zt.js

(function(root, factory) {
  if (typeof define === 'function' && define.amd) {
    define(zt);
  } else if (typeof exports === 'object') {
    module.exports = factory();
  } else {
    root.zt = factory();
  }
})(this, function() {
  var zt = function(tag) {
    return function(attrs) {
      var innards = Array.prototype.slice.call(arguments, 1),
          str = '<' + tag;

      if (typeof attrs === 'string') {
        innards.unshift(attrs);
      } else if (typeof attrs === 'object') {
        for (var prop in attrs) {
          str += ' ' + prop + '="' + attrs[prop] + '"';
        }
      }

      return str + '>' + innards.join('') + '</' + tag + '>';
    };
  };

  var wt = function(tag) {
    return function(attrs) {
      var str = '<' + tag;

      if (typeof attrs  === 'object') {
        for (var prop in attrs) {
          str += ' ' + prop + '="' + attrs[prop] + '"';
        }
      }

      return str +  '>';
    };
  };

  var tags = {
    a: false,
    abbr: false,
    address: false,
    area: true,
    article: false,
    aside: false,
    audio: false,
    b: false,
    base: true,
    bdi: false,
    bdo: false,
    big: false,
    blockquote: false,
    body: false,
    br: true,
    button: false,
    canvas: false,
    caption: false,
    cite: false,
    code: false,
    col: true,
    colgroup: false,
    data: false,
    datalist: false,
    dd: false,
    del: false,
    details: false,
    dfn: false,
    div: false,
    dl: false,
    dt: false,
    em: false,
    embed: true,
    fieldset: false,
    figcaption: false,
    figure: false,
    footer: false,
    form: false,
    h1: false,
    h2: false,
    h3: false,
    h4: false,
    h5: false,
    h6: false,
    head: false,
    header: false,
    hr: true,
    html: false,
    i: false,
    iframe: false,
    img: true,
    input: true,
    ins: false,
    kbd: false,
    keygen: true,
    label: false,
    legend: false,
    li: false,
    link: true,
    main: false,
    map: false,
    mark: false,
    menu: false,
    menuitem: false,
    meta: true,
    meter: false,
    nav: false,
    noscript: false,
    object: false,
    ol: false,
    optgroup: false,
    option: false,
    output: false,
    p: false,
    param: true,
    pre: false,
    progress: false,
    q: false,
    rp: false,
    rt: false,
    ruby: false,
    s: false,
    samp: false,
    script: false,
    section: false,
    select: false,
    small: false,
    source: true,
    span: false,
    strong: false,
    style: false,
    sub: false,
    summary: false,
    sup: false,
    table: false,
    tbody: false,
    td: false,
    textarea: false,
    tfoot: false,
    th: false,
    thead: false,
    time: false,
    title: false,
    tr: false,
    track: true,
    u: false,
    ul: false,
    'var': false,
    video: false,
    wbr: true,

    // SVG
    circle: false,
    defs: false,
    ellipse: false,
    g: false,
    line: false,
    linearGradient: false,
    mask: false,
    path: false,
    pattern: false,
    polygon: false,
    polyline: false,
    radialGradient: false,
    rect: false,
    stop: false,
    svg: false,
    text: false,
    tspan: false
  };

  for (var tag in tags) {
    if (tags[tag]) {
      tags[tag] = wt(tag);
    } else {
      tags[tag] = zt(tag);
    }
  }

  return tags;
});