| [6a3a178] | 1 | {"version":3,"file":"index.js","sources":["src/browser.js"],"sourcesContent":["export default function cssHasPseudo(document) {\n\tconst observedItems = [];\n\n\t// document.createAttribute() doesn't support `:` in the name. innerHTML does\n\tconst attributeElement = document.createElement('x');\n\n\t// walk all stylesheets to collect observed css rules\n\t[].forEach.call(document.styleSheets, walkStyleSheet);\n\ttransformObservedItems();\n\n\t// observe DOM modifications that affect selectors\n\tconst mutationObserver = new MutationObserver(mutationsList => {\n\t\tmutationsList.forEach(mutation => {\n\t\t\t[].forEach.call(mutation.addedNodes || [], node => {\n\t\t\t\t// walk stylesheets to collect observed css rules\n\t\t\t\tif (node.nodeType === 1 && node.sheet) {\n\t\t\t\t\twalkStyleSheet(node.sheet);\n\t\t\t\t}\n\t\t\t});\n\n\t\t\t// transform observed css rules\n\t\t\tcleanupObservedCssRules();\n\t\t\ttransformObservedItems();\n\t\t});\n\t});\n\n\tmutationObserver.observe(document, { childList: true, subtree: true });\n\n\t// observe DOM events that affect pseudo-selectors\n\tdocument.addEventListener('focus', transformObservedItems, true);\n\tdocument.addEventListener('blur', transformObservedItems, true);\n\tdocument.addEventListener('input', transformObservedItems);\n\n\t// transform observed css rules\n\tfunction transformObservedItems() {\n\t\trequestAnimationFrame(() => {\n\t\t\tobservedItems.forEach(\n\t\t\t\titem => {\n\t\t\t\t\tconst nodes = [];\n\n\t\t\t\t\t[].forEach.call(\n\t\t\t\t\t\tdocument.querySelectorAll(item.scopeSelector),\n\t\t\t\t\t\telement => {\n\t\t\t\t\t\t\tconst nthChild = [].indexOf.call(element.parentNode.children, element) + 1;\n\t\t\t\t\t\t\tconst relativeSelectors = item.relativeSelectors.map(\n\t\t\t\t\t\t\t\trelativeSelector => item.scopeSelector + ':nth-child(' + nthChild + ') ' + relativeSelector\n\t\t\t\t\t\t\t).join();\n\n\t\t\t\t\t\t\t// find any relative :has element from the :scope element\n\t\t\t\t\t\t\tconst relativeElement = element.parentNode.querySelector(relativeSelectors);\n\n\t\t\t\t\t\t\tconst shouldElementMatch = item.isNot ? !relativeElement : relativeElement;\n\n\t\t\t\t\t\t\tif (shouldElementMatch) {\n\t\t\t\t\t\t\t\t// memorize the node\n\t\t\t\t\t\t\t\tnodes.push(element);\n\n\t\t\t\t\t\t\t\t// set an attribute with an irregular