Another (possible) silent error
This case is not so clear
If I write [[xyz]] or {{xyz}} when I'm authoring a tiddler
In most cases (not all) this is an error because I've misspelt xyz
I'd like a mode where I got BIG error messages when refereeing to
non-existent tiddlers
/Joe
On Monday, 12 March 2018 06:23:01 UTC-7, Joe Armstrong wrote:
>
> I have just discovered a bug in a tiddler.
>
>
> I misspelled a macro name and didn't notice it – this is actually a common
> error of mine.
>
> In all programming languages I tend to see what I hoped to see rather than
> what is there. I'm pretty bad at spelling.
>
>
> Mispellling a macro name is a serious error so I want the system to shout
> out loudly when this happens.
>
>
> What happens in TW is the expansion of (say) <<badname args>> causes a
>
> silent error if baname does not exit. ie there is no replacement text.
>
>
> I'd like the replacement text to be Missing macro badname -- fatal error
> in tiddler
>
>
> Is this something I can easily fix????
>
>
> I HATE silent errors in programming languages - all programming and
> run-time errors should cause a
>
> huge error message and execution should stop immediately. The error
> message is so the
>
> programmer can fix the error. Stopping immediately is to avoid further
> damage.
>
>
> I given talks about the evils of silent errors. NaN
> <http://127.0.0.1:8080/#NaN> in JS for example is causes errors
>
> which are terribly difficult to find.
>
>
> I think any error that can be detected should result in a noisy error.
>
>
> Cheers
>
>
> /Joe
>
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