/
time.js
63 lines (58 loc) · 1.77 KB
/
time.js
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var _ = require("lodash");
var moment = require("moment-timezone");
var mkKRLfn = require("../mkKRLfn");
var strftime = require("strftime");
var newDate = function(date_str, parse_utc){
var parse = function(str){
return parse_utc
? moment.utc(str, moment.ISO_8601)
: moment(str, moment.ISO_8601);
};
var d = parse(date_str);
if(!d.isValid()){
var today = (new Date()).toISOString().split("T")[0];
d = parse(today + "T" + date_str);
if(!d.isValid()){
d = parse(today.replace(/-/g, "") + "T" + date_str);
}
}
if(!d.isValid()){
throw new Error("Invalid date string: " + date_str);
}
return d;
};
module.exports = function(core){
return {
def: {
now: mkKRLfn([
"opts",
], function(args, ctx, callback){
var d = moment();
if(_.has(args, ["opts", "tz"])){
d.tz(args.opts.tz);
}
callback(null, d.toISOString());
}),
"new": mkKRLfn([
"date",
], function(args, ctx, callback){
callback(null, newDate(args.date, true).toISOString());
}),
"add": mkKRLfn([
"date",
"spec",
], function(args, ctx, callback){
var d = newDate(args.date, true);
d.add(args.spec);
callback(null, d.toISOString());
}),
"strftime": mkKRLfn([
"date",
"fmt",
], function(args, ctx, callback){
var d = newDate(args.date);
callback(null, strftime(args.fmt, d.toDate()));
}),
}
};
};