From d4d17bf43c44c59a854df71771a7b721ddac27c5 Mon Sep 17 00:00:00 2001 From: alexlamsl Date: Mon, 7 Mar 2016 17:36:53 +0800 Subject: [PATCH] handle tags with phrasing content model --- dist/htmlminifier.js | 12 +++++++++++- dist/htmlminifier.min.js | 2 +- src/htmlparser.js | 12 +++++++++++- tests/minifier.js | 40 ++++++++++++++++++++++++---------------- 4 files changed, 47 insertions(+), 19 deletions(-) diff --git a/dist/htmlminifier.js b/dist/htmlminifier.js index 1f55cc0..612309a 100644 --- a/dist/htmlminifier.js +++ b/dist/htmlminifier.js @@ -72,6 +72,10 @@ // Special Elements (can contain anything) var special = makeMap('script,style'); + // Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content + var phrasingOnly = makeMap('p,pre'); + var phrasing = makeMap('a,abbr,area,audio,b,bdi,bdo,br,button,canvas,cite,code,data,datalist,del,dfn,em,embed,i,iframe,img,input,ins,kbd,keygen,label,link,main,map,mark,math,menu,meter,nav,noscript,object,ol,output,p,picture,pre,progress,q,ruby,s,samp,script,section,select,small,span,strong,sub,sup,svg,table,template,textarea,time,u,ul,var,video,wbr'); + var reCache = {}; function startTagForHandler( handler ) { @@ -284,10 +288,16 @@ function parseStartTag( tag, tagName, rest, unary ) { var unarySlash = false; - while ( !handler.html5 && lastTag && inline[ lastTag ]) { + if (handler.html5 && lastTag && phrasingOnly[lastTag] && !phrasing[tagName]) { parseEndTag( '', lastTag ); } + if (!handler.html5) { + while (lastTag && inline[ lastTag ]) { + parseEndTag( '', lastTag ); + } + } + if ( closeSelf[ tagName ] && lastTag === tagName ) { parseEndTag( '', tagName ); } diff --git a/dist/htmlminifier.min.js b/dist/htmlminifier.min.js index 6203003..2626564 100644 --- a/dist/htmlminifier.min.js +++ 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d=b?"":"-->";a=g(a)?d+x(a,c)+e:c.removeComments?h(a,c)?"":"":d+a+e,c.removeOptionalTags&&a&&(L="",P=""),t.push(a)},doctype:function(a){t.push(c.useShortDoctype?"":b(a))},customAttrAssign:c.customAttrAssign,customAttrSurround:c.customAttrSurround}),c.removeOptionalTags&&(oa(L)&&k(),P&&!ra(P)&&l());var _=Q(t,c);return s&&(_=_.replace(new RegExp("(\\s*)"+s+"([0-9]+)(\\s*)","g"),function(a,b,d,f){var g=Y[+d];return c.collapseWhitespace?(" "!==b&&(g=b+g)," "!==f&&(g+=f),e(g,{preserveLineBreaks:c.preserveLineBreaks,conservativeCollapse:!0},/^\s/.test(g),/\s$/.test(g))):g})),r&&(_=_.replace(new RegExp(r+"([0-9]+)","g"),function(a,b){return X[+b]})),R("minified in: "+(Date.now()-W)+"ms"),_}function Q(a,b){var c,d=b.maxLineLength;if(d){for(var