Re: Improve Assert output - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Improve Assert output
Date
Msg-id 1430.1565815000@sss.pgh.pa.us
Whole thread Raw
In response to Improve Assert output  (Peter Eisentraut <peter.eisentraut@2ndquadrant.com>)
List pgsql-hackers
Peter Eisentraut <peter.eisentraut@2ndquadrant.com> writes:
> This kind of output is usually not helpful:
> TRAP: BadArgument("((context) != ((void *)0) && (((((const
> Node*)((context)))->type) == T_AllocSetContext) || ((((const
> Node*)((context)))->type) == T_SlabContext) || ((((const
> Node*)((context)))->type) == T_GenerationContext)))", File:
> "../../../../src/include/utils/memutils.h", Line: 129)

> What we probably want is something like:

> TRAP: BadArgument("MemoryContextIsValid(context)", File:
> "../../../../src/include/utils/memutils.h", Line: 129)

+1, that would be a big improvement.  The other thing that this
is fixing is that the existing output for Assert et al shows
the *inverted* condition, which I for one always found confusing.

I didn't try to test the patch, but it passes eyeball examination.

            regards, tom lane



pgsql-hackers by date:

Previous
From: Peter Eisentraut
Date:
Subject: Improve Assert output
Next
From: Stephen Frost
Date:
Subject: Re: [PATCH] Stop ALTER SYSTEM from making bad assumptions