!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.tinybind=e()}(this,function(){"use strict";var s=["prefix","templateDelimiters","rootInterface","preloadData","handler"],a=["binders","formatters","adapters"],n=/^'.*'$|^".*"$/;function e(t){var e=0,i=t;return n.test(t)?i=t.slice(1,-1):"true"===t?i=!0:"false"===t?i=!1:"null"===t?i=null:"undefined"===t?i=void 0:isNaN(t)?e=1:i=Number(t),{type:e,value:i}}function c(t,e){for(var i,n=t.length,r=0,s=0,a=e[0],o=e[1];s<n;){if((r=t.indexOf(a,s))<0){i&&i.push({type:0,value:t.slice(s)});break}if(i||(i=[]),0<r&&s<r&&i.push({type:0,value:t.slice(s,r)}),s=r+a.length,(r=t.indexOf(o,s))<0){var h=t.slice(s-o.length),c=i[i.length-1];c&&0===c.type?c.value+=h:i.push({type:0,value:h});break}var u=t.slice(s,r).trim();i.push({type:1,value:u}),s=r+o.length}return i}var o,h,i,b={binders:{},formatters:{},adapters:{},_prefix:"rv",_fullPrefix:"rv-",get prefix(){return this._prefix},set prefix(t){this._prefix=t,this._fullPrefix=t+"-"},parseTemplate:c,parseType:e,templateDelimiters:["{","}"],rootInterface:".",preloadData:!0,handler:function(t,e,i){this.call(t,e,i.view.models)},fallbackBinder:function(t,e){null!=e?t.setAttribute(this.type,e):t.removeAttribute(this.type)},configure:function(t){var n=this;t&&Object.keys(t).forEach(function(e){var i=t[e];-1<a.indexOf(e)?Object.keys(i).forEach(function(t){n[e][t]=i[t]}):n[e]=i})}};function u(t){return"object"==typeof t&&null!==t}function l(t,e,i){this.keypath=e,this.callback=i,this.objectPath=[],this.parse(),this.obj=this.getRootObject(t),u(this.target=this.realize())&&this.set(!0,this.key,this.target,this.callback)}l.updateOptions=function(t){o=t.adapters,h=Object.keys(o),i=t.rootInterface},l.tokenize=function(t,e){var i,n,r=[],s={i:e,path:""};for(i=0;i<t.length;i++)n=t.charAt(i),~h.indexOf(n)?(r.push(s),s={i:n,path:""}):s.path+=n;return r.push(s),r},l.prototype.parse=function(){var t,e;h.length||function(t){throw new Error("[Observer] "+t)}("Must define at least one adapter interface."),~h.indexOf(this.keypath[0])?(e=this.keypath[0],t=this.keypath.substr(1)):(e=i,t=this.keypath),this.tokens=l.tokenize(t,e),this.key=this.tokens.pop()},l.prototype.realize=function(){for(var t,e,i=this.obj,n=-1,r=0;r<this.tokens.length;r++)e=this.tokens[r],u(i)?(void 0!==this.objectPath[r]?i!==(t=this.objectPath[r])&&(this.set(!1,e,t,this),this.set(!0,e,i,this),this.objectPath[r]=i):(this.set(!0,e,i,this),this.objectPath[r]=i),i=this.get(e,i)):(-1===n&&(n=r),(t=this.objectPath[r])&&this.set(!1,e,t,this));return-1!==n&&this.objectPath.splice(n),i},l.prototype.sync=function(){var t,e,i;(t=this.realize())!==this.target?(u(this.target)&&this.set(!1,this.key,this.target,this.callback),u(t)&&this.set(!0,this.key,t,this.callback),e=this.value(),this.target=t,((i=this.value())!==e||i instanceof Function)&&this.callback.sync()):t instanceof 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o(t,e,i,n,r,s,a){f(this,o),this.view=t,this.el=e,this.type=i,this.keypath=n,this.binder=r,this.arg=s,this.formatters=a,this.formatterObservers={},this.model=void 0}return o.prototype.observe=function(t,e){return new l(t,e,this)},o.prototype.parseTarget=function(){if(this.keypath){var t=e(this.keypath);0===t.type?this.value=t.value:(this.observer=this.observe(this.view.models,this.keypath),this.model=this.observer.target)}else this.value=void 0},o.prototype.parseFormatterArguments=function(t,s){var a=this;return t.map(e).map(function(t,e){var i=t.type,n=t.value;if(0===i)return n;a.formatterObservers[s]||(a.formatterObservers[s]={});var r=a.formatterObservers[s][e];return r||(r=a.observe(a.view.models,n),a.formatterObservers[s][e]=r),r.value()})},o.prototype.formattedValue=function(t){var o=this;return this.formatters.reduce(function(t,e,i){var n=e.match(d),r=n.shift(),s=o.view.options.formatters[r],a=o.parseFormatterArguments(n,i);return s&&s.read instanceof 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s&&s.publish&&(t=s.publish.apply(s,[t].concat(a))),t},this.getValue(this.el));this.observer.setValue(t)}},o.prototype.bind=function(){this.parseTarget(),this.binder.hasOwnProperty("bind")&&this.binder.bind.call(this,this.el),this.view.options.preloadData&&this.sync()},o.prototype.unbind=function(){var i=this;this.binder.unbind&&this.binder.unbind.call(this,this.el),this.observer&&this.observer.unobserve(),Object.keys(this.formatterObservers).forEach(function(t){var e=i.formatterObservers[t];Object.keys(e).forEach(function(t){e[t].unobserve()})}),this.formatterObservers={}},o.prototype.update=function(){var t=0<arguments.length&&void 0!