e,f=[],g="",h=0,i=a.length;i>h;h++)e=a[h],g.length+e.length\s*$/,style:/\s*-->\s*$/},ca=d("html,head,body,colgroup,tbody"),da=d("html,head,body,li,dt,dd,p,rb,rt,rtc,rp,optgroup,option,colgroup,caption,thead,tbody,tfoot,tr,td,th"),ea=d("meta,link,script,style,template,noscript"),fa=d("dt,dd"),ga=d("address,article,aside,blockquote,details,div,dl,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,hgroup,hr,main,menu,nav,ol,p,pre,section,table,ul"),ha=d("a,audio,del,ins,map,noscript,video"),ia=d("rb,rt,rtc,rp"),ja=d("rb,rtc,rp"),ka=d("option,optgroup"),la=d("tbody,tfoot"),ma=d("thead,tbody,tfoot"),na=d("td,th"),oa=d("html,head,body"),pa=d("html,body"),qa=d("head,colgroup,caption"),ra=d("dt,thead"),sa=d("a,abbr,acronym,address,applet,area,article,aside,audio,b,base,basefont,bdi,bdo,bgsound,big,blink,blockquote,body,br,button,canvas,caption,center,cite,code,col,colgroup,command,content,data,datalist,dd,del,details,dfn,dialog,dir,div,dl,dt,element,em,embed,fieldset,figcaption,figure,font,footer,form,frame,frameset,h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,i,iframe,image,img,input,ins,isindex,kbd,keygen,label,legend,li,link,listing,main,map,mark,marquee,menu,menuitem,meta,meter,multicol,nav,nobr,noembed,noframes,noscript,object,ol,optgroup,option,output,p,param,picture,plaintext,pre,progress,q,rp,rt,rtc,ruby,s,samp,script,section,select,shadow,small,source,spacer,span,strike,strong,style,sub,summary,sup,table,tbody,td,template,textarea,tfoot,th,thead,time,title,tr,track,tt,u,ul,var,video,wbr,xmp"),ta=new RegExp("^(?:class|id|style|title|lang|dir|on(?:focus|blur|change|click|dblclick|mouse(?:down|up|over|move|out)|key(?:press|down|up)))$");a.minify=function(a,b){return P(a,b)}}("undefined"==typeof exports?this:exports),function(a){"use strict";function b(a){return/^(?:big|small|hr|blink|marquee)$/.test(a)}function c(a){return/^(?:applet|basefont|center|dir|font|isindex|strike)$/.test(a)}function d(a){return/^on[a-z]+/.test(a)}function e(a){return"style"===a.toLowerCase()}function f(a,b){return"align"===b&&/^(?:caption|applet|iframe|img|imput|object|legend|table|hr|div|h[1-6]|p)$/.test(a)||"alink"===b&&"body"===a||"alt"===b&&"applet"===a||"archive"===b&&"applet"===a||"background"===b&&"body"===a||"bgcolor"===b&&/^(?:table|t[rdh]|body)$/.test(a)||"border"===b&&/^(?:img|object)$/.test(a)||"clear"===b&&"br"===a||"code"===b&&"applet"===a||"codebase"===b&&"applet"===a||"color"===b&&/^(?:base(?:font)?)$/.test(a)||"compact"===b&&/^(?:dir|[dou]l|menu)$/.test(a)||"face"===b&&/^base(?:font)?$/.test(a)||"height"===b&&/^(?:t[dh]|applet)$/.test(a)||"hspace"===b&&/^(?:applet|img|object)$/.test(a)||"language"===b&&"script"===a||"link"===b&&"body"===a||"name"===b&&"applet"===a||"noshade"===b&&"hr"===a||"nowrap"===b&&/^t[dh]$/.test(a)||"object"===b&&"applet"===a||"prompt"===b&&"isindex"===a||"size"===b&&/^(?:hr|font|basefont)$/.test(a)||"start"===b&&"ol"===a||"text"===b&&"body"===a||"type"===b&&/^(?:li|ol|ul)$/.test(a)||"value"===b&&"li"===a||"version"===b&&"html"===a||"vlink"===b&&"body"===a||"vspace"===b&&/^(?:applet|img|object)$/.test(a)||"width"===b&&/^(?:hr|td|th|applet|pre)$/.test(a)}function g(a,b){return"href"===a&&/^\s*javascript\s*:\s*void\s*(\s+0|\(\s*0\s*\))\s*$/i.test(b)}function h(){this.log=[],this._lastElement=null,this._isElementRepeated=!1}h.prototype.testElement=function(a){c(a)?this.log.push('Found