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From gar...@apache.org
Subject [19/52] [partial] Remove unneeded ace files and codemirror
Date Wed, 30 Oct 2013 13:43:13 GMT
http://git-wip-us.apache.org/repos/asf/couchdb/blob/5b8fb9c3/src/fauxton/assets/js/libs/ace/mode/coffee/nodes.js
----------------------------------------------------------------------
diff --git a/src/fauxton/assets/js/libs/ace/mode/coffee/nodes.js b/src/fauxton/assets/js/libs/ace/mode/coffee/nodes.js
deleted file mode 100644
index b97dd58..0000000
--- a/src/fauxton/assets/js/libs/ace/mode/coffee/nodes.js
+++ /dev/null
@@ -1,3080 +0,0 @@
-/**
- * Copyright (c) 2009-2013 Jeremy Ashkenas
- * 
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following
- * conditions:
- * 
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- * 
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
- * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- * 
- */
-
-define(function(require, exports, module) {
-// Generated by CoffeeScript 1.6.3
-
-  var Access, Arr, Assign, Base, Block, Call, Class, Closure, Code, CodeFragment, Comment, Existence, Extends, For, IDENTIFIER, IDENTIFIER_STR, IS_STRING, If, In, Index, LEVEL_ACCESS, LEVEL_COND, LEVEL_LIST, LEVEL_OP, LEVEL_PAREN, LEVEL_TOP, Literal, METHOD_DEF, NEGATE, NO, Obj, Op, Param, Parens, RESERVED, Range, Return, SIMPLENUM, STRICT_PROSCRIBED, Scope, Slice, Splat, Switch, TAB, THIS, Throw, Try, UTILITIES, Value, While, YES, addLocationDataFn, compact, del, ends, extend, flatten, fragmentsToText, last, locationDataToString, merge, multident, some, starts, throwSyntaxError, unfoldSoak, utility, _ref, _ref1, _ref2, _ref3,
-    __hasProp = {}.hasOwnProperty,
-    __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
-    __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; },
-    __slice = [].slice;
-
-  Error.stackTraceLimit = Infinity;
-
-  Scope = require('./scope').Scope;
-
-  _ref = require('./lexer'), RESERVED = _ref.RESERVED, STRICT_PROSCRIBED = _ref.STRICT_PROSCRIBED;
-
-  _ref1 = require('./helpers'), compact = _ref1.compact, flatten = _ref1.flatten, extend = _ref1.extend, merge = _ref1.merge, del = _ref1.del, starts = _ref1.starts, ends = _ref1.ends, last = _ref1.last, some = _ref1.some, addLocationDataFn = _ref1.addLocationDataFn, locationDataToString = _ref1.locationDataToString, throwSyntaxError = _ref1.throwSyntaxError;
-
-  exports.extend = extend;
-
-  exports.addLocationDataFn = addLocationDataFn;
-
-  YES = function() {
-    return true;
-  };
-
-  NO = function() {
-    return false;
-  };
-
-  THIS = function() {
-    return this;
-  };
-
-  NEGATE = function() {
-    this.negated = !this.negated;
-    return this;
-  };
-
-  exports.CodeFragment = CodeFragment = (function() {
-    function CodeFragment(parent, code) {
-      var _ref2;
-      this.code = "" + code;
-      this.locationData = parent != null ? parent.locationData : void 0;
-      this.type = (parent != null ? (_ref2 = parent.constructor) != null ? _ref2.name : void 0 : void 0) || 'unknown';
-    }
-
-    CodeFragment.prototype.toString = function() {
-      return "" + this.code + (this.locationData ? ": " + locationDataToString(this.locationData) : '');
-    };
-
-    return CodeFragment;
-
-  })();
-
-  fragmentsToText = function(fragments) {
-    var fragment;
-    return ((function() {
-      var _i, _len, _results;
-      _results = [];
-      for (_i = 0, _len = fragments.length; _i < _len; _i++) {
-        fragment = fragments[_i];
-        _results.push(fragment.code);
-      }
-      return _results;
-    })()).join('');
-  };
-
-  exports.Base = Base = (function() {
-    function Base() {}
-
-    Base.prototype.compile = function(o, lvl) {
-      return fragmentsToText(this.compileToFragments(o, lvl));
-    };
-
-    Base.prototype.compileToFragments = function(o, lvl) {
-      var node;
-      o = extend({}, o);
-      if (lvl) {
-        o.level = lvl;
-      }
-      node = this.unfoldSoak(o) || this;
-      node.tab = o.indent;
-      if (o.level === LEVEL_TOP || !node.isStatement(o)) {
-        return node.compileNode(o);
-      } else {
-        return node.compileClosure(o);
-      }
-    };
-
-    Base.prototype.compileClosure = function(o) {
-      var jumpNode;
-      if (jumpNode = this.jumps()) {
-        jumpNode.error('cannot use a pure statement in an expression');
-      }
-      o.sharedScope = true;
-      return Closure.wrap(this).compileNode(o);
-    };
-
-    Base.prototype.cache = function(o, level, reused) {
-      var ref, sub;
-      if (!this.isComplex()) {
-        ref = level ? this.compileToFragments(o, level) : this;
-        return [ref, ref];
-      } else {
-        ref = new Literal(reused || o.scope.freeVariable('ref'));
-        sub = new Assign(ref, this);
-        if (level) {
-          return [sub.compileToFragments(o, level), [this.makeCode(ref.value)]];
-        } else {
-          return [sub, ref];
-        }
-      }
-    };
-
-    Base.prototype.cacheToCodeFragments = function(cacheValues) {
-      return [fragmentsToText(cacheValues[0]), fragmentsToText(cacheValues[1])];
-    };
-
-    Base.prototype.makeReturn = function(res) {
-      var me;
-      me = this.unwrapAll();
-      if (res) {
-        return new Call(new Literal("" + res + ".push"), [me]);
-      } else {
-        return new Return(me);
-      }
-    };
-
-    Base.prototype.contains = function(pred) {
-      var node;
-      node = void 0;
-      this.traverseChildren(false, function(n) {
-        if (pred(n)) {
-          node = n;
-          return false;
-        }
-      });
-      return node;
-    };
-
-    Base.prototype.lastNonComment = function(list) {
-      var i;
-      i = list.length;
-      while (i--) {
-        if (!(list[i] instanceof Comment)) {
-          return list[i];
-        }
-      }
-      return null;
-    };
-
-    Base.prototype.toString = function(idt, name) {
-      var tree;
-      if (idt == null) {
-        idt = '';
-      }
-      if (name == null) {
-        name = this.constructor.name;
-      }
-      tree = '\n' + idt + name;
-      if (this.soak) {
-        tree += '?';
-      }
-      this.eachChild(function(node) {
-        return tree += node.toString(idt + TAB);
-      });
-      return tree;
-    };
-
-    Base.prototype.eachChild = function(func) {
-      var attr, child, _i, _j, _len, _len1, _ref2, _ref3;
-      if (!this.children) {
-        return this;
-      }
-      _ref2 = this.children;
-      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
-        attr = _ref2[_i];
-        if (this[attr]) {
-          _ref3 = flatten([this[attr]]);
-          for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
-            child = _ref3[_j];
-            if (func(child) === false) {
-              return this;
-            }
-          }
-        }
-      }
-      return this;
-    };
-
-    Base.prototype.traverseChildren = function(crossScope, func) {
-      return this.eachChild(function(child) {
-        var recur;
-        recur = func(child);
-        if (recur !== false) {
-          return child.traverseChildren(crossScope, func);
-        }
-      });
-    };
-
-    Base.prototype.invert = function() {
-      return new Op('!', this);
-    };
-
-    Base.prototype.unwrapAll = function() {
-      var node;
-      node = this;
-      while (node !== (node = node.unwrap())) {
-        continue;
-      }
-      return node;
-    };
-
-    Base.prototype.children = [];
-
-    Base.prototype.isStatement = NO;
-
-    Base.prototype.jumps = NO;
-
-    Base.prototype.isComplex = YES;
-
-    Base.prototype.isChainable = NO;
-
-    Base.prototype.isAssignable = NO;
-
-    Base.prototype.unwrap = THIS;
-
-    Base.prototype.unfoldSoak = NO;
-
-    Base.prototype.assigns = NO;
-
-    Base.prototype.updateLocationDataIfMissing = function(locationData) {
-      if (this.locationData) {
-        return this;
-      }
-      this.locationData = locationData;
-      return this.eachChild(function(child) {
-        return child.updateLocationDataIfMissing(locationData);
-      });
-    };
-
-    Base.prototype.error = function(message) {
-      return throwSyntaxError(message, this.locationData);
-    };
-
-    Base.prototype.makeCode = function(code) {
-      return new CodeFragment(this, code);
-    };
-
-    Base.prototype.wrapInBraces = function(fragments) {
-      return [].concat(this.makeCode('('), fragments, this.makeCode(')'));
-    };
-
-    Base.prototype.joinFragmentArrays = function(fragmentsList, joinStr) {
-      var answer, fragments, i, _i, _len;
-      answer = [];
-      for (i = _i = 0, _len = fragmentsList.length; _i < _len; i = ++_i) {
-        fragments = fragmentsList[i];
-        if (i) {
-          answer.push(this.makeCode(joinStr));
-        }
-        answer = answer.concat(fragments);
-      }
-      return answer;
-    };
-
-    return Base;
-
-  })();
-
-  exports.Block = Block = (function(_super) {
-    __extends(Block, _super);
-
-    function Block(nodes) {
-      this.expressions = compact(flatten(nodes || []));
-    }
-
-    Block.prototype.children = ['expressions'];
-
-    Block.prototype.push = function(node) {
-      this.expressions.push(node);
-      return this;
-    };
-
-    Block.prototype.pop = function() {
-      return this.expressions.pop();
-    };
-
-    Block.prototype.unshift = function(node) {
-      this.expressions.unshift(node);
-      return this;
-    };
-
-    Block.prototype.unwrap = function() {
-      if (this.expressions.length === 1) {
-        return this.expressions[0];
-      } else {
-        return this;
-      }
-    };
-
-    Block.prototype.isEmpty = function() {
-      return !this.expressions.length;
-    };
-
-    Block.prototype.isStatement = function(o) {
-      var exp, _i, _len, _ref2;
-      _ref2 = this.expressions;
-      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
-        exp = _ref2[_i];
-        if (exp.isStatement(o)) {
-          return true;
-        }
-      }
-      return false;
-    };
-
-    Block.prototype.jumps = function(o) {
-      var exp, _i, _len, _ref2;
-      _ref2 = this.expressions;
-      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
-        exp = _ref2[_i];
-        if (exp.jumps(o)) {
-          return exp;
-        }
-      }
-    };
-
-    Block.prototype.makeReturn = function(res) {
-      var expr, len;
-      len = this.expressions.length;
-      while (len--) {
-        expr = this.expressions[len];
-        if (!(expr instanceof Comment)) {
-          this.expressions[len] = expr.makeReturn(res);
-          if (expr instanceof Return && !expr.expression) {
-            this.expressions.splice(len, 1);
-          }
-          break;
-        }
-      }
-      return this;
-    };
-
-    Block.prototype.compileToFragments = function(o, level) {
-      if (o == null) {
-        o = {};
-      }
-      if (o.scope) {
-        return Block.__super__.compileToFragments.call(this, o, level);
-      } else {
-        return this.compileRoot(o);
-      }
-    };
-
