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April 05, 2005 improving Error/Exception system | ||||
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 How about having more detailed Error messages? 1) ArrayBoundError: add the bad index current: # extern (C) static void _d_array_bounds(char[] filename, uint line); suggestion: # extern (C) static void _d_array_bounds(char[] filename, uint line, # size_t badIndex); 2) SwitchError: add the uncaught value current: # extern (C) static void _d_switch_error(char[] filename, uint line); suggestion: # extern (C) static void _d_switch_error(char[] filename, uint line, # void* badValue, TypeInfo badValueType); Thomas -----BEGIN PGP SIGNATURE----- iD8DBQFCUlrA3w+/yD4P9tIRAkqjAJ4mnuXPaFE9ff9xkpwyrLYlnO2ZBwCggl8/ dRDQ1hoHMGHXTbsbZQIgKNY= =UeWN -----END PGP SIGNATURE----- |
April 05, 2005 Re: improving Error/Exception system | ||||
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Posted in reply to Thomas Kuehne | > suggestion: > # extern (C) static void _d_array_bounds(char[] filename, uint line, > # size_t badIndex); Good idea. > suggestion: > # extern (C) static void _d_switch_error(char[] filename, uint line, > # void* badValue, TypeInfo badValueType); Feels dicey. What would the switch error print or do with the values? What if the badValue was a temporary value on the stack that just became invalid because of the throw? |
April 05, 2005 Re: improving Error/Exception system | ||||
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Posted in reply to Ben Hinkle | Ben Hinkle wrote: >>suggestion: >># extern (C) static void _d_array_bounds(char[] filename, uint line, >># size_t badIndex); > > Good idea. > >>suggestion: >># extern (C) static void _d_switch_error(char[] filename, uint line, >># void* badValue, TypeInfo badValueType); > > Feels dicey. What would the switch error print or do with the values? Good question. > What if the badValue was a temporary value on the stack that just became invalid because of the throw? I guess it would have to make a copy of the value. An alternative would be to make _d_switch_error a template function.... Stewart. -- My e-mail is valid but not my primary mailbox. Please keep replies on the 'group where everyone may benefit. |
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