1 files changed, 18 insertions, 0 deletions
diff --git a/consts.py b/consts.py
new file mode 100644
index 0000000..5bf3fdd
--- /dev/null
+++ b/consts.py
@@ -0,0 +1,18 @@
+STATE_OPERATOR, STATE_NAME, *_ = range(100)
+(
+    LEFT_PARENTHESIS, RIGHT_PARENTHESIS, NUMBER, OPERATOR, SEMICOLON, COMMA, SYMBOL, *_
+) = range(100)
+
+UNARY = "unary"
+FUNCALL = "funcall"
+PRECEDENCE = {
+    "+": 10,
+    "-": 10,
+    "*": 20,
+    "^": 30,
+    UNARY: 40,
+}
+
+OPERATOR_CHARS = "*+-/%&~^|#$.:<=>@"
+NUMBER_CHARS = "0123456789"
+SYMBOL_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!?"