-    Block.prototype.compileNode = function(o) {
-      var answer, compiledNodes, fragments, index, node, top, _i, _len, _ref2;
-      this.tab = o.indent;
-      top = o.level === LEVEL_TOP;
-      compiledNodes = [];
-      _ref2 = this.expressions;
-      for (index = _i = 0, _len = _ref2.length; _i < _len; index = ++_i) {
-        node = _ref2[index];
-        node = node.unwrapAll();
-        node = node.unfoldSoak(o) || node;
-        if (node instanceof Block) {
-          compiledNodes.push(node.compileNode(o));
-        } else if (top) {
-          node.front = true;
-          fragments = node.compileToFragments(o);
-          if (!node.isStatement(o)) {
-            fragments.unshift(this.makeCode("" + this.tab));
-            fragments.push(this.makeCode(";"));
-          }
-          compiledNodes.push(fragments);
-        } else {
-          compiledNodes.push(node.compileToFragments(o, LEVEL_LIST));
-        }
-      }
-      if (top) {
-        if (this.spaced) {
-          return [].concat(this.joinFragmentArrays(compiledNodes, '\n\n'), this.makeCode("\n"));
-        } else {
-          return this.joinFragmentArrays(compiledNodes, '\n');
-        }
-      }
-      if (compiledNodes.length) {
-        answer = this.joinFragmentArrays(compiledNodes, ', ');
-      } else {
-        answer = [this.makeCode("void 0")];
-      }
-      if (compiledNodes.length > 1 && o.level >= LEVEL_LIST) {
-        return this.wrapInBraces(answer);
-      } else {
-        return answer;
-      }
-    };
-
-    Block.prototype.compileRoot = function(o) {
-      var exp, fragments, i, name, prelude, preludeExps, rest, _i, _len, _ref2;
-      o.indent = o.bare ? '' : TAB;
-      o.level = LEVEL_TOP;
-      this.spaced = true;
-      o.scope = new Scope(null, this, null);
-      _ref2 = o.locals || [];
-      for (_i = 0, _len = _ref2.length; _i < _len; _i++) {
-        name = _ref2[_i];
-        o.scope.parameter(name);
-      }
-      prelude = [];
-      if (!o.bare) {
-        preludeExps = (function() {
-          var _j, _len1, _ref3, _results;
-          _ref3 = this.expressions;
-          _results = [];
-          for (i = _j = 0, _len1 = _ref3.length; _j < _len1; i = ++_j) {
-            exp = _ref3[i];
-            if (!(exp.unwrap() instanceof Comment)) {
-              break;
-            }
-            _results.push(exp);
-          }
-          return _results;
-        }).call(this);
-        rest = this.expressions.slice(preludeExps.length);
-        this.expressions = preludeExps;
-        if (preludeExps.length) {
-          prelude = this.compileNode(merge(o, {
-            indent: ''
-          }));
-          prelude.push(this.makeCode("\n"));
-        }
-        this.expressions = rest;
-      }
-      fragments = this.compileWithDeclarations(o);
-      if (o.bare) {
-        return fragments;
-      }
-      return [].concat(prelude, this.makeCode("(function() {\n"), fragments, this.makeCode("\n}).call(this);\n"));
-    };
-
-    Block.prototype.compileWithDeclarations = function(o) {
-      var assigns, declars, exp, fragments, i, post, rest, scope, spaced, _i, _len, _ref2, _ref3, _ref4;
-      fragments = [];
-      post = [];
-      _ref2 = this.expressions;
-      for (i = _i = 0, _len = _ref2.length; _i < _len; i = ++_i) {
-        exp = _ref2[i];
-        exp = exp.unwrap();
-        if (!(exp instanceof Comment || exp instanceof Literal)) {
-          break;
-        }
-      }
-      o = merge(o, {
-        level: LEVEL_TOP
-      });
-      if (i) {
-        rest = this.expressions.splice(i, 9e9);
-        _ref3 = [this.spaced, false], spaced = _ref3[0], this.spaced = _ref3[1];
-        _ref4 = [this.compileNode(o), spaced], fragments = _ref4[0], this.spaced = _ref4[1];
-        this.expressions = rest;
-      }
-      post = this.compileNode(o);
-      scope = o.scope;
-      if (scope.expressions === this) {
-        declars = o.scope.hasDeclarations();
-        assigns = scope.hasAssignments;
-        if (declars || assigns) {
-          if (i) {
-            fragments.push(this.makeCode('\n'));
-          }
-          fragments.push(this.makeCode("" + this.tab + "var "));
-          if (declars) {
-            fragments.push(this.makeCode(scope.declaredVariables().join(', ')));
-          }
-          if (assigns) {
-            if (declars) {
-              fragments.push(this.makeCode(",\n" + (this.tab + TAB)));
-            }
-            fragments.push(this.makeCode(scope.assignedVariables().join(",\n" + (this.tab + TAB))));
-          }
-          fragments.push(this.makeCode(";\n" + (this.spaced ? '\n' : '')));
-        } else if (fragments.length && post.length) {
-          fragments.push(this.makeCode("\n"));
-        }
-      }
-      return fragments.concat(post);
-    };
-
-    Block.wrap = function(nodes) {
-      if (nodes.length === 1 && nodes[0] instanceof Block) {
-        return nodes[0];
-      }
-      return new Block(nodes);
-    };
-
-    return Block;
-
-  })(Base);
-
-  exports.Literal = Literal = (function(_super) {
-    __extends(Literal, _super);
-
-    function Literal(value) {
-      this.value = value;
-    }
-
-    Literal.prototype.makeReturn = function() {
-      if (this.isStatement()) {
-        return this;
-      } else {
-        return Literal.__super__.makeReturn.apply(this, arguments);
-      }
-    };
-
-    Literal.prototype.isAssignable = function() {
-      return IDENTIFIER.test(this.value);
-    };
-
-    Literal.prototype.isStatement = function() {
-      var _ref2;
-      return (_ref2 = this.value) === 'break' || _ref2 === 'continue' || _ref2 === 'debugger';
-    };
-
-    Literal.prototype.isComplex = NO;
-
-    Literal.prototype.assigns = function(name) {
-      return name === this.value;
-    };
-
-    Literal.prototype.jumps = function(o) {
-      if (this.value === 'break' && !((o != null ? o.loop : void 0) || (o != null ? o.block : void 0))) {
-        return this;
-      }
-      if (this.value === 'continue' && !(o != null ? o.loop : void 0)) {
-        return this;
-      }
-    };
-
-    Literal.prototype.compileNode = function(o) {
-      var answer, code, _ref2;
-      code = this.value === 'this' ? ((_ref2 = o.scope.method) != null ? _ref2.bound : void 0) ? o.scope.method.context : this.value : this.value.reserved ? "\"" + this.value + "\"" : this.value;
-      answer = this.isStatement() ? "" + this.tab + code + ";" : code;
-      return [this.makeCode(answer)];
-    };
-
-    Literal.prototype.toString = function() {
-      return ' "' + this.value + '"';
-    };
-
-    return Literal;
-
-  })(Base);
-
-  exports.Undefined = (function(_super) {
-    __extends(Undefined, _super);
-
-    function Undefined() {
-      _ref2 = Undefined.__super__.constructor.apply(this, arguments);
-      return _ref2;
-    }
-
-    Undefined.prototype.isAssignable = NO;
-
-    Undefined.prototype.isComplex = NO;
-
-    Undefined.prototype.compileNode = function(o) {
-      return [this.makeCode(o.level >= LEVEL_ACCESS ? '(void 0)' : 'void 0')];
-    };
-
-    return Undefined;
-
-  })(Base);
-
-  exports.Null = (function(_super) {
-    __extends(Null, _super);
-
-    function Null() {
-      _ref3 = Null.__super__.constructor.apply(this, arguments);
-      return _ref3;
-    }
-
-    Null.prototype.isAssignable = NO;
-
-    Null.prototype.isComplex = NO;
-
-    Null.prototype.compileNode = function() {
-      return [this.makeCode("null")];
-    };
-
-    return Null;
-
-  })(Base);
-
-  exports.Bool = (function(_super) {
-    __extends(Bool, _super);
-
-    Bool.prototype.isAssignable = NO;
-
-    Bool.prototype.isComplex = NO;
-
-    Bool.prototype.compileNode = function() {
-      return [this.makeCode(this.val)];
-    };
-
-    function Bool(val) {
-      this.val = val;
-    }
-
-    return Bool;
-
-  })(Base);
-
-  exports.Return = Return = (function(_super) {
-    __extends(Return, _super);
-
-    function Return(expr) {
-      if (expr && !expr.unwrap().isUndefined) {
-        this.expression = expr;
-      }
-    }
-
-    Return.prototype.children = ['expression'];
-
-    Return.prototype.isStatement = YES;
-
-    Return.prototype.makeReturn = THIS;
-
-    Return.prototype.jumps = THIS;
-
-    Return.prototype.compileToFragments = function(o, level) {
-      var expr, _ref4;
-      expr = (_ref4 = this.expression) != null ? _ref4.makeReturn() : void 0;
-      if (expr && !(expr instanceof Return)) {
-        return expr.compileToFragments(o, level);
-      } else {
-        return Return.__super__.compileToFragments.call(this, o, level);
-      }
-    };
-
-    Return.prototype.compileNode = function(o) {
-      var answer;
-      answer = [];
-      answer.push(this.makeCode(this.tab + ("return" + (this.expression ? " " : ""))));
-      if (this.expression) {
-        answer = answer.concat(this.expression.compileToFragments(o, LEVEL_PAREN));
-      }
-      answer.push(this.makeCode(";"));
-      return answer;
-    };
-
-    return Return;
-
-  })(Base);
-
-  exports.Value = Value = (function(_super) {
-    __extends(Value, _super);
-
-    function Value(base, props, tag) {
-      if (!props && base instanceof Value) {
-        return base;
-      }
-      this.base = base;
-      this.properties = props || [];
-      if (tag) {
-        this[tag] = true;
-      }
-      return this;
-    }
-
-    Value.prototype.children = ['base', 'properties'];
-
-    Value.prototype.add = function(props) {
-      this.properties = this.properties.concat(props);
-      return this;
-    };
-
-    Value.prototype.hasProperties = function() {
-      return !!this.properties.length;
-    };
-
-    Value.prototype.isArray = function() {
-      return !this.properties.length && this.base instanceof Arr;
-    };
-
-    Value.prototype.isComplex = function() {
-      return this.hasProperties() || this.base.isComplex();
-    };
-
-    Value.prototype.isAssignable = function() {
-      return this.hasProperties() || this.base.isAssignable();
-    };
-
-    Value.prototype.isSimpleNumber = function() {
-      return this.base instanceof Literal && SIMPLENUM.test(this.base.value);
-    };
-
-    Value.prototype.isString = function() {
-      return this.base instanceof Literal && IS_STRING.test(this.base.value);
-    };
-
-    Value.prototype.isAtomic = function() {
-      var node, _i, _len, _ref4;
-      _ref4 = this.properties.concat(this.base);
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        node = _ref4[_i];
-        if (node.soak || node instanceof Call) {
-          return false;
-        }
-      }
-      return true;
-    };
-
-    Value.prototype.isStatement = function(o) {
-      return !this.properties.length && this.base.isStatement(o);
-    };
-
-    Value.prototype.assigns = function(name) {
-      return !this.properties.length && this.base.assigns(name);
-    };
-
-    Value.prototype.jumps = function(o) {
-      return !this.properties.length && this.base.jumps(o);
-    };
-
-    Value.prototype.isObject = function(onlyGenerated) {
-      if (this.properties.length) {
