make up TextScriptException to replace two asserts

2 files changed, 14 insertions, 2 deletions

diff --git a/pokemontools/crystal.py b/pokemontools/crystal.py
index f21e097..dca30d5 100644
--- a/pokemontools/crystal.py
+++ b/pokemontools/crystal.py
@@ -372,8 +372,15 @@ class TextScript:
             logging.debug("cls.last_address is {0}".format(hex(cls.last_address)))
             logging.debug("self.last_address is {0}".format(hex(self.last_address)))
 
-        assert self.last_address == (cls.address + cls.size), "the last address should equal the last command's (address + size)"
-        assert self.last_address == cls.last_address, "the last address of the TextScript should be the last_address of its last command"
+        if self.last_address != (cls.address + cls.size):
+            raise exceptions.TextScriptException(
+                "the last address should equal the last command's (address + size)"
+            )
+
+        if self.last_address != cls.last_address:
+            raise exceptions.TextScriptException(
+                "the last address of the TextScript should be the last_address of its last command"
+            )
 
         # just some debugging..
         if self.debug:
diff --git a/pokemontools/exceptions.py b/pokemontools/exceptions.py
index 674f829..71d0da2 100644
--- a/pokemontools/exceptions.py
+++ b/pokemontools/exceptions.py
@@ -6,3 +6,8 @@ class AddressException(Exception):
     """
     There was a problem with an address. Maybe it was out of range or invalid.
     """
+
+class TextScriptException(Exception):
+    """
+    TextScript encountered an inconsistency or problem.
+    """