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acorn_interpreter.js

acorn_interpreter.js 71 KB
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  1. var mod$$inline_58=function(a){function b(a){n=a||{};for(var b in Ua)Object.prototype.hasOwnProperty.call(n,b)||(n[b]=Ua[b]);wa=n.sourceFile||null}function c(a,b){var c=Ab(k,a);b+=" ("+c.line+":"+c.column+")";var f=new SyntaxError(b);f.pos=a;f.loc=c;f.raisedAt=g;throw f;}function d(a){function b(a){if(1==a.length)return c+="return str === "+JSON.stringify(a[0])+";";c+="switch(str){";for(var va=0;va<a.length;++va)c+="case "+JSON.stringify(a[va])+":";c+="return true}return false;"}a=a.split(" ");var c=
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    4. 

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    5. 

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    6. 

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    7. 

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    8. 

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    9. 

  9. a=t(Jb,f)),a;case 61:case 33:return b=k.charCodeAt(g+1),a=61===b?t(Kb,61===k.charCodeAt(g+2)?3:2):t(61===a?Aa:Xa,1),a;case 126:return t(Xa,1)}return!1}function A(a){a?g=y+1:y=g;n.locations&&(oa=new f);if(a)return D();if(g>=S)return e(pa);var b=k.charCodeAt(g);if(la(b)||92===b)return Ya();a=m(b);if(!1===a){b=String.fromCharCode(b);if("\\"===b||Za.test(b))return Ya();c(g,"Unexpected character '"+b+"'")}return a}function t(a,b){var c=k.slice(g,g+b);g+=b;e(a,c)}function D(){for(var a="",b,f,d=g;;){g>=
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    11. 

  11. b&&g-c!==b?null:f}function P(a){var b=g,f=!1,d=48===k.charCodeAt(g);a||null!==x(10)||c(b,"Invalid number");46===k.charCodeAt(g)&&(++g,x(10),f=!0);a=k.charCodeAt(g);if(69===a||101===a)a=k.charCodeAt(++g),43!==a&&45!==a||++g,null===x(10)&&c(b,"Invalid number"),f=!0;la(k.charCodeAt(g))&&c(g,"Identifier directly after number");a=k.slice(b,g);var h;f?h=parseFloat(a):d&&1!==a.length?/[89]/.test(a)||C?c(b,"Invalid number"):h=parseInt(a,8):h=parseInt(a,10);return e(ba,h)}function ma(a){a=x(16,a);null===a&&
    12. 

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    13. 

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    14. 

  14. b.start=a.start;n.locations&&(b.loc=new db,b.loc.start=a.loc.start);n.ranges&&(b.range=[a.range[0],0]);return b}function q(a,b){a.type=b;a.end=M;n.locations&&(a.loc.end=Ea);n.ranges&&(a.range[1]=M);return a}function Ga(a){return 5<=n.ecmaVersion&&"ExpressionStatement"===a.type&&"Literal"===a.expression.type&&"use strict"===a.expression.value}function u(a){if(p===a)return r(),!0}function qa(){return!n.strictSemicolons&&(p===pa||p===T||na.test(k.slice(M,y)))}function W(){u(K)||qa()||N()}function v(a){p===
    15. 

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    16. 

  16. d.kind))break;if(b.label&&f)break}}e===w.length&&c(b.start,"Unsyntactic "+a.keyword);return q(b,f?"BreakStatement":"ContinueStatement");case fb:return r(),W(),q(b,"DebuggerStatement");case gb:return r(),w.push(Ia),b.body=G(),w.pop(),v(Ja),b.test=ea(),W(),q(b,"DoWhileStatement");case hb:r();w.push(Ia);v(J);if(p===K)return Ka(b,null);if(p===La)return a=z(),r(),ib(a,!0),q(a,"VariableDeclaration"),1===a.declarations.length&&u(ta)?jb(b,a):Ka(b,a);a=B(!1,!0);return u(ta)?(ra(a),jb(b,a)):Ka(b,a);case Ma:return r(),
    17. 

  17. Na(b,!0);case kb:return r(),b.test=ea(),b.consequent=G(),b.alternate=u(lb)?G():null,q(b,"IfStatement");case mb:return fa||c(y,"'return' outside of function"),r(),u(K)||qa()?b.argument=null:(b.argument=B(),W()),q(b,"ReturnStatement");case Oa:r();b.discriminant=ea();b.cases=[];v(Z);for(w.push(Ob);p!=T;)p===Pa||p===nb?(a=p===Pa,e&&q(e,"SwitchCase"),b.cases.push(e=z()),e.consequent=[],r(),a?e.test=B():(f&&c(Da,"Multiple default clauses"),f=!0,e.test=null),v(aa)):(e||N(),e.consequent.push(G()));e&&q(e,
    18. 

  18. "SwitchCase");r();w.pop();return q(b,"SwitchStatement");case ob:return r(),na.test(k.slice(M,y))&&c(M,"Illegal newline after throw"),b.argument=B(),W(),q(b,"ThrowStatement");case pb:return r(),b.block=ga(),b.handler=null,p===qb&&(a=z(),r(),v(J),a.param=O(),C&&sa(a.param.name)&&c(a.param.start,"Binding "+a.param.name+" in strict mode"),v(F),a.guard=null,a.body=ga(),b.handler=q(a,"CatchClause")),b.guardedHandlers=rb,b.finalizer=u(sb)?ga():null,b.handler||b.finalizer||c(b.start,"Missing catch or finally clause"),
    19. 

  19. q(b,"TryStatement");case La:return r(),ib(b),W(),q(b,"VariableDeclaration");case Ja:return r(),b.test=ea(),w.push(Ia),b.body=G(),w.pop(),q(b,"WhileStatement");case tb:return C&&c(y,"'with' in strict mode"),r(),b.object=ea(),b.body=G(),q(b,"WithStatement");case Z:return ga();case K:return r(),q(b,"EmptyStatement");default:f=I;d=B();if(a===V&&"Identifier"===d.type&&u(aa)){for(e=0;e<w.length;++e)w[e].name===f&&c(d.start,"Label '"+f+"' is already declared");a=p.isLoop?"loop":p===Oa?"switch":null;w.push({name:f,
    20. 

  20. kind:a});b.body=G();w.pop();b.label=d;return q(b,"LabeledStatement")}b.expression=d;W();return q(b,"ExpressionStatement")}}function ea(){v(J);var a=B();v(F);return a}function ga(a){var b=z(),c=!0,f=!1,e;b.body=[];for(v(Z);!u(T);){var d=G();b.body.push(d);c&&a&&Ga(d)&&(e=f,Fa(f=!0));c=!1}f&&!e&&Fa(!1);return q(b,"BlockStatement")}function Ka(a,b){a.init=b;v(K);a.test=p===K?null:B();v(K);a.update=p===F?null:B();v(F);a.body=G();w.pop();return q(a,"ForStatement")}function jb(a,b){a.left=b;a.right=B();
    21. 

  21. v(F);a.body=G();w.pop();return q(a,"ForInStatement")}function ib(a,b){a.declarations=[];for(a.kind="var";;){var f=z();f.id=O();C&&sa(f.id.name)&&c(f.id.start,"Binding "+f.id.name+" in strict mode");f.init=u(Aa)?B(!0,b):null;a.declarations.push(q(f,"VariableDeclarator"));if(!u(L))break}return a}function B(a,b){var c=Qa(b);if(!a&&p===L){var f=Q(c);for(f.expressions=[c];u(L);)f.expressions.push(Qa(b));return q(f,"SequenceExpression")}return c}function Qa(a){var b;b=a;var c;c=b;c=Ra(Sa(),-1,c);if(u(ya)){var f=
    22. 

  22. Q(c);f.test=c;f.consequent=B(!0);v(aa);f.alternate=B(!0,b);b=q(f,"ConditionalExpression")}else b=c;return p.isAssign?(c=Q(b),c.operator=I,c.left=b,r(),c.right=Qa(a),ra(b),q(c,"AssignmentExpression")):b}function Ra(a,b,c){var f=p.binop;if(null!=f&&(!c||p!==ta)&&f>b){var e=Q(a);e.left=a;e.operator=I;a=p;r();e.right=Ra(Sa(),f,c);f=q(e,a===Va||a===Wa?"LogicalExpression":"BinaryExpression");return Ra(f,b,c)}return a}function Sa(){if(p.prefix){var a=z(),b=p.isUpdate;a.operator=I;R=a.prefix=!0;r();a.argument=
    23. 