-        return false;
-      }
-      return (this.base instanceof Obj) && (!onlyGenerated || this.base.generated);
-    };
-
-    Value.prototype.isSplice = function() {
-      return last(this.properties) instanceof Slice;
-    };
-
-    Value.prototype.unwrap = function() {
-      if (this.properties.length) {
-        return this;
-      } else {
-        return this.base;
-      }
-    };
-
-    Value.prototype.cacheReference = function(o) {
-      var base, bref, name, nref;
-      name = last(this.properties);
-      if (this.properties.length < 2 && !this.base.isComplex() && !(name != null ? name.isComplex() : void 0)) {
-        return [this, this];
-      }
-      base = new Value(this.base, this.properties.slice(0, -1));
-      if (base.isComplex()) {
-        bref = new Literal(o.scope.freeVariable('base'));
-        base = new Value(new Parens(new Assign(bref, base)));
-      }
-      if (!name) {
-        return [base, bref];
-      }
-      if (name.isComplex()) {
-        nref = new Literal(o.scope.freeVariable('name'));
-        name = new Index(new Assign(nref, name.index));
-        nref = new Index(nref);
-      }
-      return [base.add(name), new Value(bref || base.base, [nref || name])];
-    };
-
-    Value.prototype.compileNode = function(o) {
-      var fragments, prop, props, _i, _len;
-      this.base.front = this.front;
-      props = this.properties;
-      fragments = this.base.compileToFragments(o, (props.length ? LEVEL_ACCESS : null));
-      if ((this.base instanceof Parens || props.length) && SIMPLENUM.test(fragmentsToText(fragments))) {
-        fragments.push(this.makeCode('.'));
-      }
-      for (_i = 0, _len = props.length; _i < _len; _i++) {
-        prop = props[_i];
-        fragments.push.apply(fragments, prop.compileToFragments(o));
-      }
-      return fragments;
-    };
-
-    Value.prototype.unfoldSoak = function(o) {
-      var _this = this;
-      return this.unfoldedSoak != null ? this.unfoldedSoak : this.unfoldedSoak = (function() {
-        var fst, i, ifn, prop, ref, snd, _i, _len, _ref4, _ref5;
-        if (ifn = _this.base.unfoldSoak(o)) {
-          (_ref4 = ifn.body.properties).push.apply(_ref4, _this.properties);
-          return ifn;
-        }
-        _ref5 = _this.properties;
-        for (i = _i = 0, _len = _ref5.length; _i < _len; i = ++_i) {
-          prop = _ref5[i];
-          if (!prop.soak) {
-            continue;
-          }
-          prop.soak = false;
-          fst = new Value(_this.base, _this.properties.slice(0, i));
-          snd = new Value(_this.base, _this.properties.slice(i));
-          if (fst.isComplex()) {
-            ref = new Literal(o.scope.freeVariable('ref'));
-            fst = new Parens(new Assign(ref, fst));
-            snd.base = ref;
-          }
-          return new If(new Existence(fst), snd, {
-            soak: true
-          });
-        }
-        return false;
-      })();
-    };
-
-    return Value;
-
-  })(Base);
-
-  exports.Comment = Comment = (function(_super) {
-    __extends(Comment, _super);
-
-    function Comment(comment) {
-      this.comment = comment;
-    }
-
-    Comment.prototype.isStatement = YES;
-
-    Comment.prototype.makeReturn = THIS;
-
-    Comment.prototype.compileNode = function(o, level) {
-      var code;
-      code = "/*" + (multident(this.comment, this.tab)) + (__indexOf.call(this.comment, '\n') >= 0 ? "\n" + this.tab : '') + "*/";
-      if ((level || o.level) === LEVEL_TOP) {
-        code = o.indent + code;
-      }
-      return [this.makeCode("\n"), this.makeCode(code)];
-    };
-
-    return Comment;
-
-  })(Base);
-
-  exports.Call = Call = (function(_super) {
-    __extends(Call, _super);
-
-    function Call(variable, args, soak) {
-      this.args = args != null ? args : [];
-      this.soak = soak;
-      this.isNew = false;
-      this.isSuper = variable === 'super';
-      this.variable = this.isSuper ? null : variable;
-    }
-
-    Call.prototype.children = ['variable', 'args'];
-
-    Call.prototype.newInstance = function() {
-      var base, _ref4;
-      base = ((_ref4 = this.variable) != null ? _ref4.base : void 0) || this.variable;
-      if (base instanceof Call && !base.isNew) {
-        base.newInstance();
-      } else {
-        this.isNew = true;
-      }
-      return this;
-    };
-
-    Call.prototype.superReference = function(o) {
-      var accesses, method;
-      method = o.scope.namedMethod();
-      if (method != null ? method.klass : void 0) {
-        accesses = [new Access(new Literal('__super__'))];
-        if (method["static"]) {
-          accesses.push(new Access(new Literal('constructor')));
-        }
-        accesses.push(new Access(new Literal(method.name)));
-        return (new Value(new Literal(method.klass), accesses)).compile(o);
-      } else if (method != null ? method.ctor : void 0) {
-        return "" + method.name + ".__super__.constructor";
-      } else {
-        return this.error('cannot call super outside of an instance method.');
-      }
-    };
-
-    Call.prototype.superThis = function(o) {
-      var method;
-      method = o.scope.method;
-      return (method && !method.klass && method.context) || "this";
-    };
-
-    Call.prototype.unfoldSoak = function(o) {
-      var call, ifn, left, list, rite, _i, _len, _ref4, _ref5;
-      if (this.soak) {
-        if (this.variable) {
-          if (ifn = unfoldSoak(o, this, 'variable')) {
-            return ifn;
-          }
-          _ref4 = new Value(this.variable).cacheReference(o), left = _ref4[0], rite = _ref4[1];
-        } else {
-          left = new Literal(this.superReference(o));
-          rite = new Value(left);
-        }
-        rite = new Call(rite, this.args);
-        rite.isNew = this.isNew;
-        left = new Literal("typeof " + (left.compile(o)) + " === \"function\"");
-        return new If(left, new Value(rite), {
-          soak: true
-        });
-      }
-      call = this;
-      list = [];
-      while (true) {
-        if (call.variable instanceof Call) {
-          list.push(call);
-          call = call.variable;
-          continue;
-        }
-        if (!(call.variable instanceof Value)) {
-          break;
-        }
-        list.push(call);
-        if (!((call = call.variable.base) instanceof Call)) {
-          break;
-        }
-      }
-      _ref5 = list.reverse();
-      for (_i = 0, _len = _ref5.length; _i < _len; _i++) {
-        call = _ref5[_i];
-        if (ifn) {
-          if (call.variable instanceof Call) {
-            call.variable = ifn;
-          } else {
-            call.variable.base = ifn;
-          }
-        }
-        ifn = unfoldSoak(o, call, 'variable');
-      }
-      return ifn;
-    };
-
-    Call.prototype.compileNode = function(o) {
-      var arg, argIndex, compiledArgs, compiledArray, fragments, preface, _i, _len, _ref4, _ref5;
-      if ((_ref4 = this.variable) != null) {
-        _ref4.front = this.front;
-      }
-      compiledArray = Splat.compileSplattedArray(o, this.args, true);
-      if (compiledArray.length) {
-        return this.compileSplat(o, compiledArray);
-      }
-      compiledArgs = [];
-      _ref5 = this.args;
-      for (argIndex = _i = 0, _len = _ref5.length; _i < _len; argIndex = ++_i) {
-        arg = _ref5[argIndex];
-        if (argIndex) {
-          compiledArgs.push(this.makeCode(", "));
-        }
-        compiledArgs.push.apply(compiledArgs, arg.compileToFragments(o, LEVEL_LIST));
-      }
-      fragments = [];
-      if (this.isSuper) {
-        preface = this.superReference(o) + (".call(" + (this.superThis(o)));
-        if (compiledArgs.length) {
-          preface += ", ";
-        }
-        fragments.push(this.makeCode(preface));
-      } else {
-        if (this.isNew) {
-          fragments.push(this.makeCode('new '));
-        }
-        fragments.push.apply(fragments, this.variable.compileToFragments(o, LEVEL_ACCESS));
-        fragments.push(this.makeCode("("));
-      }
-      fragments.push.apply(fragments, compiledArgs);
-      fragments.push(this.makeCode(")"));
-      return fragments;
-    };
-
-    Call.prototype.compileSplat = function(o, splatArgs) {
-      var answer, base, fun, idt, name, ref;
-      if (this.isSuper) {
-        return [].concat(this.makeCode("" + (this.superReference(o)) + ".apply(" + (this.superThis(o)) + ", "), splatArgs, this.makeCode(")"));
-      }
-      if (this.isNew) {
-        idt = this.tab + TAB;
-        return [].concat(this.makeCode("(function(func, args, ctor) {\n" + idt + "ctor.prototype = func.prototype;\n" + idt + "var child = new ctor, result = func.apply(child, args);\n" + idt + "return Object(result) === result ? result : child;\n" + this.tab + "})("), this.variable.compileToFragments(o, LEVEL_LIST), this.makeCode(", "), splatArgs, this.makeCode(", function(){})"));
-      }
-      answer = [];
-      base = new Value(this.variable);
-      if ((name = base.properties.pop()) && base.isComplex()) {
-        ref = o.scope.freeVariable('ref');
-        answer = answer.concat(this.makeCode("(" + ref + " = "), base.compileToFragments(o, LEVEL_LIST), this.makeCode(")"), name.compileToFragments(o));
-      } else {
-        fun = base.compileToFragments(o, LEVEL_ACCESS);
-        if (SIMPLENUM.test(fragmentsToText(fun))) {
-          fun = this.wrapInBraces(fun);
-        }
-        if (name) {
-          ref = fragmentsToText(fun);
-          fun.push.apply(fun, name.compileToFragments(o));
-        } else {
-          ref = 'null';
-        }
-        answer = answer.concat(fun);
-      }
-      return answer = answer.concat(this.makeCode(".apply(" + ref + ", "), splatArgs, this.makeCode(")"));
-    };
-
-    return Call;
-
-  })(Base);
-
-  exports.Extends = Extends = (function(_super) {
-    __extends(Extends, _super);
-
-    function Extends(child, parent) {
-      this.child = child;
-      this.parent = parent;
-    }
-
-    Extends.prototype.children = ['child', 'parent'];
-
-    Extends.prototype.compileToFragments = function(o) {
-      return new Call(new Value(new Literal(utility('extends'))), [this.child, this.parent]).compileToFragments(o);
-    };
-
-    return Extends;
-
-  })(Base);
-
-  exports.Access = Access = (function(_super) {
-    __extends(Access, _super);
-
-    function Access(name, tag) {
-      this.name = name;
-      this.name.asKey = true;
-      this.soak = tag === 'soak';
-    }
-
-    Access.prototype.children = ['name'];
-
-    Access.prototype.compileToFragments = function(o) {
-      var name;
-      name = this.name.compileToFragments(o);
-      if (IDENTIFIER.test(fragmentsToText(name))) {
-        name.unshift(this.makeCode("."));
-      } else {
-        name.unshift(this.makeCode("["));
-        name.push(this.makeCode("]"));
-      }
-      return name;
-    };
-
-    Access.prototype.isComplex = NO;
-
-    return Access;
-
-  })(Base);
-
-  exports.Index = Index = (function(_super) {
-    __extends(Index, _super);
-
-    function Index(index) {
-      this.index = index;
