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Catch flag parse error

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Shav Kinderlehrer 2023-08-10 11:55:20 -04:00
parent 49768a38a7
commit 36c8b4d2d7
1 changed files with 29 additions and 19 deletions
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48
source/app.d
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@ -19,33 +19,43 @@ Opts defaultOpts() {
return opts;
}
void printHelp(GetoptResult args) {
defaultGetoptPrinter("prim prompt:\n", args.options);
writeln("\nEnvironment:\n",
"\tNO_COLOR\tsee https://no-color.org");
}
void main(string[] argv) {
Opts opts = defaultOpts();
GetoptResult args = getopt(
argv,
std.getopt.config.bundling,
"ps1|p", "print PS1", &opts.ps1,
"rps1|r", "print RPS1", &opts.rps1,
"preexec|x", "print preexec", &opts.preexec,
try {
std.getopt.config.required,
"col", "terminal width", &opts.col,
GetoptResult args = getopt(
argv,
std.getopt.config.bundling,
"ps1|p", "print PS1", &opts.ps1,
"rps1|r", "print RPS1", &opts.rps1,
"preexec|x", "print preexec", &opts.preexec,
std.getopt.config.required,
"row", "terminal height", &opts.row,
std.getopt.config.required,
"col", "terminal width", &opts.col,
std.getopt.config.required,
"status", "previous command exit code", &opts.status,
std.getopt.config.required,
"row", "terminal height", &opts.row,
"pathlen", "set length of displayed path", &opts.pathlen,
"pchar", "override default prompt character", &opts.pchar,
);
std.getopt.config.required,
"status", "previous command exit code", &opts.status,
if (args.helpWanted) {
defaultGetoptPrinter("prim prompt:\n", args.options);
writeln("\nEnvironment:\n",
"\tNO_COLOR\tsee https://no-color.org");
"pathlen", "set length of displayed path", &opts.pathlen,
"pchar", "override default prompt character", &opts.pchar,
);
if (args.helpWanted) {
printHelp(args);
}
} catch (Exception e) {
writeln(e.msg);
writeln("try '--help' for more information");
}
dorun(opts);