Zero-or-one not one-or-more.

2020-05-18 20:45:04 -07:00
parent eb42220b69
commit 605891d6d8
1 changed files with 1 additions and 1 deletions
@@ -41,7 +41,7 @@ from .utils.stack import list_to_stack


 #TODO: explain the details of float lits and strings.
-FLOAT = r'-?\d+\.\d*(e(-|\+)\d+)+'
+FLOAT = r'-?\d+\.\d*(e(-|\+)\d+)?'
 INT = r'-?\d+'
 SYMBOL = r'[•\w!@$%^&*()_+<>?|\/;:`~,.=-]+'
 BRACKETS = r'\[|\]'