-    }
-
-    Index.prototype.children = ['index'];
-
-    Index.prototype.compileToFragments = function(o) {
-      return [].concat(this.makeCode("["), this.index.compileToFragments(o, LEVEL_PAREN), this.makeCode("]"));
-    };
-
-    Index.prototype.isComplex = function() {
-      return this.index.isComplex();
-    };
-
-    return Index;
-
-  })(Base);
-
-  exports.Range = Range = (function(_super) {
-    __extends(Range, _super);
-
-    Range.prototype.children = ['from', 'to'];
-
-    function Range(from, to, tag) {
-      this.from = from;
-      this.to = to;
-      this.exclusive = tag === 'exclusive';
-      this.equals = this.exclusive ? '' : '=';
-    }
-
-    Range.prototype.compileVariables = function(o) {
-      var step, _ref4, _ref5, _ref6, _ref7;
-      o = merge(o, {
-        top: true
-      });
-      _ref4 = this.cacheToCodeFragments(this.from.cache(o, LEVEL_LIST)), this.fromC = _ref4[0], this.fromVar = _ref4[1];
-      _ref5 = this.cacheToCodeFragments(this.to.cache(o, LEVEL_LIST)), this.toC = _ref5[0], this.toVar = _ref5[1];
-      if (step = del(o, 'step')) {
-        _ref6 = this.cacheToCodeFragments(step.cache(o, LEVEL_LIST)), this.step = _ref6[0], this.stepVar = _ref6[1];
-      }
-      _ref7 = [this.fromVar.match(SIMPLENUM), this.toVar.match(SIMPLENUM)], this.fromNum = _ref7[0], this.toNum = _ref7[1];
-      if (this.stepVar) {
-        return this.stepNum = this.stepVar.match(SIMPLENUM);
-      }
-    };
-
-    Range.prototype.compileNode = function(o) {
-      var cond, condPart, from, gt, idx, idxName, known, lt, namedIndex, stepPart, to, varPart, _ref4, _ref5;
-      if (!this.fromVar) {
-        this.compileVariables(o);
-      }
-      if (!o.index) {
-        return this.compileArray(o);
-      }
-      known = this.fromNum && this.toNum;
-      idx = del(o, 'index');
-      idxName = del(o, 'name');
-      namedIndex = idxName && idxName !== idx;
-      varPart = "" + idx + " = " + this.fromC;
-      if (this.toC !== this.toVar) {
-        varPart += ", " + this.toC;
-      }
-      if (this.step !== this.stepVar) {
-        varPart += ", " + this.step;
-      }
-      _ref4 = ["" + idx + " <" + this.equals, "" + idx + " >" + this.equals], lt = _ref4[0], gt = _ref4[1];
-      condPart = this.stepNum ? +this.stepNum > 0 ? "" + lt + " " + this.toVar : "" + gt + " " + this.toVar : known ? ((_ref5 = [+this.fromNum, +this.toNum], from = _ref5[0], to = _ref5[1], _ref5), from <= to ? "" + lt + " " + to : "" + gt + " " + to) : (cond = this.stepVar ? "" + this.stepVar + " > 0" : "" + this.fromVar + " <= " + this.toVar, "" + cond + " ? " + lt + " " + this.toVar + " : " + gt + " " + this.toVar);
-      stepPart = this.stepVar ? "" + idx + " += " + this.stepVar : known ? namedIndex ? from <= to ? "++" + idx : "--" + idx : from <= to ? "" + idx + "++" : "" + idx + "--" : namedIndex ? "" + cond + " ? ++" + idx + " : --" + idx : "" + cond + " ? " + idx + "++ : " + idx + "--";
-      if (namedIndex) {
-        varPart = "" + idxName + " = " + varPart;
-      }
-      if (namedIndex) {
-        stepPart = "" + idxName + " = " + stepPart;
-      }
-      return [this.makeCode("" + varPart + "; " + condPart + "; " + stepPart)];
-    };
-
-    Range.prototype.compileArray = function(o) {
-      var args, body, cond, hasArgs, i, idt, post, pre, range, result, vars, _i, _ref4, _ref5, _results;
-      if (this.fromNum && this.toNum && Math.abs(this.fromNum - this.toNum) <= 20) {
-        range = (function() {
-          _results = [];
-          for (var _i = _ref4 = +this.fromNum, _ref5 = +this.toNum; _ref4 <= _ref5 ? _i <= _ref5 : _i >= _ref5; _ref4 <= _ref5 ? _i++ : _i--){ _results.push(_i); }
-          return _results;
-        }).apply(this);
-        if (this.exclusive) {
-          range.pop();
-        }
-        return [this.makeCode("[" + (range.join(', ')) + "]")];
-      }
-      idt = this.tab + TAB;
-      i = o.scope.freeVariable('i');
-      result = o.scope.freeVariable('results');
-      pre = "\n" + idt + result + " = [];";
-      if (this.fromNum && this.toNum) {
-        o.index = i;
-        body = fragmentsToText(this.compileNode(o));
-      } else {
-        vars = ("" + i + " = " + this.fromC) + (this.toC !== this.toVar ? ", " + this.toC : '');
-        cond = "" + this.fromVar + " <= " + this.toVar;
-        body = "var " + vars + "; " + cond + " ? " + i + " <" + this.equals + " " + this.toVar + " : " + i + " >" + this.equals + " " + this.toVar + "; " + cond + " ? " + i + "++ : " + i + "--";
-      }
-      post = "{ " + result + ".push(" + i + "); }\n" + idt + "return " + result + ";\n" + o.indent;
-      hasArgs = function(node) {
-        return node != null ? node.contains(function(n) {
-          return n instanceof Literal && n.value === 'arguments' && !n.asKey;
-        }) : void 0;
-      };
-      if (hasArgs(this.from) || hasArgs(this.to)) {
-        args = ', arguments';
-      }
-      return [this.makeCode("(function() {" + pre + "\n" + idt + "for (" + body + ")" + post + "}).apply(this" + (args != null ? args : '') + ")")];
-    };
-
-    return Range;
-
-  })(Base);
-
-  exports.Slice = Slice = (function(_super) {
-    __extends(Slice, _super);
-
-    Slice.prototype.children = ['range'];
-
-    function Slice(range) {
-      this.range = range;
-      Slice.__super__.constructor.call(this);
-    }
-
-    Slice.prototype.compileNode = function(o) {
-      var compiled, compiledText, from, fromCompiled, to, toStr, _ref4;
-      _ref4 = this.range, to = _ref4.to, from = _ref4.from;
-      fromCompiled = from && from.compileToFragments(o, LEVEL_PAREN) || [this.makeCode('0')];
-      if (to) {
-        compiled = to.compileToFragments(o, LEVEL_PAREN);
-        compiledText = fragmentsToText(compiled);
-        if (!(!this.range.exclusive && +compiledText === -1)) {
-          toStr = ', ' + (this.range.exclusive ? compiledText : SIMPLENUM.test(compiledText) ? "" + (+compiledText + 1) : (compiled = to.compileToFragments(o, LEVEL_ACCESS), "+" + (fragmentsToText(compiled)) + " + 1 || 9e9"));
-        }
-      }
-      return [this.makeCode(".slice(" + (fragmentsToText(fromCompiled)) + (toStr || '') + ")")];
-    };
-
-    return Slice;
-
-  })(Base);
-
-  exports.Obj = Obj = (function(_super) {
-    __extends(Obj, _super);
-
-    function Obj(props, generated) {
-      this.generated = generated != null ? generated : false;
-      this.objects = this.properties = props || [];
-    }
-
-    Obj.prototype.children = ['properties'];
-
-    Obj.prototype.compileNode = function(o) {
-      var answer, i, idt, indent, join, lastNoncom, node, prop, props, _i, _j, _len, _len1;
-      props = this.properties;
-      if (!props.length) {
-        return [this.makeCode(this.front ? '({})' : '{}')];
-      }
-      if (this.generated) {
-        for (_i = 0, _len = props.length; _i < _len; _i++) {
-          node = props[_i];
-          if (node instanceof Value) {
-            node.error('cannot have an implicit value in an implicit object');
-          }
-        }
-      }
-      idt = o.indent += TAB;
-      lastNoncom = this.lastNonComment(this.properties);
-      answer = [];
-      for (i = _j = 0, _len1 = props.length; _j < _len1; i = ++_j) {
-        prop = props[i];
-        join = i === props.length - 1 ? '' : prop === lastNoncom || prop instanceof Comment ? '\n' : ',\n';
-        indent = prop instanceof Comment ? '' : idt;
-        if (prop instanceof Assign && prop.variable instanceof Value && prop.variable.hasProperties()) {
-          prop.variable.error('Invalid object key');
-        }
-        if (prop instanceof Value && prop["this"]) {
-          prop = new Assign(prop.properties[0].name, prop, 'object');
-        }
-        if (!(prop instanceof Comment)) {
-          if (!(prop instanceof Assign)) {
-            prop = new Assign(prop, prop, 'object');
-          }
-          (prop.variable.base || prop.variable).asKey = true;
-        }
-        if (indent) {
-          answer.push(this.makeCode(indent));
-        }
-        answer.push.apply(answer, prop.compileToFragments(o, LEVEL_TOP));
-        if (join) {
-          answer.push(this.makeCode(join));
-        }
-      }
-      answer.unshift(this.makeCode("{" + (props.length && '\n')));
-      answer.push(this.makeCode("" + (props.length && '\n' + this.tab) + "}"));
-      if (this.front) {
-        return this.wrapInBraces(answer);
-      } else {
-        return answer;
-      }
-    };
-
-    Obj.prototype.assigns = function(name) {
-      var prop, _i, _len, _ref4;
-      _ref4 = this.properties;
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        prop = _ref4[_i];
-        if (prop.assigns(name)) {
-          return true;
-        }
-      }
-      return false;
-    };
-
-    return Obj;
-
-  })(Base);
-
-  exports.Arr = Arr = (function(_super) {
-    __extends(Arr, _super);
-
-    function Arr(objs) {
-      this.objects = objs || [];
-    }
-
-    Arr.prototype.children = ['objects'];
-
-    Arr.prototype.compileNode = function(o) {
-      var answer, compiledObjs, fragments, index, obj, _i, _len;
-      if (!this.objects.length) {
-        return [this.makeCode('[]')];
-      }
-      o.indent += TAB;
-      answer = Splat.compileSplattedArray(o, this.objects);
-      if (answer.length) {
-        return answer;
-      }
-      answer = [];
-      compiledObjs = (function() {
-        var _i, _len, _ref4, _results;
-        _ref4 = this.objects;
-        _results = [];
-        for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-          obj = _ref4[_i];
-          _results.push(obj.compileToFragments(o, LEVEL_LIST));
-        }
-        return _results;
-      }).call(this);
-      for (index = _i = 0, _len = compiledObjs.length; _i < _len; index = ++_i) {
-        fragments = compiledObjs[index];
-        if (index) {
-          answer.push(this.makeCode(", "));
-        }
-        answer.push.apply(answer, fragments);
-      }
-      if (fragmentsToText(answer).indexOf('\n') >= 0) {
-        answer.unshift(this.makeCode("[\n" + o.indent));
-        answer.push(this.makeCode("\n" + this.tab + "]"));
-      } else {
-        answer.unshift(this.makeCode("["));
-        answer.push(this.makeCode("]"));
-      }
-      return answer;
-    };
-
-    Arr.prototype.assigns = function(name) {
-      var obj, _i, _len, _ref4;
-      _ref4 = this.objects;
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        obj = _ref4[_i];
-        if (obj.assigns(name)) {
-          return true;
-        }
-      }
-      return false;
-    };
-
-    return Arr;
-
-  })(Base);
-
-  exports.Class = Class = (function(_super) {
-    __extends(Class, _super);
-
-    function Class(variable, parent, body) {
-      this.variable = variable;
-      this.parent = parent;
-      this.body = body != null ? body : new Block;
-      this.boundFuncs = [];
-      this.body.classBody = true;
-    }
-
-    Class.prototype.children = ['variable', 'parent', 'body'];
-
-    Class.prototype.determineName = function() {
-      var decl, tail;