  23. Sa();b?ra(a.argument):C&&"delete"===a.operator&&"Identifier"===a.argument.type&&c(a.start,"Deleting local variable in strict mode");return q(a,b?"UpdateExpression":"UnaryExpression")}for(b=ha(ua());p.postfix&&!qa();)a=Q(b),a.operator=I,a.prefix=!1,a.argument=b,ra(b),r(),b=q(a,"UpdateExpression");return b}function ha(a,b){if(u(xa)){var c=Q(a);c.object=a;c.property=O(!0);c.computed=!1;return ha(q(c,"MemberExpression"),b)}return u(ja)?(c=Q(a),c.object=a,c.property=B(),c.computed=!0,v(ka),ha(q(c,"MemberExpression"),
    24. 

  24. b)):!b&&u(J)?(c=Q(a),c.callee=a,c.arguments=Ta(F,!1),ha(q(c,"CallExpression"),b)):a}function ua(){switch(p){case ub:var a=z();r();return q(a,"ThisExpression");case V:return O();case ba:case da:case Ba:return a=z(),a.value=I,a.raw=k.slice(y,X),r(),q(a,"Literal");case vb:case wb:case xb:return a=z(),a.value=p.atomValue,a.raw=p.keyword,r(),q(a,"Literal");case J:var a=oa,b=y;r();var f=B();f.start=b;f.end=X;n.locations&&(f.loc.start=a,f.loc.end=ia);n.ranges&&(f.range=[b,X]);v(F);return f;case ja:return a=
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  25. z(),r(),a.elements=Ta(ka,!0,!0),q(a,"ArrayExpression");case Z:a=z();b=!0;f=!1;a.properties=[];for(r();!u(T);){if(b)b=!1;else if(v(L),n.allowTrailingCommas&&u(T))break;var e={key:p===ba||p===da?ua():O(!0)},d=!1,h;u(aa)?(e.value=B(!0),h=e.kind="init"):5<=n.ecmaVersion&&"Identifier"===e.key.type&&("get"===e.key.name||"set"===e.key.name)?(d=f=!0,h=e.kind=e.key.name,e.key=p===ba||p===da?ua():O(!0),p!==J&&N(),e.value=Na(z(),!1)):N();if("Identifier"===e.key.type&&(C||f))for(var g=0;g<a.properties.length;++g){var l=
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    28. 

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    29. 

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    31. 

  31. kb={keyword:"if"},mb={keyword:"return",beforeExpr:!0},Oa={keyword:"switch"},ob={keyword:"throw",beforeExpr:!0},pb={keyword:"try"},La={keyword:"var"},Ja={keyword:"while",isLoop:!0},tb={keyword:"with"},yb={keyword:"new",beforeExpr:!0},ub={keyword:"this"},vb={keyword:"null",atomValue:null},wb={keyword:"true",atomValue:!0},xb={keyword:"false",atomValue:!1},ta={keyword:"in",binop:7,beforeExpr:!0},Ca={"break":Ha,"case":Pa,"catch":qb,"continue":eb,"debugger":fb,"default":nb,"do":gb,"else":lb,"finally":sb,
    32. 

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    33. 

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    34. 

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    35. 

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    36. 

  36. 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0c82\u0c83\u0cbc\u0cbe-\u0cc4\u0cc6-\u0cc8\u0cca-\u0ccd\u0cd5\u0cd6\u0ce2-\u0ce3\u0ce6-\u0cef\u0d02\u0d03\u0d46-\u0d48\u0d57\u0d62-\u0d63\u0d66-\u0d6f\u0d82\u0d83\u0dca\u0dcf-\u0dd4\u0dd6\u0dd8-\u0ddf\u0df2\u0df3\u0e34-\u0e3a\u0e40-\u0e45\u0e50-\u0e59\u0eb4-\u0eb9\u0ec8-\u0ecd\u0ed0-\u0ed9\u0f18\u0f19\u0f20-\u0f29\u0f35\u0f37\u0f39\u0f41-\u0f47\u0f71-\u0f84\u0f86-\u0f87\u0f8d-\u0f97\u0f99-\u0fbc\u0fc6\u1000-\u1029\u1040-\u1049\u1067-\u106d\u1071-\u1074\u1082-\u108d\u108f-\u109d\u135d-\u135f\u170e-\u1710\u1720-\u1730\u1740-\u1750\u1772\u1773\u1780-\u17b2\u17dd\u17e0-\u17e9\u180b-\u180d\u1810-\u1819\u1920-\u192b\u1930-\u193b\u1951-\u196d\u19b0-\u19c0\u19c8-\u19c9\u19d0-\u19d9\u1a00-\u1a15\u1a20-\u1a53\u1a60-\u1a7c\u1a7f-\u1a89\u1a90-\u1a99\u1b46-\u1b4b\u1b50-\u1b59\u1b6b-\u1b73\u1bb0-\u1bb9\u1be6-\u1bf3\u1c00-\u1c22\u1c40-\u1c49\u1c5b-\u1c7d\u1cd0-\u1cd2\u1d00-\u1dbe\u1e01-\u1f15\u200c\u200d\u203f\u2040\u2054\u20d0-\u20dc\u20e1\u20e5-\u20f0\u2d81-\u2d96\u2de0-\u2dff\u3021-\u3028\u3099\u309a\ua640-\ua66d\ua674-\ua67d\ua69f\ua6f0-\ua6f1\ua7f8-\ua800\ua806\ua80b\ua823-\ua827\ua880-\ua881\ua8b4-\ua8c4\ua8d0-\ua8d9\ua8f3-\ua8f7\ua900-\ua909\ua926-\ua92d\ua930-\ua945\ua980-\ua983\ua9b3-\ua9c0\uaa00-\uaa27\uaa40-\uaa41\uaa4c-\uaa4d\uaa50-\uaa59\uaa7b\uaae0-\uaae9\uaaf2-\uaaf3\uabc0-\uabe1\uabec\uabed\uabf0-\uabf9\ufb20-\ufb28\ufe00-\ufe0f\ufe20-\ufe26\ufe33\ufe34\ufe4d-\ufe4f\uff10-\uff19\uff3f]"),
    37. 

  37. na=/[\n\r\u2028\u2029]/,Y=/\r\n|[\n\r\u2028\u2029]/g,la=a.isIdentifierStart=function(a){return 65>a?36===a:91>a?!0:97>a?95===a:123>a?!0:170<=a&&Za.test(String.fromCharCode(a))},ab=a.isIdentifierChar=function(a){return 48>a?36===a:58>a?!0:65>a?!1:91>a?!0:97>a?95===a:123>a?!0:170<=a&&Pb.test(String.fromCharCode(a))},ca,Ia={kind:"loop"},Ob={kind:"switch"}};
    38. 

  38. "object"==typeof exports&&"object"==typeof module?mod$$inline_58(exports):"function"==typeof define&&define.amd?define(["exports"],mod$$inline_58):mod$$inline_58(this.acorn||(this.acorn={}));/*
    39. 

  39. 

  40.  JavaScript Interpreter
    41. 

  41. 

  42.  Copyright 2013 Google Inc.
    43. 

  43. 

  44.  Licensed under the Apache License, Version 2.0 (the "License");
    45. 

  45.  you may not use this file except in compliance with the License.
    46. 

  46.  You may obtain a copy of the License at
    47. 

  47. 

  48.    http://www.apache.org/licenses/LICENSE-2.0
    49. 

  49. 

  50.  Unless required by applicable law or agreed to in writing, software
    51. 

  51.  distributed under the License is distributed on an "AS IS" BASIS,
    52. 

  52.  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    53. 

  53.  See the License for the specific language governing permissions and
    54. 

  54.  limitations under the License.
    55. 

  55. */
    56. 

  56. var Interpreter=function(a,b){this.ast=acorn.parse(a);this.initFunc_=b;this.paused_=!1;this.UNDEFINED=new Interpreter.Primitive(void 0,this);this.NULL=new Interpreter.Primitive(null,this);this.TRUE=new Interpreter.Primitive(!0,this);this.FALSE=new Interpreter.Primitive(!1,this);this.NUMBER_ZERO=new Interpreter.Primitive(0,this);this.NUMBER_ONE=new Interpreter.Primitive(1,this);this.STRING_EMPTY=new Interpreter.Primitive("",this);var c=this.createScope(this.ast,null);this.TRUE.parent=this.BOOLEAN;
    57. 

  57. this.FALSE.parent=this.BOOLEAN;this.NUMBER_ZERO.parent=this.NUMBER;this.NUMBER_ONE.parent=this.NUMBER;this.STRING_EMPTY.parent=this.STRING;this.stateStack=[{node:this.ast,scope:c,thisExpression:c,done:!1}]};
    58. 

  58. Interpreter.prototype.appendCode=function(a){var b=this.stateStack[this.stateStack.length-1];if(!b||"Program"!=b.node.type)throw"Expecting original AST to start with a Program node.";a=acorn.parse(a);if(!a||"Program"!=a.type)throw"Expecting new AST to start with a Program node.";for(var c=0,d;d=a.body[c];c++)b.node.body.push(d);b.done=!1};
    59. 

