| 1 | import moment from 'moment';
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| 2 |
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| 3 | import toMomentObject from './toMomentObject';
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| 4 |
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| 5 | export default function toISOMonthString(date, currentFormat) {
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| 6 | const dateObj = moment.isMoment(date) ? date : toMomentObject(date, currentFormat);
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| 7 | if (!dateObj) return null;
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| 8 |
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| 9 | // Template strings compiled in strict mode uses concat, which is slow. Since
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| 10 | // this code is in a hot path and we want it to be as fast as possible, we
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| 11 | // want to use old-fashioned +.
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| 12 | // eslint-disable-next-line prefer-template
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| 13 | return dateObj.year() + '-' + String(dateObj.month() + 1).padStart(2, '0');
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| 14 | }
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