diff --git a/build.js b/build.js
index 39b76dc0e..113abeeca 100755
--- a/build.js
+++ b/build.js
@@ -1651,9 +1651,11 @@
             });
           });
 
-          // modify `_.every`, `_.find`, and `_.some` to use the private `indicatorObject`
-          source = source.replace(matchFunction(source, 'every'), function(match) {
-            return match.replace(/\(result *= *(.+?)\);/, '!(result = $1) && indicatorObject;');
+          // modify `_.every`, `_.find`, `_.isEqual`, and `_.some` to use the private `indicatorObject`
+          _.each(['every', 'isEqual'], function(methodName) {
+            source = source.replace(matchFunction(source, methodName), function(match) {
+              return match.replace(/\(result *= *(.+?)\);/g, '!(result = $1) && indicatorObject;');
+            });
           });
 
           source = source.replace(matchFunction(source, 'find'), function(match) {
@@ -1681,7 +1683,7 @@
             source = source.replace(matchFunction(source, data.methodName), function(match) {
               return match
                 .replace(/(callback), *thisArg/g, '$1')
-                .replace(/^ *callback *=.+/m, 'callback || (callback = identity);')
+                .replace(/^( *)callback *=.+/m, '$1callback || (callback = identity);')
             });
           }
         });
@@ -1696,11 +1698,6 @@
           return match.replace(/(?:\s*\/\/.*)*\n( *)if *\(iteratesOwnLast[\s\S]+?\n\1}/, '');
         });
 
-        // remove JScript [[DontEnum]] fix from `_.isEqual`
-        source = source.replace(matchFunction(source, 'isEqual'), function(match) {
-          return match.replace(/(?:\s*\/\/.*)*\n( *)if *\(hasDontEnumBug[\s\S]+?\n\1}/, '');
-        });
-
         // remove `noCharByIndex` from `_.reduceRight`
         source = source.replace(matchFunction(source, 'reduceRight'), function(match) {
           return match.replace(/}\s*else if *\(noCharByIndex[^}]+/, '');
diff --git a/lodash.underscore.min.js b/lodash.underscore.min.js
index 9a46e535f..15b082713 100644
--- a/lodash.underscore.min.js
+++ b/lodash.underscore.min.js
@@ -6,27 +6,27 @@
 ;(function(e,t){function n(e){if(e&&"object"==typeof e&&e.__wrapped__)return e;if(!(this instanceof n))return new n(e);this.__wrapped__=e}function r(e,t){var n=e.b,r=t.b,e=e.a,t=t.a;if(e!==t){if(e>t||"undefined"==typeof e)return 1;if(e<t||"undefined"==typeof t)return-1}return n<r?-1:1}function i(e,t,n){function r(){var i=arguments,s=t;return n.length&&(i=i.length?n.concat(nt.call(i)):n),this instanceof r?(a.prototype=e.prototype,s=new a,i=e.apply(s,i),g(i)?i:s):e.apply(s,i)}return r}function s(e,t
 ){return e?"function"!=typeof e?function(t){return t[e]}:"undefined"!=typeof t?function(n,r,i){return e.call(t,n,r,i)}:e:F}function o(e){return"\\"+Et[e]}function u(e){return Tt[e]}function a(){}function f(e){return Nt[e]}function l(e){if(!e)return e;for(var t=1,n=arguments.length;t<n;t++){var r=arguments[t];if(r)for(var i in r)e[i]=r[i]}return e}function c(e){var t=[];return xt(e,function(e,n){t.push(n)}),t}function h(e){if(!e)return e;for(var t=1,n=arguments.length;t<n;t++){var r=arguments[t];if(
