dist/js/swiper.esm.js
function slidePrev (speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const {
    params, animating, snapGrid, slidesGrid, rtlTranslate,
  } = swiper;

  if (params.loop) {
    if (animating) return false;
    swiper.loopFix();
    // eslint-disable-next-line
    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }
  const translate = rtlTranslate ? swiper.translate : -swiper.translate;
  function normalize(val) {
    if (val < 0) return -Math.floor(Math.abs(val));
    return Math.floor(val);
  }
  const normalizedTranslate = normalize(translate);
  const normalizedSnapGrid = snapGrid.map(val => normalize(val));
  const normalizedSlidesGrid = slidesGrid.map(val => normalize(val));

  const currentSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate)];
  const prevSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate) - 1];
  let prevIndex;
  if (typeof prevSnap !== 'undefined') {
    prevIndex = slidesGrid.indexOf(prevSnap);
    if (prevIndex < 0) prevIndex = swiper.activeIndex - 1;
  }
  return swiper.slideTo(prevIndex, speed, runCallbacks, internal);
}
function slidePrev (speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const {
    params, animating, snapGrid, slidesGrid, rtlTranslate,
  } = swiper;

  if (params.loop) {
    if (animating) return false;
    swiper.loopFix();
    // eslint-disable-next-line
    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }
  const translate = rtlTranslate ? swiper.translate : -swiper.translate;
  function normalize(val) {
    if (val < 0) return -Math.floor(Math.abs(val));
    return Math.floor(val);
  }
  const normalizedTranslate = normalize(translate);
  const normalizedSnapGrid = snapGrid.map(val => normalize(val));
  const normalizedSlidesGrid = slidesGrid.map(val => normalize(val));

  const currentSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate)];
  const prevSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate) - 1];
  let prevIndex;
  if (typeof prevSnap !== 'undefined') {
    prevIndex = slidesGrid.indexOf(prevSnap);
    if (prevIndex < 0) prevIndex = swiper.activeIndex - 1;
  }
  return swiper.slideTo(prevIndex, speed, runCallbacks, internal);
}
function slidePrev ( speed = this . params . speed , runCallbacks = true , internal ) { const swiper = this ; const { params , animating , snapGrid , slidesGrid , rtlTranslate , } = swiper ; if ( params . loop ) { if ( animating ) return false ; swiper . loopFix ( ) ; // eslint-disable-next-line swiper . _clientLeft = swiper . $wrapperEl [ 0 ] . clientLeft ; } const translate = rtlTranslate ? swiper . translate : - swiper . translate ; function normalize ( val ) { if ( val < 0 ) return - Math . floor ( Math . abs ( val ) ) ; return Math . floor ( val ) ; } const normalizedTranslate = normalize ( translate ) ; const normalizedSnapGrid = snapGrid . map ( val => normalize ( val ) ) ; const normalizedSlidesGrid = slidesGrid . map ( val => normalize ( val ) ) ; const currentSnap = snapGrid [ normalizedSnapGrid . indexOf ( normalizedTranslate ) ] ; const prevSnap = snapGrid [ normalizedSnapGrid . indexOf ( normalizedTranslate ) - 1 ] ; let prevIndex ; if ( typeof prevSnap !== 'undefined' ) { prevIndex = slidesGrid . indexOf ( prevSnap ) ; if ( prevIndex < 0 ) prevIndex = swiper . activeIndex - 1 ; } return swiper . slideTo ( prevIndex , speed , runCallbacks , internal ) ; }
/* eslint no-unused-vars: "off"
/ * eslint no - unused - vars : off