==arguments[0]?arguments[0]:{};this.observer&&(this.model=this.observer.target),this.binder.update&&this.binder.update.call(this,t)},o.prototype.getValue=function(t){return this.binder&&this.binder.getValue?this.binder.getValue.call(this,t):(i=[],"checkbox"===(e=t).type?e.checked:"select-multiple"===e.type?(e.options.forEach(function(t){t.selected&&i.push(t.value)}),i):e.value);var e,i},o}(),y={routine:function(t,e){t.data=null!=e?e:""}},m=/((?:'[^']*')*(?:(?:[^\|']*(?:'[^']*')+[^\|']*)+|[^\|]+))|^$/g,r=function t(e,i){var n=!1;if(3===i.nodeType){var r=c(i.data,b.templateDelimiters);if(r){for(var s=0;s<r.length;s++){var a=r[s],o=document.createTextNode(a.value);i.parentNode.insertBefore(o,i),1===a.type&&e.buildBinding(o,null,a.value,y,null)}i.parentNode.removeChild(i)}n=!0}else 1===i.nodeType&&(n=e.traverse(i));if(!n)for(var h=0;h<i.childNodes.length;h++)t(e,i.childNodes[h])},g=function(t,e){var i=t.binder&&t.binder.priority||0;return(e.binder&&e.binder.priority||0)-i},k=function(t){return t.trim()},O=function(){function n(t,e,i){f(this,n),t.jquery||t instanceof Array?this.els=t:this.els=[t],this.models=e,this.options=i,this.build()}return n.prototype.buildBinding=function(t,e,i,n,r){var s=i.match(m).map(k),a=s.shift();this.bindings.push(new v(this,t,e,a,n,r,s))},n.prototype.build=function(){this.bindings=[];var t,e=this.els,i=void 0;for(i=0,t=e.length;i<t;i++)r(this,e[i]);this.bindings.sort(g)},n.prototype.traverse=function(t){for(var e,i,n,r,s=b._fullPrefix,a="SCRIPT"===t.nodeName||"STYLE"===t.nodeName,o=t.attributes,h=[],c=this.options.starBinders,u=0,l=o.length;u<l;u++){var f=o[u];if(0===f.name.indexOf(s)){if(e=f.name.slice(s.length),r=void 0,!(i=this.options.binders[e]))for(var d=0;d<c.length;d++)if(n=c[d],e.slice(0,n.length-1)===n.slice(0,-1)){i=this.options.binders[n],r=e.slice(n.length-1);break}if(i||(i=b.fallbackBinder),i.block)return this.buildBinding(t,e,f.value,i,r),t.removeAttribute(f.name),!0;h.push({attr:f,binder:i,type:e,arg:r})}}for(var p=0;p<h.length;p++){var v=h[p];this.buildBinding(t,v.type,v.attr.value,v.binder,v.arg),t.removeAttribute(v.attr.name)}return a},n.prototype.bind=function(){this.bindings.forEach(function(t){t.bind()})},n.prototype.unbind=function(){this.bindings.forEach(function(t){t.unbind()})},n.prototype.sync=function(){this.bindings.forEach(function(t){t.sync()})},n.prototype.publish=function(){this.bindings.forEach(function(t){t.binder&&t.binder.publishes&&t.publish()})},n.prototype.update=function(){var e=this,i=0<arguments.length&&void 0!==arguments[0]?arguments[0]:{};Object.keys(i).forEach(function(t){e.models[t]=i[t]}),this.bindings.forEach(function(t){t.update&&t.update(i)})},n}(),w=["push","pop","shift","unshift","sort","reverse","splice"],t={counter:0,weakmap:{},weakReference:function(t){if(!t.hasOwnProperty("__rv")){var e=this.counter++;Object.defineProperty(t,"__rv",{value:e})}return this.weakmap[t.__rv]||(this.weakmap[t.__rv]={callbacks:{}}),this.weakmap[t.__rv]},cleanupWeakReference:function(t,e){Object.keys(t.callbacks).length||t.pointers&&Object.keys(t.pointers).length||delete 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i=Object.getOwnPropertyDescriptor(n,r);i&&(i.get||i.set||!i.configurable)||(s=n[r],Object.defineProperty(n,r,{enumerable:!0,get:function(){return s},set:function(t){if(t!==s){a.unobserveMutations(s,n.__rv,r),s=t;var e=a.weakmap[n.__rv];if(e){var i=e.callbacks[r];i&&i.forEach(function(t){t.sync()}),a.observeMutations(t,n.__rv,r)}}}}))}-1===e[r].indexOf(t)&&e[r].push(t),this.observeMutations(n[r],n.