  59. Interpreter.prototype.step=function(){var a=this.stateStack[0];if(!a||"Program"==a.node.type&&a.done)return!1;if(this.paused_)return!0;this["step"+a.node.type]();return!0};Interpreter.prototype.run=function(){for(;!this.paused_&&this.step(););return this.paused_};
    60. 

  60. Interpreter.prototype.initGlobalScope=function(a){this.setProperty(a,"Infinity",this.createPrimitive(Infinity),!0);this.setProperty(a,"NaN",this.createPrimitive(NaN),!0);this.setProperty(a,"undefined",this.UNDEFINED,!0);this.setProperty(a,"window",a,!0);this.setProperty(a,"self",a,!1);this.initFunction(a);this.initObject(a);a.parent=this.OBJECT;this.initArray(a);this.initNumber(a);this.initString(a);this.initBoolean(a);this.initDate(a);this.initMath(a);this.initRegExp(a);this.initJSON(a);var b=this,
    61. 

  61. c;c=function(a){a=a||b.UNDEFINED;return b.createPrimitive(isNaN(a.toNumber()))};this.setProperty(a,"isNaN",this.createNativeFunction(c));c=function(a){a=a||b.UNDEFINED;return b.createPrimitive(isFinite(a.toNumber()))};this.setProperty(a,"isFinite",this.createNativeFunction(c));c=function(a){a=a||b.UNDEFINED;return b.createPrimitive(parseFloat(a.toNumber()))};this.setProperty(a,"parseFloat",this.createNativeFunction(c));c=function(a,c){a=a||b.UNDEFINED;c=c||b.UNDEFINED;return b.createPrimitive(parseInt(a.toString(),
    62. 

  62. c.toNumber()))};this.setProperty(a,"parseInt",this.createNativeFunction(c));c=this.createObject(this.FUNCTION);c.eval=!0;this.setProperty(c,"length",this.NUMBER_ONE,!0);this.setProperty(a,"eval",c);for(var d="escape unescape decodeURI decodeURIComponent encodeURI encodeURIComponent".split(" "),f=0;f<d.length;f++)c=function(a){return function(c){c=c||b.UNDEFINED;return b.createPrimitive(a(c.toString()))}}(window[d[f]]),this.setProperty(a,d[f],this.createNativeFunction(c));this.initFunc_&&this.initFunc_(this,
    63. 

  63. a)};
    64. 

  64. Interpreter.prototype.initFunction=function(a){var b=this,c;c=function(a){for(var c=this.parent==b.FUNCTION?this:b.createObject(b.FUNCTION),e=arguments.length?arguments[arguments.length-1].toString():"",h=[],l=0;l<arguments.length-1;l++)h.push(arguments[l].toString());h=h.join(", ");if(-1!=h.indexOf(")"))throw new SyntaxError("Function arg string contains parenthesis");c.parentScope=b.stateStack[b.stateStack.length-1].scope;e=acorn.parse("$ = function("+h+") {"+e+"};");c.node=e.body[0].expression.right;b.setProperty(c,
    65. 

  65. "length",b.createPrimitive(c.node.length),!0);return c};this.FUNCTION=this.createObject(null);this.setProperty(a,"Function",this.FUNCTION);this.FUNCTION.type="function";this.setProperty(this.FUNCTION,"prototype",this.createObject(null));this.FUNCTION.nativeFunc=c;a={type:"FunctionApply_",params:[],id:null,body:null,start:0,end:0};this.setProperty(this.FUNCTION.properties.prototype,"apply",this.createFunction(a,{}),!1,!0);a={type:"FunctionCall_",params:[],id:null,body:null,start:0,end:0};this.setProperty(this.FUNCTION.properties.prototype,
    66. 

  66. "call",this.createFunction(a,{}),!1,!0);c=function(){return b.createPrimitive(this.toString())};this.setProperty(this.FUNCTION.properties.prototype,"toString",this.createNativeFunction(c),!1,!0);this.setProperty(this.FUNCTION,"toString",this.createNativeFunction(c),!1,!0);c=function(){return b.createPrimitive(this.valueOf())};this.setProperty(this.FUNCTION.properties.prototype,"valueOf",this.createNativeFunction(c),!1,!0);this.setProperty(this.FUNCTION,"valueOf",this.createNativeFunction(c),!1,!0)};
    67. 

  67. Interpreter.prototype.initObject=function(a){var b=this,c;c=function(){var a=this.parent==b.OBJECT?this:b.createObject(b.OBJECT);return a};this.OBJECT=this.createNativeFunction(c);this.setProperty(a,"Object",this.OBJECT);c=function(){return b.createPrimitive(this.toString())};this.setProperty(this.OBJECT.properties.prototype,"toString",this.createNativeFunction(c),!1,!0);c=function(){return b.createPrimitive(this.valueOf())};this.setProperty(this.OBJECT.properties.prototype,"valueOf",this.createNativeFunction(c),
    68. 

  68. !1,!0);c=function(a){for(var c in this.properties)if(c==a)return b.TRUE;return b.FALSE};this.setProperty(this.OBJECT.properties.prototype,"hasOwnProperty",this.createNativeFunction(c),!1,!0);c=function(a){var c=b.createObject(b.ARRAY),e=0,h;for(h in a.properties)b.setProperty(c,e,b.createPrimitive(h)),e++;return c};this.setProperty(this.OBJECT,"keys",this.createNativeFunction(c))};
    69. 

  69. Interpreter.prototype.initArray=function(a){var b=this,c=function(a,b){var c=a?Math.floor(a.toNumber()):b;isNaN(c)&&(c=b);return c},d;d=function(a){var c=this.parent==b.ARRAY?this:b.createObject(b.ARRAY),d=arguments[0];if(d&&"number"==d.type)isNaN(b.arrayIndex(d))&&b.throwException("Invalid array length"),c.length=d.data;else{for(d=0;d<arguments.length;d++)c.properties[d]=arguments[d];c.length=d}return c};this.ARRAY=this.createNativeFunction(d);this.setProperty(a,"Array",this.ARRAY);d=function(){if(this.length){var a=
    70. 

  70. this.properties[this.length-1];delete this.properties[this.length-1];this.length--}else a=b.UNDEFINED;return a};this.setProperty(this.ARRAY.properties.prototype,"pop",this.createNativeFunction(d),!1,!0);d=function(a){for(var c=0;c<arguments.length;c++)this.properties[this.length]=arguments[c],this.length++;return b.createPrimitive(this.length)};this.setProperty(this.ARRAY.properties.prototype,"push",this.createNativeFunction(d),!1,!0);d=function(){if(this.length){for(var a=this.properties[0],c=1;c<
    71. 

  71. this.length;c++)this.properties[c-1]=this.properties[c];this.length--;delete this.properties[this.length]}else a=b.UNDEFINED;return a};this.setProperty(this.ARRAY.properties.prototype,"shift",this.createNativeFunction(d),!1,!0);d=function(a){for(var c=this.length-1;0<=c;c--)this.properties[c+arguments.length]=this.properties[c];this.length+=arguments.length;for(c=0;c<arguments.length;c++)this.properties[c]=arguments[c];return b.createPrimitive(this.length)};this.setProperty(this.ARRAY.properties.prototype,
    72. 

  72. "unshift",this.createNativeFunction(d),!1,!0);d=function(){for(var a=0;a<this.length/2;a++){var c=this.properties[this.length-a-1];this.properties[this.length-a-1]=this.properties[a];this.properties[a]=c}return b.UNDEFINED};this.setProperty(this.ARRAY.properties.prototype,"reverse",this.createNativeFunction(d),!1,!0);d=function(a,e,d){a=c(a,0);a=0>a?Math.max(this.length+a,0):Math.min(a,this.length);e=c(e,Infinity);e=Math.min(e,this.length-a);for(var l=b.createObject(b.ARRAY),m=a;m<a+e;m++)l.properties[l.length++]=
    73. 

  73. this.properties[m],this.properties[m]=this.properties[m+e];for(m=a+e;m<this.length-e;m++)this.properties[m]=this.properties[m+e];for(m=this.length-e;m<this.length;m++)delete this.properties[m];this.length-=e;for(m=this.length-1;m>=a;m--)this.properties[m+arguments.length-2]=this.properties[m];this.length+=arguments.length-2;for(m=2;m<arguments.length;m++)this.properties[a+m-2]=arguments[m];return l};this.setProperty(this.ARRAY.properties.prototype,"splice",this.createNativeFunction(d),!1,!0);d=function(a,
    74. 

