diff --git a/README.md b/README.md index 9396809..d8a9a35 100644 --- a/README.md +++ b/README.md @@ -3,3 +3,8 @@ * Textual representation * Generate a love shape * If the timing is successfully generated + +## Happy NewYear +* Connect the name with "=" in URL +* Snowflake effect +* bgm name is "Little lucky" diff --git a/love/1126238280.mp3 b/love/1126238280.mp3 new file mode 100644 index 0000000..9934e95 Binary files /dev/null and b/love/1126238280.mp3 differ diff --git a/love/favicon.ico b/love/favicon.ico new file mode 100644 index 0000000..881861f Binary files /dev/null and b/love/favicon.ico differ diff --git a/love/index.html b/love/index.html new file mode 100644 index 0000000..403a4ca --- /dev/null +++ b/love/index.html @@ -0,0 +1,227 @@ + + + + + + +title + + + + + + + + + + + + + + +
+
本页面采用HTML5编辑，目前您的浏览器无法显示，请换成谷歌(Chrome)或者火狐(Firefox)浏览器，或者其他游览器的最新版本。
+
+
+
love
+
+ time
+ dosomthing
+
+ time
+ something
+
+ time
+ something
+
+ time
+ something
+ By somebody +

+
+
+
fromsomethingto already.. +
+
+ +
+
+ + + + + + diff --git a/love/renxi/default.css b/love/renxi/default.css new file mode 100644 index 0000000..220cb51 --- /dev/null +++ b/love/renxi/default.css @@ -0,0 +1,15 @@ +body{margin:0;padding:0;background:#ffe;font-size:14px;font-family:'微软雅黑','宋体',sans-serif;color:#231F20;overflow:auto} +a {color:#000;font-size:14px;} +#main{width:100%;} +#wrap{position:relative;margin:0 auto;width:1100px;height:680px;margin-top:10px;} +#text{width:400px;height:425px;left:60px;top:80px;position:absolute;} +#code{display:none;font-size:16px;} +#clock-box {position:absolute;left:60px;top:550px;font-size:28px;display:none;} +#clock-box a {font-size:28px;text-decoration:none;} +#clock{margin-left:48px;} +#clock .digit {font-size:64px;} +#canvas{margin:0 auto;width:1100px;height:680px;} +#error{margin:0 auto;text-align:center;margin-top:60px;display:none;} +.hand{cursor:pointer;} +.say{margin-left:5px;} +.space{margin-right:150px;} diff --git a/love/renxi/functions.js b/love/renxi/functions.js new file mode 100644 index 0000000..19ffa78 --- /dev/null +++ b/love/renxi/functions.js @@ -0,0 +1,60 @@ +/* + * http://love.hackerzhou.me + */ + +// variables +var $win = $(window); +var clientWidth = $win.width(); +var clientHeight = $win.height(); + +$(window).resize(function() { + var newWidth = $win.width(); + var newHeight = $win.height(); + if (newWidth != clientWidth && newHeight != clientHeight) { + location.replace(location); + } +}); + +(function($) { + $.fn.typewriter = function() { + this.each(function() { + var $ele = $(this), str = $ele.html(), progress = 0; + $ele.html(''); + var timer = setInterval(function() { + var current = str.substr(progress, 1); + if (current == '<') { + progress = str.indexOf('>', progress) + 1; + } else { + progress++; + } + $ele.html(str.substring(0, progress) + (progress & 1 ? '_' : '')); + if (progress >= str.length) { + clearInterval(timer); + } + }, 75); + }); + return this; + }; +})(jQuery); + +function timeElapse(date){ + var current = Date(); + var seconds = (Date.parse(current) - Date.parse(date)) / 1000; + var days = Math.floor(seconds / (3600 * 24)); + seconds = seconds % (3600 * 24); + var hours = Math.floor(seconds / 3600); + if (hours < 10) { + hours = "0" + hours; + } + seconds = seconds % 3600; + var minutes = Math.floor(seconds / 60); + if (minutes < 10) { + minutes = "0" + minutes; + } + seconds = seconds % 60; + if (seconds < 10) { + seconds = "0" + seconds; + } + var result = "第 " + days + " 天 " + hours + " 小时 " + minutes + " 分钟 " + seconds + " 秒"; + $("#clock").html(result); +} diff --git a/love/renxi/jquery.min.js b/love/renxi/jquery.min.js new file mode 100644 index 0000000..198b3ff --- /dev/null +++ b/love/renxi/jquery.min.js @@ -0,0 +1,4 @@ +/*! jQuery v1.7.1 jquery.com | jquery.org/license */ +(function(a,b){function cy(a){return f.isWindow(a)?a:a.nodeType===9?a.defaultView||a.parentWindow:!1}function cv(a){if(!ck[a]){var b=c.body,d=f("<"+a+">").appendTo(b),e=d.css("display");d.remove();if(e==="none"||e===""){cl||(cl=c.createElement("iframe"),cl.frameBorder=cl.width=cl.height=0),b.appendChild(cl);if(!cm||!cl.createElement)cm=(cl.contentWindow||cl.contentDocument).document,cm.write((c.compatMode==="CSS1Compat"?"":"")+""),cm.close();d=cm.createElement(a),cm.body.appendChild(d),e=f.css(d,"display"),b.removeChild(cl)}ck[a]=e}return ck[a]}function cu(a,b){var c={};f.each(cq.concat.apply([],cq.slice(0,b)),function(){c[this]=a});return c}function ct(){cr=b}function cs(){setTimeout(ct,0);return cr=f.now()}function cj(){try{return new a.ActiveXObject("Microsoft.XMLHTTP")}catch(b){}}function ci(){try{return new a.XMLHttpRequest}catch(b){}}function cc(a,c){a.dataFilter&&(c=a.dataFilter(c,a.dataType));var d=a.dataTypes,e={},g,h,i=d.length,j,k=d[0],l,m,n,o,p;for(g=1;g0){if(c!=="border")for(;g=0===c})}function S(a){return!a||!a.parentNode||a.parentNode.nodeType===11}function K(){return!0}function J(){return!1}function n(a,b,c){var d=b+"defer",e=b+"queue",g=b+"mark",h=f._data(a,d);h&&(c==="queue"||!f._data(a,e))&&(c==="mark"||!f._data(a,g))&&setTimeout(function(){!f._data(a,e)&&!f._data(a,g)&&(f.removeData(a,d,!0),h.fire())},0)}function m(a){for(var b in a){if(b==="data"&&f.isEmptyObject(a[b]))continue;if(b!=="toJSON")return!1}return!0}function l(a,c,d){if(d===b&&a.nodeType===1){var e="data-"+c.replace(k,"-$1").toLowerCase();d=a.getAttribute(e);if(typeof d=="string"){try{d=d==="true"?!0:d==="false"?!1:d==="null"?null:f.isNumeric(d)?parseFloat(d):j.test(d)?f.parseJSON(d):d}catch(g){}f.data(a,c,d)}else d=b}return d}function h(a){var b=g[a]={},c,d;a=a.split(/\s+/);for(c=0,d=a.length;c)[^>]*$|#([\w\-]*)$)/,j=/\S/,k=/^\s+/,l=/\s+$/,m=/^<(\w+)\s*\/?>(?:<\/\1>)?$/,n=/^[\],:{}\s]*$/,o=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,p=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,q=/(?:^|:|,)(?:\s*\[)+/g,r=/(webkit)[ \/]([\w.]+)/,s=/(opera)(?:.*version)?[ \/]([\w.]+)/,t=/(msie) ([\w.]+)/,u=/(mozilla)(?:.*? rv:([\w.]+))?/,v=/-([a-z]|[0-9])/ig,w=/^-ms-/,x=function(a,b){return(b+"").toUpperCase()},y=d.userAgent,z,A,B,C=Object.prototype.toString,D=Object.prototype.hasOwnProperty,E=Array.prototype.push,F=Array.prototype.slice,G=String.prototype.trim,H=Array.prototype.indexOf,I={};e.fn=e.prototype={constructor:e,init:function(a,d,f){var g,h,j,k;if(!a)return this;if(a.nodeType){this.context=this[0]=a,this.length=1;return this}if(a==="body"&&!d&&c.body){this.context=c,this[0]=c.body,this.selector=a,this.length=1;return this}if(typeof a=="string"){a.charAt(0)!=="<"||a.charAt(a.length-1)!==">"||a.length<3?g=i.exec(a):g=[null,a,null];if(g&&(g[1]||!d)){if(g[1]){d=d instanceof e?d[0]:d,k=d?d.ownerDocument||d:c,j=m.exec(a),j?e.isPlainObject(d)?(a=[c.createElement(j[1])],e.fn.attr.call(a,d,!0)):a=[k.createElement(j[1])]:(j=e.buildFragment([g[1]],[k]),a=(j.cacheable?e.clone(j.fragment):j.fragment).childNodes);return e.merge(this,a)}h=c.getElementById(g[2]);if(h&&h.parentNode){if(h.id!==g[2])return f.find(a);this.length=1,this[0]=h}this.context=c,this.selector=a;return this}return!d||d.jquery?(d||f).find(a):this.constructor(d).find(a)}if(e.isFunction(a))return f.ready(a);a.selector!==b&&(this.selector=a.selector,this.context=a.context);return e.makeArray(a,this)},selector:"",jquery:"1.7.1",length:0,size:function(){return this.length},toArray:function(){return F.call(this,0)},get:function(a){return a==null?this.toArray():a<0?this[this.length+a]:this[a]},pushStack:function(a,b,c){var d=this.constructor();e.isArray(a)?E.apply(d,a):e.merge(d,a),d.prevObject=this,d.context=this.context,b==="find"?d.selector=this.selector+(this.selector?" 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d;try{d=b.call(c,a.result)}catch(h){e("throw",h);return}d.next(c,e)}};a.status=="ready"?(a.addEventListener("complete",d),a.start()):a.status=="running"?a.addEventListener("complete",d):d(a)}}}};for(var g in b.BuilderBase.prototype)h.prototype[g]=b.BuilderBase.prototype[g];if(!b.Async)b.Async={};g=b.Async;g.CancellationToken=d;g.CanceledError=k;g.Task=e;g.AsyncBuilder=h;if(!b.builders)b.builders={};b.binders.async="$await";b.builders.async=new h; +b.modules.async=!0}},m=typeof define==="function"&&!define.amd,n=typeof require==="function"&&typeof define==="function"&&define.amd;if(typeof require==="function"&&typeof module!=="undefined"&&module.exports)module.exports.init=function(b){if(!b.modules.builderbase){if(typeof __dirname==="string")try{require.paths.unshift(__dirname)}catch(d){try{module.paths.unshift(__dirname)}catch(e){}}require("jscex-builderbase").init(b)}j(b)};else if(m)define("jscex-async",["jscex-builderbase"],function(b,d, +e){e.exports.init=function(d){d.modules.builderbase||b("jscex-builderbase").init(d);j(d)}});else if(n)define("jscex-async",["jscex-builderbase"],function(b){return{init:function(d){d.modules.builderbase||b.init(d);j(d)}}});else{if(typeof Jscex==="undefined")throw Error('Missing the root object, please load "jscex" module first.');if(!Jscex.modules.builderbase)throw Error('Missing essential components, please initialize "builderbase" module first.');j(Jscex)}})(); diff --git a/love/renxi/jscex-builderbase.min.js b/love/renxi/jscex-builderbase.min.js new file mode 100644 index 0000000..715be3b --- /dev/null +++ b/love/renxi/jscex-builderbase.min.js @@ -0,0 +1,4 @@ +(function(){var j=function(){};j.prototype={Loop:function(b,c,a,d){return{next:function(e,i){var f=function(b){a.next(e,function(a,e){if(a=="normal"||a=="continue")g(b);else if(a=="throw"||a=="return")i(a,e);else if(a=="break")i("normal");else throw Error('Invalid type for "Loop": '+a);})},g=function(a){try{c&&!a&&c.call(e),!b||b.call(e)?f(!1):i("normal")}catch(d){i("throw",d)}};d?f(!0):g(!0)}}},Delay:function(b){return{next:function(c,a){try{b.call(c).next(c,a)}catch(d){a("throw",d)}}}},Combine:function(b, +c){return{next:function(a,d){b.next(a,function(b,i,f){if(b=="normal")try{c.next(a,d)}catch(g){d("throw",g)}else d(b,i,f)})}}},Return:function(b){return{next:function(c,a){a("return",b)}}},Normal:function(){return{next:function(b,c){c("normal")}}},Break:function(){return{next:function(b,c){c("break")}}},Continue:function(){return{next:function(b,c){c("continue")}}},Throw:function(b){return{next:function(c,a){a("throw",b)}}},Try:function(b,c,a){return{next:function(d,e){b.next(d,function(b,f,g){if(b!