+++ /dev/null
-/*\r
- Packer version 3.0 (beta 8) - copyright 2004-2007, Dean Edwards\r
- http://www.opensource.org/licenses/mit-license\r
-*/\r
-\r
-eval(base2.namespace);\r
-\r
-var IGNORE = RegGrp.IGNORE;\r
-var REMOVE = "";\r
-var SPACE = " ";\r
-var WORDS = /\w+/g;\r
-\r
-var Packer = Base.extend({\r
- minify: function(script) {\r
- script = script.replace(Packer.CONTINUE, "");\r
- script = Packer.data.exec(script);\r
- script = Packer.whitespace.exec(script);\r
- script = Packer.clean.exec(script);\r
- return script;\r
- },\r
- \r
- pack: function(script, base62, shrink) {\r
- script = this.minify(script + "\n");\r
- if (shrink) script = this._shrinkVariables(script);\r
- if (base62) script = this._base62Encode(script); \r
- return script;\r
- },\r
- \r
- _base62Encode: function(script) {\r
- var words = new Words(script);\r
- var encode = function(word) {\r
- return words.fetch(word).encoded;\r
- };\r
- \r
- /* build the packed script */\r
- \r
- var p = this._escape(script.replace(WORDS, encode)); \r
- var a = Math.min(Math.max(words.count(), 2), 62); \r
- var c = words.count(); \r
- var k = words;\r
- var e = Packer["ENCODE" + (a > 10 ? a > 36 ? 62 : 36 : 10)];\r
- var r = a > 10 ? "e(c)" : "c";\r
- \r
- // the whole thing\r
- return format(Packer.UNPACK, p,a,c,k,e,r);\r
- },\r
- \r
- _escape: function(script) {\r
- // single quotes wrap the final string so escape them\r
- // also escape new lines required by conditional comments\r
- return script.replace(/([\\'])/g, "\\$1").replace(/[\r\n]+/g, "\\n");\r
- },\r
- \r
- _shrinkVariables: function(script) {\r
- // Windows Scripting Host cannot do regexp.test() on global regexps.\r
- var global = function(regexp) {\r
- // This function creates a global version of the passed regexp.\r
- return new RegExp(regexp.source, "g");\r
- };\r
- \r
- var data = []; // encoded strings and regular expressions\r
- var REGEXP = /^[^'"]\//;\r
- var store = function(string) {\r
- var replacement = "#" + data.length;\r
- if (REGEXP.test(string)) {\r
- replacement = string.charAt(0) + replacement;\r
- string = string.slice(1);\r
- }\r
- data.push(string);\r
- return replacement;\r
- };\r
- \r
- // Base52 encoding (a-Z)\r
- var encode52 = function(c) {\r
- return (c < 52 ? '' : arguments.callee(parseInt(c / 52))) +\r
- ((c = c % 52) > 25 ? String.fromCharCode(c + 39) : String.fromCharCode(c + 97));\r
- };\r
- \r
- // identify blocks, particularly identify function blocks (which define scope)\r
- var BLOCK = /(function\s*[\w$]*\s*\(\s*([^\)]*)\s*\)\s*)?(\{([^{}]*)\})/;\r
- var VAR_ = /var\s+/g;\r
- var VAR_NAME = /var\s+[\w$]+/g;\r
- var COMMA = /\s*,\s*/;\r
- var blocks = []; // store program blocks (anything between braces {})\r
- // encoder for program blocks\r
- var encode = function(block, func, args) {\r
- if (func) { // the block is a function block\r
- \r
- // decode the function block (THIS IS THE IMPORTANT BIT)\r
- // We are retrieving all sub-blocks and will re-parse them in light\r
- // of newly shrunk variables\r
- block = decode(block);\r
- \r
- // create the list of variable and argument names \r
- var vars = match(block, VAR_NAME).join(",").replace(VAR_, "");\r
- var ids = Array2.combine(args.split(COMMA).concat(vars.split(COMMA)));\r
- \r
- // process each identifier\r
- var count = 0, shortId;\r
- forEach (ids, function(id) {\r
- id = trim(id);\r
- if (id && id.length > 1) { // > 1 char\r
- id = rescape(id);\r
- // find the next free short name (check everything in the current scope)\r
- do shortId = encode52(count++);\r
