lib/vendor/sugar.js
function compareDate(d, find, buffer, forceUTC) {
    var p, t, min, max, minOffset, maxOffset, override, capitalized, accuracy = 0, loBuffer = 0, hiBuffer = 0;
    p = getExtendedDate(find, null, null, forceUTC);
    if(buffer > 0) {
      loBuffer = hiBuffer = buffer;
      override = true;
    }
    if(!p.date.isValid()) return false;
    if(p.set && p.set.specificity) {
      DateUnits.forEach(function(u, i) {
        if(u.unit === p.set.specificity) {
          accuracy = u.multiplier(p.date, d - p.date) - 1;
        }
      });
      capitalized = simpleCapitalize(p.set.specificity);
      if(p.set['edge'] || p.set['shift']) {
        p.date['beginningOf' + capitalized]();
      }
      if(p.set.specificity === 'month') {
        max = p.date.clone()['endOf' + capitalized]().getTime();
      }
      if(!override && p.set['sign'] && p.set.specificity != 'millisecond') {
        // If the time is relative, there can occasionally be an disparity between the relative date
        // and "now", which it is being compared to, so set an extra buffer to account for this.
        loBuffer = 50;
        hiBuffer = -50;
      }
    }
    t   = d.getTime();
    min = p.date.getTime();
    max = max || (min + accuracy);
    max = compensateForTimezoneTraversal(d, min, max);
    return t >= (min - loBuffer) && t <= (max + hiBuffer);
  }
function compareDate(d, find, buffer, forceUTC) {
    var p, t, min, max, minOffset, maxOffset, override, capitalized, accuracy = 0, loBuffer = 0, hiBuffer = 0;
    p = getExtendedDate(find, null, null, forceUTC);
    if(buffer > 0) {
      loBuffer = hiBuffer = buffer;
      override = true;
    }
    if(!p.date.isValid()) return false;
    if(p.set && p.set.specificity) {
      DateUnits.forEach(function(u, i) {
        if(u.unit === p.set.specificity) {
          accuracy = u.multiplier(p.date, d - p.date) - 1;
        }
      });
      capitalized = simpleCapitalize(p.set.specificity);
      if(p.set['edge'] || p.set['shift']) {
        p.date['beginningOf' + capitalized]();
      }
      if(p.set.specificity === 'month') {
        max = p.date.clone()['endOf' + capitalized]().getTime();
      }
      if(!override && p.set['sign'] && p.set.specificity != 'millisecond') {
        // If the time is relative, there can occasionally be an disparity between the relative date
        // and "now", which it is being compared to, so set an extra buffer to account for this.
        loBuffer = 50;
        hiBuffer = -50;
      }
    }
    t   = d.getTime();
    min = p.date.getTime();
    max = max || (min + accuracy);
    max = compensateForTimezoneTraversal(d, min, max);
    return t >= (min - loBuffer) && t <= (max + hiBuffer);
  }
function compareDate ( d , find , buffer , forceUTC ) { var p , t , min , max , minOffset , maxOffset , override , capitalized , accuracy = 0 , loBuffer = 0 , hiBuffer = 0 ; p = getExtendedDate ( find , null , null , forceUTC ) ; if ( buffer > 0 ) { loBuffer = hiBuffer = buffer ; override = true ; } if ( ! p . date . isValid ( ) ) return false ; if ( p . set && p . set . specificity ) { DateUnits . forEach ( function ( u , i ) { if ( u . unit === p . set . specificity ) { accuracy = u . multiplier ( p . date , d - p . date ) - 1 ; } } ) ; capitalized = simpleCapitalize ( p . set . specificity ) ; if ( p . set [ 'edge' ] || p . set [ 'shift' ] ) { p . date [ 'beginningOf' + capitalized ] ( ) ; } if ( p . set . specificity === 'month' ) { max = p . date . clone ( ) [ 'endOf' + capitalized ] ( ) . getTime ( ) ; } if ( ! override && p . set [ 'sign' ] && p . set . specificity != 'millisecond' ) { // If the time is relative, there can occasionally be an disparity between the relative date // and "now", which it is being compared to, so set an extra buffer to account for this. loBuffer = 50 ; hiBuffer = - 50 ; } } t = d . getTime ( ) ; min = p . date . getTime ( ) ; max = max || ( min + accuracy ) ; max = compensateForTimezoneTraversal ( d , min , max ) ; return t >= ( min - loBuffer ) && t <= ( max + hiBuffer ) ; }
Date comparison helpers
Date comparison helpers