  74. e){var d=b.createObject(b.ARRAY),l=c(a,0);0>l&&(l=this.length+l);var l=Math.max(0,Math.min(l,this.length)),m=c(e,this.length);0>m&&(m=this.length+m);for(var m=Math.max(0,Math.min(m,this.length)),A=0;l<m;l++){var t=b.getProperty(this,l);b.setProperty(d,A++,t)}return d};this.setProperty(this.ARRAY.properties.prototype,"slice",this.createNativeFunction(d),!1,!0);d=function(a){a=a&&void 0!==a.data?a.toString():void 0;for(var c=[],d=0;d<this.length;d++)c[d]=this.properties[d];return b.createPrimitive(c.join(a))};
    75. 

  75. this.setProperty(this.ARRAY.properties.prototype,"join",this.createNativeFunction(d),!1,!0);d=function(a){for(var c=b.createObject(b.ARRAY),d=0,l=0;l<this.length;l++){var m=b.getProperty(this,l);b.setProperty(c,d++,m)}for(l=0;l<arguments.length;l++){var A=arguments[l];if(b.isa(A,b.ARRAY))for(var t=0;t<A.length;t++)m=b.getProperty(A,t),b.setProperty(c,d++,m);else b.setProperty(c,d++,A)}return c};this.setProperty(this.ARRAY.properties.prototype,"concat",this.createNativeFunction(d),!1,!0);d=function(a,
    76. 

  76. d){a=a||b.UNDEFINED;var h=c(d,0);0>h&&(h=this.length+h);for(h=Math.max(0,Math.min(h,this.length));h<this.length;h++){var l=b.getProperty(this,h);if(0==b.comp(l,a))return b.createPrimitive(h)}return b.createPrimitive(-1)};this.setProperty(this.ARRAY.properties.prototype,"indexOf",this.createNativeFunction(d),!1,!0);d=function(a,d){a=a||b.UNDEFINED;var h=c(d,this.length);0>h&&(h=this.length+h);for(h=Math.max(0,Math.min(h,this.length));0<=h;h--){var l=b.getProperty(this,h);if(0==b.comp(l,a))return b.createPrimitive(h)}return b.createPrimitive(-1)};
    77. 

  77. this.setProperty(this.ARRAY.properties.prototype,"lastIndexOf",this.createNativeFunction(d),!1,!0);d=function(){for(var a=[],c=0;c<this.length;c++)a[c]=this.properties[c];a.sort();for(c=0;c<a.length;c++)b.setProperty(this,c,a[c]);return this};this.setProperty(this.ARRAY.properties.prototype,"sort",this.createNativeFunction(d),!1,!0)};
    78. 

  78. Interpreter.prototype.initNumber=function(a){var b=this,c;c=function(a){a=a?a.toNumber():0;return this.parent==b.NUMBER?(this.toBoolean=function(){return!!a},this.toNumber=function(){return a},this.toString=function(){return String(a)},b.UNDEFINED):b.createPrimitive(a)};this.NUMBER=this.createNativeFunction(c);this.setProperty(a,"Number",this.NUMBER);a=["MAX_VALUE","MIN_VALUE","NaN","NEGATIVE_INFINITY","POSITIVE_INFINITY"];for(c=0;c<a.length;c++)this.setProperty(this.NUMBER,a[c],this.createPrimitive(Number[a[c]]));
    79. 

  79. c=function(a){a=a?a.toNumber():void 0;var c=this.toNumber();return b.createPrimitive(c.toExponential(a))};this.setProperty(this.NUMBER.properties.prototype,"toExponential",this.createNativeFunction(c),!1,!0);c=function(a){a=a?a.toNumber():void 0;var c=this.toNumber();return b.createPrimitive(c.toFixed(a))};this.setProperty(this.NUMBER.properties.prototype,"toFixed",this.createNativeFunction(c),!1,!0);c=function(a){a=a?a.toNumber():void 0;var c=this.toNumber();return b.createPrimitive(c.toPrecision(a))};
    80. 

  80. this.setProperty(this.NUMBER.properties.prototype,"toPrecision",this.createNativeFunction(c),!1,!0);c=function(a){a=a?a.toNumber():10;var c=this.toNumber();return b.createPrimitive(c.toString(a))};this.setProperty(this.NUMBER.properties.prototype,"toString",this.createNativeFunction(c),!1,!0)};
    81. 

  81. Interpreter.prototype.initString=function(a){var b=this,c;c=function(a){a=(a||b.UNDEFINED).toString();return this.parent==b.STRING?(this.toBoolean=function(){return!!a},this.toNumber=function(){return Number(a)},this.toString=function(){return a},this.valueOf=function(){return a},this.data=a,b.UNDEFINED):b.createPrimitive(a)};this.STRING=this.createNativeFunction(c);this.setProperty(a,"String",this.STRING);a=["toLowerCase","toUpperCase","toLocaleLowerCase","toLocaleUpperCase"];for(var d=0;d<a.length;d++)c=
    82. 

  82. function(a){return function(){return b.createPrimitive(a.apply(this))}}(String.prototype[a[d]]),this.setProperty(this.STRING.properties.prototype,a[d],this.createNativeFunction(c),!1,!0);c=function(){var a=this.toString();return b.createPrimitive(a.replace(/^\s+|\s+$/g,""))};this.setProperty(this.STRING.properties.prototype,"trim",this.createNativeFunction(c),!1,!0);c=function(){var a=this.toString();return b.createPrimitive(a.replace(/^\s+/g,""))};this.setProperty(this.STRING.properties.prototype,
    83. 

  83. "trimLeft",this.createNativeFunction(c),!1,!0);c=function(){var a=this.toString();return b.createPrimitive(a.replace(/\s+$/g,""))};this.setProperty(this.STRING.properties.prototype,"trimRight",this.createNativeFunction(c),!1,!0);c=function(a){var c=this.toString();a=(a||b.UNDEFINED).toNumber();return b.createPrimitive(c.charAt(a))};this.setProperty(this.STRING.properties.prototype,"charAt",this.createNativeFunction(c),!1,!0);c=function(a){var c=this.toString();a=(a||b.UNDEFINED).toNumber();return b.createPrimitive(c.charCodeAt(a))};
    84. 

  84. this.setProperty(this.STRING.properties.prototype,"charCodeAt",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=(a||b.UNDEFINED).toString();c=c?c.toNumber():void 0;return b.createPrimitive(d.indexOf(a,c))};this.setProperty(this.STRING.properties.prototype,"indexOf",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=(a||b.UNDEFINED).toString();c=c?c.toNumber():void 0;return b.createPrimitive(d.lastIndexOf(a,c))};this.setProperty(this.STRING.properties.prototype,
    85. 

  85. "lastIndexOf",this.createNativeFunction(c),!1,!0);c=function(a){var c=this.toString();a=(a||b.UNDEFINED).toString();return b.createPrimitive(c.localeCompare(a))};this.setProperty(this.STRING.properties.prototype,"localeCompare",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=a?b.isa(a,b.REGEXP)?a.data:a.toString():void 0;c=c?c.toNumber():void 0;for(var d=d.split(a,c),l=b.createObject(b.ARRAY),m=0;m<d.length;m++)b.setProperty(l,m,b.createPrimitive(d[m]));return l};this.setProperty(this.STRING.properties.prototype,
    86. 

  86. "split",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=a?a.toNumber():void 0;c=c?c.toNumber():void 0;return b.createPrimitive(d.substring(a,c))};this.setProperty(this.STRING.properties.prototype,"substring",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=a?a.toNumber():void 0;c=c?c.toNumber():void 0;return b.createPrimitive(d.substr(a,c))};this.setProperty(this.STRING.properties.prototype,"substr",this.createNativeFunction(c),!1,!0);c=function(a){for(var c=
    87. 

  87. this.toString(),d=0;d<arguments.length;d++)c+=arguments[d].toString();return b.createPrimitive(c)};this.setProperty(this.STRING.properties.prototype,"concat",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=a?a.toNumber():void 0;c=c?c.toNumber():void 0;return b.createPrimitive(d.slice(a,c))};this.setProperty(this.STRING.properties.prototype,"slice",this.createNativeFunction(c),!1,!0);c=function(a){var c=this.toString();a=a?a.data:void 0;a=c.match(a);if(null===a)return b.NULL;
    88. 

  88. for(var c=b.createObject(b.ARRAY),d=0;d<a.length;d++)b.setProperty(c,d,b.createPrimitive(a[d]));return c};this.setProperty(this.STRING.properties.prototype,"match",this.createNativeFunction(c),!1,!0);c=function(a){var c=this.toString();a=a?a.data:void 0;return b.createPrimitive(c.search(a))};this.setProperty(this.STRING.properties.prototype,"search",this.createNativeFunction(c),!1,!0);c=function(a,c){var d=this.toString();a=(a||b.UNDEFINED).valueOf();c=(c||b.UNDEFINED).toString();return b.createPrimitive(d.replace(a,
    89. 