attribute name\n\t\t\t\t\t\t\t\t// document.createAttribute() doesn't support special characters\n\t\t\t\t\t\t\t\tattributeElement.innerHTML = '<x ' + item.attributeName + '>';\n\n\t\t\t\t\t\t\t\telement.setAttributeNode(attributeElement.children[0].attributes[0].cloneNode());\n\n\t\t\t\t\t\t\t\t// trigger a style refresh in IE and Edge\n\t\t\t\t\t\t\t\tdocument.documentElement.style.zoom = 1; document.documentElement.style.zoom = null;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t);\n\n\t\t\t\t\t// remove the encoded attribute from all nodes that no longer match them\n\t\t\t\t\titem.nodes.forEach(node => {\n\t\t\t\t\t\tif (nodes.indexOf(node) === -1) {\n\t\t\t\t\t\t\tnode.removeAttribute(item.attributeName);\n\n\t\t\t\t\t\t\t// trigger a style refresh in IE and Edge\n\t\t\t\t\t\t\tdocument.documentElement.style.zoom = 1; document.documentElement.style.zoom = null;\n\t\t\t\t\t\t}\n\t\t\t\t\t});\n\n\t\t\t\t\t// update the\n\t\t\t\t\titem.nodes = nodes;\n\t\t\t\t}\n\t\t\t);\n\t\t});\n\t}\n\n\t// remove any observed cssrules that no longer apply\n\tfunction cleanupObservedCssRules() {\n\t\t[].push.apply(\n\t\t\tobservedItems,\n\t\t\tobservedItems.splice(0).filter(\n\t\t\t\titem => item.rule.parentStyleSheet &&\n\t\t\t\t\titem.rule.parentStyleSheet.ownerNode &&\n\t\t\t\t\tdocument.documentElement.contains(item.rule.parentStyleSheet.ownerNode)\n\t\t\t)\n\t\t);\n\t}\n\n\t// walk a stylesheet to collect observed css rules\n\tfunction walkStyleSheet(styleSheet) {\n\t\ttry {\n\t\t\t// walk a css rule to collect observed css rules\n\t\t\t[].forEach.call(styleSheet.cssRules || [], rule => {\n\t\t\t\tif (rule.selectorText) {\n\t\t\t\t\t// decode the selector text in all browsers to:\n\t\t\t\t\t// [1] = :scope, [2] = :not(:has), [3] = :has relative, [4] = :scope relative\n\t\t\t\t\tconst selectors = decodeURIComponent(rule.selectorText.replace(/\\\\(.)/g, '$1')).match(/^(.*?)\\[:(not-)?has\\((.+?)\\)\\](.*?)$/);\n\n\t\t\t\t\tif (selectors) {\n\t\t\t\t\t\tconst attributeName = ':' + (selectors[2] ? 