= +"throw"||!c)a?a.next(d,function(a,c,d){a=="normal"?e(b,f,g):e(a,c,d)}):e(b,f,g);else if(c){var h;try{h=c.call(d,f)}catch(j){a?a.next(d,function(a,b,c){a=="normal"?e("throw",j):e(a,b,c)}):e("throw",j)}h&&h.next(d,function(b,c,f){b=="throw"?a?a.next(d,function(a,d,g){a=="normal"?e(b,c,f):e(a,d,g)}):e(b,c,f):a?a.next(d,function(a,d,g){a=="normal"?e(b,c,f):e(a,d,g)}):e(b,c,f)})}else a.next(d,function(a,c,d){a=="normal"?e(b,f,g):e(a,c,d)})})}}}};var h=function(b){if(!b.modules)b.modules={};if(!b.modules.builderbase)b.modules.builderbase= +!0,b.BuilderBase=j},k=typeof define==="function"&&!define.amd,l=typeof require==="function"&&typeof define==="function"&&define.amd;if(typeof require==="function"&&typeof module!=="undefined"&&module.exports)module.exports.init=h;else if(k)define("jscex-builderbase",function(b,c,a){a.exports.init=h});else if(l)define("jscex-builderbase",function(){return{init:h}});else{if(typeof Jscex==="undefined")throw Error('Missing the root object, please load "jscex" module first.');h(Jscex)}})(); diff --git a/love/renxi/jscex-jit.js b/love/renxi/jscex-jit.js new file mode 100644 index 0000000..693fa57 --- /dev/null +++ b/love/renxi/jscex-jit.js @@ -0,0 +1,1406 @@ +(function () { + + var codeGenerator = (typeof eval("(function () {})") == "function") ? + function (code) { return code; } : + function (code) { return "false || " + code; }; + + // support string type only. + var stringify = (typeof JSON !== "undefined" && JSON.stringify) ? + function (s) { return JSON.stringify(s); } : + (function () { + // Implementation comes from JSON2 (http://www.json.org/js.html) + + var escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; + + var meta = { // table of character substitutions + '\b': '\\b', + '\t': '\\t', + '\n': '\\n', + '\f': '\\f', + '\r': '\\r', + '"' : '\\"', + '\\': '\\\\' + } + + return function (s) { + // If the string contains no control characters, no quote characters, and no + // backslash characters, then we can safely slap some quotes around it. + // Otherwise we must also replace the offending characters with safe escape + // sequences. + + escapable.lastIndex = 0; + return escapable.test(s) ? '"' + s.replace(escapable, function (a) { + var c = meta[a]; + return typeof c === 's' ? c : + '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); + }) + '"' : '"' + s + '"'; + }; + })(); + + // seed defined in global + if (typeof __jscex__tempVarSeed === "undefined") { + __jscex__tempVarSeed = 0; + } + + var init = function (root) { + + if (root.modules["jit"]) { + return; + } + + function JscexTreeGenerator(binder) { + this._binder = binder; + this._root = null; + } + JscexTreeGenerator.prototype = { + + generate: function (ast) { + + var params = ast[2], statements = ast[3]; + + this._root = { type: "delay", stmts: [] }; + + this._visitStatements(statements, this._root.stmts); + + return this._root; + }, + + _getBindInfo: function (stmt) { + + var type = stmt[0]; + if (type == "stat") { + var expr = stmt[1]; + if (expr[0] == "call") { + var callee = expr[1]; + if (callee[0] == "name" && callee[1] == this._binder && expr[2].length == 1) { + return { + expression: expr[2][0], + argName: "", + assignee: null + }; + } + } else if (expr[0] == "assign") { + var assignee = expr[2]; + expr = expr[3]; + if (expr[0] == "call") { + var callee = expr[1]; + if (callee[0] == "name" && callee[1] == this._binder && expr[2].length == 1) { + return { + expression: expr[2][0], + argName: "$$_result_$$", + assignee: assignee + }; + } + } + } + } else if (type == "var") { + var defs = stmt[1]; + if (defs.length == 1) { + var item = defs[0]; + var name = item[0]; + var expr = item[1]; + if (expr && expr[0] == "call") { + var callee = expr[1]; + if (callee[0] == "name" && callee[1] == this._binder && expr[2].length == 1) { + return { + expression: expr[2][0], + argName: name, + assignee: null + }; + } + } + } + } else if (type == "return") { + var expr = stmt[1]; + if (expr && expr[0] == "call") { + var callee = expr[1]; + if (callee[0] == "name" && callee[1] == this._binder && expr[2].length == 1) { + return { + expression: expr[2][0], + argName: "$$_result_$$", + assignee: "return" + }; + } + } + } + + return null; + }, + + _visitStatements: function (statements, stmts, index) { + if (arguments.length <= 2) index = 0; + + if (index >= statements.length) { + stmts.push({ type: "normal" }); + return this; + } + + var currStmt = statements[index]; + var bindInfo = this._getBindInfo(currStmt); + + if (bindInfo) { + var bindStmt = { type: "bind", info: bindInfo }; + stmts.push(bindStmt); + + if (bindInfo.assignee != "return") { + bindStmt.stmts = []; + this._visitStatements(statements, bindStmt.stmts, index + 1); + } + + } else { + var type = currStmt[0]; + if (type == "return" || type == "break" || type == "continue" || type == "throw") { + + stmts.push({ type: type, stmt: currStmt }); + + } else if (type == "if" || type == "try" || type == "for" || type == "do" + || type == "while" || type == "switch" || type == "for-in") { + + var newStmt = this._visit(currStmt); + + if (newStmt.type == "raw") { + stmts.push(newStmt); + this._visitStatements(statements, stmts, index + 1); + } else { + var isLast = (index == statements.length - 1); + if (isLast) { + stmts.push(newStmt); + } else { + + var combineStmt = { + type: "combine", + first: { type: "delay", stmts: [newStmt] }, + second: { type: "delay", stmts: [] } + }; + stmts.push(combineStmt); + + this._visitStatements(statements, combineStmt.second.stmts, index + 1); + } + } + + } else { + + stmts.push({ type: "raw", stmt: currStmt }); + + this._visitStatements(statements, stmts, index + 1); + } + } + + return this; + }, + + _visit: function (ast) { + + var type = ast[0]; + + function throwUnsupportedError() { + throw new Error('"' + type + '" is not currently supported.'); + } + + var visitor = this._visitors[type]; + + if (visitor) { + return visitor.call(this, ast); + } else { + throwUnsupportedError(); + } + }, + + _visitBody: function (ast, stmts) { + if (ast[0] == "block") { + this._visitStatements(ast[1], stmts); + } else { + this._visitStatements([ast], stmts); + } + }, + + _noBinding: function (stmts) { + switch (stmts[stmts.length - 1].type) { + case "normal": + case "return": + case "break": + case "throw": + case "continue": + return true; + } + + return false; + }, + + _collectCaseStatements: function (cases, index) { + var res = []; + + for (var i = index; i < cases.length; i++) { + var rawStmts = cases[i][1]; + for (var j = 0; j < rawStmts.length; j++) { + if (rawStmts[j][0] == "break") { + return res + } + + res.push(rawStmts[j]); + } + } + + return res; + }, + + _visitors: { + + "for": function (ast) { + + var bodyStmts = []; + var body = ast[4]; + this._visitBody(body, bodyStmts); + + if (this._noBinding(bodyStmts)) { + return { type: "raw", stmt: ast }; + } + + var delayStmt = { type: "delay", stmts: [] }; + + var setup = ast[1]; + if (setup) { + delayStmt.stmts.push({ type: "raw", stmt: setup }); + } + + var loopStmt = { type: "loop", bodyFirst: false, bodyStmt: { type: "delay", stmts: bodyStmts } }; + delayStmt.stmts.push(loopStmt); + + var condition = ast[2]; + if (condition) { + loopStmt.condition = condition; + } + + var update = ast[3]; + if (update) { + loopStmt.update = update; + } + + return delayStmt; + }, + + "for-in": function (ast) { + + var body = ast[4]; + + var bodyStmts = []; + this._visitBody(body, bodyStmts); + + if (this._noBinding(bodyStmts)) { + return { type: "raw", stmt: ast }; + } + + var id = (__jscex__tempVarSeed++); + var keysVar = "$$_keys_$$_" + id; + var indexVar = "$$_index_$$_" + id; + // var memVar = "$$_mem_$$_" + id; + + var delayStmt = { type: "delay", stmts: [] }; + + // var members = Jscex._forInKeys(obj); + var keysAst = root.parse("var " + keysVar + " = Jscex._forInKeys(obj);")[1][0]; + keysAst[1][0][1][2][0] = ast[3]; // replace obj with real AST; + delayStmt.stmts.push({ type: "raw", stmt: keysAst }); + + /* + // var members = []; + delayStmt.stmts.push({ + type: "raw", + stmt: uglifyJS.parse("var " + membersVar + " = [];")[1][0] + }); + + // for (var mem in obj) members.push(mem); + var keysAst = uglifyJS.parse("for (var " + memVar +" in obj) " + membersVar + ".push(" + memVar + ");")[1][0]; + keysAst[3] = ast[3]; // replace the "obj" with real AST. + delayStmt.stmts.push({ type : "raw", stmt: keysAst}); + */ + + // var index = 0; + delayStmt.stmts.push({ + type: "raw", + stmt: root.parse("var " + indexVar + " = 0;")[1][0] + }); + + // index < members.length + var condition = root.parse(indexVar + " < " + keysVar + ".length")[1][0][1]; + + // index++ + var update = root.parse(indexVar + "++")[1][0][1]; + + var loopStmt = { + type: "loop", + bodyFirst: false, + update: update, + condition: condition, + bodyStmt: { type: "delay", stmts: [] } + }; + delayStmt.stmts.push(loopStmt); + + var varName = ast[2][1]; // ast[2] == ["name", m] + if (ast[1][0] == "var") { + loopStmt.bodyStmt.stmts.push({ + type: "raw", + stmt: root.parse("var " + varName + " = " + keysVar + "[" + indexVar + "];")[1][0] + }); + } else { + loopStmt.bodyStmt.stmts.push({ + type: "raw", + stmt: root.parse(varName + " = " + keysVar + "[" + indexVar + "];")[1][0] + }); + } + + this._visitBody(body, loopStmt.bodyStmt.stmts); + + return delayStmt; + }, + + "while": function (ast) { + + var bodyStmts = []; + var body = ast[2]; + this._visitBody(body, bodyStmts); + + if (this._noBinding(bodyStmts)) { + return { type: "raw", stmt: ast } + } + + var loopStmt = { type: "loop", bodyFirst: false, bodyStmt: { type: "delay", stmts: bodyStmts } }; + + var condition = ast[1]; + loopStmt.condition = condition; + + return loopStmt; + }, + + "do": function (ast) { + + var bodyStmts = []; + var body = ast[2]; + this._visitBody(body, bodyStmts); + + if (this._noBinding(bodyStmts)) { + return { type: "raw", stmt: ast }; + } + + var loopStmt = { type: "loop", bodyFirst: true, bodyStmt: { type: "delay", stmts: bodyStmts } }; + + var condition = ast[1]; + loopStmt.condition = condition; + + return loopStmt; + }, + + "switch": function (ast) { + var noBinding = true; + + var switchStmt = { type: "switch", item: ast[1], caseStmts: [] }; + + var cases = ast[2]; + for (var i = 0; i < cases.length; i++) { + var caseStmt = { item: cases[i][0], stmts: [] }; + switchStmt.caseStmts.push(caseStmt); + + var statements = this._collectCaseStatements(cases, i); + this._visitStatements(statements, caseStmt.stmts); + noBinding = noBinding && this._noBinding(caseStmt.stmts); + } + + if (noBinding) { + return { type: "raw", stmt: ast }; + } else { + return switchStmt; + } + }, + + "if": function (ast) { + + var noBinding = true; + + var ifStmt = { type: "if", conditionStmts: [] }; + + var currAst = ast; + while (true) { + var condition = currAst[1]; + var condStmt = { cond: condition, stmts: [] }; + ifStmt.conditionStmts.push(condStmt); + + var thenPart = currAst[2]; + this._visitBody(thenPart, condStmt.stmts); + + noBinding = noBinding && this._noBinding(condStmt.stmts); + + var elsePart = currAst[3]; + if (elsePart && elsePart[0] == "if") { + currAst = elsePart; + } else { + break; + } + } + + var elsePart = currAst[3]; + if (elsePart) { + ifStmt.elseStmts = []; + + this._visitBody(elsePart, ifStmt.elseStmts); + + noBinding = noBinding && this._noBinding(ifStmt.elseStmts); + } + + if (noBinding) { + return { type: "raw", stmt: ast }; + } else { + return ifStmt; + } + }, + + "try": function (ast, stmts) { + + var bodyStmts = []; + var bodyStatements = ast[1]; + this._visitStatements(bodyStatements, bodyStmts); + + var noBinding = this._noBinding(bodyStmts) + + var tryStmt = { type: "try", bodyStmt: { type: "delay", stmts: bodyStmts } }; + + var catchClause = ast[2]; + if (catchClause) { + var exVar = catchClause[0]; + tryStmt.exVar = exVar; + tryStmt.catchStmts = []; + + this._visitStatements(catchClause[1], tryStmt.catchStmts); + + noBinding = noBinding && this._noBinding(tryStmt.catchStmts); + } + + var finallyStatements = ast[3]; + if (finallyStatements) { + tryStmt.finallyStmt = { type: "delay", stmts: [] }; + + this._visitStatements(finallyStatements, tryStmt.finallyStmt.stmts); + + noBinding = noBinding && this._noBinding(tryStmt.finallyStmt.stmts); + } + + if (noBinding) { + return { type: "raw", stmt: ast }; + } else { + return tryStmt; + } + } + } + } + + function CodeGenerator(builderName, binder, indent) { + this._builderName = builderName; + this._binder = binder; + this._normalMode = false; + this._indent = indent; + this._indentLevel = 0; + this._builderVar = "$$_builder_$$_" + (__jscex__tempVarSeed++); + } + CodeGenerator.prototype = { + _write: function (s) { + this._buffer.push(s); + return this; + }, + + _writeLine: function (s) { + this._write(s)._write("\n"); + return this; + }, + + _writeIndents: function () { + for (var i = 0; i < this._indent; i++) { + this._write(" "); + } + + for (var i = 0; i < this._indentLevel; i++) { + this._write(" "); + } + return this; + }, + + generate: function (params, jscexAst) { + this._buffer = []; + + this._writeLine("(function (" + params.join(", ") + ") {"); + this._indentLevel++; + + this._writeIndents() + ._writeLine("var " + this._builderVar + " = Jscex.builders[" + stringify(this._builderName) + "];"); + + this._writeIndents() + ._writeLine("return " + this._builderVar + ".Start(this,"); + this._indentLevel++; + + this._pos = { }; + + this._writeIndents() + ._visitJscex(jscexAst) + ._writeLine(); + this._indentLevel--; + + this._writeIndents() + ._writeLine(");"); + this._indentLevel--; + + this._writeIndents() + ._write("})"); + + return this._buffer.join(""); + }, + + _visitJscex: function (ast) { + this._jscexVisitors[ast.type].call(this, ast); + return this; + }, + + _visitRaw: function (ast) { + var type = ast[0]; + + function throwUnsupportedError() { + throw new Error('"' + type + '" is not currently supported.'); + } + + var visitor = this._rawVisitors[type]; + + if (visitor) { + visitor.call(this, ast); + } else { + throwUnsupportedError(); + } + + return this; + }, + + _visitJscexStatements: function (statements) { + for (var i = 0; i < statements.length; i++) { + var stmt = statements[i]; + + if (stmt.type == "raw" || stmt.type == "if" || stmt.type == "switch") { + this._writeIndents() + ._visitJscex(stmt)._writeLine(); + } else if (stmt.type == "delay") { + this._visitJscexStatements(stmt.stmts); + } else { + this._writeIndents() + ._write("return ")._visitJscex(stmt)._writeLine(";"); + } + } + }, + + _visitRawStatements: function (statements) { + for (var i = 0; i < statements.length; i++) { + var s = statements[i]; + + this._writeIndents() + ._visitRaw(s)._writeLine(); + + switch (s[0]) { + case "break": + case "return": + case "continue": + case "throw": + return; + } + } + }, + + _visitRawBody: function (body) { + if (body[0] == "block") { + this._visitRaw(body); + } else { + this._writeLine(); + this._indentLevel++; + + this._writeIndents() + ._visitRaw(body); + this._indentLevel--; + } + + return this; + }, + + _visitRawFunction: function (ast) { + var funcName = ast[1] || ""; + var args = ast[2]; + var statements = ast[3]; + + this._writeLine("function " + funcName + "(" + args.join(", ") + ") {") + this._indentLevel++; + + var currInFunction = this._pos.inFunction; + this._pos.inFunction = true; + + this._visitRawStatements(statements); + this._indentLevel--; + + this._pos.inFunction = currInFunction; + + this._writeIndents() + ._write("}"); + }, + + _jscexVisitors: { + "delay": function (ast) { + if (ast.stmts.length == 1) { + var subStmt = ast.stmts[0]; + switch (subStmt.type) { + case "delay": + case "combine": + case "normal": + case "break": + case "continue": + case "loop": + case "try": + this._visitJscex(subStmt); + return; + case "return": + if (!subStmt.stmt[1]) { + this._visitJscex(subStmt); + return; + } + } + } + + this._writeLine(this._builderVar + ".Delay(function () {"); + this._indentLevel++; + + this._visitJscexStatements(ast.stmts); + this._indentLevel--; + + this._writeIndents() + ._write("})"); + }, + + "combine": function (ast) { + this._writeLine(this._builderVar + ".Combine("); + this._indentLevel++; + + this._writeIndents() + ._visitJscex(ast.first)._writeLine(","); + this._writeIndents() + ._visitJscex(ast.second)._writeLine(); + this._indentLevel--; + + this._writeIndents() + ._write(")"); + }, + + "loop": function (ast) { + this._writeLine(this._builderVar + ".Loop("); + this._indentLevel++; + + if (ast.condition) { + this._writeIndents() + ._writeLine("function () {"); + this._indentLevel++; + + this._writeIndents() + ._write("return ")._visitRaw(ast.condition)._writeLine(";"); 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+ this._write(op); + if (op == "typeof") { + this._write("(")._visitRaw(item)._write(")"); + } else { + this._visitRaw(item); + } + }, + + "assign": function (ast) { + var op = ast[1]; + var name = ast[2]; + var value = ast[3]; + + this._visitRaw(name); + if ((typeof op) == "string") { + this._write(" " + op + "= "); + } else { + this._write(" = "); + } + this._visitRaw(value); + }, + + "stat": function (ast) { + this._visitRaw(ast[1])._write(";"); + }, + + "dot": function (ast) { + function needBracket() { + var leftOp = ast[1][0]; + return !(leftOp == "dot" || leftOp == "name"); + } + + if (needBracket()) { + this._write("(")._visitRaw(ast[1])._write(").")._write(ast[2]); + } else { + this._visitRaw(ast[1])._write(".")._write(ast[2]); + } + }, + + "new": function (ast) { + var ctor = ast[1]; + + this._write("new ")._visitRaw(ctor)._write("("); + + var args = ast[2]; + for (var i = 0, len = args.length; i < len; i++) { + this._visitRaw(args[i]); + if (i < len - 1) this._write(", "); + } + + this._write(")"); + }, + + "call": function (ast) { + + if (_isJscexPattern(ast)) { + var indent = this._indent + this._indentLevel * 4; + var newCode = _compileJscexPattern(ast, indent); + this._write(newCode); + } else { + + var invalidBind = (ast[1][0] == "name") && (ast[1][1] == this._binder); + if (invalidBind) { + this._pos = { inFunction: true }; + this._buffer = []; + } + + this._visitRaw(ast[1])._write("("); + + var args = ast[2]; + for (var i = 0; i < args.length; i++) { + this._visitRaw(args[i]); + if (i < args.length - 1) this._write(", "); + } + + this._write(")"); + + if (invalidBind) { + throw ("Invalid bind operation: " + this._buffer.join("")); + } + } + }, + + "name": function (ast) { + this._write(ast[1]); + }, + + "object": function (ast) { + var items = ast[1]; + if (items.length <= 0) { + this._write("{ }"); + } else { + this._writeLine("{"); + this._indentLevel++; + + for (var i = 0; i < items.length; i++) { + this._writeIndents() + ._write(stringify(items[i][0]) + ": ") + ._visitRaw(items[i][1]); + + if (i < items.length - 1) { + this._writeLine(","); + } else { + this._writeLine(""); + } + } + + this._indentLevel--; + this._writeIndents()._write("}"); + } + }, + + "array": function (ast) { + this._write("["); + + var items = ast[1]; + for (var i = 0; i < items.length; i++) { + this._visitRaw(items[i]); + if (i < items.length - 1) this._write(", "); + } + + this._write("]"); + }, + + "num": function (ast) { + this._write(ast[1]); + }, + + "regexp": function (ast) { + this._write("/" + ast[1] + "/" + ast[2]); + }, + + "string": function (ast) { + this._write(stringify(ast[1])); + }, + + "function": function (ast) { + this._visitRawFunction(ast); + }, + + "defun": function (ast) { + this._visitRawFunction(ast); + }, + + "return": function (ast) { + if (this._pos.inFunction) { + this._write("return"); + var value = ast[1]; + if (value) this._write(" ")._visitRaw(value); + this._write(";"); + } else { + this._write("return ")._visitJscex({ type: "return", stmt: ast })._write(";"); + } + }, + + "for": function (ast) { + this._write("for ("); + + var setup = ast[1]; + if (setup) { + this._visitRaw(setup); + if (setup[0] != "var") { + this._write("; "); + } else { + this._write(" "); + } + } else { + this._write("; "); + } + + var condition = ast[2]; + if (condition) this._visitRaw(condition); + this._write("; "); + + var update = ast[3]; + if (update) this._visitRaw(update); + this._write(") "); + + var currInLoop = this._pos.inLoop; + this._pos.inLoop = true; + + var body = ast[4]; + this._visitRawBody(body); + + this._pos.inLoop = currInLoop; + }, + + "for-in": function (ast) { + this._write("for ("); + + var declare = ast[1]; + if (declare[0] == "var") { // declare == ["var", [["m"]]] + this._write("var " + declare[1][0][0]); + } else { + this._visitRaw(declare); + } + + this._write(" in ")._visitRaw(ast[3])._write(") "); + + var body = ast[4]; + this._visitRawBody(body); + }, + + "block": function (ast) { + this._writeLine("{") + this._indentLevel++; + + this._visitRawStatements(ast[1]); + this._indentLevel--; + + this._writeIndents() + ._write("}"); + }, + + "while": function (ast) { + var condition = ast[1]; + var body = ast[2]; + + var currInLoop = this._pos.inLoop + this._pos.inLoop = true; + + this._write("while (")._visitRaw(condition)._write(") ")._visitRawBody(body); + + this._pos.inLoop = currInLoop; + }, + + "do": function (ast) { + var condition = ast[1]; + var body = ast[2]; + + var currInLoop = this._pos.inLoop; + this._pos.inLoop = true; + + this._write("do ")._visitRawBody(body); + + this._pos.inLoop = currInLoop; + + if (body[0] == "block") { + this._write(" "); + } else { + this._writeLine()._writeIndents(); + } + + this._write("while (")._visitRaw(condition)._write(");"); + }, + + "if": function (ast) { + var condition = ast[1]; + var thenPart = ast[2]; + + this._write("if (")._visitRaw(condition)._write(") ")._visitRawBody(thenPart); + + var elsePart = ast[3]; + if (elsePart) { + if (thenPart[0] == "block") { + this._write(" "); + } else { + this._writeLine("") + ._writeIndents(); + } + + if (elsePart[0] == "if") { + this._write("else ")._visitRaw(elsePart); + } else { + this._write("else ")._visitRawBody(elsePart); + } + } + }, + + "break": function (ast) { + if (this._pos.inLoop || this._pos.inSwitch) { + this._write("break;"); + } else { + this._write("return ")._visitJscex({ type: "break", stmt: ast })._write(";"); + } + }, + + "continue": function (ast) { + if (this._pos.inLoop) { + this._write("continue;"); + } else { + this._write("return ")._visitJscex({ type: "continue", stmt: ast })._write(";"); + } + }, + + "throw": function (ast) { + var pos = this._pos; + if (pos.inTry || pos.inFunction) { + this._write("throw ")._visitRaw(ast[1])._write(";"); + } else { + this._write("return ")._visitJscex({ type: "throw", stmt: ast })._write(";"); + } + }, + + "conditional": function (ast) { + this._write("(")._visitRaw(ast[1])._write(") ? (")._visitRaw(ast[2])._write(") : (")._visitRaw(ast[3])._write(")"); + }, + + "try": function (ast) { + + this._writeLine("try {"); + this._indentLevel++; + + var currInTry = this._pos.inTry; + this._pos.inTry = true; + + this._visitRawStatements(ast[1]); + this._indentLevel--; + + this._pos.inTry = currInTry; + + var catchClause = ast[2]; + var finallyStatements = ast[3]; + + if (catchClause) { + this._writeIndents() + ._writeLine("} catch (" + catchClause[0] + ") {") + this._indentLevel++; + + this._visitRawStatements(catchClause[1]); + this._indentLevel--; + } + + if (finallyStatements) { + this._writeIndents() + ._writeLine("} finally {"); + this._indentLevel++; + + this._visitRawStatements(finallyStatements); + this._indentLevel--; + } + + this._writeIndents() + ._write("}"); + }, + + "switch": function (ast) { + this._write("switch (")._visitRaw(ast[1])._writeLine(") {"); + this._indentLevel++; + + var currInSwitch = this._pos.inSwitch; + this._pos.inSwitch = true; + + var cases = ast[2]; + for (var i = 0; i < cases.length; i++) { + var c = cases[i]; + this._writeIndents(); + + if (c[0]) { + this._write("case ")._visitRaw(c[0])._writeLine(":"); + } else { + this._writeLine("default:"); + } + this._indentLevel++; + + this._visitRawStatements(c[1]); + this._indentLevel--; + } + this._indentLevel--; + + this._pos.inSwitch = currInSwitch; + + this._writeIndents() + ._write("}"); + } + } + } + + function _isJscexPattern(ast) { + if (ast[0] != "call") return false; + + var evalName = ast[1]; + if (evalName[0] != "name" || evalName[1] != "eval") return false; + + var compileCall = ast[2][0]; + if (!compileCall || compileCall[0] != "call") return false; + + var compileMethod = compileCall[1]; + if (!compileMethod || compileMethod[0] != "dot" || compileMethod[2] != "compile") return false; + + var jscexName = compileMethod[1]; + if (!jscexName || jscexName[0] != "name" || jscexName[1] != "Jscex") return false; + + var builder = compileCall[2][0]; + if (!builder || builder[0] != "string") return false; + + var func = compileCall[2][1]; + if (!func || func[0] != "function") return false; + + return true; + } + + function _compileJscexPattern(ast, indent) { + + var builderName = ast[2][0][2][0][1]; + var funcAst = ast[2][0][2][1]; + var binder = root.binders[builderName]; + + var jscexTreeGenerator = new JscexTreeGenerator(binder); + var jscexAst = jscexTreeGenerator.generate(funcAst); + + var codeGenerator = new CodeGenerator(builderName, binder, indent); + var newCode = codeGenerator.generate(funcAst[2], jscexAst); + + return newCode; + } + + function compile(builderName, func) { + + var funcCode = func.toString(); + var evalCode = "eval(Jscex.compile(" + stringify(builderName) + ", " + funcCode + "))" + var evalCodeAst = root.parse(evalCode); + + // [ "toplevel", [ [ "stat", [ "call", ... ] ] ] ] + var evalAst = evalCodeAst[1][0][1]; + var newCode = _compileJscexPattern(evalAst, 0); + + root.logger.debug(funcCode + "\n\n>>>\n\n" + newCode); + + return codeGenerator(newCode); + }; + + root.compile = compile; + + root.modules["jit"] = true; + } + + var isCommonJS = (typeof require !== "undefined" && typeof module !== "undefined" && module.exports); + var isAmd = (typeof define !== "undefined" && define.amd); + + if (isCommonJS) { + module.exports.init = function (root) { + if (!root.modules["parser"]) { + require("./jscex-parser").init(root); + }; + + init(root); + } + } else if (isAmd) { + define("jscex-jit", ["jscex-parser"], function (parser) { + return { + init: function (root) { + if (!root.modules["parser"]) { + parser.init(root); + } + + init(root); + } + }; + }); + } else { + if (typeof Jscex === "undefined") { + throw new Error('Missing root object, please load "jscex" module first.'); + } + + if (!Jscex.modules["parser"]) { + throw new Error('Missing essential components, please initialize "parser" module first.'); + } + + init(Jscex); + } + +})(); diff --git a/love/renxi/jscex-parser.js b/love/renxi/jscex-parser.js new file mode 100644 index 0000000..7af171d --- /dev/null +++ b/love/renxi/jscex-parser.js @@ -0,0 +1,1352 @@ +/*********************************************************************** + + A JavaScript tokenizer / parser / beautifier / compressor. + + This version is suitable for Node.js. With minimal changes (the + exports stuff) it should work on any JS platform. + + This file contains the tokenizer/parser. It is a port to JavaScript + of parse-js [1], a JavaScript parser library written in Common Lisp + by Marijn Haverbeke. Thank you Marijn! + + [1] http://marijn.haverbeke.nl/parse-js/ + + Exported functions: + + - tokenizer(code) -- returns a function. Call the returned + function to fetch the next token. + + - parse(code) -- returns an AST of the given JavaScript code. + + -------------------------------- (C) --------------------------------- + + Author: Mihai Bazon + + http://mihai.bazon.net/blog + + Distributed under the BSD license: + + Copyright 2010 (c) Mihai Bazon + Based on parse-js (http://marijn.haverbeke.nl/parse-js/). + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + * Redistributions of source code must retain the above + copyright notice, this list of conditions and the following + disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials + provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY + EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, + OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF + THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + SUCH DAMAGE. + + ***********************************************************************/ + +(function () { + +/* -----[ Tokenizer (constants) ]----- */ + +var KEYWORDS = array_to_hash([ + "break", + "case", + "catch", + "const", + "continue", + "default", + "delete", + "do", + "else", + "finally", + "for", + "function", + "if", + "in", + "instanceof", + "new", + "return", + "switch", + "throw", + "try", + "typeof", + "var", + "void", + "while", + "with" +]); + +var RESERVED_WORDS = array_to_hash([ + "abstract", + "boolean", + "byte", + "char", + "class", + "debugger", + "double", + "enum", + "export", + "extends", + "final", + "float", + "goto", + "implements", + "import", + "int", + "interface", + "long", + "native", + "package", + "private", + "protected", + "public", + "short", + "static", + "super", + "synchronized", + "throws", + "transient", + "volatile" +]); + +var KEYWORDS_BEFORE_EXPRESSION = array_to_hash([ + "return", + "new", + "delete", + "throw", + "else", + "case" +]); + +var KEYWORDS_ATOM = array_to_hash([ + "false", + "null", + "true", + "undefined" +]); + +var OPERATOR_CHARS = array_to_hash(characters("+-*&%=<>!?|~^")); + +var RE_HEX_NUMBER = /^0x[0-9a-f]+$/i; +var RE_OCT_NUMBER = /^0[0-7]+$/; +var RE_DEC_NUMBER = /^\d*\.?\d*(?:e[+-]?\d*(?:\d\.?|\.?\d)\d*)?$/i; + +var OPERATORS = array_to_hash([ + "in", + "instanceof", + "typeof", + "new", + "void", + "delete", + "++", + "--", + "+", + "-", + "!", + "~", + "&", + "|", + "^", + "*", + "/", + "%", + ">>", + "<<", + ">>>", + "<", + ">", + "<=", + ">=", + "==", + "===", + "!=", + "!