  89. c))};this.setProperty(this.STRING.properties.prototype,"replace",this.createNativeFunction(c),!1,!0)};Interpreter.prototype.initBoolean=function(a){var b=this,c;c=function(a){a=a?a.toBoolean():!1;return this.parent==b.BOOLEAN?(this.toBoolean=function(){return a},this.toNumber=function(){return Number(a)},this.toString=function(){return String(a)},this.valueOf=function(){return a},b.UNDEFINED):b.createPrimitive(a)};this.BOOLEAN=this.createNativeFunction(c);this.setProperty(a,"Boolean",this.BOOLEAN)};
    90. 

  90. Interpreter.prototype.initDate=function(a){var b=this,c;c=function(a,c,d,l,m,A,t){var D=this.parent==b.DATE?this:b.createObject(b.DATE),x=a;if(arguments.length)if(1!=arguments.length||"string"!=x.type&&!b.isa(x,b.STRING)){for(var x=[],P=0;P<arguments.length;P++)x[P]=arguments[P]?arguments[P].toNumber():void 0;D.date=new (Function.prototype.bind.apply(Date,x))}else D.date=new Date(x.toString());else D.date=new Date;D.toString=function(){return String(this.date)};D.toNumber=function(){return Number(this.date)};
    91. 

  91. D.valueOf=function(){return this.date.valueOf()};return D};this.DATE=this.createNativeFunction(c);this.setProperty(a,"Date",this.DATE);c=function(){return b.createPrimitive((new Date).getTime())};this.setProperty(this.DATE,"now",this.createNativeFunction(c),!1,!0);c=function(a){a=a?a.toString():void 0;return b.createPrimitive(Date.parse(a))};this.setProperty(this.DATE,"parse",this.createNativeFunction(c),!1,!0);c=function(a,c,d,l,m,A,t){for(var D=[],x=0;x<arguments.length;x++)D[x]=arguments[x]?arguments[x].toNumber():
    92. 

  92. void 0;return b.createPrimitive(Date.UTC.apply(Date,D))};this.setProperty(this.DATE,"UTC",this.createNativeFunction(c),!1,!0);var d="getDate getDay getFullYear getHours getMilliseconds getMinutes getMonth getSeconds getTime getTimezoneOffset getUTCDate getUTCDay getUTCFullYear getUTCHours getUTCMilliseconds getUTCMinutes getUTCMonth getUTCSeconds getYear".split(" ");for(a=0;a<d.length;a++)c=function(a){return function(){return b.createPrimitive(this.date[a]())}}(d[a]),this.setProperty(this.DATE.properties.prototype,
    93. 

  93. d[a],this.createNativeFunction(c),!1,!0);d="setDate setFullYear setHours setMilliseconds setMinutes setMonth setSeconds setTime setUTCDate setUTCFullYear setUTCHours setUTCMilliseconds setUTCMinutes setUTCMonth setUTCSeconds setYear".split(" ");for(a=0;a<d.length;a++)c=function(a){return function(c){for(var d=[],l=0;l<arguments.length;l++)d[l]=arguments[l]?arguments[l].toNumber():void 0;return b.createPrimitive(this.date[a].apply(this.date,d))}}(d[a]),this.setProperty(this.DATE.properties.prototype,
    94. 

  94. d[a],this.createNativeFunction(c),!1,!0);d="toDateString toISOString toGMTString toLocaleDateString toLocaleString toLocaleTimeString toTimeString toUTCString".split(" ");for(a=0;a<d.length;a++)c=function(a){return function(){return b.createPrimitive(this.date[a]())}}(d[a]),this.setProperty(this.DATE.properties.prototype,d[a],this.createNativeFunction(c),!1,!0)};
    95. 

  95. Interpreter.prototype.initMath=function(a){var b=this,c=this.createObject(this.OBJECT);this.setProperty(a,"Math",c);var d="E LN2 LN10 LOG2E LOG10E PI SQRT1_2 SQRT2".split(" ");for(a=0;a<d.length;a++)this.setProperty(c,d[a],this.createPrimitive(Math[d[a]]));d="abs acos asin atan atan2 ceil cos exp floor log max min pow random round sin sqrt tan".split(" ");for(a=0;a<d.length;a++){var f=function(a){return function(){for(var c=0;c<arguments.length;c++)arguments[c]=arguments[c].toNumber();return b.createPrimitive(a.apply(Math,
    96. 

  96. arguments))}}(Math[d[a]]);this.setProperty(c,d[a],this.createNativeFunction(f))}};
    97. 

  97. Interpreter.prototype.initRegExp=function(a){var b=this,c;c=function(a,c){var e;e=this.parent==b.REGEXP?this:b.createObject(b.REGEXP);a=a.toString();c=c&&c.toString();b.createRegExp(e,new RegExp(a,c||""));return e};this.REGEXP=this.createNativeFunction(c);this.setProperty(a,"RegExp",this.REGEXP);c=function(){return b.createPrimitive(this.data.toString())};this.setProperty(this.REGEXP.properties.prototype,"toString",this.createNativeFunction(c),!1,!0);c=function(a){a=a.toString();return b.createPrimitive(this.data.test(a))};
    98. 

  98. this.setProperty(this.REGEXP.properties.prototype,"test",this.createNativeFunction(c),!1,!0);c=function(a){a=a.toString();this.data.lastIndex=b.getProperty(this,"lastIndex").toNumber();a=this.data.exec(a);b.setProperty(this,"lastIndex",b.createPrimitive(this.data.lastIndex));if(a){for(var c=b.createObject(b.ARRAY),e=0;e<a.length;e++)b.setProperty(c,e,b.createPrimitive(a[e]));b.setProperty(c,"index",b.createPrimitive(a.index));b.setProperty(c,"input",b.createPrimitive(a.input));return c}return b.NULL};
    99. 

  99. this.setProperty(this.REGEXP.properties.prototype,"exec",this.createNativeFunction(c),!1,!0)};
    100. 

  100. Interpreter.prototype.initJSON=function(a){function b(a){if("object"!==typeof a)return d.createPrimitive(a);var c;if(a instanceof Array){c=d.createObject(d.ARRAY);for(var f=0;f<a.length;f++)d.setProperty(c,f,b(a[f]))}else for(f in c=d.createObject(d.OBJECT),a)d.setProperty(c,f,b(a[f]));return c}function c(a){if(a.isPrimitive)return a.data;var b;if(a.length){b=[];for(var d=0;d<a.length;d++)b[d]=c(a.properties[d])}else for(d in b={},a.properties)b[d]=c(a.properties[d]);return b}var d=this,f=d.createObject(this.OBJECT);
    101. 

  101. this.setProperty(a,"JSON",f);a=function(a){return function(c){c=c.data;c=a.call(JSON,c);return b(c)}}(JSON.parse);this.setProperty(f,"parse",this.createNativeFunction(a));a=function(a){return function(b){b=c(b);return d.createPrimitive(a.call(JSON,b))}}(JSON.stringify);this.setProperty(f,"stringify",this.createNativeFunction(a))};Interpreter.prototype.isa=function(a,b){if(a&&b){if(a.parent==b)return!0;if(!a.parent||!a.parent.prototype)return!1}else return!1;return this.isa(a.parent.prototype,b)};
    102. 

  102. Interpreter.prototype.comp=function(a,b){if(a.isPrimitive&&"number"==typeof a&&isNaN(a.data)||b.isPrimitive&&"number"==typeof b&&isNaN(b.data)||!a.isPrimitive||!b.isPrimitive)return NaN;a=a.data;b=b.data;return a<b?-1:a>b?1:0};Interpreter.prototype.arrayIndex=function(a){a=Number(a);return!isFinite(a)||a!=Math.floor(a)||0>a?NaN:a};
    103. 

  103. Interpreter.Primitive=function(a,b){var c=typeof a;this.data=a;this.type=c;"number"==c?this.parent=b.NUMBER:"string"==c?this.parent=b.STRING:"boolean"==c&&(this.parent=b.BOOLEAN)};Interpreter.Primitive.prototype.data=void 0;Interpreter.Primitive.prototype.type=void 0;Interpreter.Primitive.prototype.parent=null;Interpreter.Primitive.prototype.isPrimitive=!0;Interpreter.Primitive.prototype.toBoolean=function(){return Boolean(this.data)};Interpreter.Primitive.prototype.toNumber=function(){return Number(this.data)};
    104. 

  104. Interpreter.Primitive.prototype.toString=function(){return String(this.data)};Interpreter.Primitive.prototype.valueOf=function(){return this.data};Interpreter.prototype.createPrimitive=function(a){return void 0===a?this.UNDEFINED:null===a?this.NULL:!0===a?this.TRUE:!1===a?this.FALSE:0===a?this.NUMBER_ZERO:1===a?this.NUMBER_ONE:""===a?this.STRING_EMPTY:a instanceof RegExp?this.createRegExp(this.createObject(this.REGEXP),a):new Interpreter.Primitive(a,this)};
    105. 

