paper.js/lib/parse-js-min.js

/**
 * A JavaScript tokenizer / parser / generator.
 * 
 * Distributed under the BSD license.
 * 
 * Copyright (c) 2010, Mihai Bazon <mihai.bazon@gmail.com>
 * http://mihai.bazon.net/blog/
 * 
 * Modifications and adaption to browser (c) 2011, Juerg Lehni
 * http://lehni.org/
 * 
 * Based on parse-js, (c) Marijn Haverbeke
 * http://marijn.haverbeke.nl/parse-js/
 */var parse_js=new function(){function S(a,b,c){var d=[];for(var e=0;e<a.length;++e)d.push(b.call(c,a[e],e));return d}function R(a,b){return Object.prototype.hasOwnProperty.call(a,b)}function Q(c){return/^[a-z_$][a-z0-9_$]*$/i.test(c)&&c!="this"&&!R(d,c)&&!R(b,c)&&!R(a,c)}function P(a,b){var c={};a===!0&&(a={});for(var d in b)R(b,d)&&(c[d]=a&&R(a,d)?a[d]:b[d]);return c}function O(a,b){for(var c=b.length;--c>=0;)if(b[c]===a)return!0;return!1}function N(a){return a.split("")}function M(a,b){return Array.prototype.slice.call(a,b||0)}function L(a){var b={};for(var c=0;c<a.length;++c)b[a[c]]=!0;return b}function K(a){a instanceof Function&&(a=a());for(var b=1,c=arguments.length;--c>0;++b)arguments[b]();return a}function J(a){var b=M(arguments,1);return function(){return a.apply(this,b.concat(M(arguments)))}}function I(a,b){function y(a){var b=a[0],c=p[b];if(!c)throw new Error("Can't find generator for \""+b+'"');x.push(a);var d=c.apply(b,a.slice(1));x.pop();return d}function w(a){var b=a[0],c=a[1];c!=null&&(b=h([b,"=",y(c)]));return b}function v(a){if(!a)return";";if(a.length==0)return"{}";return"{"+d+g(function(){return t(a).join(d)})+d+f("}")}function u(a){var c=a.length;if(c==0)return"{}";return"{"+d+S(a,function(a,e){var i=a[1].length>0,j=g(function(){return f(a[0]?h(["case",y(a[0])+":"]):"default:")},.5)+(i?d+g(function(){return t(a[1]).join(d)}):"");!b&&i&&e<c-1&&(j+=";");return j}).join(d)+d+f("}")}function t(a){for(var c=[],d=a.length-1,e=0;e<=d;++e){var g=a[e],h=y(g);h!=";"&&(!b&&e==d&&(g[0]=="while"&&F(g[2])||O(g[0],["for","for-in"])&&F(g[4])||g[0]=="if"&&F(g[2])&&!g[3]||g[0]=="if"&&g[3]&&F(g[3])?h=h.replace(/;*\s*$/,";"):h=h.replace(/;+\s*$/,"")),c.push(h))}return S(c,f)}function s(a){return a.toString()}function r(a,b,c,d){var e=d||"function";a&&(e+=" "+s(a)),e+="("+j(S(b,s))+")";return h([e,v(c)])}function q(a){if(a[0]=="do")return y(["block",[a]]);var b=a;for(;;){var c=b[0];if(c=="if"){if(!b[3])return y(["block",[a]]);b=b[3]}else if(c=="while"||c=="do")b=b[2];else if(c=="for"||c=="for-in")b=b[4];else break}return y(a)}function o(a){var b=a.toString(10),c=[b.replace(/^0\./,".")],d;Math.floor(a)===a?(c.push("0x"+a.toString(16).toLowerCase(),"0"+a.toString(8)),(d=/^(.*?)(0+)$/.exec(a))&&c.push(d[1]+"e"+d[2].length)):(d=/^0?\.(0+)(.*)$/.exec(a))&&c.push(d[2]+"e-"+(d[1].length+d[2].length),b.substr(b.indexOf(".")));return l(c)}function m(a){if(a[0]=="function"){var b=M(x),c=b.pop(),d=b.pop();while(d){if(d[0]=="stat")return!0;if(d[0]=="seq"&&d[1]===c||d[0]=="call"&&d[1]===c||d[0]=="binary"&&d[2]===c)c=d,d=b.pop();else return!1}}return!R(G,a[0])}function l(a){if(a.length==1)return a[0];if(a.length==2){var b=a[1];a=a[0];return a.length<=b.length?a:b}return l([a[0],l(a.slice(1))])}function k(a){var b=y(a);for(var c=1;c<arguments.length;++c){var d=arguments[c];if(d instanceof Function&&d(a)||a[0]==d)return"("+b+")"}return b}function j(a){return a.join(","+e)}function h(a){if(b)return a.join(" ");var c=[];for(var d=0;d<a.length;++d){var e=a[d+1];c.push(a[d]),e&&(/[a-z0-9_\x24]$/i.test(a[d].toString())&&/^[a-z0-9_\x24]/i.test(e.toString())||/[\+\-]$/.test(a[d].toString())&&/^[\+\-]/.test(e.toString()))&&c.push(" ")}return c.join("")}function g(a,b){b==null&&(b=1),c+=b;try{return a.apply(null,M(arguments,1))}finally{c-=b}}function f(a){a==null&&(a=""),b&&(a=Array(b.indent_start+c*b.indent_level).join(" ")+a);return a}b&&(b=P(b,{indent_start:0,indent_level:4,quote_keys:!1,space_colon:!1}));var c=0,d=b?"\n":"",e=b?" ":"",p={string:H,num:o,name:s,toplevel:function(a){return t(a).join(d+d)},block:v,"var":function(a){return"var "+j(S(a,w))+";"},"const":function(a){return"const "+j(S(a,w))+";"},"try":function(a,b,c){var d=["try",v(a)];b&&d.push("catch","("+b[0]+")",v(b[1])),c&&d.push("finally",v(c));return h(d)},"throw":function(a){return h(["throw",y(a)])+";"},"new":function(a,b){b=b.length>0?"("+j(S(b,y))+")":"";return h(["new",k(a,"seq","binary","conditional","assign",function(a){var b=walker(),c={};try{b.with_walkers({call:function(){throw c},"function":function(){return this}},function(){b.walk(a)})}catch(d){if(d===c)return