==", + "?", + "=", + "+=", + "-=", + "/=", + "*=", + "%=", + ">>=", + "<<=", + ">>>=", + "|=", + "^=", + "&=", + "&&", + "||" +]); + +var WHITESPACE_CHARS = array_to_hash(characters(" \n\r\t\u200b")); + +var PUNC_BEFORE_EXPRESSION = array_to_hash(characters("[{}(,.;:")); + +var PUNC_CHARS = array_to_hash(characters("[]{}(),;:")); + +var REGEXP_MODIFIERS = array_to_hash(characters("gmsiy")); + +/* -----[ Tokenizer ]----- */ + +// regexps adapted from http://xregexp.com/plugins/#unicode +var UNICODE = { + letter: new 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+ non_spacing_mark: new 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+ space_combining_mark: new RegExp("[\\u0903\\u093E-\\u0940\\u0949-\\u094C\\u094E\\u0982\\u0983\\u09BE-\\u09C0\\u09C7\\u09C8\\u09CB\\u09CC\\u09D7\\u0A03\\u0A3E-\\u0A40\\u0A83\\u0ABE-\\u0AC0\\u0AC9\\u0ACB\\u0ACC\\u0B02\\u0B03\\u0B3E\\u0B40\\u0B47\\u0B48\\u0B4B\\u0B4C\\u0B57\\u0BBE\\u0BBF\\u0BC1\\u0BC2\\u0BC6-\\u0BC8\\u0BCA-\\u0BCC\\u0BD7\\u0C01-\\u0C03\\u0C41-\\u0C44\\u0C82\\u0C83\\u0CBE\\u0CC0-\\u0CC4\\u0CC7\\u0CC8\\u0CCA\\u0CCB\\u0CD5\\u0CD6\\u0D02\\u0D03\\u0D3E-\\u0D40\\u0D46-\\u0D48\\u0D4A-\\u0D4C\\u0D57\\u0D82\\u0D83\\u0DCF-\\u0DD1\\u0DD8-\\u0DDF\\u0DF2\\u0DF3\\u0F3E\\u0F3F\\u0F7F\\u102B\\u102C\\u1031\\u1038\\u103B\\u103C\\u1056\\u1057\\u1062-\\u1064\\u1067-\\u106D\\u1083\\u1084\\u1087-\\u108C\\u108F\\u109A-\\u109C\\u17B6\\u17BE-\\u17C5\\u17C7\\u17C8\\u1923-\\u1926\\u1929-\\u192B\\u1930\\u1931\\u1933-\\u1938\\u19B0-\\u19C0\\u19C8\\u19C9\\u1A19-\\u1A1B\\u1A55\\u1A57\\u1A61\\u1A63\\u1A64\\u1A6D-\\u1A72\\u1B04\\u1B35\\u1B3B\\u1B3D-\\u1B41\\u1B43\\u1B44\\u1B82\\u1BA1\\u1BA6\\u1BA7\\u1BAA\\u1C24-\\u1C2B\\u1C34\\u1C35\\u1CE1\\u1CF2\\uA823\\uA824\\uA827\\uA880\\uA881\\uA8B4-\\uA8C3\\uA952\\uA953\\uA983\\uA9B4\\uA9B5\\uA9BA\\uA9BB\\uA9BD-\\uA9C0\\uAA2F\\uAA30\\uAA33\\uAA34\\uAA4D\\uAA7B\\uABE3\\uABE4\\uABE6\\uABE7\\uABE9\\uABEA\\uABEC]"), + connector_punctuation: new RegExp("[\\u005F\\u203F\\u2040\\u2054\\uFE33\\uFE34\\uFE4D-\\uFE4F\\uFF3F]") +}; + +function is_letter(ch) { + return UNICODE.letter.test(ch); +}; + +function is_digit(ch) { + ch = ch.charCodeAt(0); + return ch >= 48 && ch <= 57; //XXX: find out if "UnicodeDigit" means something else than 0..9 +}; + +function is_alphanumeric_char(ch) { + return is_digit(ch) || is_letter(ch); +}; + +function is_unicode_combining_mark(ch) { + return UNICODE.non_spacing_mark.test(ch) || UNICODE.space_combining_mark.test(ch); +}; + +function is_unicode_connector_punctuation(ch) { + return UNICODE.connector_punctuation.test(ch); +}; + +function is_identifier_start(ch) { + return ch == "$" || ch == "_" || is_letter(ch); +}; + +function is_identifier_char(ch) { + return is_identifier_start(ch) + || is_unicode_combining_mark(ch) + || is_digit(ch) + || is_unicode_connector_punctuation(ch) + || ch == "\u200c" // zero-width non-joiner + || ch == "\u200d" // zero-width joiner (in my ECMA-262 PDF, this is also 200c) + ; +}; + +function parse_js_number(num) { + if (RE_HEX_NUMBER.test(num)) { + return parseInt(num.substr(2), 16); + } else if (RE_OCT_NUMBER.test(num)) { + return parseInt(num.substr(1), 8); + } else if (RE_DEC_NUMBER.test(num)) { + return parseFloat(num); + } +}; + +function JS_Parse_Error(message, line, col, pos) { + this.message = message; + this.line = line; + this.col = col; + this.pos = pos; + try { + ({})(); + } catch(ex) { + this.stack = ex.stack; + }; +}; + +JS_Parse_Error.prototype.toString = function() { + return this.message + " (line: " + this.line + ", col: " + this.col + ", pos: " + this.pos + ")" + "\n\n" + this.stack; +}; + +function js_error(message, line, col, pos) { + throw new JS_Parse_Error(message, line, col, pos); +}; + +function is_token(token, type, val) { + return token.type == type && (val == null || token.value == val); +}; + +var EX_EOF = {}; + +function tokenizer($TEXT) { + + var S = { + text : $TEXT.replace(/\r\n?|[\n\u2028\u2029]/g, "\n").replace(/^\uFEFF/, ''), + pos : 0, + tokpos : 0, + line : 0, + tokline : 0, + col : 0, + tokcol : 0, + newline_before : false, + regex_allowed : false, + comments_before : [] + }; + + function peek() { return S.text.charAt(S.pos); }; + + function next(signal_eof) { + var ch = S.text.charAt(S.pos++); + if (signal_eof && !ch) + throw EX_EOF; + if (ch == "\n") { + S.newline_before = true; + ++S.line; + S.col = 0; + } else { + ++S.col; + } + return ch; + }; + + function eof() { + return !S.peek(); + }; + + function find(what, signal_eof) { + var pos = S.text.indexOf(what, S.pos); + if (signal_eof && pos == -1) throw EX_EOF; + return pos; + }; + + function start_token() { + S.tokline = S.line; + S.tokcol = S.col; + S.tokpos = S.pos; + }; + + function token(type, value, is_comment) { + S.regex_allowed = ((type == "operator" && !HOP(UNARY_POSTFIX, value)) || + (type == "keyword" && HOP(KEYWORDS_BEFORE_EXPRESSION, value)) || + (type == "punc" && HOP(PUNC_BEFORE_EXPRESSION, value))); + var ret = { + type : type, + value : value, + line : S.tokline, + col : S.tokcol, + pos : S.tokpos, + nlb : S.newline_before + }; + if (!is_comment) { + ret.comments_before = S.comments_before; + S.comments_before = []; + } + S.newline_before = false; + return ret; + }; + + function skip_whitespace() { + while (HOP(WHITESPACE_CHARS, peek())) + next(); + }; + + function read_while(pred) { + var ret = "", ch = peek(), i = 0; + while (ch && pred(ch, i++)) { + ret += next(); + ch = peek(); + } + return ret; + }; + + function parse_error(err) { + js_error(err, S.tokline, S.tokcol, S.tokpos); + }; + + function read_num(prefix) { + var has_e = false, after_e = false, has_x = false, has_dot = prefix == "."; + var num = read_while(function(ch, i){ + if (ch == "x" || ch == "X") { + if (has_x) return false; + return has_x = true; + } + if (!has_x && (ch == "E" || ch == "e")) { + if (has_e) return false; + return has_e = after_e = true; + } + if (ch == "-") { + if (after_e || (i == 0 && !prefix)) return true; + return false; + } + if (ch == "+") return after_e; + after_e = false; + if (ch == ".") { + if (!has_dot && !has_x) + return has_dot = true; + return false; + } + return is_alphanumeric_char(ch); + }); + if (prefix) + num = prefix + num; + var valid = parse_js_number(num); + if (!isNaN(valid)) { + return token("num", valid); + } else { + parse_error("Invalid syntax: " + num); + } + }; + + function read_escaped_char() { + var ch = next(true); + switch (ch) { + case "n" : return "\n"; + case "r" : return "\r"; + case "t" : return "\t"; + case "b" : return "\b"; + case "v" : return "\v"; + case "f" : return "\f"; + case "0" : return "\0"; + case "x" : return String.fromCharCode(hex_bytes(2)); + case "u" : return String.fromCharCode(hex_bytes(4)); + default : return ch; + } + }; + + function hex_bytes(n) { + var num = 0; + for (; n > 0; --n) { + var digit = parseInt(next(true), 16); + if (isNaN(digit)) + parse_error("Invalid hex-character pattern in string"); + num = (num << 4) | digit; + } + return num; + }; + + function read_string() { + return with_eof_error("Unterminated string constant", function(){ + var quote = next(), ret = ""; + for (;;) { + var ch = next(true); + if (ch == "\\") ch = read_escaped_char(); + else if (ch == quote) break; + ret += ch; + } + return token("string", ret); + }); + }; + + function read_line_comment() { + next(); + var i = find("\n"), ret; + if (i == -1) { + ret = S.text.substr(S.pos); + S.pos = S.text.length; + } else { + ret = S.text.substring(S.pos, i); + S.pos = i; + } + return token("comment1", ret, true); + }; + + function read_multiline_comment() { + next(); + return with_eof_error("Unterminated multiline comment", function(){ + var i = find("*/", true), + text = S.text.substring(S.pos, i), + tok = token("comment2", text, true); + S.pos = i + 2; + S.line += text.split("\n").length - 1; + S.newline_before = text.indexOf("\n") >= 0; + + // https://github.com/mishoo/UglifyJS/issues/#issue/100 + if (/^@cc_on/i.test(text)) { + warn("WARNING: at line " + S.line); + warn("*** Found \"conditional comment\": " + text); + warn("*** UglifyJS DISCARDS ALL COMMENTS. This means your code might no longer work properly in Internet Explorer."); + } + + return tok; + }); + }; + + function read_name() { + var backslash = false, name = "", ch; + while ((ch = peek()) != null) { + if (!backslash) { + if (ch == "\\") backslash = true, next(); + else if (is_identifier_char(ch)) name += next(); + else break; + } + else { + if (ch != "u") parse_error("Expecting UnicodeEscapeSequence -- uXXXX"); + ch = read_escaped_char(); + if (!is_identifier_char(ch)) parse_error("Unicode char: " + ch.charCodeAt(0) + " is not valid in identifier"); + name += ch; + backslash = false; + } + } + return name; + }; + + function read_regexp() { + return with_eof_error("Unterminated regular expression", function(){ + var prev_backslash = false, regexp = "", ch, in_class = false; + while ((ch = next(true))) if (prev_backslash) { + regexp += "\\" + ch; + prev_backslash = false; + } else if (ch == "[") { + in_class = true; + regexp += ch; + } else if (ch == "]" && in_class) { + in_class = false; + regexp += ch; + } else if (ch == "/" && !in_class) { + break; + } else if (ch == "\\") { + prev_backslash = true; + } else { + regexp += ch; + } + var mods = read_name(); + return token("regexp", [ regexp, mods ]); + }); + }; + + function read_operator(prefix) { + function grow(op) { + if (!peek()) return op; + var bigger = op + peek(); + if (HOP(OPERATORS, bigger)) { + next(); + return grow(bigger); + } else { + return op; + } + }; + return token("operator", grow(prefix || next())); + }; + + function handle_slash() { + next(); + var regex_allowed = S.regex_allowed; + switch (peek()) { + case "/": + S.comments_before.push(read_line_comment()); + S.regex_allowed = regex_allowed; + return next_token(); + case "*": + S.comments_before.push(read_multiline_comment()); + S.regex_allowed = regex_allowed; + return next_token(); + } + return S.regex_allowed ? read_regexp() : read_operator("/"); + }; + + function handle_dot() { + next(); + return is_digit(peek()) + ? read_num(".") + : token("punc", "."); + }; + + function read_word() { + var word = read_name(); + return !HOP(KEYWORDS, word) + ? token("name", word) + : HOP(OPERATORS, word) + ? token("operator", word) + : HOP(KEYWORDS_ATOM, word) + ? token("atom", word) + : token("keyword", word); + }; + + function