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fix Issue 13315 - std.getopt: implicit help option doesn't work without config.passThrough

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This commit is contained in:
Nils Boßung 2014-08-18 00:11:13 +02:00
parent 66fa95ce19
commit d51af72d5a
1 changed files with 12 additions and 6 deletions
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18
std/getopt.d
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@ -592,16 +592,15 @@ private void getoptImpl(T...)(ref string[] args, ref configuration cfg,
args = args.remove(i + 1); args = args.remove(i + 1);
break; break;
} }
if (!cfg.passThrough)
{
throw new GetOptException("Unrecognized option "~a);
}
if (a == "--help" || a == "-h") if (a == "--help" || a == "-h")
{ {
rslt.helpWanted = true; rslt.helpWanted = true;
args = args.remove(i + 1); args = args.remove(i + 1);
continue;
}
if (!cfg.passThrough)
{
throw new GetOptException("Unrecognized option "~a);
} }
} }
@ -1278,6 +1277,13 @@ unittest
assert(!r.helpWanted); assert(!r.helpWanted);
} }
unittest // implicit help option without config.passThrough
{
string[] args = ["program", "--help"];
auto r = getopt(args);
assert(r.helpWanted);
}
/** This function prints the passed $(D Option) and text in an aligned manner. /** This function prints the passed $(D Option) and text in an aligned manner.
The passed text will be printed first, followed by a newline. Than the short The passed text will be printed first, followed by a newline. Than the short