-      if (!this.variable) {
-        return null;
-      }
-      decl = (tail = last(this.variable.properties)) ? tail instanceof Access && tail.name.value : this.variable.base.value;
-      if (__indexOf.call(STRICT_PROSCRIBED, decl) >= 0) {
-        this.variable.error("class variable name may not be " + decl);
-      }
-      return decl && (decl = IDENTIFIER.test(decl) && decl);
-    };
-
-    Class.prototype.setContext = function(name) {
-      return this.body.traverseChildren(false, function(node) {
-        if (node.classBody) {
-          return false;
-        }
-        if (node instanceof Literal && node.value === 'this') {
-          return node.value = name;
-        } else if (node instanceof Code) {
-          node.klass = name;
-          if (node.bound) {
-            return node.context = name;
-          }
-        }
-      });
-    };
-
-    Class.prototype.addBoundFunctions = function(o) {
-      var bvar, lhs, _i, _len, _ref4;
-      _ref4 = this.boundFuncs;
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        bvar = _ref4[_i];
-        lhs = (new Value(new Literal("this"), [new Access(bvar)])).compile(o);
-        this.ctor.body.unshift(new Literal("" + lhs + " = " + (utility('bind')) + "(" + lhs + ", this)"));
-      }
-    };
-
-    Class.prototype.addProperties = function(node, name, o) {
-      var assign, base, exprs, func, props;
-      props = node.base.properties.slice(0);
-      exprs = (function() {
-        var _results;
-        _results = [];
-        while (assign = props.shift()) {
-          if (assign instanceof Assign) {
-            base = assign.variable.base;
-            delete assign.context;
-            func = assign.value;
-            if (base.value === 'constructor') {
-              if (this.ctor) {
-                assign.error('cannot define more than one constructor in a class');
-              }
-              if (func.bound) {
-                assign.error('cannot define a constructor as a bound function');
-              }
-              if (func instanceof Code) {
-                assign = this.ctor = func;
-              } else {
-                this.externalCtor = o.scope.freeVariable('class');
-                assign = new Assign(new Literal(this.externalCtor), func);
-              }
-            } else {
-              if (assign.variable["this"]) {
-                func["static"] = true;
-                if (func.bound) {
-                  func.context = name;
-                }
-              } else {
-                assign.variable = new Value(new Literal(name), [new Access(new Literal('prototype')), new Access(base)]);
-                if (func instanceof Code && func.bound) {
-                  this.boundFuncs.push(base);
-                  func.bound = false;
-                }
-              }
-            }
-          }
-          _results.push(assign);
-        }
-        return _results;
-      }).call(this);
-      return compact(exprs);
-    };
-
-    Class.prototype.walkBody = function(name, o) {
-      var _this = this;
-      return this.traverseChildren(false, function(child) {
-        var cont, exps, i, node, _i, _len, _ref4;
-        cont = true;
-        if (child instanceof Class) {
-          return false;
-        }
-        if (child instanceof Block) {
-          _ref4 = exps = child.expressions;
-          for (i = _i = 0, _len = _ref4.length; _i < _len; i = ++_i) {
-            node = _ref4[i];
-            if (node instanceof Value && node.isObject(true)) {
-              cont = false;
-              exps[i] = _this.addProperties(node, name, o);
-            }
-          }
-          child.expressions = exps = flatten(exps);
-        }
-        return cont && !(child instanceof Class);
-      });
-    };
-
-    Class.prototype.hoistDirectivePrologue = function() {
-      var expressions, index, node;
-      index = 0;
-      expressions = this.body.expressions;
-      while ((node = expressions[index]) && node instanceof Comment || node instanceof Value && node.isString()) {
-        ++index;
-      }
-      return this.directives = expressions.splice(0, index);
-    };
-
-    Class.prototype.ensureConstructor = function(name, o) {
-      var missing, ref, superCall;
-      missing = !this.ctor;
-      this.ctor || (this.ctor = new Code);
-      this.ctor.ctor = this.ctor.name = name;
-      this.ctor.klass = null;
-      this.ctor.noReturn = true;
-      if (missing) {
-        if (this.parent) {
-          superCall = new Literal("" + name + ".__super__.constructor.apply(this, arguments)");
-        }
-        if (this.externalCtor) {
-          superCall = new Literal("" + this.externalCtor + ".apply(this, arguments)");
-        }
-        if (superCall) {
-          ref = new Literal(o.scope.freeVariable('ref'));
-          this.ctor.body.unshift(new Assign(ref, superCall));
-        }
-        this.addBoundFunctions(o);
-        if (superCall) {
-          this.ctor.body.push(ref);
-          this.ctor.body.makeReturn();
-        }
-        return this.body.expressions.unshift(this.ctor);
-      } else {
-        return this.addBoundFunctions(o);
-      }
-    };
-
-    Class.prototype.compileNode = function(o) {
-      var call, decl, klass, lname, name, params, _ref4;
-      decl = this.determineName();
-      name = decl || '_Class';
-      if (name.reserved) {
-        name = "_" + name;
-      }
-      lname = new Literal(name);
-      this.hoistDirectivePrologue();
-      this.setContext(name);
-      this.walkBody(name, o);
-      this.ensureConstructor(name, o);
-      this.body.spaced = true;
-      if (!(this.ctor instanceof Code)) {
-        this.body.expressions.unshift(this.ctor);
-      }
-      this.body.expressions.push(lname);
-      (_ref4 = this.body.expressions).unshift.apply(_ref4, this.directives);
-      call = Closure.wrap(this.body);
-      if (this.parent) {
-        this.superClass = new Literal(o.scope.freeVariable('super', false));
-        this.body.expressions.unshift(new Extends(lname, this.superClass));
-        call.args.push(this.parent);
-        params = call.variable.params || call.variable.base.params;
-        params.push(new Param(this.superClass));
-      }
-      klass = new Parens(call, true);
-      if (this.variable) {
-        klass = new Assign(this.variable, klass);
-      }
-      return klass.compileToFragments(o);
-    };
-
-    return Class;
-
-  })(Base);
-
-  exports.Assign = Assign = (function(_super) {
-    __extends(Assign, _super);
-
-    function Assign(variable, value, context, options) {
-      var forbidden, name, _ref4;
-      this.variable = variable;
-      this.value = value;
-      this.context = context;
-      this.param = options && options.param;
-      this.subpattern = options && options.subpattern;
-      forbidden = (_ref4 = (name = this.variable.unwrapAll().value), __indexOf.call(STRICT_PROSCRIBED, _ref4) >= 0);
-      if (forbidden && this.context !== 'object') {
-        this.variable.error("variable name may not be \"" + name + "\"");
-      }
-    }
-
-    Assign.prototype.children = ['variable', 'value'];
-
-    Assign.prototype.isStatement = function(o) {
-      return (o != null ? o.level : void 0) === LEVEL_TOP && (this.context != null) && __indexOf.call(this.context, "?") >= 0;
-    };
-
-    Assign.prototype.assigns = function(name) {
-      return this[this.context === 'object' ? 'value' : 'variable'].assigns(name);
-    };
-
-    Assign.prototype.unfoldSoak = function(o) {
-      return unfoldSoak(o, this, 'variable');
-    };
-
-    Assign.prototype.compileNode = function(o) {
-      var answer, compiledName, isValue, match, name, val, varBase, _ref4, _ref5, _ref6, _ref7;
-      if (isValue = this.variable instanceof Value) {
-        if (this.variable.isArray() || this.variable.isObject()) {
-          return this.compilePatternMatch(o);
-        }
-        if (this.variable.isSplice()) {
-          return this.compileSplice(o);
-        }
-        if ((_ref4 = this.context) === '||=' || _ref4 === '&&=' || _ref4 === '?=') {
-          return this.compileConditional(o);
-        }
-      }
-      compiledName = this.variable.compileToFragments(o, LEVEL_LIST);
-      name = fragmentsToText(compiledName);
-      if (!this.context) {
-        varBase = this.variable.unwrapAll();
-        if (!varBase.isAssignable()) {
-          this.variable.error("\"" + (this.variable.compile(o)) + "\" cannot be assigned");
-        }
-        if (!(typeof varBase.hasProperties === "function" ? varBase.hasProperties() : void 0)) {
-          if (this.param) {
-            o.scope.add(name, 'var');
-          } else {
-            o.scope.find(name);
-          }
-        }
-      }
-      if (this.value instanceof Code && (match = METHOD_DEF.exec(name))) {
-        if (match[1]) {
-          this.value.klass = match[1];
-        }
-        this.value.name = (_ref5 = (_ref6 = (_ref7 = match[2]) != null ? _ref7 : match[3]) != null ? _ref6 : match[4]) != null ? _ref5 : match[5];
-      }
-      val = this.value.compileToFragments(o, LEVEL_LIST);
-      if (this.context === 'object') {
-        return compiledName.concat(this.makeCode(": "), val);
-      }
-      answer = compiledName.concat(this.makeCode(" " + (this.context || '=') + " "), val);
-      if (o.level <= LEVEL_LIST) {
-        return answer;
-      } else {
-        return this.wrapInBraces(answer);
-      }
-    };
-
-    Assign.prototype.compilePatternMatch = function(o) {
-      var acc, assigns, code, fragments, i, idx, isObject, ivar, name, obj, objects, olen, ref, rest, splat, top, val, value, vvar, vvarText, _i, _len, _ref4, _ref5, _ref6, _ref7, _ref8, _ref9;
-      top = o.level === LEVEL_TOP;
-      value = this.value;
-      objects = this.variable.base.objects;
-      if (!(olen = objects.length)) {
-        code = value.compileToFragments(o);
-        if (o.level >= LEVEL_OP) {
-          return this.wrapInBraces(code);
-        } else {
-          return code;
-        }
-      }
-      isObject = this.variable.isObject();
-      if (top && olen === 1 && !((obj = objects[0]) instanceof Splat)) {
-        if (obj instanceof Assign) {
-          _ref4 = obj, (_ref5 = _ref4.variable, idx = _ref5.base), obj = _ref4.value;
-        } else {
-          idx = isObject ? obj["this"] ? obj.properties[0].name : obj : new Literal(0);
-        }
-        acc = IDENTIFIER.test(idx.unwrap().value || 0);
-        value = new Value(value);
-        value.properties.push(new (acc ? Access : Index)(idx));
-        if (_ref6 = obj.unwrap().value, __indexOf.call(RESERVED, _ref6) >= 0) {
-          obj.error("assignment to a reserved word: " + (obj.compile(o)));
-        }
-        return new Assign(obj, value, null, {
-          param: this.param
-        }).compileToFragments(o, LEVEL_TOP);
-      }
-      vvar = value.compileToFragments(o, LEVEL_LIST);
-      vvarText = fragmentsToText(vvar);
-      assigns = [];
-      splat = false;
-      if (!IDENTIFIER.test(vvarText) || this.variable.assigns(vvarText)) {