  105. Interpreter.prototype.createObject=function(a){a={isPrimitive:!1,type:"object",parent:a,fixed:Object.create(null),nonenumerable:Object.create(null),properties:Object.create(null),toBoolean:function(){return!0},toNumber:function(){return NaN},toString:function(){return"["+this.type+"]"},valueOf:function(){return this}};this.isa(a,this.FUNCTION)&&(a.type="function",this.setProperty(a,"prototype",this.createObject(this.OBJECT||null)));this.isa(a,this.ARRAY)&&(a.length=0,a.toNumber=function(){return 0},
    106. 

  106. a.toString=function(){for(var a=[],c=0;c<this.length;c++)a[c]=void 0==this.properties[c]||null==this.properties[c]?"":this.properties[c].toString();return a.join(",")});return a};
    107. 

  107. Interpreter.prototype.createRegExp=function(a,b){a.data=b;this.setProperty(a,"lastIndex",this.createPrimitive(a.data.lastIndex),!1,!0);this.setProperty(a,"source",this.createPrimitive(a.data.source),!0,!0);this.setProperty(a,"global",this.createPrimitive(a.data.global),!0,!0);this.setProperty(a,"ignoreCase",this.createPrimitive(a.data.ignoreCase),!0,!0);this.setProperty(a,"multiline",this.createPrimitive(a.data.multiline),!0,!0);a.toString=function(){return String(this.data)};a.valueOf=function(){return this.data};
    108. 

  108. return a};Interpreter.prototype.createFunction=function(a,b){var c=this.createObject(this.FUNCTION);c.parentScope=b||this.getScope();c.node=a;this.setProperty(c,"length",this.createPrimitive(c.node.params.length),!0);return c};Interpreter.prototype.createNativeFunction=function(a){var b=this.createObject(this.FUNCTION);b.nativeFunc=a;this.setProperty(b,"length",this.createPrimitive(a.length),!0);return b};
    109. 

  109. Interpreter.prototype.getProperty=function(a,b){b=b.toString();if(this.isa(a,this.STRING)){if("length"==b)return this.createPrimitive(a.data.length);var c=this.arrayIndex(b);if(!isNaN(c)&&c<a.data.length)return this.createPrimitive(a.data[c])}else if(this.isa(a,this.ARRAY)&&"length"==b)return this.createPrimitive(a.length);for(;;){if(a.properties&&b in a.properties)return a.properties[b];if(a.parent&&a.parent.properties&&a.parent.properties.prototype)a=a.parent.properties.prototype;else break}return this.UNDEFINED};
    110. 

  110. Interpreter.prototype.hasProperty=function(a,b){b=b.toString();if(a.isPrimitive)throw new TypeError("Primitive data type has no properties");if("length"==b&&(this.isa(a,this.STRING)||this.isa(a,this.ARRAY)))return!0;if(this.isa(a,this.STRING)){var c=this.arrayIndex(b);if(!isNaN(c)&&c<a.data.length)return!0}for(;;){if(a.properties&&b in a.properties)return!0;if(a.parent&&a.parent.properties&&a.parent.properties.prototype)a=a.parent.properties.prototype;else break}return!1};
    111. 

  111. Interpreter.prototype.setProperty=function(a,b,c,d,f){b=b.toString();if(!a.isPrimitive&&!a.fixed[b]){if(this.isa(a,this.STRING)){var e=this.arrayIndex(b);if("length"==b||!isNaN(e)&&e<a.data.length)return}if(this.isa(a,this.ARRAY)){var h;if("length"==b){b=this.arrayIndex(c.toNumber());isNaN(b)&&this.throwException("Invalid array length");if(b<a.length)for(h in a.properties)h=this.arrayIndex(h),!isNaN(h)&&b<=h&&delete a.properties[h];a.length=b;return}isNaN(h=this.arrayIndex(b))||(a.length=Math.max(a.length,
    112. 

  112. h+1))}a.properties[b]=c;d&&(a.fixed[b]=!0);f&&(a.nonenumerable[b]=!0)}};Interpreter.prototype.deleteProperty=function(a,b){b=b.toString();return a.isPrimitive||a.fixed[b]||"length"==b&&this.isa(a,this.ARRAY)?!1:delete a.properties[b]};Interpreter.prototype.getScope=function(){for(var a=0;a<this.stateStack.length;a++)if(this.stateStack[a].scope)return this.stateStack[a].scope;throw"No scope found.";};
    113. 

  113. Interpreter.prototype.createScope=function(a,b){var c=this.createObject(null);(c.parentScope=b)||this.initGlobalScope(c);this.populateScope_(a,c);c.strict=!1;if(b&&b.strict)c.strict=!0;else{var d=a.body&&a.body[0];d&&d.expression&&"Literal"==d.expression.type&&"use strict"==d.expression.value&&(c.strict=!0)}return c};Interpreter.prototype.createSpecialScope=function(a,b){if(!a)throw"parentScope required";var c=b||this.createObject(null);c.parentScope=a;c.strict=a.strict;return c};
    114. 

  114. Interpreter.prototype.getValueFromScope=function(a){var b=this.getScope();for(a=a.toString();b;){if(this.hasProperty(b,a))return this.getProperty(b,a);b=b.parentScope}this.throwException("Unknown identifier: "+a);return this.UNDEFINED};Interpreter.prototype.setValueToScope=function(a,b){for(var c=this.getScope(),d=c.strict,f=a.toString();c;){if(this.hasProperty(c,f)||!d&&!c.parentScope){this.setProperty(c,f,b);return}c=c.parentScope}this.throwException("Unknown identifier: "+f)};
    115. 

  115. Interpreter.prototype.populateScope_=function(a,b){if("VariableDeclaration"==a.type)for(var c=0;c<a.declarations.length;c++)this.setProperty(b,a.declarations[c].id.name,this.UNDEFINED);else{if("FunctionDeclaration"==a.type){this.setProperty(b,a.id.name,this.createFunction(a,b));return}if("FunctionExpression"==a.type)return}var d=this,f;for(f in a){var e=a[f];if(e&&"object"==typeof e)if("number"==typeof e.length&&e.splice)for(c=0;c<e.length;c++){var h=e[c];h.constructor==d.ast.constructor&&d.populateScope_(h,
    116. 

  116. b)}else e.constructor==d.ast.constructor&&d.populateScope_(e,b)}};Interpreter.prototype.getValue=function(a){if(a.length){var b=a[0];a=a[1];return this.getProperty(b,a)}return this.getValueFromScope(a)};Interpreter.prototype.setValue=function(a,b){if(a.length){var c=a[0],d=a[1];this.setProperty(c,d,b)}else this.setValueToScope(a,b)};
    117. 

  117. Interpreter.prototype.throwException=function(a){do{this.stateStack.shift();var b=this.stateStack[0]}while(b&&"TryStatement"!==b.node.type);if(b)this.stateStack.unshift({node:b.node.handler,throwValue:a});else throw"Unhandled exception: "+a.toString();};
    118. 

  118. Interpreter.prototype.stepArrayExpression=function(){var a=this.stateStack[0],b=a.node,c=a.n||0;a.array?this.setProperty(a.array,c-1,a.value):a.array=this.createObject(this.ARRAY);b.elements[c]?(a.n=c+1,this.stateStack.unshift({node:b.elements[c]})):(a.array.length=a.n||0,this.stateStack.shift(),this.stateStack[0].value=a.array)};
    119. 

  119. Interpreter.prototype.stepAssignmentExpression=function(){var a=this.stateStack[0],b=a.node;if(a.doneLeft)if(a.doneRight){this.stateStack.shift();var c=a.leftSide,d=a.value;if("="==b.operator)b=d;else{var a=this.getValue(c),f=a.toNumber(),e=d.toNumber();if("+="==b.operator)"string"==a.type||"string"==d.type?(b=a.toString(),a=d.toString()):(b=f,a=e),b+=a;else if("-="==b.operator)b=f-e;else if("*="==b.operator)b=f*e;else if("/="==b.operator)b=f/e;else if("%="==b.operator)b=f%e;else if("<<="==b.operator)b=
    120. 

  120. f<<e;else if(">>="==b.operator)b=f>>e;else if(">>>="==b.operator)b=f>>>e;else if("&="==b.operator)b=f&e;else if("^="==b.operator)b=f^e;else if("|="==b.operator)b=f|e;else throw"Unknown assignment expression: "+b.operator;b=this.createPrimitive(b)}this.setValue(c,b);this.stateStack[0].value=b}else a.doneRight=!0,a.leftSide=a.value,this.stateStack.unshift({node:b.right});else a.doneLeft=!0,this.stateStack.unshift({node:b.left,components:!0})};
    121. 

