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use fmt;
use time;
use os;
use strconv;
use strings;
type parseerror = strconv::error;
export fn main() void = {
if (len(os::args) != 2) {
os::exit(os::status::FAILURE);
};
let timestr = os::args[1];
let i = time::now(time::clock::REALTIME);
let spl = strings::split(timestr, ":");
defer free(spl);
let li = if (len(spl) > 2) {
fmt::fatal("Duration format: m or m:s");
} else {
yield match (parsetime(i, spl)) {
case let inst: time::instant =>
yield inst;
case let e: parseerror =>
fmt::fatal(strerror(e));
};
};
fmt::printfln("<t:{}:R>", time::unix(li))!;
};
fn strerror(e: parseerror) str = {
return strconv::strerror(e);
};
fn parsetime(clk: time::instant, spl: []str) (time::instant | parseerror) = {
return if (len(spl) == 2) {
let m = strconv::stoi64(spl[0])?;
let s = strconv::stoi64(spl[1])?;
let d = (m * time::MINUTE) + (s * time::SECOND);
yield time::add(clk, d);
} else {
let m = strconv::stoi64(spl[0])?;
let d = m * time::MINUTE;
yield time::add(clk, d);
};
};
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