with_eof_error(eof_error, cont) { + try { + return cont(); + } catch(ex) { + if (ex === EX_EOF) parse_error(eof_error); + else throw ex; + } + }; + + function next_token(force_regexp) { + if (force_regexp) + return read_regexp(); + skip_whitespace(); + start_token(); + var ch = peek(); + if (!ch) return token("eof"); + if (is_digit(ch)) return read_num(); + if (ch == '"' || ch == "'") return read_string(); + if (HOP(PUNC_CHARS, ch)) return token("punc", next()); + if (ch == ".") return handle_dot(); + if (ch == "/") return handle_slash(); + if (HOP(OPERATOR_CHARS, ch)) return read_operator(); + if (ch == "\\" || is_identifier_start(ch)) return read_word(); + parse_error("Unexpected character '" + ch + "'"); + }; + + next_token.context = function(nc) { + if (nc) S = nc; + return S; + }; + + return next_token; + +}; + +/* -----[ Parser (constants) ]----- */ + +var UNARY_PREFIX = array_to_hash([ + "typeof", + "void", + "delete", + "--", + "++", + "!", + "~", + "-", + "+" +]); + +var UNARY_POSTFIX = array_to_hash([ "--", "++" ]); + +var ASSIGNMENT = (function(a, ret, i){ + while (i < a.length) { + ret[a[i]] = a[i].substr(0, a[i].length - 1); + i++; + } + return ret; +})( + ["+=", "-=", "/=", "*=", "%=", ">>=", "<<=", ">>>=", "|=", "^=", "&="], + { "=": true }, + 0 +); + +var PRECEDENCE = (function(a, ret){ + for (var i = 0, n = 1; i < a.length; ++i, ++n) { + var b = a[i]; + for (var j = 0; j < b.length; ++j) { + ret[b[j]] = n; + } + } + return ret; +})( + [ + ["||"], + ["&&"], + ["|"], + ["^"], + ["&"], + ["==", "===", "!=", "!=="], + ["<", ">", "<=", ">=", "in", "instanceof"], + [">>", "<<", ">>>"], + ["+", "-"], + ["*", "/", "%"] + ], + {} +); + +var STATEMENTS_WITH_LABELS = array_to_hash([ "for", "do", "while", "switch" ]); + +var ATOMIC_START_TOKEN = array_to_hash([ "atom", "num", "string", "regexp", "name" ]); + +/* -----[ Parser ]----- */ + +function NodeWithToken(str, start, end) { + this.name = str; + this.start = start; + this.end = end; +}; + +NodeWithToken.prototype.toString = function() { return this.name; }; + +function parse($TEXT, exigent_mode, embed_tokens) { + + var S = { + input : typeof $TEXT == "string" ? tokenizer($TEXT, true) : $TEXT, + token : null, + prev : null, + peeked : null, + in_function : 0, + in_loop : 0, + labels : [] + }; + + S.token = next(); + + function is(type, value) { + return is_token(S.token, type, value); + }; + + function peek() { return S.peeked || (S.peeked = S.input()); }; + + function next() { + S.prev = S.token; + if (S.peeked) { + S.token = S.peeked; + S.peeked = null; + } else { + S.token = S.input(); + } + return S.token; + }; + + function prev() { + return S.prev; + }; + + function croak(msg, line, col, pos) { + var ctx = S.input.context(); + js_error(msg, + line != null ? line : ctx.tokline, + col != null ? col : ctx.tokcol, + pos != null ? pos : ctx.tokpos); + }; + + function token_error(token, msg) { + croak(msg, token.line, token.col); + }; + + function unexpected(token) { + if (token == null) + token = S.token; + token_error(token, "Unexpected token: " + token.type + " (" + token.value + ")"); + }; + + function expect_token(type, val) { + if (is(type, val)) { + return next(); + } + token_error(S.token, "Unexpected token " + S.token.type + ", expected " + type); + }; + + function expect(punc) { return expect_token("punc", punc); }; + + function can_insert_semicolon() { + return !exigent_mode && ( + S.token.nlb || is("eof") || is("punc", "}") + ); + }; + + function semicolon() { + if (is("punc", ";")) next(); + else if (!can_insert_semicolon()) unexpected(); + }; + + function as() { + return slice(arguments); + }; + + function parenthesised() { + expect("("); + var ex = expression(); + expect(")"); + return ex; + }; + + function add_tokens(str, start, end) { + return str instanceof NodeWithToken ? str : new NodeWithToken(str, start, end); + }; + + var statement = embed_tokens ? function() { + var start = S.token; + var ast = $statement.apply(this, arguments); + ast[0] = add_tokens(ast[0], start, prev()); + return ast; + } : $statement; + + function $statement() { + if (is("operator", "/")) { + S.peeked = null; + S.token = S.input(true); // force regexp + } + switch (S.token.type) { + case "num": + case "string": + case "regexp": + case "operator": + case "atom": + return simple_statement(); + + case "name": + return is_token(peek(), "punc", ":") + ? labeled_statement(prog1(S.token.value, next, next)) + : simple_statement(); + + case "punc": + switch (S.token.value) { + case "{": + return as("block", block_()); + case "[": + case "(": + return simple_statement(); + case ";": + next(); + return as("block"); + default: + unexpected(); + } + + case "keyword": + switch (prog1(S.token.value, next)) { + case "break": + return break_cont("break"); + + case "continue": + return break_cont("continue"); + + case "debugger": + semicolon(); + return as("debugger"); + + case "do": + return (function(body){ + expect_token("keyword", "while"); + return as("do", prog1(parenthesised, semicolon), body); + })(in_loop(statement)); + + case "for": + return for_(); + + case "function": + return function_(true); + + case "if": + return if_(); + + case "return": + if (S.in_function == 0) + croak("'return' outside of function"); + return as("return", + is("punc", ";") + ? (next(), null) + : can_insert_semicolon() + ? null + : prog1(expression, semicolon)); + + case "switch": + return as("switch", parenthesised(), switch_block_()); + + case "throw": + return as("throw", prog1(expression, semicolon)); + + case "try": + return try_(); + + case "var": + return prog1(var_, semicolon); + + case "const": + return prog1(const_, semicolon); + + case "while": + return as("while", parenthesised(), in_loop(statement)); + + case "with": + return as("with", parenthesised(), statement()); + + default: + unexpected(); + } + } + }; + + function labeled_statement(label) { + S.labels.push(label); + var start = S.token, stat = statement(); + if (exigent_mode && !HOP(STATEMENTS_WITH_LABELS, stat[0])) + unexpected(start); + S.labels.pop(); + return as("label", label, stat); + }; + + function simple_statement() { + return as("stat", prog1(expression, semicolon)); + }; + + function break_cont(type) { + var name = is("name") ? S.token.value : null; + if (name != null) { + next(); + if (!member(name, S.labels)) + croak("Label " + name + " without matching loop or statement"); + } + else if (S.in_loop == 0) + croak(type + " not inside a loop or switch"); + semicolon(); + return as(type, name); + }; + + function for_() { + expect("("); + var init = null; + if (!is("punc", ";")) { + init = is("keyword", "var") + ? (next(), var_(true)) + : expression(true, true); + if (is("operator", "in")) + return for_in(init); + } + return regular_for(init); + }; + + function regular_for(init) { + expect(";"); + var test = is("punc", ";") ? null : expression(); + expect(";"); + var step = is("punc", ")") ? null : expression(); + expect(")"); + return as("for", init, test, step, in_loop(statement)); + }; + + function for_in(init) { + var lhs = init[0] == "var" ? as("name", init[1][0]) : init; + next(); + var obj = expression(); + expect(")"); + return as("for-in", init, lhs, obj, in_loop(statement)); + }; + + var function_ = embed_tokens ? function() { + var start = prev(); + var ast = $function_.apply(this, arguments); + ast[0] = add_tokens(ast[0], start, prev()); + return ast; + } : $function_; + + function $function_(in_statement) { + var name = is("name") ? prog1(S.token.value, next) : null; + if (in_statement && !name) + unexpected(); + expect("("); + return as(in_statement ? "defun" : "function", + name, + // arguments + (function(first, a){ + while (!is("punc", ")")) { + if (first) first = false; else expect(","); + if (!is("name")) unexpected(); + a.push(S.token.value); + next(); + } + next(); + return a; + })(true, []), + // body + (function(){ + ++S.in_function; + var loop = S.in_loop; + S.in_loop = 0; + var a = block_(); + --S.in_function; + S.in_loop = loop; + return a; + })()); + }; + + function if_() { + var cond = parenthesised(), body = statement(), belse; + if (is("keyword", "else")) { + next(); + belse = statement(); + } + return as("if", cond, body, belse); + }; + + function block_() { + expect("{"); + var a = []; + while (!is("punc", "}")) { + if (is("eof")) unexpected(); + a.push(statement()); + } + next(); + return a; + }; + + var switch_block_ = curry(in_loop, function(){ + expect("{"); + var a = [], cur = null; + while (!is("punc", "}")) { + if (is("eof")) unexpected(); + if (is("keyword", "case")) { + next(); + cur = []; + a.push([ expression(), cur ]); + expect(":"); + } + else if (is("keyword", "default")) { + next(); + expect(":"); + cur = []; + a.push([ null, cur ]); + } + else { + if (!cur) unexpected(); + cur.push(statement()); + } + } + next(); + return a; + }); + + function try_() { + var body = block_(), bcatch, bfinally; + if (is("keyword", "catch")) { + next(); + expect("("); + if (!is("name")) + croak("Name expected"); + var name = S.token.value; + next(); + expect(")"); + bcatch = [ name, block_() ]; + } + if (is("keyword", "finally")) { + next(); + bfinally = block_(); + } + if (!bcatch && !bfinally) + croak("Missing catch/finally blocks"); + return as("try", body, bcatch, bfinally); + }; + + function vardefs(no_in) { + var a = []; + for (;;) { + if (!is("name")) + unexpected(); + var name = S.token.value; + next(); + if (is("operator", "=")) { + next(); + a.push([ name, expression(false, no_in) ]); + } else { + a.push([ name ]); + } + if (!is("punc", ",")) + break; + next(); + } + return a; + }; + + function var_(no_in) { + return as("var", vardefs(no_in)); + }; + + function const_() { + return as("const", vardefs()); + }; + + function new_() { + var newexp = expr_atom(false), args; + if (is("punc", "(")) { + next(); + args = expr_list(")"); + } else { + args = []; + } + return subscripts(as("new", newexp, args), true); + }; + + function expr_atom(allow_calls) { + if (is("operator", "new")) { + next(); + return new_(); + } + if (is("operator") && HOP(UNARY_PREFIX, S.token.value)) { + return make_unary("unary-prefix", + prog1(S.token.value, next), + expr_atom(allow_calls)); + } + if (is("punc")) { + switch (S.token.value) { + case "(": + next(); + return subscripts(prog1(expression, curry(expect, ")")), allow_calls); + case "[": + next(); + return subscripts(array_(), allow_calls); + case "{": + next(); + return subscripts(object_(), allow_calls); + } + unexpected(); + } + if (is("keyword", "function")) { + next(); + return subscripts(function_(false), allow_calls); + } + if (HOP(ATOMIC_START_TOKEN, S.token.type)) { + var atom = S.token.type == "regexp" + ? as("regexp", S.token.value[0], S.token.value[1]) + : as(S.token.type, S.token.value); + return subscripts(prog1(atom, next), allow_calls); + } + unexpected(); + }; + + function expr_list(closing, allow_trailing_comma, allow_empty) { + var first = true, a = []; + while (!is("punc", closing)) { + if (first) first = false; else expect(","); + if (allow_trailing_comma && is("punc", closing)) break; + if (is("punc", ",") && allow_empty) { + a.push([ "atom", "undefined" ]); + } else { + a.push(expression(false)); + } + } + next(); + return a; + }; + + function array_() { + return as("array", expr_list("]", !exigent_mode, true)); + }; + + function object_() { + var first = true, a = []; + while (!is("punc", "}")) { + if (first) first = false; else expect(","); + if (!exigent_mode && is("punc", "}")) + // allow trailing comma + break; + var type = S.token.type; + var name = as_property_name(); + if (type == "name" && (name == "get" || name == "set") && !is("punc", ":")) { + a.push([ as_name(), function_(false), name ]); + } else { + expect(":"); + a.push([ name, expression(false) ]); + } + } + next(); + return as("object", a); + }; + + function as_property_name() { + switch (S.token.type) { + case "num": + case "string": + return prog1(S.token.value, next); + } + return as_name(); + }; + + function as_name() { + switch (S.token.type) { + case "name": + case "operator": + case "keyword": + case "atom": + return prog1(S.token.value, next); + default: + unexpected(); + } + }; + + function subscripts(expr, allow_calls) { + if (is("punc", ".")) { + next(); + return subscripts(as("dot", expr, as_name()), allow_calls); + } + if (is("punc", "[")) { + next(); + return subscripts(as("sub", expr, prog1(expression, curry(expect, "]"))), allow_calls); + } + if (allow_calls && is("punc", "(")) { + next(); + return subscripts(as("call", expr, expr_list(")")), true); + } + if (allow_calls && is("operator") && HOP(UNARY_POSTFIX, S.token.value)) { + return prog1(curry(make_unary, "unary-postfix", S.token.value, expr), + next); + } + return expr; + }; + + function make_unary(tag, op, expr) { + if ((op == "++" || op == "--") && !is_assignable(expr)) + croak("Invalid use of " + op + " operator"); + return as(tag, op, expr); + }; + + function expr_op(left, min_prec, no_in) { + var op = is("operator") ? S.token.value : null; + if (op && op == "in" && no_in) op = null; + var prec = op != null ? PRECEDENCE[op] : null; + if (prec != null && prec > min_prec) { + next(); + var right = expr_op(expr_atom(true), prec, no_in); + return expr_op(as("binary", op, left, right), min_prec, no_in); + } + return left; + }; + + function expr_ops(no_in) { + return expr_op(expr_atom(true), 0, no_in); + }; + + function maybe_conditional(no_in) { + var expr = expr_ops(no_in); + if (is("operator", "?")) { + next(); + var yes = expression(false); + expect(":"); + return as("conditional", expr, yes, expression(false, no_in)); + } + return expr; + }; + + function is_assignable(expr) { + if (!exigent_mode) return true; + switch (expr[0]) { + case "dot": + case "sub": + case "new": + case "call": + return true; + case "name": + return expr[1] != "this"; + } + }; + + function maybe_assign(no_in) { + var left = maybe_conditional(no_in), val = S.token.value; + if (is("operator") && HOP(ASSIGNMENT, val)) { + if (is_assignable(left)) { + next(); + return as("assign", ASSIGNMENT[val], left, maybe_assign(no_in)); + } + croak("Invalid assignment"); + } + return left; + }; + + function expression(commas, no_in) { + if (arguments.length == 0) + commas = true; + var expr = maybe_assign(no_in); + if (commas && is("punc", ",")) { + next(); + return as("seq", expr, expression(true, no_in)); + } + return expr; + }; + + function in_loop(cont) { + try { + ++S.in_loop; + return cont(); + } finally { + --S.in_loop; + } + }; + + return as("toplevel", (function(a){ + while (!is("eof")) + a.push(statement()); + return a; + })([])); + +}; + +/* -----[ Utilities ]----- */ + +function curry(f) { + var args = slice(arguments, 1); + return function() { return f.apply(this, args.concat(slice(arguments))); }; +}; + +function prog1(ret) { + if (ret instanceof Function) + ret = ret(); + for (var i = 1, n = arguments.length; --n > 0; ++i) + arguments[i](); + return ret; +}; + +function array_to_hash(a) { + var ret = {}; + for (var i = 0; i < a.length; ++i) + ret[a[i]] = true; + return ret; +}; + +function slice(a, start) { + return Array.prototype.slice.call(a, start == null ? 0 : start); +}; + +function characters(str) { + return str.split(""); +}; + +function member(name, array) { + for (var i = array.length; --i >= 0;) + if (array[i] === name) + return true; + return false; +}; + +function HOP(obj, prop) { + return Object.prototype.hasOwnProperty.call(obj, prop); +}; + +var warn = function() {}; + +/* -----[ Exports ]----- */ + +var init = function (root) { + if (root.modules["parser"]) { + return; + } + + root.parse = parse; + + root.modules["parser"] = true; +} + +var isCommonJS = (typeof require !== "undefined" && typeof module !== "undefined" && module.exports); +var isAmd = (typeof define !== "undefined" && define.amd); + +if (isCommonJS) { + module.exports.init = init; +} else if (isAmd) { + define("jscex-parser", function () { + return { init: init }; + }); +} else { + if (typeof Jscex === "undefined") { + throw new Error('Missing root object, please load "jscex" module first.'); + } + + init(Jscex); +} + +/* +scope.tokenizer = tokenizer; +scope.parse = parse; +scope.slice = slice; +scope.curry = curry; +scope.member = member; +scope.array_to_hash = array_to_hash; +scope.PRECEDENCE = PRECEDENCE; +scope.KEYWORDS_ATOM = KEYWORDS_ATOM; +scope.RESERVED_WORDS = RESERVED_WORDS; +scope.KEYWORDS = KEYWORDS; +scope.ATOMIC_START_TOKEN = ATOMIC_START_TOKEN; +scope.OPERATORS = OPERATORS; +scope.is_alphanumeric_char = is_alphanumeric_char; +scope.set_logger = function (logger) { + warn = logger; +}; +*/ + +})(); \ No newline at end of file diff --git a/love/renxi/jscex.min.js b/love/renxi/jscex.min.js new file mode 100644 index 0000000..af36d1e --- /dev/null +++ b/love/renxi/jscex.min.js @@ -0,0 +1,2 @@ +(function(){var b={DEBUG:1,INFO:2,WARN:3,ERROR:4},d=function(){this.level=b.WARN};d.prototype={log:function(a){try{console.log(a)}catch(b){}},debug:function(a){this.level<=b.DEBUG&&this.log(a)},info:function(a){this.level<=b.INFO&&this.log(a)},warn:function(a){this.level<=b.WARN&&this.log(a)},error:function(a){this.level<=b.ERROR&&this.log(a)}};var e=function(a){var b=[],c;for(c in a)b.push(c);return b},c=function(a){a._forInKeys=e;a.Logging={Logger:d,Level:b};a.logger=new d;a.modules={};a.binders= +{};a.builders={}},f=typeof define==="function"&&!define.amd,g=typeof require==="function"&&typeof define==="function"&&define.amd;typeof require==="function"&&typeof module!=="undefined"&&module.exports?c(module.exports):f?define("jscex",function(a,b,d){c(d.exports)}):g?define("jscex",function(){var a={};c(a);return a}):(typeof Jscex=="undefined"&&(Jscex={}),c(Jscex))})(); diff --git a/love/renxi/love.js b/love/renxi/love.js new file mode 100644 index 0000000..db4e77c --- /dev/null +++ b/love/renxi/love.js @@ -0,0 +1,533 @@ +(function(window){ + + function random(min, max) { + return min + Math.floor(Math.random() * (max - min + 1)); + } + + function bezier(cp, t) { + var p1 = cp[0].mul((1 - t) * (1 - t)); + var p2 = cp[1].mul(2 * t * (1 - t)); + var p3 = cp[2].mul(t * t); + return p1.add(p2).add(p3); + } + + function inheart(x, y, r) { + // x^2+(y-(x^2)^(1/3))^2 = 1 + // http://www.wolframalpha.com/input/?i=x%5E2%2B%28y-%28x%5E2%29%5E%281%2F3%29%29%5E2+%3D+1 + var z = ((x / r) * (x / r) + (y / r) * (y / r) - 1) * ((x / r) * (x / r) + (y / r) * (y / r) - 1) * ((x / r) * (x / r) + (y / r) * (y / r) - 1) - (x / r) * (x / r) * (y / r) * (y / r) * (y / r); + return z < 0; + } + + Point = function(x, y) { + this.x = x || 0; + this.y = y || 0; + } + Point.prototype = { + clone: function() { + return new Point(this.x, this.y); + }, + add: function(o) { + p = this.clone(); + p.x += o.x; + p.y += o.y; + return p; + }, + sub: function(o) { + p = this.clone(); + p.x -= o.x; + p.y -= o.y; + return p; + }, + div: function(n) { + p = this.clone(); + p.x /= n; + p.y /= n; + return p; + }, + mul: function(n) { + p = this.clone(); + p.x *= n; + p.y *= n; + return p; + } + } + + Heart = function() { + // x = 16 sin^3 t + // y = 13 cos t - 5 cos 2t - 2 cos 3t - cos 4t + // http://www.wolframalpha.com/input/?i=x+%3D+16+sin%5E3+t%2C+y+%3D+(13+cos+t+-+5+cos+2t+-+2+cos+3t+-+cos+4t) + var points = [], x, y, t; + for (var i = 10; i < 30; i += 0.2) { + t = i / Math.PI; + x = 16 * Math.pow(Math.sin(t), 3); + y = 13 * Math.cos(t) - 5 * Math.cos(2 * t) - 2 * Math.cos(3 * t) - Math.cos(4 * t); + points.push(new Point(x, y)); + } + this.points = points; + this.length = points.length; + } + Heart.prototype = { + get: function(i, scale) { + return this.points[i].mul(scale || 1); + } + } + + Seed = function(tree, point, scale, color) { + this.tree = tree; + + var scale = scale || 1 + var color = color || '#FF0000'; + + this.heart = { + point : point, + scale : scale, + color : color, + figure : new Heart(), + } + + this.cirle = { + point : point, + scale : scale, + color : color, + radius : 5, + } + } + Seed.prototype = { + draw: function() { + this.drawHeart(); + this.drawText(); + }, + addPosition: function(x, y) { + this.cirle.point = this.cirle.point.add(new Point(x, y)); + }, + canMove: function() { + return this.cirle.point.y < (this.tree.height + 20); + }, + move: function(x, y) { + this.clear(); + this.drawCirle(); + this.addPosition(x, y); + }, + canScale: function() { + return this.heart.scale > 0.2; + }, + setHeartScale: function(scale) { + this.heart.scale *= scale; + }, + scale: function(scale) { + this.clear(); + this.drawCirle(); + this.drawHeart(); + this.setHeartScale(scale); + }, + drawHeart: function() { + var ctx = this.tree.ctx, heart = this.heart; + var point = heart.point, color = heart.color, + scale = heart.scale; + ctx.save(); + ctx.fillStyle = color; + ctx.translate(point.x, point.y); + ctx.beginPath(); + ctx.moveTo(0, 0); + for (var i = 0; i < heart.figure.length; i++) { + var p = heart.figure.get(i, scale); + ctx.lineTo(p.x, -p.y); + } + ctx.closePath(); + ctx.fill(); + ctx.restore(); + }, + drawCirle: function() { + var ctx = this.tree.ctx, cirle = this.cirle; + var point = cirle.point, color = cirle.color, + scale = cirle.scale, radius = cirle.radius; + ctx.save(); + ctx.fillStyle = color; + ctx.translate(point.x, point.y); + ctx.scale(scale, scale); + ctx.beginPath(); + ctx.moveTo(0, 0); + ctx.arc(0, 0, radius, 0, 2 * Math.PI); + ctx.closePath(); + ctx.fill(); + ctx.restore(); + }, + drawText: function() { + var ctx = this.tree.ctx, heart = this.heart; + var point = heart.point, color = heart.color, + scale = heart.scale; + ctx.save(); + ctx.strokeStyle = color; + ctx.fillStyle = color; + ctx.translate(point.x, point.y); + ctx.scale(scale, scale); + ctx.moveTo(0, 0); + ctx.lineTo(15, 15); + ctx.lineTo(60, 15); + ctx.stroke(); + + ctx.moveTo(0, 0); + ctx.scale(0.75, 0.75); + ctx.font = "12px 微软雅黑,Verdana"; // 字号肿么没有用? (ˉ(∞)ˉ) + ctx.fillText("Come Baby", 23, 10); + ctx.restore(); + }, + clear: function() { + var ctx = this.tree.ctx, cirle = this.cirle; + var point = cirle.point, scale = cirle.scale, radius = 26; + var w = h = (radius * scale); + ctx.clearRect(point.x - w, point.y - h, 4 * w, 4 * h); + }, + hover: function(x, y) { + var ctx = this.tree.ctx; + var pixel = ctx.getImageData(x, y, 1, 1); + return pixel.data[3] == 255 + } + } + + Footer = function(tree, width, height, speed) { + this.tree = tree; + this.point = new Point(tree.seed.heart.point.x, tree.height - height / 2); + this.width = width; + this.height = height; + this.speed = speed || 2; + this.length = 0; + } + Footer.prototype = { + draw: function() { + var ctx = this.tree.ctx, point = this.point; + var len = this.length / 2; + + ctx.save(); + ctx.strokeStyle = 'rgb(35, 31, 32)'; + ctx.lineWidth = this.height; + ctx.lineCap = 'round'; + ctx.lineJoin = 'round'; + ctx.translate(point.x, point.y); + ctx.beginPath(); + ctx.moveTo(0, 0); + ctx.lineTo(len, 0); + ctx.lineTo(-len, 0); + ctx.stroke(); + ctx.restore(); + + if (this.length < this.width) { + this.length += this.speed; + } + } + } + + Tree = function(canvas, width, height, opt) { + this.canvas = canvas; + this.ctx = canvas.getContext('2d'); + this.width = width; + this.height = height; + this.opt = opt || {}; + + this.record = {}; + + this.initSeed(); + this.initFooter(); + this.initBranch(); + this.initBloom(); + } + Tree.prototype = { + initSeed: function() { + var seed = this.opt.seed || {}; + var x = seed.x || this.width / 2; + var y = seed.y || this.height / 2; + var point = new Point(x, y); + var color = seed.color || '#FF0000'; + var scale = seed.scale || 1; + + this.seed = new Seed(this, point, scale, color); + }, + + initFooter: function() { + var footer = this.opt.footer || {}; + var width = footer.width || this.width; + var height = footer.height || 5; + var speed = footer.speed || 2; + this.footer = new Footer(this, width, height, speed); + }, + + initBranch: function() { + var branchs = this.opt.branch || [] + this.branchs = []; + this.addBranchs(branchs); + }, + + initBloom: function() { + var bloom = this.opt.bloom || {}; + var cache = [], + num = bloom.num || 500, + width = bloom.width || this.width, + height = bloom.height || this.height, + figure = this.seed.heart.figure; + var r = 240, x, y; + for (var i = 0; i < num; i++) { + cache.push(this.createBloom(width, height, r, figure)); + } + this.blooms = []; + this.bloomsCache = cache; + }, + + toDataURL: function(type) { + return this.canvas.toDataURL(type); + }, + + draw: function(k) { + var s = this, ctx = s.ctx; + var rec = s.record[k]; + if (!rec) { + return ; + } + var point = rec.point, + image = rec.image; + + ctx.save(); + ctx.putImageData(image, point.x, point.y); + ctx.restore(); + }, + + addBranch: function(branch) { + this.branchs.push(branch); + }, + + addBranchs: function(branchs){ + var s = this, b, p1, p2, p3, r, l, c; + for (var i = 0; i < branchs.length; i++) { + b = branchs[i]; + p1 = new Point(b[0], b[1]); + p2 = new Point(b[2], b[3]); + p3 = new Point(b[4], b[5]); + r = b[6]; + l = b[7]; + c = b[8] + s.addBranch(new Branch(s, p1, p2, p3, r, l, c)); + } + }, + + removeBranch: function(branch) { + var branchs = this.branchs; + for (var i = 0; i < branchs.length; i++) { + if (branchs[i] === branch) { + branchs.splice(i, 1); + } + } + }, + + canGrow: function() { + return !!this.branchs.length; + }, + grow: function() { + var branchs = this.branchs; + for (var i = 0; i < branchs.length; i++) { + var branch = branchs[i]; + if (branch) { + branch.grow(); + } + } + }, + + addBloom: function (bloom) { + this.blooms.push(bloom); + }, + + removeBloom: function (bloom) { + var blooms = this.blooms; + for (var i = 0; i < blooms.length; i++) { + if (blooms[i] === bloom) { + blooms.splice(i, 1); + } + } + }, + + createBloom: function(width, height, radius, figure, color, alpha, angle, scale, place, speed) { + var x, y; + while (true) { + x = random(20, width - 20); + y = random(20, height - 20); + if (inheart(x - width / 2, height - (height - 40) / 2 - y, radius)) { + return new Bloom(this, new Point(x, y), figure, color, alpha, angle, scale, place, speed); + } + } + }, + + canFlower: function() { + return !!this.blooms.length; + }, + flower: function(num) { + var s = this, blooms = s.bloomsCache.splice(0, num); + for (var i = 0; i < blooms.length; i++) { + s.addBloom(blooms[i]); + } + blooms = s.blooms; + for (var j = 0; j < blooms.length; j++) { + blooms[j].flower(); + } + }, + + snapshot: function(k, x, y, width, height) { + var ctx = this.ctx; + var image = ctx.getImageData(x, y, width, height); + this.record[k] = { + image: image, + point: new Point(x, y), + width: width, + height: height + } + }, + setSpeed: function(k, speed) { + this.record[k || "move"].speed = speed; + }, + move: function(k, x, y) { + var s = this, ctx = s.ctx; + var rec = s.record[k || "move"]; + var point = rec.point, + image = rec.image, + speed = rec.speed || 10, + width = rec.width, + height = rec.height; + + i = point.x + speed < x ? point.x + speed : x; + j = point.y + speed < y ? point.y + speed : y; + + ctx.save(); + ctx.clearRect(point.x, point.y, width, height); + ctx.putImageData(image, i, j); + ctx.restore(); + + rec.point = new Point(i, j); + rec.speed = speed * 0.95; + + if (rec.speed < 2) { + rec.speed = 2; + } + return i < x || j < y; + }, + + jump: function() { + var s = this, blooms = s.blooms; + if (blooms.length) { + for (var i = 0; i < blooms.length; i++) { + blooms[i].jump(); + } + } + if ((blooms.length && blooms.length < 3) || !blooms.length) { + var bloom = this.opt.bloom || {}, + width = bloom.width || this.width, + height = bloom.height || this.height, + figure = this.seed.heart.figure; + var r = 240, x, y; + for (var i = 0; i < random(1,2); i++) { + blooms.push(this.createBloom(width / 2 + width, height, r, figure, null, 1, null, 1, new Point(random(-100,600), 720), random(200,300))); + } + } + } + } + + Branch = function(tree, point1, point2, point3, radius, length, branchs) { + this.tree = tree; + this.point1 = point1; + this.point2 = point2; + this.point3 = point3; + this.radius = radius; + this.length = length || 100; + this.len = 0; + this.t = 1 / (this.length - 1); + this.branchs = branchs || []; + } + + Branch.prototype = { + grow: function() { + var s = this, p; + if (s.len <= s.length) { + p = bezier([s.point1, s.point2, s.point3], s.len * s.t); + s.draw(p); + s.len += 1; + s.radius *= 0.97; + } else { + s.tree.removeBranch(s); + s.tree.addBranchs(s.branchs); + } + }, + draw: function(p) { + var s = this; + var ctx = s.tree.ctx; + ctx.save(); + ctx.beginPath(); + ctx.fillStyle = 'rgb(35, 31, 32)'; + ctx.shadowColor = 'rgb(35, 31, 32)'; + ctx.shadowBlur = 2; + ctx.moveTo(p.x, p.y); + ctx.arc(p.x, p.y, s.radius, 0, 2 * Math.PI); + ctx.closePath(); + ctx.fill(); + ctx.restore(); + } + } + + Bloom = function(tree, point, figure, color, alpha, angle, scale, place, speed) { + this.tree = tree; + this.point = point; + this.color = color || 'rgb(255,' + random(0, 255) + ',' + random(0, 255) + ')'; + this.alpha = alpha || random(0.3, 1); + this.angle = angle || random(0, 360); + this.scale = scale || 0.1; + this.place = place; + this.speed = speed; + + this.figure = figure; + } + Bloom.prototype = { + setFigure: function(figure) { + this.figure = figure; + }, + flower: function() { + var s = this; + s.draw(); + s.scale += 0.1; + if (s.scale > 1) { + s.tree.removeBloom(s); + } + }, + draw: function() { + var s = this, ctx = s.tree.ctx, figure = s.figure; + + ctx.save(); + ctx.fillStyle = s.color; + ctx.globalAlpha = s.alpha; + ctx.translate(s.point.x, s.point.y); + ctx.scale(s.scale, s.scale); + ctx.rotate(s.angle); + ctx.beginPath(); + ctx.moveTo(0, 0); + for (var i = 0; i < figure.length; i++) { + var p = figure.get(i); + ctx.lineTo(p.x, -p.y); + } + ctx.closePath(); + ctx.fill(); + ctx.restore(); + }, + jump: function() { + var s = this, height = s.tree.height; + + if (s.point.x < -20 || s.point.y > height + 20) { + s.tree.removeBloom(s); + } else { + s.draw(); + s.point = s.place.sub(s.point).div(s.speed).add(s.point); + s.angle += 0.05; + s.speed -= 1; + } + } + } + + window.random = random; + window.bezier = bezier; + window.Point = Point; + window.Tree = Tree; + +})(window);