'not-' : '') + 'has(' +\n\t\t\t\t\t\t\t// encode a :has() pseudo selector as an attribute name\n\t\t\t\t\t\t\tencodeURIComponent(selectors[3]).replace(/%3A/g, ':').replace(/%5B/g, '[').replace(/%5D/g, ']').replace(/%2C/g, ',') +\n\t\t\t\t\t\t')';\n\n\t\t\t\t\t\tobservedItems.push({\n\t\t\t\t\t\t\trule,\n\t\t\t\t\t\t\tscopeSelector: selectors[1],\n\t\t\t\t\t\t\tisNot: selectors[2],\n\t\t\t\t\t\t\trelativeSelectors: selectors[3].split(/\\s*,\\s*/),\n\t\t\t\t\t\t\tattributeName,\n\t\t\t\t\t\t\tnodes: []\n\t\t\t\t\t\t});\n\t\t\t\t\t}\n\t\t\t\t} else {\n\t\t\t\t\twalkStyleSheet(rule);\n\t\t\t\t}\n\t\t\t});\n\t\t} catch (error) {\n\t\t\t/* do nothing and continue */\n\t\t}\n\t}\n}\n"],"names":["cssHasPseudo","document","observedItems","attributeElement","createElement","forEach","call","styleSheets","walkStyleSheet","transformObservedItems","mutationObserver","MutationObserver","mutationsList","mutation","addedNodes","node","nodeType","sheet","cleanupObservedCssRules","observe","childList","subtree","addEventListener","requestAnimationFrame","item","nodes","querySelectorAll","scopeSelector","element","nthChild","indexOf","parentNode","children","relativeSelectors","map","relativeSelector","join","relativeElement","querySelector","shouldElementMatch","isNot","push","innerHTML","attributeName","setAttributeNode","attributes","cloneNode","documentElement","style","zoom","removeAttribute","apply","splice","filter","rule","parentStyleSheet","ownerNode","contains","styleSheet","cssRules","selectorText","selectors","decodeURIComponent","replace","match","encodeURIComponent","split","error"],"mappings":";;AAAe,SAASA,YAAT,CAAsBC,QAAtB,EAAgC;QACxCC,aAAa,GAAG,EAAtB,CAD8C;;QAIxCC,gBAAgB,GAAGF,QAAQ,CAACG,aAAT,CAAuB,GAAvB,CAAzB,CAJ8C;;KAO3CC,OAAH,CAAWC,IAAX,CAAgBL,QAAQ,CAACM,WAAzB,EAAsCC,cAAtC;EACAC,sBAAsB,GARwB;;QAWxCC,gBAAgB,GAAG,IAAIC,gBAAJ,CAAqBC,aAAa,IAAI;IAC9DA,aAAa,CAACP,OAAd,CAAsBQ,QAAQ,IAAI;SAC9BR,OAAH,CAAWC,IAAX,CAAgBO,QAAQ,CAACC,UAAT,IAAuB,EAAvC,EAA2CC,IAAI,IAAI;;YAE9CA,IAAI,CAACC,QAAL,KAAkB,CAAlB,IAAuBD,IAAI,CAACE,KAAhC,EAAuC;UACtCT,cAAc,CAACO,IAAI,CAACE,KAAN,CAAd;;OAHF,EADiC;;MASjCC,uBAAuB;MACvBT,sBAAsB;KAVvB;GADwB,CAAzB;EAeAC,gBAAgB,CAACS,OAAjB,CAAyBlB,QAAzB,EAAmC;IAAEmB,SAAS,EAAE,IAAb;IAAmBC,OAAO,EAAE;GAA/D,EA1B8C;;EA6B9CpB,QAAQ,CAACqB,gBAAT,CAA0B,OAA1B,EAAmCb,sBAAnC,EAA2D,IAA3D;EACAR,QAAQ,CAACqB,gBAAT,CAA0B,MAA1B,EAAkCb,sBAAlC,EAA0D,IAA1D;EACAR,QAAQ,CAACqB,gBAAT,CAA0B,OAA1B,EAAmCb,sBAAnC,EA/B8C;;WAkCrCA,sBAAT,GAAkC;IACjCc,qBAAqB,CAAC,MAAM;MAC3BrB,aAAa,CAACG,OAAd,CACCmB,IAAI,IAAI;cACDC,KAAK,GAAG,EAAd;WAEGpB,OAAH,CAAWC,IAAX,CACCL,QAAQ,CAACyB,gBAAT,CAA0BF,IAAI,CAACG,aAA/B,CADD,EAECC,OAAO,IAAI;gBACJC,QAAQ,GAAG,GAAGC