  121. Interpreter.prototype.stepBinaryExpression=function(){var a=this.stateStack[0],b=a.node;if(a.doneLeft)if(a.doneRight){this.stateStack.shift();var c=a.leftValue,a=a.value,d=this.comp(c,a);if("=="==b.operator||"!="==b.operator)c=c.isPrimitive&&a.isPrimitive?c.data==a.data:0===d,"!="==b.operator&&(c=!c);else if("==="==b.operator||"!=="==b.operator)c=c.isPrimitive&&a.isPrimitive?c.data===a.data:c===a,"!=="==b.operator&&(c=!c);else if(">"==b.operator)c=1==d;else if(">="==b.operator)c=1==d||0===d;else if("<"==
    122. 

  122. b.operator)c=-1==d;else if("<="==b.operator)c=-1==d||0===d;else if("+"==b.operator)"string"==c.type||"string"==a.type?(c=c.toString(),a=a.toString()):(c=c.toNumber(),a=a.toNumber()),c+=a;else if("in"==b.operator)c=this.hasProperty(a,c);else if(c=c.toNumber(),a=a.toNumber(),"-"==b.operator)c-=a;else if("*"==b.operator)c*=a;else if("/"==b.operator)c/=a;else if("%"==b.operator)c%=a;else if("&"==b.operator)c&=a;else if("|"==b.operator)c|=a;else if("^"==b.operator)c^=a;else if("<<"==b.operator)c<<=a;else if(">>"==
    123. 

  123. b.operator)c>>=a;else if(">>>"==b.operator)c>>>=a;else throw"Unknown binary operator: "+b.operator;this.stateStack[0].value=this.createPrimitive(c)}else a.doneRight=!0,a.leftValue=a.value,this.stateStack.unshift({node:b.right});else a.doneLeft=!0,this.stateStack.unshift({node:b.left})};Interpreter.prototype.stepBlockStatement=function(){var a=this.stateStack[0],b=a.node,c=a.n_||0;b.body[c]?(a.done=!1,a.n_=c+1,this.stateStack.unshift({node:b.body[c]})):(a.done=!0,"Program"!=a.node.type&&this.stateStack.shift())};
    124. 

  124. Interpreter.prototype.stepBreakStatement=function(){var a=this.stateStack.shift(),a=a.node,b=null;a.label&&(b=a.label.name);for(a=this.stateStack.shift();a&&"CallExpression"!=a.node.type&&"NewExpression"!=a.node.type;){if(b?b==a.label:a.isLoop||a.isSwitch)return;a=this.stateStack.shift()}throw new SyntaxError("Illegal break statement");};
    125. 

  125. Interpreter.prototype.stepCallExpression=function(){var a=this.stateStack[0],b=a.node;if(a.doneCallee_){if(a.func_)c=a.n_,a.arguments.length!=b.arguments.length&&(a.arguments[c-1]=a.value);else{if("function"==a.value.type)a.func_=a.value;else if(a.member_=a.value[0],a.func_=this.getValue(a.value),!a.func_||"function"!=a.func_.type){this.throwException((a.func_&&a.func_.type)+" is not a function");return}"NewExpression"==a.node.type?(a.funcThis_=this.createObject(a.func_),a.isConstructor_=!0):a.funcThis_=
    126. 

  126. a.value.length?a.value[0]:this.stateStack[this.stateStack.length-1].thisExpression;a.arguments=[];var c=0}if(b.arguments[c])a.n_=c+1,this.stateStack.unshift({node:b.arguments[c]});else if(a.doneExec)this.stateStack.shift(),this.stateStack[0].value=a.isConstructor_&&"object"!==a.value.type?a.funcThis_:a.value;else{a.doneExec=!0;if(a.func_.node&&("FunctionApply_"==a.func_.node.type||"FunctionCall_"==a.func_.node.type)){a.funcThis_=a.arguments.shift();if("FunctionApply_"==a.func_.node.type){var d=a.arguments.shift();
    127. 

  127. if(d&&this.isa(d,this.ARRAY))for(a.arguments=[],b=0;b<d.length;b++)a.arguments[b]=this.getProperty(d,b);else a.arguments=[]}a.func_=a.member_}if(a.func_.node){c=this.createScope(a.func_.node.body,a.func_.parentScope);for(b=0;b<a.func_.node.params.length;b++){var d=this.createPrimitive(a.func_.node.params[b].name),f=a.arguments.length>b?a.arguments[b]:this.UNDEFINED;this.setProperty(c,d,f)}d=this.createObject(this.ARRAY);for(b=0;b<a.arguments.length;b++)this.setProperty(d,this.createPrimitive(b),a.arguments[b]);
    128. 

  128. this.setProperty(c,"arguments",d);b={node:a.func_.node.body,scope:c,thisExpression:a.funcThis_};this.stateStack.unshift(b);a.value=this.UNDEFINED}else if(a.func_.nativeFunc)a.value=a.func_.nativeFunc.apply(a.funcThis_,a.arguments);else if(a.func_.asyncFunc){var e=this,b=function(b){a.value=b||e.UNDEFINED;e.paused_=!1},b=a.arguments.concat(b);a.func_.asyncFunc.apply(a.funcThis_,b);this.paused_=!0}else if(a.func_.eval)(b=a.arguments[0])?b.isPrimitive?(b=new Interpreter(b.toString()),b.stateStack[0].scope.parentScope=
    129. 

  129. this.getScope(),a={node:{type:"Eval_"},interpreter:b},this.stateStack.unshift(a)):a.value=b:a.value=this.UNDEFINED;else throw new TypeError("function not a function (huh?)");}}else a.doneCallee_=!0,this.stateStack.unshift({node:b.callee,components:!0})};
    130. 

  130. Interpreter.prototype.stepCatchClause=function(){var a=this.stateStack[0],b=a.node;if(a.doneBody)this.stateStack.shift();else{a.doneBody=!0;var c;if(b.param){c=this.createSpecialScope(this.getScope());var d=this.createPrimitive(b.param.name);this.setProperty(c,d,a.throwValue)}this.stateStack.unshift({node:b.body,scope:c})}};
    131. 

  131. Interpreter.prototype.stepConditionalExpression=function(){var a=this.stateStack[0];a.done?(this.stateStack.shift(),"ConditionalExpression"==a.node.type&&(this.stateStack[0].value=a.value)):a.test?(a.done=!0,a.value.toBoolean()&&a.node.consequent?this.stateStack.unshift({node:a.node.consequent}):!a.value.toBoolean()&&a.node.alternate&&this.stateStack.unshift({node:a.node.alternate})):(a.test=!0,this.stateStack.unshift({node:a.node.test}))};
    132. 

  132. Interpreter.prototype.stepContinueStatement=function(){var a=this.stateStack[0].node,b=null;a.label&&(b=a.label.name);for(a=this.stateStack[0];a&&"CallExpression"!=a.node.type&&"NewExpression"!=a.node.type;){if(a.isLoop&&(!b||b==a.label))return;this.stateStack.shift();a=this.stateStack[0]}throw new SyntaxError("Illegal continue statement");};
    133. 

  133. Interpreter.prototype.stepDoWhileStatement=function(){var a=this.stateStack[0];a.isLoop=!0;"DoWhileStatement"==a.node.type&&void 0===a.test&&(a.value=this.TRUE,a.test=!0);a.test?(a.test=!1,a.value.toBoolean()?a.node.body&&this.stateStack.unshift({node:a.node.body}):this.stateStack.shift()):(a.test=!0,this.stateStack.unshift({node:a.node.test}))};Interpreter.prototype.stepEmptyStatement=function(){this.stateStack.shift()};
    134. 

  134. Interpreter.prototype.stepEval_=function(){var a=this.stateStack[0];a.interpreter.step()||(this.stateStack.shift(),this.stateStack[0].value=a.interpreter.value||this.UNDEFINED)};Interpreter.prototype.stepExpressionStatement=function(){var a=this.stateStack[0];a.done?(this.stateStack.shift(),this.value=a.value):(a.done=!0,this.stateStack.unshift({node:a.node.expression}))};
    135. 

  135. Interpreter.prototype.stepForInStatement=function(){var a=this.stateStack[0];a.isLoop=!0;var b=a.node;if(a.doneVariable_)if(a.doneObject_){"undefined"==typeof a.iterator&&(a.object=a.value,a.iterator=0);var c=null;a:do{var d=a.iterator,f;for(f in a.object.properties)if(!(f in a.object.nonenumerable)){if(0==d){c=f;break a}d--}a.object=a.object.parent&&a.object.parent.properties.prototype;a.iterator=0}while(a.object);a.iterator++;null===c?this.stateStack.shift():(this.setValueToScope(a.variable,this.createPrimitive(c)),
    136. 

  136. b.body&&this.stateStack.unshift({node:b.body}))}else a.doneObject_=!0,a.variable=a.value,this.stateStack.unshift({node:b.right});else a.doneVariable_=!0,a=b.left,"VariableDeclaration"==a.type&&(a=a.declarations[0].id),this.stateStack.unshift({node:a,components:!0})};
    137. 