 r)for(var i in r)null==e[i]&&(e[i]=r[i])}return e}function p(e){var t=[];return St(e,function(e,n){m(e)&&t.push(n)}),t.sort()}function d(e){var t={};return xt(e,function(e,n){t[e]=n}),t}function v(e,t,n,r){if(e===t)return 0!==e||1/e==1/t;if(null==e||null==t)return e===t;var i=rt.call(e),s=rt.call(t);if(i!=s)return!1;switch(i){case ht:case pt:return+e==+t;case dt:return e!=+e?t!=+t:0==e?1/e==1/t:e==+t;case mt:case gt:return e==t+""}s=i==ct;if(!s){if(e.__wrapped__||t.__wrapped__)return v(e.__wrapped__||
-e,t.__wrapped__||t);if(i!=vt)return!1;var i=e.constructor,o=t.constructor;if(i!=o&&(!m(i)||!(i instanceof i&&m(o)&&o instanceof o)))return!1}n||(n=[]),r||(r=[]);for(i=n.length;i--;)if(n[i]==e)return r[i]==t;var u=!0,a=0;n.push(e),r.push(t);if(s){a=e.length;if(u=a==t.length)for(;a--&&(u=v(e[a],t[a],n,r)););return u}return xt(e,function(e,i){return a++,u=et.call(t,i)&&v(e,t[i],n,r)}),u&&xt(t,function(){return u=-1<--a}),u}function m(e){return"function"==typeof e}function g(e){return e?wt[typeof e]:!1
-}function y(e){return"number"==typeof e||rt.call(e)==dt}function b(e){return"string"==typeof e||rt.call(e)==gt}function w(e){var t=[];return xt(e,function(e){t.push(e)}),t}function E(e,t){var n=!1;return"number"==typeof (e?e.length:0)?n=-1<D(e,t):Lt(e,function(e){return(n=e===t)&&W}),n}function S(e,t,n){var r=!0,t=s(t,n);if(Ct(e))for(var n=-1,i=e.length;++n<i&&(r=!!t(e[n],n,e)););else Lt(e,function(e,n,i){return!(r=!!t(e,n,i))&&W});return r}function x(e,t,n){var r=[],t=s(t,n);if(Ct(e))for(var n=-1
-,i=e.length;++n<i;){var o=e[n];t(o,n,e)&&r.push(o)}else Lt(e,function(e,n,i){t(e,n,i)&&r.push(e)});return r}function T(e,t,n){var r,t=s(t,n);return Lt(e,function(e,n,i){if(t(e,n,i))return r=e,W}),r}function N(e,t,n){var r=-1,i=e?e.length:0,o=Array("number"==typeof i?i:0),t=s(t,n);if(Ct(e))for(;++r<i;)o[r]=t(e[r],r,e);else Lt(e,function(e,n,i){o[++r]=t(e,n,i)});return o}function C(e,t,n){var r=-Infinity,i=-1,o=e?e.length:0,u=r;if(t||!Ct(e))t=s(t,n),Lt(e,function(e,n,i){n=t(e,n,i),n>r&&(r=n,u=e)});
-else for(;++i<o;)e[i]>u&&(u=e[i]);return u}function k(e,t){var n=[];return Lt(e,function(e){n.push(e[t])}),n}function L(e,t,n,r){var i=3>arguments.length;return t||(t=F),Lt(e,function(e,s,o){n=i?(i=!1,e):t.call(r,n,e,s,o)}),n}function A(e,t,n,r){var i=e?e.length:0,s=3>arguments.length;if("number"!=typeof i)var o=kt(e),i=o.length;return t||(t=F),Lt(e,function(u,a,f){a=o?o[--i]:--i,n=s?(s=!1,e[a]):t.call(r,n,e[a],a,f)}),n}function O(e,t,n){var r,t=s(t,n);if(Ct(e))for(var n=-1,i=e.length;++n<i&&!(r=
-t(e[n],n,e)););else Lt(e,function(e,n,i){return(r=t(e,n,i))&&W});return!!r}function M(e,t,n){if(e)return null==t||n?e[0]:nt.call(e,0,t)}function _(e,t){for(var n=-1,r=e?e.length:0,i=[];++n<r;){var s=e[n];Ct(s)?tt.apply(i,t?s:_(s)):i.push(s)}return i}function D(e,t,n){var r=-1,i=e?e.length:0;if("number"==typeof n)r=(0>n?at(0,i+n):n||0)-1;else if(n)return r=H(e,t),e[r]===t?r:-1;for(;++r<i;)if(e[r]===t)return r;return-1}function P(e,t,n){return e?nt.call(e,null==t||n?1:t):[]}function H(e,t,n,r){for(
-var i=0,o=e?e.length:i,n=n?s(n,r):F,t=n(t);i<o;)r=i+o>>>1,n(e[r])<t?i=r+1:o=r;return i}function B(e,t,n,r){var i=-1,o=e?e.length:0,u=[],a=u;n&&(a=[],n=s(n,r));for(;++i<o;){var r=e[i],f=n?n(r,i,e):r;if(t?!i||a[a.length-1]!==f:0>D(a,f))n&&a.push(f),u.push(r)}return u}function j(e,t){return bt||it&&2<arguments.length?it.call.apply(it,arguments):i(e,t,nt.call(arguments,2))}function F(e){return e}function I(e){Lt(p(e),function(t){var r=n[t]=e[t];n.prototype[t]=function(){var e=[this.__wrapped__];return tt