,OAAH,CAAWxB,IAAX,CAAgBsB,OAAO,CAACG,UAAR,CAAmBC,QAAnC,EAA6CJ,OAA7C,IAAwD,CAAzE;gBACMK,iBAAiB,GAAGT,IAAI,CAACS,iBAAL,CAAuBC,GAAvB,CACzBC,gBAAgB,IAAIX,IAAI,CAACG,aAAL,GAAqB,aAArB,GAAqCE,QAArC,GAAgD,IAAhD,GAAuDM,gBADlD,EAExBC,IAFwB,EAA1B,CAFU;;gBAOJC,eAAe,GAAGT,OAAO,CAACG,UAAR,CAAmBO,aAAnB,CAAiCL,iBAAjC,CAAxB;gBAEMM,kBAAkB,GAAGf,IAAI,CAACgB,KAAL,GAAa,CAACH,eAAd,GAAgCA,eAA3D;;cAEIE,kBAAJ,EAAwB;;YAEvBd,KAAK,CAACgB,IAAN,CAAWb,OAAX,EAFuB;;;YAMvBzB,gBAAgB,CAACuC,SAAjB,GAA6B,QAAQlB,IAAI,CAACmB,aAAb,GAA6B,GAA1D;YAEAf,OAAO,CAACgB,gBAAR,CAAyBzC,gBAAgB,CAAC6B,QAAjB,CAA0B,CAA1B,EAA6Ba,UAA7B,CAAwC,CAAxC,EAA2CC,SAA3C,EAAzB,EARuB;;YAWvB7C,QAAQ,CAAC8C,eAAT,CAAyBC,KAAzB,CAA+BC,IAA/B,GAAsC,CAAtC;YAAyChD,QAAQ,CAAC8C,eAAT,CAAyBC,KAAzB,CAA+BC,IAA/B,GAAsC,IAAtC;;SAxB5C,EAHO;;QAiCPzB,IAAI,CAACC,KAAL,CAAWpB,OAAX,CAAmBU,IAAI,IAAI;cACtBU,KAAK,CAACK,OAAN,CAAcf,IAAd,MAAwB,CAAC,CAA7B,EAAgC;YAC/BA,IAAI,CAACmC,eAAL,CAAqB1B,IAAI,CAACmB,aAA1B,EAD+B;;YAI/B1C,QAAQ,CAAC8C,eAAT,CAAyBC,KAAzB,CAA+BC,IAA/B,GAAsC,CAAtC;YAAyChD,QAAQ,CAAC8C,eAAT,CAAyBC,KAAzB,CAA+BC,IAA/B,GAAsC,IAAtC;;SAL3C,EAjCO;;QA2CPzB,IAAI,CAACC,KAAL,GAAaA,KAAb;OA5CF;KADoB,CAArB;GAnC6C;;;WAuFrCP,uBAAT,GAAmC;OAC/BuB,IAAH,CAAQU,KAAR,CACCjD,aADD,EAECA,aAAa,CAACkD,MAAd,CAAqB,CAArB,EAAwBC,MAAxB,CACC7B,IAAI,IAAIA,IAAI,CAAC8B,IAAL,CAAUC,gBAAV,IACP/B,IAAI,CAAC8B,IAAL,CAAUC,gBAAV,CAA2BC,SADpB,IAEPvD,QAAQ,CAAC8C,eAAT,CAAyBU,QAAzB,CAAkCjC,IAAI,CAAC8B,IAAL,CAAUC,gBAAV,CAA2BC,SAA7D,CAHF,CAFD;GAxF6C;;;WAmGrChD,cAAT,CAAwBkD,UAAxB,EAAoC;QAC/B;;SAEArD,OAAH,CAAWC,IAAX,CAAgBoD,UAAU,CAACC,QAAX,IAAuB,EAAvC,EAA2CL,IAAI,IAAI;YAC9CA,IAAI,CAACM,YAAT,EAAuB;;;gBAGhBC,SAAS,GAAGC,kBAAkB,CAACR,IAAI,CAACM,YAAL,CAAkBG,OAAlB,CAA0B,QAA1B,EAAoC,IAApC,CAAD,CAAlB,CAA8DC,KAA9D,CAAoE,sCAApE,CAAlB;;cAEIH,SAAJ,EAAe;kBACRlB,aAAa,GAAG,OAAOkB,SAAS,CAAC,CAAD,CAAT,GAAe,MAAf,GAAwB,EAA/B,IAAqC,MAArC;YAErBI,kBAAkB,CAACJ,SAAS,CAAC,CAAD,CAAV,CAAlB,CAAiCE,OAAjC,CAAyC,MAAzC,EAAiD,GAAjD,EAAsDA,OAAtD,CAA8D,MAA9D,EAAsE,GAAtE,EAA2EA,OAA3E,CAAmF,MAAnF,EAA2F,GAA3F,EAAgGA,OAAhG,CAAwG,MAAxG,EAAgH,GAAhH,CAFqB,GAGtB,GAHA;YAKA7D,aAAa,CAACuC,IAAd,CAAmB;cAClBa,IADkB;cAElB3B,aAAa,EAAEkC,SAAS,CAAC,CAAD,CAFN;cAGlBrB,KAAK,EAAEqB,SAAS,CAAC,CAAD,CAHE;cAIlB5B,iBAAiB,EAAE4B,SAAS,CAAC,CAAD,CAAT,CAAaK,KAAb,CAAmB,SAAnB,CAJD;cAKlBvB,aALkB;cAMlBlB,KAAK,EAAE;aANR;;SAXF,MAoBO;UACNjB,cAAc,CAAC8C,IAAD,CAAd;;OAtBF;KAFD,CA2BE,OAAOa,KAAP,EAAc;;;;;;;;"} |
|---|
