On Thursday, 11 April 2013 at 11:16:08 UTC, Andrej Mitrovic wrote:
On 4/11/13, Jonas Drewsen <[email protected]> wrote:
AFAIK most unix tools have two formats: long and short.

long:
dmd --foobar-dir=/somewhere/over/the/rainbow

short:
dmd -f /somewhere/over/the/rainbow

Most programs supports both. I think that would be the way to go.

RDMD works on the assumption that its flags begin with -- and DMD's flags with -. There's no need to invent new short/long switches, we
just need an equals sign to make it visually clear.

By "I think that would be the way to go" I did not necessary refer to having both formats supported at the same time but simply to use the standard way that people know.

Also using spaces might be a bad idea, you might end up doing the wrong thing if you call DMD incorrectly (e.g. a result of a wrong
expansion in a shell script), for example:

$ dmd -of foo.d bar.d

Currently this is an error, the user forgot to specify the -of switch.
If spaces were ok then this becomes the equivalent of:

$ dmd -offoo.d bar.d

I'd rather be safe than sorry and allow either -offoo or -of=foo. It
will catch errors this way rather than do something unexpected.

You may not like using spaces but it is a widespread standard and I think deviating is not the way to go. Anyway - this is turning into a bikeshed coloring discussion I guess :)

/Jonas

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