feat(cli): file is optional

crytic · Aug 5, 2022 · 053604c · 053604c
1 parent 32a282c
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diff --git a/README.md b/README.md
@@ -133,7 +133,7 @@ Examples of these are:
 ### Rule names
 Obtain the names of the currently implemented rules with:
 ```bash
- amarna --show-rules .
+ amarna --show-rules
 ```
 
 ### Rule allowlist

diff --git a/amarna/command_line.py b/amarna/command_line.py
@@ -96,6 +96,7 @@ def main() -> int:
         metavar="-f",
         type=str,
         help="the name of the .cairo file or directory with .cairo files to analyze",
+        nargs="?"
     )
 
     parser.add_argument("-p", "--print", action="store_true", help="print output")