__rv,r)},unobserve:function(t,e,i){var n=this.weakmap[t.__rv];if(n){var r=n.callbacks[e];if(r){var s=r.indexOf(i);-1<s&&(r.splice(s,1),r.length||(delete n.callbacks[e],this.unobserveMutations(t[e],t.__rv,e))),this.cleanupWeakReference(n,t.__rv)}}},get:function(t,e){return t[e]},set:function(t,e,i){t[e]=i}},E=function(t){return null!=t?t.toString():void 0};function _(t,e,i){var n=t.el.cloneNode(!0),r=new O(n,e,t.view.options);return r.bind(),t.marker.parentNode.insertBefore(n,i),r}var j={"on-*":{function:!0,priority:1e3,unbind:function(t){this.handler&&t.removeEventListener(this.arg,this.handler)},routine:function(t,e){this.handler&&t.removeEventListener(this.arg,this.handler),this.handler=this.eventHandler(e),t.addEventListener(this.arg,this.handler)}},"each-*":{block:!0,priority:4e3,bind:function(t){this.marker?this.iterated.forEach(function(t){t.bind()}):(this.marker=document.createComment(" tinybind: "+this.type+" "),this.iterated=[],t.parentNode.insertBefore(this.marker,t),t.parentNode.removeChild(t))},unbind:function(t){this.iterated&&this.iterated.forEach(function(t){t.unbind()})},routine:function(t,e){var h=this,c=this.arg;e=e||[];var u=t.getAttribute("index-property")||"$index";e.forEach(function(t,e){var i={$parent:h.view.models};i[u]=e,i[c]=t;var n=h.iterated[e];if(n)if(n.models[c]!==t){for(var r=void 0,s=void 0,a=e+1;a<h.iterated.length;a++)if((s=h.iterated[a]).models[c]===t){r=a;break}void 0!==r?(h.iterated.splice(r,1),h.marker.parentNode.insertBefore(s.els[0],n.els[0]),s.models[u]=e):s=_(h,i,n.els[0]),h.iterated.splice(e,0,s)}else n.models[u]=e;else{var o=h.marker;h.iterated.length&&(o=h.iterated[h.iterated.length-1].els[0]),n=_(h,i,o.nextSibling),h.iterated.push(n)}}),this.iterated.length>e.length&&function(t,e){for(var i=0;i<t;i++)e()}(this.iterated.length-e.length,function(){var t=h.iterated.pop();t.unbind(),h.marker.parentNode.removeChild(t.els[0])}),"OPTION"===t.nodeName&&this.view.bindings.forEach(function(t){t.el===h.marker.parentNode&&"value"===t.type&&t.sync()})},update:function(e){var i=this,n={};Object.keys(e).forEach(function(t){t!==i.arg&&(n[t]=e[t])}),this.iterated.forEach(function(t){t.update(n)})}},"class-*":function(t,e){var i=" "+t.className+" ";!e==-1<i.indexOf(" "+this.arg+" ")&&(t.className=e?t.className+" "+this.arg:i.replace(" "+this.arg+" "," 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e=this;this.callback||(this.callback=function(){e.publish()}),t.addEventListener(this.event,this.callback)}},unbind:function(t){this.isRadio||t.removeEventListener(this.event,this.callback)},routine:function(t,e){if(this.isRadio)t.setAttribute("value",e);else if("select-multiple"===t.type){if(e instanceof Array)for(var i=0;i<t.length;i++){var n=t[i];n.selected=-1<e.indexOf(n.value)}}else E(e)!==E(t.value)&&(t.value=null!=e?e:"")}},if:{block:!0,priority:4e3,bind:function(t){this.marker?!1===this.bound&&this.nested&&this.nested.bind():(this.marker=document.createComment(" tinybind: "+this.type+" "+this.keypath+" "),this.attached=!1,t.parentNode.insertBefore(this.marker,t),t.parentNode.removeChild(t)),this.bound=!0},unbind:function(){this.nested&&(this.nested.unbind(),this.bound=!1)},routine:function(t,e){!!e!==this.attached&&(e?(this.nested||(this.nested=new O(t,this.view.models,this.view.options),this.nested.bind()),this.marker.parentNode.insertBefore(t,this.marker.nextSibling),this.attached=!0):(t.parentNode.removeChild(t),this.attached=!1))},update:function(t){this.nested&&this.nested.update(t)}}};return b.binders=j,b.adapters["."]=t,b.bind=function(t,e,i){var n={};e=e||{},i=i||{},a.forEach(function(e){n[e]=Object.create(null),i[e]&&Object.keys(i[e]).forEach(function(t){n[e][t]=i[e][t]}),Object.keys(b[e]).forEach(function(t){n[e][t]||(n[e][t]=b[e][t])})}),s.forEach(function(t){var e=i[t];n[t]=null!=e?e:b[t]}),n.starBinders=Object.keys(n.binders).filter(function(t){return 0<t.indexOf("*")}),l.updateOptions(n);var r=new O(t,e,n);return r.bind(),r},b.formatters.negate=b.formatters.not=function(t){return!t},b});
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