fix: remove prog and description attribute

tests/test_exit.py

@@ -0,0 +1,85 @@
+import pytest
+
+from argparse import ArgumentError
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import StrOption, BoolOption, OptionDescription, Config
+from .utils import TestHelpFormatter
+
+
+def get_config(has_tree=False, default_verbosity=False):
+    booloption = BoolOption('disabled',
+                             'disabled',
+                             properties=('disabled',),
+                             )
+    booloption2 = BoolOption('verbosity',
+                            'increase output verbosity',
+                            default=default_verbosity,
+                            )
+    stroption = StrOption('option',
+                          'an option',
+                          )
+    root = OptionDescription('root',
+                             'root',
+                             [booloption, booloption2, stroption],
+                             )
+    if has_tree:
+        root = OptionDescription('root',
+                                 'root',
+                                 [root],
+                                 )
+    config = Config(root)
+    config.property.read_write()
+    return config
+
+
+def test_exit_boolean():
+    config = get_config(default_verbosity=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter, color=False, exit_on_error=False)
+    parser.parse_args(['--verbosity'])
+    parser.parse_known_args(['--verbosity'])
+
+
+def test_exit_disabled():
+    config = get_config(default_verbosity=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter, color=False, exit_on_error=False)
+    error = None
+    try:
+        parser.parse_args(['--disabled'])
+    except ArgumentError as err:
+        error = err
+    assert error
+    assert str(error) == 'unrecognized arguments: --disabled (cannot access to option "disabled" because has property "disabled")'
+
+
+def test_exit_string():
+    config = get_config(default_verbosity=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter, color=False, exit_on_error=False)
+    parser.parse_args(['--option', 'value'])
+    parser.parse_known_args(['--option', 'value'])
+
+
+def test_exit_unknown():
+    config = get_config(default_verbosity=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter, color=False, exit_on_error=False)
+    error = None
+    try:
+        parser.parse_args(['--unknown', 'value'])
+    except ArgumentError as err:
+        error = err
+    assert error
+    assert str(error) == 'unrecognized arguments: --unknown value'
+    parser.parse_known_args(['--unknown', 'value'])
+
+
+def test_exit_known_unknown():
+    config = get_config(default_verbosity=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter, color=False, exit_on_error=False)
+    error = None
+    try:
+        parser.parse_args(['--option', 'value', '--unknown', 'value'])
+    except ArgumentError as err:
+        error = err
+    assert error
+    assert str(error) == 'unrecognized arguments: --unknown value'
+    parser.parse_known_args(['--unknown', 'value'])

tiramisu_cmdline_parser/api.py

@@ -403,10 +403,7 @@ class TiramisuCmdlineParser(ArgumentParser):
         except (ValueError, LeadershipError, AttributeError) as err:
             self.error(err)
         if args != args_ and args_ and args_[0].startswith(self.prefix_chars):
-            kwargs = self.kwargs
+            kwargs = self.clean_kwargs()
-            if "epilog" in kwargs:
-                kwargs = kwargs.copy()
-                del kwargs["epilog"]
             # option that was disabled are no more disable
             # so create a new parser
             new_parser = TiramisuCmdlineParser(
@@ -768,10 +765,7 @@ class TiramisuCmdlineParser(ArgumentParser):
         return namespaces, unknown
 
     def format_usage(self, *args, **kwargs):
-        kwargs_ = self.kwargs
+        kwargs_ = self.clean_kwargs()
-        if "epilog" in kwargs_:
-            kwargs_ = kwargs_.copy()
-            del kwargs_["epilog"]
         help_formatter = TiramisuCmdlineParser(
             self.config,
             self.prog,
@@ -792,10 +786,7 @@ class TiramisuCmdlineParser(ArgumentParser):
         )
 
     def format_help(self):
-        kwargs = self.kwargs
+        kwargs = self.clean_kwargs()
-        if "epilog" in kwargs:
-            kwargs = kwargs.copy()
-            del kwargs["epilog"]
         help_formatter = TiramisuCmdlineParser(
             self.config,
             self.prog,
@@ -821,3 +812,10 @@ class TiramisuCmdlineParser(ArgumentParser):
             super().error(msg)
         else:
             raise ArgumentError(None, msg)
+
+    def clean_kwargs(self):
+        kwargs = self.kwargs.copy()
+        for arg in ["epilog", "prog", "description"]:
+            if arg in kwargs:
+                del kwargs[arg]
+        return kwargs