-        assigns.push([this.makeCode("" + (ref = o.scope.freeVariable('ref')) + " = ")].concat(__slice.call(vvar)));
-        vvar = [this.makeCode(ref)];
-        vvarText = ref;
-      }
-      for (i = _i = 0, _len = objects.length; _i < _len; i = ++_i) {
-        obj = objects[i];
-        idx = i;
-        if (isObject) {
-          if (obj instanceof Assign) {
-            _ref7 = obj, (_ref8 = _ref7.variable, idx = _ref8.base), obj = _ref7.value;
-          } else {
-            if (obj.base instanceof Parens) {
-              _ref9 = new Value(obj.unwrapAll()).cacheReference(o), obj = _ref9[0], idx = _ref9[1];
-            } else {
-              idx = obj["this"] ? obj.properties[0].name : obj;
-            }
-          }
-        }
-        if (!splat && obj instanceof Splat) {
-          name = obj.name.unwrap().value;
-          obj = obj.unwrap();
-          val = "" + olen + " <= " + vvarText + ".length ? " + (utility('slice')) + ".call(" + vvarText + ", " + i;
-          if (rest = olen - i - 1) {
-            ivar = o.scope.freeVariable('i');
-            val += ", " + ivar + " = " + vvarText + ".length - " + rest + ") : (" + ivar + " = " + i + ", [])";
-          } else {
-            val += ") : []";
-          }
-          val = new Literal(val);
-          splat = "" + ivar + "++";
-        } else {
-          name = obj.unwrap().value;
-          if (obj instanceof Splat) {
-            obj.error("multiple splats are disallowed in an assignment");
-          }
-          if (typeof idx === 'number') {
-            idx = new Literal(splat || idx);
-            acc = false;
-          } else {
-            acc = isObject && IDENTIFIER.test(idx.unwrap().value || 0);
-          }
-          val = new Value(new Literal(vvarText), [new (acc ? Access : Index)(idx)]);
-        }
-        if ((name != null) && __indexOf.call(RESERVED, name) >= 0) {
-          obj.error("assignment to a reserved word: " + (obj.compile(o)));
-        }
-        assigns.push(new Assign(obj, val, null, {
-          param: this.param,
-          subpattern: true
-        }).compileToFragments(o, LEVEL_LIST));
-      }
-      if (!(top || this.subpattern)) {
-        assigns.push(vvar);
-      }
-      fragments = this.joinFragmentArrays(assigns, ', ');
-      if (o.level < LEVEL_LIST) {
-        return fragments;
-      } else {
-        return this.wrapInBraces(fragments);
-      }
-    };
-
-    Assign.prototype.compileConditional = function(o) {
-      var left, right, _ref4;
-      _ref4 = this.variable.cacheReference(o), left = _ref4[0], right = _ref4[1];
-      if (!left.properties.length && left.base instanceof Literal && left.base.value !== "this" && !o.scope.check(left.base.value)) {
-        this.variable.error("the variable \"" + left.base.value + "\" can't be assigned with " + this.context + " because it has not been declared before");
-      }
-      if (__indexOf.call(this.context, "?") >= 0) {
-        o.isExistentialEquals = true;
-      }
-      return new Op(this.context.slice(0, -1), left, new Assign(right, this.value, '=')).compileToFragments(o);
-    };
-
-    Assign.prototype.compileSplice = function(o) {
-      var answer, exclusive, from, fromDecl, fromRef, name, to, valDef, valRef, _ref4, _ref5, _ref6;
-      _ref4 = this.variable.properties.pop().range, from = _ref4.from, to = _ref4.to, exclusive = _ref4.exclusive;
-      name = this.variable.compile(o);
-      if (from) {
-        _ref5 = this.cacheToCodeFragments(from.cache(o, LEVEL_OP)), fromDecl = _ref5[0], fromRef = _ref5[1];
-      } else {
-        fromDecl = fromRef = '0';
-      }
-      if (to) {
-        if ((from != null ? from.isSimpleNumber() : void 0) && to.isSimpleNumber()) {
-          to = +to.compile(o) - +fromRef;
-          if (!exclusive) {
-            to += 1;
-          }
-        } else {
-          to = to.compile(o, LEVEL_ACCESS) + ' - ' + fromRef;
-          if (!exclusive) {
-            to += ' + 1';
-          }
-        }
-      } else {
-        to = "9e9";
-      }
-      _ref6 = this.value.cache(o, LEVEL_LIST), valDef = _ref6[0], valRef = _ref6[1];
-      answer = [].concat(this.makeCode("[].splice.apply(" + name + ", [" + fromDecl + ", " + to + "].concat("), valDef, this.makeCode(")), "), valRef);
-      if (o.level > LEVEL_TOP) {
-        return this.wrapInBraces(answer);
-      } else {
-        return answer;
-      }
-    };
-
-    return Assign;
-
-  })(Base);
-
-  exports.Code = Code = (function(_super) {
-    __extends(Code, _super);
-
-    function Code(params, body, tag) {
-      this.params = params || [];
-      this.body = body || new Block;
-      this.bound = tag === 'boundfunc';
-      if (this.bound) {
-        this.context = '_this';
-      }
-    }
-
-    Code.prototype.children = ['params', 'body'];
-
-    Code.prototype.isStatement = function() {
-      return !!this.ctor;
-    };
-
-    Code.prototype.jumps = NO;
-
-    Code.prototype.compileNode = function(o) {
-      var answer, code, exprs, i, idt, lit, p, param, params, ref, splats, uniqs, val, wasEmpty, _i, _j, _k, _l, _len, _len1, _len2, _len3, _len4, _m, _ref4, _ref5, _ref6, _ref7, _ref8;
-      o.scope = new Scope(o.scope, this.body, this);
-      o.scope.shared = del(o, 'sharedScope');
-      o.indent += TAB;
-      delete o.bare;
-      delete o.isExistentialEquals;
-      params = [];
-      exprs = [];
-      this.eachParamName(function(name) {
-        if (!o.scope.check(name)) {
-          return o.scope.parameter(name);
-        }
-      });
-      _ref4 = this.params;
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        param = _ref4[_i];
-        if (!param.splat) {
-          continue;
-        }
-        _ref5 = this.params;
-        for (_j = 0, _len1 = _ref5.length; _j < _len1; _j++) {
-          p = _ref5[_j].name;
-          if (p["this"]) {
-            p = p.properties[0].name;
-          }
-          if (p.value) {
-            o.scope.add(p.value, 'var', true);
-          }
-        }
-        splats = new Assign(new Value(new Arr((function() {
-          var _k, _len2, _ref6, _results;
-          _ref6 = this.params;
-          _results = [];
-          for (_k = 0, _len2 = _ref6.length; _k < _len2; _k++) {
-            p = _ref6[_k];
-            _results.push(p.asReference(o));
-          }
-          return _results;
-        }).call(this))), new Value(new Literal('arguments')));
-        break;
-      }
-      _ref6 = this.params;
-      for (_k = 0, _len2 = _ref6.length; _k < _len2; _k++) {
-        param = _ref6[_k];
-        if (param.isComplex()) {
-          val = ref = param.asReference(o);
-          if (param.value) {
-            val = new Op('?', ref, param.value);
-          }
-          exprs.push(new Assign(new Value(param.name), val, '=', {
-            param: true
-          }));
-        } else {
-          ref = param;
-          if (param.value) {
-            lit = new Literal(ref.name.value + ' == null');
-            val = new Assign(new Value(param.name), param.value, '=');
-            exprs.push(new If(lit, val));
-          }
-        }
-        if (!splats) {
-          params.push(ref);
-        }
-      }
-      wasEmpty = this.body.isEmpty();
-      if (splats) {
-        exprs.unshift(splats);
-      }
-      if (exprs.length) {
-        (_ref7 = this.body.expressions).unshift.apply(_ref7, exprs);
-      }
-      for (i = _l = 0, _len3 = params.length; _l < _len3; i = ++_l) {
-        p = params[i];
-        params[i] = p.compileToFragments(o);
-        o.scope.parameter(fragmentsToText(params[i]));
-      }
-      uniqs = [];
-      this.eachParamName(function(name, node) {
-        if (__indexOf.call(uniqs, name) >= 0) {
-          node.error("multiple parameters named '" + name + "'");
-        }
-        return uniqs.push(name);
-      });
-      if (!(wasEmpty || this.noReturn)) {
-        this.body.makeReturn();
-      }
-      if (this.bound) {
-        if ((_ref8 = o.scope.parent.method) != null ? _ref8.bound : void 0) {
-          this.bound = this.context = o.scope.parent.method.context;
-        } else if (!this["static"]) {
-          o.scope.parent.assign('_this', 'this');
-        }
-      }
-      idt = o.indent;
-      code = 'function';
-      if (this.ctor) {
-        code += ' ' + this.name;
-      }
-      code += '(';
-      answer = [this.makeCode(code)];
-      for (i = _m = 0, _len4 = params.length; _m < _len4; i = ++_m) {
-        p = params[i];
-        if (i) {
-          answer.push(this.makeCode(", "));
-        }
-        answer.push.apply(answer, p);
-      }
-      answer.push(this.makeCode(') {'));
-      if (!this.body.isEmpty()) {
-        answer = answer.concat(this.makeCode("\n"), this.body.compileWithDeclarations(o), this.makeCode("\n" + this.tab));
-      }
-      answer.push(this.makeCode('}'));
-      if (this.ctor) {
-        return [this.makeCode(this.tab)].concat(__slice.call(answer));
-      }
-      if (this.front || (o.level >= LEVEL_ACCESS)) {
-        return this.wrapInBraces(answer);
-      } else {
-        return answer;
-      }
-    };
-
-    Code.prototype.eachParamName = function(iterator) {
-      var param, _i, _len, _ref4, _results;
-      _ref4 = this.params;
-      _results = [];
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        param = _ref4[_i];
-        _results.push(param.eachName(iterator));
-      }
-      return _results;
-    };
-
-    Code.prototype.traverseChildren = function(crossScope, func) {
-      if (crossScope) {
-        return Code.__super__.traverseChildren.call(this, crossScope, func);
-      }
-    };
-
-    return Code;
-
-  })(Base);
-
-  exports.Param = Param = (function(_super) {
-    __extends(Param, _super);
-
-    function Param(name, value, splat) {
-      var _ref4;
-      this.name = name;
-      this.value = value;
-      this.splat = splat;
-      if (_ref4 = (name = this.name.unwrapAll().value), __indexOf.call(STRICT_PROSCRIBED, _ref4) >= 0) {
-        this.name.error("parameter name \"" + name + "\" is not allowed");
-      }
-    }
-
-    Param.prototype.children = ['name', 'value'];
-
-    Param.prototype.compileToFragments = function(o) {
-      return this.name.compileToFragments(o, LEVEL_LIST);
-    };
-
-    Param.prototype.asReference = function(o) {
-      var node;
-      if (this.reference) {
-        return this.reference;
-      }
-      node = this.name;
-      if (node["this"]) {
-        node = node.properties[0].name;
-        if (node.value.reserved) {
-          node = new Literal(o.scope.freeVariable(node.value));
-        }
-      } else if (node.isComplex()) {
-        node = new Literal(o.scope.freeVariable('arg'));
-      }
-      node = new Value(node);
-      if (this.splat) {
-        node = new Splat(node);
-      }
-      return this.reference = node;
-    };
-
-    Param.prototype.isComplex = function() {
-      return this.name.isComplex();
-    };
-
-    Param.prototype.eachName = function(iterator, name) {
-      var atParam, node, obj, _i, _len, _ref4;
-      if (name == null) {
