Turn some error conditions into assertions (part 2)

[kconfig-hardened-check.git] / kconfig_hardened_check / __init__.py

diff --git a/kconfig_hardened_check/__init__.py b/kconfig_hardened_check/__init__.py
index 9cb16509d30e21d3d153cf53edd5d347b1bc3f7c..635397ea6aadbd3747bb5f8f9af5f42097981ae2 100644 (file)
--- a/kconfig_hardened_check/__init__.py
+++ b/kconfig_hardened_check/__init__.py
@@ -88,8 +88,8 @@ SIMPLE_OPTION_TYPES = ('kconfig', 'version', 'cmdline')
 class OptCheck:
     # Constructor without the 'expected' parameter is for option presence checks (any value is OK)
     def __init__(self, reason, decision, name, expected=None):
-        if not reason or not decision or not name:
-            sys.exit('[!] ERROR: invalid {} check for "{}"'.format(self.__class__.__name__, name))
+        assert(reason and decision and name), \
+               'invalid {} check for "{}"'.format(self.__class__.__name__, name)
         self.name = name
         self.expected = expected
         self.decision = decision
@@ -185,12 +185,12 @@ class VersionCheck:
 class ComplexOptCheck:
     def __init__(self, *opts):
         self.opts = opts
-        if not self.opts:
-            sys.exit('[!] ERROR: empty {} check'.format(self.__class__.__name__))
-        if len(self.opts) == 1:
-            sys.exit('[!] ERROR: useless {} check'.format(self.__class__.__name__))
-        if not isinstance(opts[0], KconfigCheck) and not isinstance(opts[0], CmdlineCheck):
-            sys.exit('[!] ERROR: invalid {} check: {}'.format(self.__class__.__name__, opts))
+        assert(self.opts), \
+               'empty {} check'.format(self.__class__.__name__)
+        assert(len(self.opts) != 1), \
+                'useless {} check: {}'.format(self.__class__.__name__, opts)
+        assert(isinstance(opts[0], KconfigCheck) or isinstance(opts[0], CmdlineCheck)), \
+               'invalid {} check: {}'.format(self.__class__.__name__, opts)
         self.result = None
 
     @property
@@ -252,9 +252,10 @@ class OR(ComplexOptCheck):
                         self.result = 'OK: {} not found'.format(opt.name)
                     elif opt.result == 'OK: is present':
                         self.result = 'OK: {} is present'.format(opt.name)
-                    # VersionCheck provides enough info
-                    elif not opt.result.startswith('OK: version'):
-                        sys.exit('[!] ERROR: unexpected OK description "{}"'.format(opt.result))
+                    else:
+                        # VersionCheck provides enough info
+                        assert(opt.result.startswith('OK: version')), \
+                               'unexpected OK description "{}"'.format(opt.result)
                 return
         self.result = self.opts[0].result
 
@@ -282,8 +283,8 @@ class AND(ComplexOptCheck):
                 else:
                     # VersionCheck provides enough info
                     self.result = opt.result
-                    if not opt.result.startswith('FAIL: version'):
-                        sys.exit('[!] ERROR: unexpected FAIL description "{}"'.format(opt.result))
+                    assert(opt.result.startswith('FAIL: version')), \
+                           'unexpected FAIL description "{}"'.format(opt.result)
                 return