hogan.min.js
5.51 KB
/*
* Copyright 2011 Twitter, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/var HoganTemplate=function(){function a(a){this.text=a}function h(a){var h=String(a===null?"":a);return g.test(h)?h.replace(b,"&").replace(c,"<").replace(d,">").replace(e,"'").replace(f,"""):h}a.prototype={r:function(a,b){return""},v:h,render:function(a,b){return this.r(a,b)},rp:function(a,b,c,d){var e=c[a];return e?e.render(b,c):""},rs:function(a,b,c){var d="",e=a[a.length-1];if(!i(e))return d=c(a,b),d;for(var f=0;f<e.length;f++)a.push(e[f]),d+=c(a,b),a.pop();return d},s:function(a,b,c,d,e,f){if(i(a)&&a.length===0)return!1;!d&&typeof a=="function"&&(a=this.ls(a,b,c,e,f));var g=a===""||!!a;return!d&&g&&b&&b.push(typeof a=="object"?a:b[b.length-1]),g},d:function(a,b,c,d){if(a==="."&&i(b[b.length-2]))return b[b.length-1];var e=a.split("."),f=this.f(e[0],b,c,d),g=null;for(var h=1;h<e.length;h++)f&&typeof f=="object"&&e[h]in f?(g=f,f=f[e[h]]):f="";return d&&!f?!1:(!d&&typeof f=="function"&&(b.push(g),f=this.lv(f,b,c),b.pop()),f)},f:function(a,b,c,d){var e=!1,f=null,g=!1;for(var h=b.length-1;h>=0;h--){f=b[h];if(f&&typeof f=="object"&&a in f){e=f[a],g=!0;break}}return g?(!d&&typeof e=="function"&&(e=this.lv(e,b,c)),e):d?!1:""},ho:function(a,b,c,d){var e=a.call(b,d,function(a){return Hogan.compile(a).render(b)}),f=Hogan.compile(e.toString()).render(b,c);return this.b=f,!1},b:"",ls:function(a,b,c,d,e){var f=b[b.length-1];if(a.length>0)return this.ho(a,f,c,this.text.substring(d,e));var g=a.call(f);return typeof g=="function"?this.ho(g,f,c,this.text.substring(d,e)):g},lv:function(a,b,c){var d=b[b.length-1];return Hogan.compile(a.call(d).toString()).render(d,c)}};var b=/&/g,c=/</g,d=/>/g,e=/\'/g,f=/\"/g,g=/[&<>\"\']/,i=Array.isArray||function(a){return Object.prototype.toString.call(a)==="[object Array]"};return a}(),Hogan=function(){function a(a){function s(){l.length>0&&(m.push(new String(l)),l="")}function t(){var a=!0;for(var b=p;b<m.length;b++){a=m[b].tag&&d[m[b].tag]<d._v||!m[b].tag&&m[b].match(c)==null;if(!a)return!1}return a}function u(a,b){s();if(a&&t())for(var c=p;c<m.length;c++)m[c].tag||m.splice(c,1);else b||m.push({tag:"\n"});n=!1,p=m.length}function v(a,c){var d="="+r,e=a.indexOf(d,c),f=b(a.substring(a.indexOf("=",c)+1,e)).split(" ");return q=f[0],r=f[1],e+d.length-1}var f=a.length,g=0,h=1,i=2,j=g,k=null,l="",m=[],n=!1,o=0,p=0,q="{{",r="}}";for(o=0;o<f;o++)if(j==g)e(q,a,o)?(--o,s(),j=h):a[o]=="\n"?u(n):l+=a[o];else if(j==h){o+=q.length-1;var w=d[a[o+1]];k=w?a[o+1]:"_v",n=o,k=="="?(o=v(a,o),j=g):(w&&o++,j=i)}else e(r,a,o)?(o+=r.length-1,m.push({tag:k,n:b(l),i:k=="/"?n-1:o+1}),l="",j=g,k=="{"&&o++):l+=a[o];return u(n,!0),m}function b(a){return a.trim?a.trim():a.replace(/^\s*|\s*$/g,"")}function e(a,b,c){if(b[c]!=a[0])return!1;for(var d=1,e=a.length;d<e;d++)if(b[c+d]!=a[d])return!1;return!0}function f(a,b,c,d){var e=[],i=null,j=null;while(a.length>0){j=a.shift();if(j.tag=="#"||j.tag=="^"||g(j,d))c.push(j),j.nodes=f(a,j.tag,c,d),e.push(j);else{if(j.tag=="/"){if(c.length==0)throw new Error("Closing tag without opener: /"+j.n);i=c.pop();if(j.n!=i.n&&!h(j.n,i.n,d))throw new Error("Nesting error: "+i.n+" vs. "+j.n);return i.end=j.i,e}e.push(j)}}if(c.length>0)throw new Error("missing closing tag: "+c.pop().n);return e}function g(a,b){for(var c=0,d=b.length;c<d;c++)if(b[c].o==a.n)return a.tag="#",!0}function h(a,b,c){for(var d=0,e=c.length;d<e;d++)if(c[d].c==a&&c[d].o==b)return!0}function i(a,b,c){var d='var c = [cx];var b = "";var _ = this;'+p(a)+"return b;";if(c.asString)return"function(cx,p){"+d+";};";var e=new HoganTemplate(b);return e.r=new Function("cx","p",d),e}function n(a){return a.replace(m,"\\\\").replace(j,'\\"').replace(k,"\\n").replace(l,"\\r")}function o(a){return~a.indexOf(".")?"d":"f"}function p(a){var b="";for(var c=0,d=a.length;c<d;c++){var e=a[c].tag;e=="#"?b+=q(a[c].nodes,a[c].n,o(a[c].n),a[c].i,a[c].end):e=="^"?b+=r(a[c].nodes,a[c].n,o(a[c].n)):e=="<"||e==">"?b+=s(a[c].n):e=="{"||e=="&"?b+=t(a[c].n,o(a[c].n)):e=="\n"?b+=v("\n"):e=="_v"?b+=u(a[c].n,o(a[c].n)):e===undefined&&(b+=v(a[c]))}return b}function q(a,b,c,d,e){var f="if(_.s(_."+c+'("'+n(b)+'",c,p,1),';return f+="c,p,0,"+d+","+e+")){",f+="b += _.rs(c,p,",f+='function(c,p){ var b = "";',f+=p(a),f+="return b;});c.pop();}",f+='else{b += _.b; 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