-        name = this.name;
-      }
-      atParam = function(obj) {
-        var node;
-        node = obj.properties[0].name;
-        if (!node.value.reserved) {
-          return iterator(node.value, node);
-        }
-      };
-      if (name instanceof Literal) {
-        return iterator(name.value, name);
-      }
-      if (name instanceof Value) {
-        return atParam(name);
-      }
-      _ref4 = name.objects;
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        obj = _ref4[_i];
-        if (obj instanceof Assign) {
-          this.eachName(iterator, obj.value.unwrap());
-        } else if (obj instanceof Splat) {
-          node = obj.name.unwrap();
-          iterator(node.value, node);
-        } else if (obj instanceof Value) {
-          if (obj.isArray() || obj.isObject()) {
-            this.eachName(iterator, obj.base);
-          } else if (obj["this"]) {
-            atParam(obj);
-          } else {
-            iterator(obj.base.value, obj.base);
-          }
-        } else {
-          obj.error("illegal parameter " + (obj.compile()));
-        }
-      }
-    };
-
-    return Param;
-
-  })(Base);
-
-  exports.Splat = Splat = (function(_super) {
-    __extends(Splat, _super);
-
-    Splat.prototype.children = ['name'];
-
-    Splat.prototype.isAssignable = YES;
-
-    function Splat(name) {
-      this.name = name.compile ? name : new Literal(name);
-    }
-
-    Splat.prototype.assigns = function(name) {
-      return this.name.assigns(name);
-    };
-
-    Splat.prototype.compileToFragments = function(o) {
-      return this.name.compileToFragments(o);
-    };
-
-    Splat.prototype.unwrap = function() {
-      return this.name;
-    };
-
-    Splat.compileSplattedArray = function(o, list, apply) {
-      var args, base, compiledNode, concatPart, fragments, i, index, node, _i, _len;
-      index = -1;
-      while ((node = list[++index]) && !(node instanceof Splat)) {
-        continue;
-      }
-      if (index >= list.length) {
-        return [];
-      }
-      if (list.length === 1) {
-        node = list[0];
-        fragments = node.compileToFragments(o, LEVEL_LIST);
-        if (apply) {
-          return fragments;
-        }
-        return [].concat(node.makeCode("" + (utility('slice')) + ".call("), fragments, node.makeCode(")"));
-      }
-      args = list.slice(index);
-      for (i = _i = 0, _len = args.length; _i < _len; i = ++_i) {
-        node = args[i];
-        compiledNode = node.compileToFragments(o, LEVEL_LIST);
-        args[i] = node instanceof Splat ? [].concat(node.makeCode("" + (utility('slice')) + ".call("), compiledNode, node.makeCode(")")) : [].concat(node.makeCode("["), compiledNode, node.makeCode("]"));
-      }
-      if (index === 0) {
-        node = list[0];
-        concatPart = node.joinFragmentArrays(args.slice(1), ', ');
-        return args[0].concat(node.makeCode(".concat("), concatPart, node.makeCode(")"));
-      }
-      base = (function() {
-        var _j, _len1, _ref4, _results;
-        _ref4 = list.slice(0, index);
-        _results = [];
-        for (_j = 0, _len1 = _ref4.length; _j < _len1; _j++) {
-          node = _ref4[_j];
-          _results.push(node.compileToFragments(o, LEVEL_LIST));
-        }
-        return _results;
-      })();
-      base = list[0].joinFragmentArrays(base, ', ');
-      concatPart = list[index].joinFragmentArrays(args, ', ');
-      return [].concat(list[0].makeCode("["), base, list[index].makeCode("].concat("), concatPart, (last(list)).makeCode(")"));
-    };
-
-    return Splat;
-
-  })(Base);
-
-  exports.While = While = (function(_super) {
-    __extends(While, _super);
-
-    function While(condition, options) {
-      this.condition = (options != null ? options.invert : void 0) ? condition.invert() : condition;
-      this.guard = options != null ? options.guard : void 0;
-    }
-
-    While.prototype.children = ['condition', 'guard', 'body'];
-
-    While.prototype.isStatement = YES;
-
-    While.prototype.makeReturn = function(res) {
-      if (res) {
-        return While.__super__.makeReturn.apply(this, arguments);
-      } else {
-        this.returns = !this.jumps({
-          loop: true
-        });
-        return this;
-      }
-    };
-
-    While.prototype.addBody = function(body) {
-      this.body = body;
-      return this;
-    };
-
-    While.prototype.jumps = function() {
-      var expressions, node, _i, _len;
-      expressions = this.body.expressions;
-      if (!expressions.length) {
-        return false;
-      }
-      for (_i = 0, _len = expressions.length; _i < _len; _i++) {
-        node = expressions[_i];
-        if (node.jumps({
-          loop: true
-        })) {
-          return node;
-        }
-      }
-      return false;
-    };
-
-    While.prototype.compileNode = function(o) {
-      var answer, body, rvar, set;
-      o.indent += TAB;
-      set = '';
-      body = this.body;
-      if (body.isEmpty()) {
-        body = this.makeCode('');
-      } else {
-        if (this.returns) {
-          body.makeReturn(rvar = o.scope.freeVariable('results'));
-          set = "" + this.tab + rvar + " = [];\n";
-        }
-        if (this.guard) {
-          if (body.expressions.length > 1) {
-            body.expressions.unshift(new If((new Parens(this.guard)).invert(), new Literal("continue")));
-          } else {
-            if (this.guard) {
-              body = Block.wrap([new If(this.guard, body)]);
-            }
-          }
-        }
-        body = [].concat(this.makeCode("\n"), body.compileToFragments(o, LEVEL_TOP), this.makeCode("\n" + this.tab));
-      }
-      answer = [].concat(this.makeCode(set + this.tab + "while ("), this.condition.compileToFragments(o, LEVEL_PAREN), this.makeCode(") {"), body, this.makeCode("}"));
-      if (this.returns) {
-        answer.push(this.makeCode("\n" + this.tab + "return " + rvar + ";"));
-      }
-      return answer;
-    };
-
-    return While;
-
-  })(Base);
-
-  exports.Op = Op = (function(_super) {
-    var CONVERSIONS, INVERSIONS;
-
-    __extends(Op, _super);
-
-    function Op(op, first, second, flip) {
-      if (op === 'in') {
-        return new In(first, second);
-      }
-      if (op === 'do') {
-        return this.generateDo(first);
-      }
-      if (op === 'new') {
-        if (first instanceof Call && !first["do"] && !first.isNew) {
-          return first.newInstance();
-        }
-        if (first instanceof Code && first.bound || first["do"]) {
-          first = new Parens(first);
-        }
-      }
-      this.operator = CONVERSIONS[op] || op;
-      this.first = first;
-      this.second = second;
-      this.flip = !!flip;
-      return this;
-    }
-
-    CONVERSIONS = {
-      '==': '===',
-      '!=': '!==',
-      'of': 'in'
-    };
-
-    INVERSIONS = {
-      '!==': '===',
-      '===': '!=='
-    };
-
-    Op.prototype.children = ['first', 'second'];
-
-    Op.prototype.isSimpleNumber = NO;
-
-    Op.prototype.isUnary = function() {
-      return !this.second;
-    };
-
-    Op.prototype.isComplex = function() {
-      var _ref4;
-      return !(this.isUnary() && ((_ref4 = this.operator) === '+' || _ref4 === '-')) || this.first.isComplex();
-    };
-
-    Op.prototype.isChainable = function() {
-      var _ref4;
-      return (_ref4 = this.operator) === '<' || _ref4 === '>' || _ref4 === '>=' || _ref4 === '<=' || _ref4 === '===' || _ref4 === '!==';
-    };
-
-    Op.prototype.invert = function() {
-      var allInvertable, curr, fst, op, _ref4;
-      if (this.isChainable() && this.first.isChainable()) {
-        allInvertable = true;
-        curr = this;
-        while (curr && curr.operator) {
-          allInvertable && (allInvertable = curr.operator in INVERSIONS);
-          curr = curr.first;
-        }
-        if (!allInvertable) {
-          return new Parens(this).invert();
-        }
-        curr = this;
-        while (curr && curr.operator) {
-          curr.invert = !curr.invert;
-          curr.operator = INVERSIONS[curr.operator];
-          curr = curr.first;
-        }
-        return this;
-      } else if (op = INVERSIONS[this.operator]) {
-        this.operator = op;
-        if (this.first.unwrap() instanceof Op) {
-          this.first.invert();
-        }
-        return this;
-      } else if (this.second) {
-        return new Parens(this).invert();
-      } else if (this.operator === '!' && (fst = this.first.unwrap()) instanceof Op && ((_ref4 = fst.operator) === '!' || _ref4 === 'in' || _ref4 === 'instanceof')) {
-        return fst;
-      } else {
-        return new Op('!', this);
-      }
-    };
-
-    Op.prototype.unfoldSoak = function(o) {
-      var _ref4;
-      return ((_ref4 = this.operator) === '++' || _ref4 === '--' || _ref4 === 'delete') && unfoldSoak(o, this, 'first');
-    };
-
-    Op.prototype.generateDo = function(exp) {
-      var call, func, param, passedParams, ref, _i, _len, _ref4;
-      passedParams = [];
-      func = exp instanceof Assign && (ref = exp.value.unwrap()) instanceof Code ? ref : exp;
-      _ref4 = func.params || [];
-      for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-        param = _ref4[_i];
-        if (param.value) {
-          passedParams.push(param.value);
-          delete param.value;
-        } else {
-          passedParams.push(param);
-        }
-      }
-      call = new Call(exp, passedParams);
-      call["do"] = true;
-      return call;
-    };
-
-    Op.prototype.compileNode = function(o) {
-      var answer, isChain, _ref4, _ref5;
-      isChain = this.isChainable() && this.first.isChainable();
-      if (!isChain) {
-        this.first.front = this.front;
-      }
-      if (this.operator === 'delete' && o.scope.check(this.first.unwrapAll().value)) {
-        this.error('delete operand may not be argument or var');
-      }
-      if (((_ref4 = this.operator) === '--' || _ref4 === '++') && (_ref5 = this.first.unwrapAll().value, __indexOf.call(STRICT_PROSCRIBED, _ref5) >= 0)) {
-        this.error("cannot increment/decrement \"" + (this.first.unwrapAll().value) + "\"");
-      }
-      if (this.isUnary()) {
-        return this.compileUnary(o);
-      }
-      if (isChain) {
-        return this.compileChain(o);
-      }
-      if (this.operator === '?') {
-        return this.compileExistence(o);
-      }
-      answer = [].concat(this.first.compileToFragments(o, LEVEL_OP), this.makeCode(' ' + this.operator + ' '), this.second.compileToFragments(o, LEVEL_OP));
-      if (o.level <= LEVEL_OP) {
-        return answer;
-      } else {
-        return this.wrapInBraces(answer);
-      }
-    };
-
-    Op.prototype.compileChain = function(o) {
-      var fragments, fst, shared, _ref4;
-      _ref4 = this.first.second.cache(o), this.first.second = _ref4[0], shared = _ref4[1];
-      fst = this.first.compileToFragments(o, LEVEL_OP);
-      fragments = fst.concat(this.makeCode(" " + (this.invert ? '&&' : '||') + " "), shared.compileToFragments(o), this.makeCode(" " + this.operator + " "), this.second.compileToFragments(o, LEVEL_OP));