- while (new RegExp("[^\\w$.]" + shortId + "[^\\w$:]").test(block));\r
- // replace the long name with the short name\r
- var reg = new RegExp("([^\\w$.])" + id + "([^\\w$:])");\r
- while (reg.test(block)) block = block.replace(global(reg), "$1" + shortId + "$2");\r
- var reg = new RegExp("([^{,])" + id + ":", "g");\r
- block = block.replace(reg, "$1" + shortId + ":");\r
- }\r
- });\r
- }\r
- var replacement = "~" + blocks.length + "~";\r
- blocks.push(block);\r
- return replacement;\r
- };\r
- \r
- // decoder for program blocks\r
- var ENCODED = /~(\d+)~/;\r
- var decode = function(script) {\r
- while (ENCODED.test(script)) {\r
- script = script.replace(global(ENCODED), function(match, index) {\r
- return blocks[index];\r
- });\r
- }\r
- return script;\r
- };\r
- \r
- // encode strings and regular expressions\r
- script = Packer.data.exec(script, store);\r
- \r
- // remove closures (this is for base2 namespaces only)\r
- script = script.replace(/new function\(_\)\s*\{/g, "{;#;");\r
- \r
- // encode blocks, as we encode we replace variable and argument names\r
- while (BLOCK.test(script)) {\r
- script = script.replace(global(BLOCK), encode);\r
- }\r
- \r
- // put the blocks back\r
- script = decode(script);\r
- \r
- // put back the closure (for base2 namespaces only)\r
- script = script.replace(/\{;#;/g, "new function(_){");\r
- \r
- // put strings and regular expressions back\r
- script = script.replace(/#(\d+)/g, function(match, index) { \r
- return data[index];\r
- });\r
- \r
- return script;\r
- }\r
-}, {\r
- CONTINUE: /\\\r?\n/g,\r
- \r
- ENCODE10: "String",\r
- ENCODE36: "function(c){return c.toString(a)}",\r
- ENCODE62: "function(c){return(c<a?'':e(parseInt(c/a)))+((c=c%a)>35?String.fromCharCode(c+29):c.toString(36))}",\r
- \r
- UNPACK: "eval(function(p,a,c,k,e,r){e=%5;if(!''.replace(/^/,String)){while(c--)r[%6]=k[c]" +\r
- "||%6;k=[function(e){return r[e]}];e=function(){return'\\\\w+'};c=1};while(c--)if(k[c])p=p." +\r
- "replace(new RegExp('\\\\b'+e(c)+'\\\\b','g'),k[c]);return p}('%1',%2,%3,'%4'.split('|'),0,{}))",\r
- \r
- init: function() {\r
- this.data = reduce(this.data, function(data, replacement, expression) {\r
- data.store(this.javascript.exec(expression), replacement);\r
- return data;\r
- }, new RegGrp, this);\r
- this.clean = this.data.union(this.clean);\r
- this.whitespace = this.data.union(this.whitespace);\r
- },\r
- \r
- clean: {\r
- "\\(\\s*;\\s*;\\s*\\)": "(;;)", // for (;;) loops\r
- "throw[^};]+[};]": IGNORE, // a safari 1.3 bug\r
- ";+\\s*([};])": "$1"\r
- },\r
- \r
- data: {\r
- // strings\r
- "STRING1": IGNORE,\r
- 'STRING2': IGNORE,\r
- "CONDITIONAL": IGNORE, // conditional comments\r
- "(COMMENT1)\\n\\s*(REGEXP)?": "\n$3",\r
- "(COMMENT2)\\s*(REGEXP)?": " $3",\r
- "([\\[(\\^=,{}:;&|!*?])\\s*(REGEXP)": "$1$2"\r
- },\r
- \r
- javascript: new RegGrp({\r
- COMMENT1: /(\/\/|;;;)[^\n]*/.source,\r
- COMMENT2: /\/\*[^*]*\*+([^\/][^*]*\*+)*\//.source,\r
- CONDITIONAL: /\/\*@|@\*\/|\/\/@[^\n]*\n/.source,\r
- REGEXP: /\/(\\[\/\\]|[^*\/])(\\.|[^\/\n\\])*\/[gim]*/.source,\r
- STRING1: /'(\\.|[^'\\])*'/.source,\r
- STRING2: /"(\\.|[^"\\])*"/.source\r
- }),\r
- \r
- whitespace: {\r
- "(\\d)\\s+(\\.\\s*[a-z\\$_\\[(])": "$1 $2", // http://dean.edwards.name/weblog/2007/04/packer3/#comment84066\r
- "([+-])\\s+([+-])": "$1 $2", // c = a++ +b;\r
- "\\b\\s+\\$\\s+\\b": " $ ", // var $ in\r
- "\\$\\s+\\b": "$ ", // object$ in\r
- "\\b\\s+\\$": " $", // return $object\r
- "\\b\\s+\\b": SPACE,\r
- "\\s+": REMOVE\r
- }\r
-});\r
git.asbjorn.biz / jquery.git / blobdiff