()
+
+def parse_text(text: str) -> list[pt.AsmLine]:
+    return __parser.parse(text, tracking=True)
+
+def parse_file(filename: str) -> list[pt.AsmLine]:
+    with open(filename, "rb") as infile:
+        file_content_bin = infile.read()
+        file_content_txt = file_content_bin.decode("ascii")
+        return parse_text(file_content_txt)