deprecated <'+a+"> element"):b(a)?this.log.push('Found presentational <'+a+"> element"):this.checkRepeatingElement(a)},h.prototype.checkRepeatingElement=function(a){"br"===a&&"br"===this._lastElement?this._isElementRepeated=!0:this._isElementRepeated&&(this._reportRepeatingElement(),this._isElementRepeated=!1),this._lastElement=a},h.prototype._reportRepeatingElement=function(){this.log.push("Found <br> sequence. Try replacing it with styling.")},h.prototype.testAttribute=function(a,b,c){d(b)?this.log.push('Found event attribute ('+b+") on <"+a+"> element."):f(a,b)?this.log.push('Found deprecated '+b+" attribute on <"+a+"> element."):e(b)?this.log.push('Found style attribute on <'+a+"> element."):g(b,c)&&this.log.push('Found inaccessible attribute (on <'+a+"> element).")},h.prototype.testChars=function(a){this._lastElement="",/( \s*){2,}/.test(a)&&this.log.push("Found repeating &nbsp; sequence. Try replacing it with styling.")},h.prototype.test=function(a,b,c){this.testElement(a),this.testAttribute(a,b,c)},h.prototype.populate=function(a){if(this._isElementRepeated&&this._reportRepeatingElement(),this.log.length)if(a)a.innerHTML="
  1. "+this.log.join("
  2. ")+"
";else{var b=" - "+this.log.join("\n - ").replace(/(<([^>]+)>)/gi,"").replace(/</g,"<").replace(/>/g,">");console.log(b)}},a.HTMLLint=h}("undefined"==typeof exports?this:exports); \ No newline at end of file diff --git a/src/htmlparser.js b/src/htmlparser.js index 2368f5d..6c84c20 100644 --- a/src/htmlparser.js +++ b/src/htmlparser.js @@ -67,6 +67,10 @@ // Special Elements (can contain anything) var special = makeMap('script,style'); + // Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content + var phrasingOnly = makeMap('p,pre'); + var phrasing = makeMap('a,abbr,area,audio,b,bdi,bdo,br,button,canvas,cite,code,data,datalist,del,dfn,em,embed,i,iframe,img,input,ins,kbd,keygen,label,link,main,map,mark,math,menu,meter,nav,noscript,object,ol,output,p,picture,pre,progress,q,ruby,s,samp,script,section,select,small,span,strong,sub,sup,svg,table,template,textarea,time,u,ul,var,video,wbr'); + var reCache = {}; function startTagForHandler( handler ) { @@ -279,10 +283,16 @@ function parseStartTag( tag, tagName, rest, unary ) { var unarySlash = false; - while ( !handler.html5 && lastTag && inline[ lastTag ]) { + if (handler.html5 && lastTag && phrasingOnly[lastTag] && !phrasing[tagName]) { parseEndTag( '', lastTag ); } + if (!handler.html5) { + while (lastTag && inline[ lastTag ]) { + parseEndTag( '', lastTag ); + } + } + if ( closeSelf[ tagName ] && lastTag === tagName ) { parseEndTag( '', tagName ); } diff --git a/tests/minifier.js b/tests/minifier.js index b5dbc9e..82687e6 100644 --- a/tests/minifier.js +++ b/tests/minifier.js @@ -131,26 +131,26 @@ 'mark', 's', 'samp', 'small', 'span', 'strike', 'strong', 'sub', 'sup', 'time', 'tt', 'u', 'var' ].forEach(function(el) { - equal(minify('