  137. Interpreter.prototype.stepForStatement=function(){var a=this.stateStack[0];a.isLoop=!0;var b=a.node,c=a.mode||0;0==c?(a.mode=1,b.init&&this.stateStack.unshift({node:b.init})):1==c?(a.mode=2,b.test&&this.stateStack.unshift({node:b.test})):2==c?(a.mode=3,b.test&&a.value&&!a.value.toBoolean()?this.stateStack.shift():b.body&&this.stateStack.unshift({node:b.body})):3==c&&(a.mode=1,b.update&&this.stateStack.unshift({node:b.update}))};Interpreter.prototype.stepFunctionDeclaration=function(){this.stateStack.shift()};
    138. 

  138. Interpreter.prototype.stepFunctionExpression=function(){var a=this.stateStack.shift();this.stateStack[0].value=this.createFunction(a.node)};Interpreter.prototype.stepIdentifier=function(){var a=this.stateStack.shift(),b=this.createPrimitive(a.node.name);this.stateStack[0].value=a.components?b:this.getValueFromScope(b)};Interpreter.prototype.stepIfStatement=Interpreter.prototype.stepConditionalExpression;
    139. 

  139. Interpreter.prototype.stepLabeledStatement=function(){var a=this.stateStack.shift();this.stateStack.unshift({node:a.node.body,label:a.node.label.name})};Interpreter.prototype.stepLiteral=function(){var a=this.stateStack.shift();this.stateStack[0].value=this.createPrimitive(a.node.value)};
    140. 

  140. Interpreter.prototype.stepLogicalExpression=function(){var a=this.stateStack[0],b=a.node;if("&&"!=b.operator&&"||"!=b.operator)throw"Unknown logical operator: "+b.operator;a.doneLeft_?a.doneRight_?(this.stateStack.shift(),this.stateStack[0].value=a.value):"&&"==b.operator&&!a.value.toBoolean()||"||"==b.operator&&a.value.toBoolean()?(this.stateStack.shift(),this.stateStack[0].value=a.value):(a.doneRight_=!0,this.stateStack.unshift({node:b.right})):(a.doneLeft_=!0,this.stateStack.unshift({node:b.left}))};
    141. 

  141. Interpreter.prototype.stepMemberExpression=function(){var a=this.stateStack[0],b=a.node;a.doneObject_?a.doneProperty_?(this.stateStack.shift(),this.stateStack[0].value=a.components?[a.object,a.value]:this.getProperty(a.object,a.value)):(a.doneProperty_=!0,a.object=a.value,this.stateStack.unshift({node:b.property,components:!b.computed})):(a.doneObject_=!0,this.stateStack.unshift({node:b.object}))};Interpreter.prototype.stepNewExpression=Interpreter.prototype.stepCallExpression;
    142. 

  142. Interpreter.prototype.stepObjectExpression=function(){var a=this.stateStack[0],b=a.node,c=a.valueToggle,d=a.n||0;a.object?c?a.key=a.value:this.setProperty(a.object,a.key,a.value):a.object=this.createObject(this.OBJECT);b.properties[d]?(c?(a.n=d+1,this.stateStack.unshift({node:b.properties[d].value})):this.stateStack.unshift({node:b.properties[d].key,components:!0}),a.valueToggle=!c):(this.stateStack.shift(),this.stateStack[0].value=a.object)};Interpreter.prototype.stepProgram=Interpreter.prototype.stepBlockStatement;
    143. 

  143. Interpreter.prototype.stepReturnStatement=function(){var a=this.stateStack[0],b=a.node;if(b.argument&&!a.done)a.done=!0,this.stateStack.unshift({node:b.argument});else{b=a.value||this.UNDEFINED;do{this.stateStack.shift();if(0==this.stateStack.length)throw new SyntaxError("Illegal return statement");a=this.stateStack[0]}while("CallExpression"!=a.node.type&&"NewExpression"!=a.node.type);a.value=b}};
    144. 

  144. Interpreter.prototype.stepSequenceExpression=function(){var a=this.stateStack[0],b=a.node,c=a.n||0;b.expressions[c]?(a.n=c+1,this.stateStack.unshift({node:b.expressions[c]})):(this.stateStack.shift(),this.stateStack[0].value=a.value)};
    145. 

  145. Interpreter.prototype.stepSwitchStatement=function(){var a=this.stateStack[0];a.checked=a.checked||[];a.isSwitch=!0;if(a.test){a.switchValue||(a.switchValue=a.value);var b=a.index||0,c=a.node.cases[b];if(c)if(a.done||a.checked[b]||!c.test){if(a.done||!c.test||0==this.comp(a.value,a.switchValue)){a.done=!0;var d=a.n||0;if(c.consequent[d]){this.stateStack.unshift({node:c.consequent[d]});a.n=d+1;return}}a.n=0;a.index=b+1}else a.checked[b]=!0,this.stateStack.unshift({node:c.test});else this.stateStack.shift()}else a.test=
    146. 

  146. !0,this.stateStack.unshift({node:a.node.discriminant})};Interpreter.prototype.stepThisExpression=function(){this.stateStack.shift();for(var a=0;a<this.stateStack.length;a++)if(this.stateStack[a].thisExpression){this.stateStack[0].value=this.stateStack[a].thisExpression;return}throw"No this expression found.";};Interpreter.prototype.stepThrowStatement=function(){var a=this.stateStack[0],b=a.node;a.argument?this.throwException(a.value):(a.argument=!0,this.stateStack.unshift({node:b.argument}))};
    147. 

  147. Interpreter.prototype.stepTryStatement=function(){var a=this.stateStack[0],b=a.node;a.doneBlock?!a.doneFinalizer&&b.finalizer?(a.doneFinalizer=!0,this.stateStack.unshift({node:b.finalizer})):this.stateStack.shift():(a.doneBlock=!0,this.stateStack.unshift({node:b.block}))};
    148. 

  148. Interpreter.prototype.stepUnaryExpression=function(){var a=this.stateStack[0],b=a.node;if(a.done){this.stateStack.shift();if("-"==b.operator)a=-a.value.toNumber();else if("+"==b.operator)a=a.value.toNumber();else if("!"==b.operator)a=!a.value.toBoolean();else if("~"==b.operator)a=~a.value.toNumber();else if("typeof"==b.operator)a=a.value.type;else if("delete"==b.operator)a.value.length?(b=a.value[0],a=a.value[1]):(b=this.getScope(),a=a.value),a=this.deleteProperty(b,a);else if("void"==b.operator)a=
    149. 

  149. void 0;else throw"Unknown unary operator: "+b.operator;this.stateStack[0].value=this.createPrimitive(a)}else a.done=!0,a={node:b.argument},"delete"==b.operator&&(a.components=!0),this.stateStack.unshift(a)};
    150. 

  150. Interpreter.prototype.stepUpdateExpression=function(){var a=this.stateStack[0],b=a.node;if(a.done){this.stateStack.shift();var a=a.value,c=this.getValue(a).toNumber(),d;if("++"==b.operator)d=this.createPrimitive(c+1);else if("--"==b.operator)d=this.createPrimitive(c-1);else throw"Unknown update expression: "+b.operator;this.setValue(a,d);this.stateStack[0].value=b.prefix?d:this.createPrimitive(c)}else a.done=!0,this.stateStack.unshift({node:b.argument,components:!0})};
    151. 

  151. Interpreter.prototype.stepVariableDeclaration=function(){var a=this.stateStack[0],b=a.node,c=a.n||0;b.declarations[c]?(a.n=c+1,this.stateStack.unshift({node:b.declarations[c]})):this.stateStack.shift()};Interpreter.prototype.stepVariableDeclarator=function(){var a=this.stateStack[0],b=a.node;if(b.init&&!a.done)a.done=!0,this.stateStack.unshift({node:b.init});else{if(!this.hasProperty(this,b.id.name)||b.init)a=b.init?a.value:this.UNDEFINED,this.setValue(this.createPrimitive(b.id.name),a);this.stateStack.shift()}};
    152. 

  152. Interpreter.prototype.stepWithStatement=function(){var a=this.stateStack[0],b=a.node;a.doneObject?a.doneBody?this.stateStack.shift():(a.doneBody=!0,a=this.createSpecialScope(this.getScope(),a.value),this.stateStack.unshift({node:b.body,scope:a})):(a.doneObject=!0,this.stateStack.unshift({node:b.object}))};Interpreter.prototype.stepWhileStatement=Interpreter.prototype.stepDoWhileStatement;window.Interpreter=Interpreter;Interpreter.prototype.appendCode=Interpreter.prototype.appendCode;
    153. 

  153. Interpreter.prototype.step=Interpreter.prototype.step;Interpreter.prototype.run=Interpreter.prototype.run;
    154.