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Flag: Use designated initializers

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This commit is contained in:
Eelco Dolstra 2020-05-04 22:40:19 +02:00
parent e9f10beed1
commit a721a0b114
22 changed files with 406 additions and 362 deletions
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60
src/libmain/common-args.cc
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@ -6,43 +6,47 @@ namespace nix {
MixCommonArgs::MixCommonArgs(const string & programName)
: programName(programName)
{
mkFlag()
.longName("verbose")
.shortName('v')
.description("increase verbosity level")
.handler([]() { verbosity = (Verbosity) (verbosity + 1); });
addFlag({
.longName = "verbose",
.shortName = 'v',
.description = "increase verbosity level",
.handler = {[]() { verbosity = (Verbosity) (verbosity + 1); }},
});
mkFlag()
.longName("quiet")
.description("decrease verbosity level")
.handler([]() { verbosity = verbosity > lvlError ? (Verbosity) (verbosity - 1) : lvlError; });
addFlag({
.longName = "quiet",
.description = "decrease verbosity level",
.handler = {[]() { verbosity = verbosity > lvlError ? (Verbosity) (verbosity - 1) : lvlError; }},
});
mkFlag()
.longName("debug")
.description("enable debug output")
.handler([]() { verbosity = lvlDebug; });
addFlag({
.longName = "debug",
.description = "enable debug output",
.handler = {[]() { verbosity = lvlDebug; }},
});
mkFlag()
.longName("option")
.labels({"name", "value"})
.description("set a Nix configuration option (overriding nix.conf)")
.arity(2)
.handler([](std::vector<std::string> ss) {
addFlag({
.longName = "option",
.description = "set a Nix configuration option (overriding nix.conf)",
.labels = {"name", "value"},
.handler = {[](std::string name, std::string value) {
try {
globalConfig.set(ss[0], ss[1]);
globalConfig.set(name, value);
} catch (UsageError & e) {
warn(e.what());
}
});
}},
});
mkFlag()
.longName("max-jobs")
.shortName('j')
.label("jobs")
.description("maximum number of parallel builds")
.handler([=](std::string s) {
addFlag({
.longName = "max-jobs",
.shortName = 'j',
.description = "maximum number of parallel builds",
.labels = Strings{"jobs"},
.handler = {[=](std::string s) {
settings.set("max-jobs", s);
});
}}
});
std::string cat = "config";
globalConfig.convertToArgs(*this, cat);