foo <' + el + '>baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>baz bar

'); - equal(minify('

foo<' + el + '>bazbar

', { collapseWhitespace: true }), '

foo<' + el + '>bazbar

'); - equal(minify('

foo <' + el + '>bazbar

', { collapseWhitespace: true }), '

foo <' + el + '>bazbar

'); - equal(minify('

foo<' + el + '>baz bar

', { collapseWhitespace: true }), '

foo<' + el + '>baz bar

'); - equal(minify('

foo <' + el + '> baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>baz bar

'); - equal(minify('

foo<' + el + '> baz bar

', { collapseWhitespace: true }), '

foo<' + el + '> baz bar

'); - equal(minify('

foo <' + el + '> baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>baz bar

'); - equal(minify('

foo<' + el + '> baz bar

', { collapseWhitespace: true }), '

foo<' + el + '> baz bar

'); + equal(minify('
foo <' + el + '>baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>baz bar
'); + equal(minify('
foo<' + el + '>bazbar
', { collapseWhitespace: true }), '
foo<' + el + '>bazbar
'); + equal(minify('
foo <' + el + '>bazbar
', { collapseWhitespace: true }), '
foo <' + el + '>bazbar
'); + equal(minify('
foo<' + el + '>baz bar
', { collapseWhitespace: true }), '
foo<' + el + '>baz bar
'); + equal(minify('
foo <' + el + '> baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>baz bar
'); + equal(minify('
foo<' + el + '> baz bar
', { collapseWhitespace: true }), '
foo<' + el + '> baz bar
'); + equal(minify('
foo <' + el + '> baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>baz bar
'); + equal(minify('
foo<' + el + '> baz bar
', { collapseWhitespace: true }), '
foo<' + el + '> baz bar
'); }); [ 'bdi', 'bdo', 'button', 'cite', 'code', 'dfn', 'math', 'q', 'rt', 'rp', 'svg' ].forEach(function(el) { - equal(minify('

foo <' + el + '>baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>baz bar

'); - equal(minify('

foo<' + el + '>bazbar

', { collapseWhitespace: true }), '

foo<' + el + '>bazbar

'); - equal(minify('

foo <' + el + '>bazbar

', { collapseWhitespace: true }), '

foo <' + el + '>bazbar

'); - equal(minify('

foo<' + el + '>baz bar

', { collapseWhitespace: true }), '

foo<' + el + '>baz bar

'); - equal(minify('

foo <' + el + '> baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>baz bar

'); - equal(minify('

foo<' + el + '> baz bar

', { collapseWhitespace: true }), '

foo<' + el + '>bazbar

'); - equal(minify('

foo <' + el + '> baz bar

', { collapseWhitespace: true }), '

foo <' + el + '>bazbar

'); - equal(minify('

foo<' + el + '> baz bar

', { collapseWhitespace: true }), '

foo<' + el + '>baz bar

'); + equal(minify('
foo <' + el + '>baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>baz bar
'); + equal(minify('
foo<' + el + '>bazbar
', { collapseWhitespace: true }), '
foo<' + el + '>bazbar
'); + equal(minify('
foo <' + el + '>bazbar
', { collapseWhitespace: true }), '
foo <' + el + '>bazbar
'); + equal(minify('
foo<' + el + '>baz bar
', { collapseWhitespace: true }), '
foo<' + el + '>baz bar
'); + equal(minify('
foo <' + el + '> baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>baz bar
'); + equal(minify('
foo<' + el + '> baz bar
', { collapseWhitespace: true }), '
foo<' + el + '>bazbar
'); + equal(minify('
foo <' + el + '> baz bar
', { collapseWhitespace: true }), '
foo <' + el + '>bazbar
'); + equal(minify('
foo<' + el + '> baz bar
', { collapseWhitespace: true }), '
foo<' + el + '>baz bar
'); }); equal(minify('

foo bar

', { collapseWhitespace: true }), '

foo bar

'); equal(minify('

foobar

', { collapseWhitespace: true }), '

foobar

'); @@ -1164,6 +1164,14 @@ equal(minify(input, { html5: true }), minify(input)); }); + test('phrasing content', function() { + input = '

a

b
'; + output = '

a

b
'; + equal(minify(input, { html5: true }), output); + output = '

a

b

'; + equal(minify(input, { html5: false }), output); + }); + // https://github.com/kangax/html-minifier/issues/10 test('Ignore custom fragments', function() { var reFragments = [ /<\?[^\?]+\?>/, /<%[^%]+%>/, /\{\{[^\}]*\}\}/ ]; -- 2.34.1