-      return this.wrapInBraces(fragments);
-    };
-
-    Op.prototype.compileExistence = function(o) {
-      var fst, ref;
-      if (!o.isExistentialEquals && this.first.isComplex()) {
-        ref = new Literal(o.scope.freeVariable('ref'));
-        fst = new Parens(new Assign(ref, this.first));
-      } else {
-        fst = this.first;
-        ref = fst;
-      }
-      return new If(new Existence(fst), ref, {
-        type: 'if'
-      }).addElse(this.second).compileToFragments(o);
-    };
-
-    Op.prototype.compileUnary = function(o) {
-      var op, parts, plusMinus;
-      parts = [];
-      op = this.operator;
-      parts.push([this.makeCode(op)]);
-      if (op === '!' && this.first instanceof Existence) {
-        this.first.negated = !this.first.negated;
-        return this.first.compileToFragments(o);
-      }
-      if (o.level >= LEVEL_ACCESS) {
-        return (new Parens(this)).compileToFragments(o);
-      }
-      plusMinus = op === '+' || op === '-';
-      if ((op === 'new' || op === 'typeof' || op === 'delete') || plusMinus && this.first instanceof Op && this.first.operator === op) {
-        parts.push([this.makeCode(' ')]);
-      }
-      if ((plusMinus && this.first instanceof Op) || (op === 'new' && this.first.isStatement(o))) {
-        this.first = new Parens(this.first);
-      }
-      parts.push(this.first.compileToFragments(o, LEVEL_OP));
-      if (this.flip) {
-        parts.reverse();
-      }
-      return this.joinFragmentArrays(parts, '');
-    };
-
-    Op.prototype.toString = function(idt) {
-      return Op.__super__.toString.call(this, idt, this.constructor.name + ' ' + this.operator);
-    };
-
-    return Op;
-
-  })(Base);
-
-  exports.In = In = (function(_super) {
-    __extends(In, _super);
-
-    function In(object, array) {
-      this.object = object;
-      this.array = array;
-    }
-
-    In.prototype.children = ['object', 'array'];
-
-    In.prototype.invert = NEGATE;
-
-    In.prototype.compileNode = function(o) {
-      var hasSplat, obj, _i, _len, _ref4;
-      if (this.array instanceof Value && this.array.isArray()) {
-        _ref4 = this.array.base.objects;
-        for (_i = 0, _len = _ref4.length; _i < _len; _i++) {
-          obj = _ref4[_i];
-          if (!(obj instanceof Splat)) {
-            continue;
-          }
-          hasSplat = true;
-          break;
-        }
-        if (!hasSplat) {
-          return this.compileOrTest(o);
-        }
-      }
-      return this.compileLoopTest(o);
-    };
-
-    In.prototype.compileOrTest = function(o) {
-      var cmp, cnj, i, item, ref, sub, tests, _i, _len, _ref4, _ref5, _ref6;
-      if (this.array.base.objects.length === 0) {
-        return [this.makeCode("" + (!!this.negated))];
-      }
-      _ref4 = this.object.cache(o, LEVEL_OP), sub = _ref4[0], ref = _ref4[1];
-      _ref5 = this.negated ? [' !== ', ' && '] : [' === ', ' || '], cmp = _ref5[0], cnj = _ref5[1];
-      tests = [];
-      _ref6 = this.array.base.objects;
-      for (i = _i = 0, _len = _ref6.length; _i < _len; i = ++_i) {
-        item = _ref6[i];
-        if (i) {
-          tests.push(this.makeCode(cnj));
-        }
-        tests = tests.concat((i ? ref : sub), this.makeCode(cmp), item.compileToFragments(o, LEVEL_ACCESS));
-      }
-      if (o.level < LEVEL_OP) {
-        return tests;
-      } else {
-        return this.wrapInBraces(tests);
-      }
-    };
-
-    In.prototype.compileLoopTest = function(o) {
-      var fragments, ref, sub, _ref4;
-      _ref4 = this.object.cache(o, LEVEL_LIST), sub = _ref4[0], ref = _ref4[1];
-      fragments = [].concat(this.makeCode(utility('indexOf') + ".call("), this.array.compileToFragments(o, LEVEL_LIST), this.makeCode(", "), ref, this.makeCode(") " + (this.negated ? '< 0' : '>= 0')));
-      if (fragmentsToText(sub) === fragmentsToText(ref)) {
-        return fragments;
-      }
-      fragments = sub.concat(this.makeCode(', '), fragments);
-      if (o.level < LEVEL_LIST) {
-        return fragments;
-      } else {
-        return this.wrapInBraces(fragments);
-      }
-    };
-
-    In.prototype.toString = function(idt) {
-      return In.__super__.toString.call(this, idt, this.constructor.name + (this.negated ? '!' : ''));
-    };
-
-    return In;
-
-  })(Base);
-
-  exports.Try = Try = (function(_super) {
-    __extends(Try, _super);
-
-    function Try(attempt, errorVariable, recovery, ensure) {
-      this.attempt = attempt;
-      this.errorVariable = errorVariable;
-      this.recovery = recovery;
-      this.ensure = ensure;
-    }
-
-    Try.prototype.children = ['attempt', 'recovery', 'ensure'];
-
-    Try.prototype.isStatement = YES;
-
-    Try.prototype.jumps = function(o) {
-      var _ref4;
-      return this.attempt.jumps(o) || ((_ref4 = this.recovery) != null ? _ref4.jumps(o) : void 0);
-    };
-
-    Try.prototype.makeReturn = function(res) {
-      if (this.attempt) {
-        this.attempt = this.attempt.makeReturn(res);
-      }
-      if (this.recovery) {
-        this.recovery = this.recovery.makeReturn(res);
-      }
-      return this;
-    };
-
-    Try.prototype.compileNode = function(o) {
-      var catchPart, ensurePart, placeholder, tryPart;
-      o.indent += TAB;
-      tryPart = this.attempt.compileToFragments(o, LEVEL_TOP);
-      catchPart = this.recovery ? (placeholder = new Literal('_error'), this.errorVariable ? this.recovery.unshift(new Assign(this.errorVariable, placeholder)) : void 0, [].concat(this.makeCode(" catch ("), placeholder.compileToFragments(o), this.makeCode(") {\n"), this.recovery.compileToFragments(o, LEVEL_TOP), this.makeCode("\n" + this.tab + "}"))) : !(this.ensure || this.recovery) ? [this.makeCode(' catch (_error) {}')] : [];
-      ensurePart = this.ensure ? [].concat(this.makeCode(" finally {\n"), this.ensure.compileToFragments(o, LEVEL_TOP), this.makeCode("\n" + this.tab + "}")) : [];
-      return [].concat(this.makeCode("" + this.tab + "try {\n"), tryPart, this.makeCode("\n" + this.tab + "}"), catchPart, ensurePart);
-    };
-
-    return Try;
-
-  })(Base);
-
-  exports.Throw = Throw = (function(_super) {
-    __extends(Throw, _super);
-
-    function Throw(expression) {
-      this.expression = expression;
-    }
-
-    Throw.prototype.children = ['expression'];
-
-    Throw.prototype.isStatement = YES;
-
-    Throw.prototype.jumps = NO;
-
-    Throw.prototype.makeReturn = THIS;
-
-    Throw.prototype.compileNode = function(o) {
-      return [].concat(this.makeCode(this.tab + "throw "), this.expression.compileToFragments(o), this.makeCode(";"));
-    };
-
-    return Throw;
-
-  })(Base);
-
-  exports.Existence = Existence = (function(_super) {
-    __extends(Existence, _super);
-
-    function Existence(expression) {
-      this.expression = expression;
-    }
-
-    Existence.prototype.children = ['expression'];
-
-    Existence.prototype.invert = NEGATE;
-
-    Existence.prototype.compileNode = function(o) {
-      var cmp, cnj, code, _ref4;
-      this.expression.front = this.front;
-      code = this.expression.compile(o, LEVEL_OP);
-      if (IDENTIFIER.test(code) && !o.scope.check(code)) {
-        _ref4 = this.negated ? ['===', '||'] : ['!==', '&&'], cmp = _ref4[0], cnj = _ref4[1];
-        code = "typeof " + code + " " + cmp + " \"undefined\" " + cnj + " " + code + " " + cmp + " null";
-      } else {
-        code = "" + code + " " + (this.negated ? '==' : '!=') + " null";
-      }
-      return [this.makeCode(o.level <= LEVEL_COND ? code : "(" + code + ")")];
-    };
-
-    return Existence;
-
-  })(Base);
-
-  exports.Parens = Parens = (function(_super) {
-    __extends(Parens, _super);
-
-    function Parens(body) {
-      this.body = body;
-    }
-
-    Parens.prototype.children = ['body'];
-
-    Parens.prototype.unwrap = function() {
-      return this.body;
-    };
-
-    Parens.prototype.isComplex = function() {
-      return this.body.isComplex();
-    };
-
-    Parens.prototype.compileNode = function(o) {
-      var bare, expr, fragments;
-      expr = this.body.unwrap();
-      if (expr instanceof Value && expr.isAtomic()) {
-        expr.front = this.front;
-        return expr.compileToFragments(o);
-      }
-      fragments = expr.compileToFragments(o, LEVEL_PAREN);
-      bare = o.level < LEVEL_OP && (expr instanceof Op || expr instanceof Call || (expr instanceof For && expr.returns));
-      if (bare) {
-        return fragments;
-      } else {
-        return this.wrapInBraces(fragments);
-      }
-    };
-
-    return Parens;
-
-  })(Base);
-
-  exports.For = For = (function(_super) {
-    __extends(For, _super);
-
-    function For(body, source) {
-      var _ref4;
-      this.source = source.source, this.guard = source.guard, this.step = source.step, this.name = source.name, this.index = source.index;
-      this.body = Block.wrap([body]);
-      this.own = !!source.own;
-      this.object = !!source.object;
-      if (this.object) {
-        _ref4 = [this.index, this.name], this.name = _ref4[0], this.index = _ref4[1];
-      }
-      if (this.index instanceof Value) {
-        this.index.error('index cannot be a pattern matching expression');
-      }
-      this.range = this.source instanceof Value && this.source.base instanceof Range && !this.source.properties.length;
-      this.pattern = this.name instanceof Value;
-      if (this.range && this.index) {
-        this.index.error('indexes do not apply to range loops');
-      }
-      if (this.range && this.pattern) {
-        this.name.error('cannot pattern match over range loops');
-      }
-      if (this.own && !this.object) {
-        this.index.error('cannot use own with for-in');
-      }
-      this.returns = false;
-    }
-
-    For.prototype.children = ['body', 'source', 'guard', 'step'];
-
-    For.prototype.compileNode = function(o) {
-      var body, bodyFragments, compare, compareDown, declare, declareDown, defPart, defPartFragments, down, forPartFragments, guardPart, idt1, increment, index, ivar, kvar, kvarAssign, lastJumps, lvar, name, namePart, ref, resultPart, returnResult, rvar, scope, source, step, stepNum, stepVar, svar, varPart, _ref4, _ref5;
-      body = Block.wrap([this.body]);
-      lastJumps = (_ref4 = last(body.expressions)) != null ? _ref4.jumps() : void 0;
-      if (lastJumps && lastJumps instanceof Return) {
-        this.returns = false;
-      }
-      source = this.range ? this.source.base : this.source;
-      scope = o.scope;
-      name = this.name && (this.name.compile(o, LEVEL_LIST));
-      index = this.index && (this.index.compile(o, LEVEL_LIST));
-      if (name && !this.pattern) {
-        scope.find(name);
-      }
-      if (index) {
-        scope.find(index);
-      }
-      if (this.returns) {
-        rvar = scope.freeVariable('results');
-      }
-      ivar = (this.object && index) || scope.freeVariable('i');
-      kvar = (this.range && name) || index || ivar;
-      kvarAssign = kvar !== ivar ? "" + kvar + " = " : "";
- 

<TRUNCATED>

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