/**
 * AnchorJS - v4.0.0 - 2017-06-02
 * https://github.com/bryanbraun/anchorjs
 * Copyright (c) 2017 Bryan Braun; Licensed MIT
 */
!(function (A, e) {
  'use strict'
  'function' == typeof define && define.amd
    ? define([], e)
    : 'object' == typeof module && module.exports
    ? (module.exports = e())
    : ((A.AnchorJS = e()), (A.anchors = new A.AnchorJS()))
})(this, function () {
  'use strict'
  function A(A) {
    function e(A) {
      ;(A.icon = A.hasOwnProperty('icon') ? A.icon : ''),
        (A.visible = A.hasOwnProperty('visible') ? A.visible : 'hover'),
        (A.placement = A.hasOwnProperty('placement') ? A.placement : 'right'),
        (A.class = A.hasOwnProperty('class') ? A.class : ''),
        (A.truncate = A.hasOwnProperty('truncate')
          ? Math.floor(A.truncate)
          : 64)
    }
    function t(A) {
      var e
      if ('string' == typeof A || A instanceof String)
        e = [].slice.call(document.querySelectorAll(A))
      else {
        if (!(Array.isArray(A) || A instanceof NodeList))
          throw new Error('The selector provided to AnchorJS was invalid.')
        e = [].slice.call(A)
      }
      return e
    }
    function n() {
      if (null === document.head.querySelector('style.anchorjs')) {
        var A,
          e = document.createElement('style')
        ;(e.className = 'anchorjs'),
          e.appendChild(document.createTextNode('')),
          void 0 ===
          (A = document.head.querySelector('[rel="stylesheet"], style'))
            ? document.head.appendChild(e)
            : document.head.insertBefore(e, A),
          e.sheet.insertRule(
            ' .anchorjs-link {   opacity: 0;   text-decoration: none;   -webkit-font-smoothing: antialiased;   -moz-osx-font-smoothing: grayscale; }',
            e.sheet.cssRules.length
          ),
          e.sheet.insertRule(
            ' *:hover > .anchorjs-link, .anchorjs-link:focus  {   opacity: 1; }',
            e.sheet.cssRules.length
          ),
          e.sheet.insertRule(
            ' [data-anchorjs-icon]::after {   content: attr(data-anchorjs-icon); }',
            e.sheet.cssRules.length
          ),
          e.sheet.insertRule(
            ' @font-face {   font-family: "anchorjs-icons";   src: url(data:n/a;base64,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) format("truetype"); }',
            e.sheet.cssRules.length
          )
      }
    }
    ;(this.options = A || {}),
      (this.elements = []),
      e(this.options),
      (this.isTouchDevice = function () {
        return !!(
          'ontouchstart' in window ||
          (window.DocumentTouch && document instanceof DocumentTouch)
        )
      }),
      (this.add = function (A) {
        var i,
          o,
          s,
          c,
          r,
          a,
          h,
          l,
          u,
          d,
          f,
          g,
          p = []
        if (
          (e(this.options),
          'touch' === (g = this.options.visible) &&
            (g = this.isTouchDevice() ? 'always' : 'hover'),
          A || (A = 'h2, h3, h4, h5, h6'),
          0 === (i = t(A)).length)
        )
          return this
        for (
          n(),
            o = document.querySelectorAll('[id]'),
            s = [].map.call(o, function (A) {
              return A.id
            }),
            r = 0;
          r < i.length;
          r++
        )
          if (this.hasAnchorJSLink(i[r])) p.push(r)
          else {
            if (i[r].hasAttribute('id')) c = i[r].getAttribute('id')
            else if (i[r].hasAttribute('data-anchor-id'))
              c = i[r].getAttribute('data-anchor-id')
            else {
              ;(u = l = this.urlify(i[r].textContent)), (h = 0)
              do {
                void 0 !== a && (u = l + '-' + h), (a = s.indexOf(u)), (h += 1)
              } while (-1 !== a)
              ;(a = void 0), s.push(u), i[r].setAttribute('id', u), (c = u)
            }
            ;(d = c.replace(/-/g, ' ')),
              ((f = document.createElement('a')).className =
                'anchorjs-link ' + this.options.class),
              (f.href = '#' + c),
              f.setAttribute('aria-label', 'Anchor link for: ' + d),
              f.setAttribute('data-anchorjs-icon', this.options.icon),
              'always' === g && (f.style.opacity = '1'),
              '' === this.options.icon &&
                ((f.style.font = '1em/1 anchorjs-icons'),
                'left' === this.options.placement &&
                  (f.style.lineHeight = 'inherit')),
              'left' === this.options.placement
                ? ((f.style.position = 'absolute'),
                  (f.style.marginLeft = '-1em'),
                  (f.style.paddingRight = '0.5em'),
                  i[r].insertBefore(f, i[r].firstChild))
                : ((f.style.paddingLeft = '0.375em'), i[r].appendChild(f))
          }
        for (r = 0; r < p.length; r++) i.splice(p[r] - r, 1)
        return (this.elements = this.elements.concat(i)), this
      }),
      (this.remove = function (A) {
        for (var e, n, i = t(A), o = 0; o < i.length; o++)
          (n = i[o].querySelector('.anchorjs-link')) &&
            (-1 !== (e = this.elements.indexOf(i[o])) &&
              this.elements.splice(e, 1),
            i[o].removeChild(n))
        return this
      }),
      (this.removeAll = function () {
        this.remove(this.elements)
      }),
      (this.urlify = function (A) {
        var t = /[& +$,:;=?@"#{}|^~[`%!'<>\]\.\/\(\)\*\\]/g
        return (
          this.options.truncate || e(this.options),
          A.trim()
            .replace(/\'/gi, '')
            .replace(t, '-')
            .replace(/-{2,}/g, '-')
            .substring(0, this.options.truncate)
            .replace(/^-+|-+$/gm, '')
            .toLowerCase()
        )
      }),
      (this.hasAnchorJSLink = function (A) {
        var e =
            A.firstChild &&
            (' ' + A.firstChild.className + ' ').indexOf(' anchorjs-link ') >
              -1,
          t =
            A.lastChild &&
            (' ' + A.lastChild.className + ' ').indexOf(' anchorjs-link ') > -1
        return e || t || !1
      })
  }
  return A
})