-.apply(e,arguments),e=r.apply(n,e),this.__chain__&&(e=new n(e),e.__chain__=!0),e}})}var q="object"==typeof exports&&exports,R="object"==typeof global&&global;R.global===R&&(e=R);var U=[],R=new function(){},z=0,W=R,X=e._,V=/&(?:amp|lt|gt|quot|#x27);/g,$=RegExp("^"+(R.valueOf+"").replace(/[.*+?^=!:${}()|[\]\/\\]/g,"\\$&").replace(/valueOf|for [^\]]+/g,".+?")+"$"),J=/($^)/,K=/[&<>"']/g,Q=/['\n\r\t\u2028\u2029\\]/g,G=Math.ceil,Y=U.concat,Z=Math.floor,et=R.hasOwnProperty,tt=U.push,nt=U.slice,rt=R.toString
-,it=$.test(it=nt.bind)&&it,st=$.test(st=Array.isArray)&&st,ot=e.isFinite,ut=$.test(ut=Object.keys)&&ut,at=Math.max,ft=Math.min,lt=Math.random,ct="[object Array]",ht="[object Boolean]",pt="[object Date]",dt="[object Number]",vt="[object Object]",mt="[object RegExp]",gt="[object String]",yt=(yt={0:1,length:1},U.splice.call(yt,0,1),yt[0]),bt=it&&/\n|Opera/.test(it+rt.call(e.opera)),wt={"boolean":!1,"function":!0,object:!0,number:!1,string:!1,"undefined":!1},Et={"\\":"\\","'":"'","\n":"n","\r":"r","	"
-:"t","\u2028":"u2028","\u2029":"u2029"};n.templateSettings={escape:/<%-([\s\S]+?)%>/g,evaluate:/<%([\s\S]+?)%>/g,interpolate:/<%=([\s\S]+?)%>/g,variable:""},n.isArguments=function(e){return"[object Arguments]"==rt.call(e)},n.isArguments(arguments)||(n.isArguments=function(e){return e?et.call(e,"callee"):!1});var St=function(e,t){var n;if(!e)return e;t||(t=F);for(n in e)if(t(e[n],n,e)===W)break;return e},xt=function(e,t){var n;if(!e)return e;t||(t=F);for(n in e)if(et.call(e,n)&&t(e[n],n,e)===W)break;
-return e},Tt={"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#x27;"},Nt=d(Tt),Ct=st||function(e){return rt.call(e)==ct};m(/x/)&&(m=function(e){return"[object Function]"==rt.call(e)});var kt=ut?function(e){return g(e)?ut(e):[]}:c,Lt=function(e,t,n){if(!e)return e;var t=t&&"undefined"==typeof n?t:s(t,n),r=e.length,n=-1;if("number"==typeof r){for(;++n<r;)if(t(e[n],n,e)===W)return e}else for(n in e)if(et.call(e,n)&&t(e[n],n,e)===W)return e};n.VERSION="0.10.0",n.after=function(e,t){return 1>e?t(
-):function(){if(1>--e)return t.apply(this,arguments)}},n.bind=j,n.bindAll=function(e){for(var t=arguments,n=1<t.length?0:(t=p(e),-1),r=t.length;++n<r;){var i=t[n];e[i]=j(e[i],e)}return e},n.chain=function(e){return e=new n(e),e.__chain__=!0,e},n.clone=function(e){return e&&wt[typeof e]?Ct(e)?nt.call(e):l({},e):e},n.compact=function(e){for(var t=-1,n=e?e.length:0,r=[];++t<n;){var i=e[t];i&&r.push(i)}return r},n.compose=function(){var e=arguments;return function(){for(var t=arguments,n=e.length;n--
-;)t=[e[n].apply(this,t)];return t[0]}},n.contains=E,n.countBy=function(e,t,n){var r={},t=s(t,n);return Lt(e,function(e,n,i){n=t(e,n,i),et.call(r,n)?r[n]++:r[n]=1}),r},n.debounce=function(e,t,n){function r(){u=null,n||(s=e.apply(o,i))}var i,s,o,u;return function(){var a=n&&!u;return i=arguments,o=this,clearTimeout(u),u=setTimeout(r,t),a&&(s=e.apply(o,i)),s}},n.defaults=h,n.defer=function(e){var n=nt.call(arguments,1);return setTimeout(function(){e.apply(t,n)},1)},n.delay=function(e,n){var r=nt.call
-(arguments,2);return setTimeout(function(){e.apply(t,r)},n)},n.difference=function(e){for(var t=-1,n=e.length,r=Y.apply(U,arguments),i=[];++t<n;){var s=e[t];0>D(r,s,n)&&i.push(s)}return i},n.escape=function(e){return null==e?"":(e+"").replace(K,u)},n.every=S,n.filter=x,n.find=T,n.first=M,n.flatten=_,n.forEach=Lt,n.functions=p,n.groupBy=function(e,t,n){var r={},t=s(t,n);return Lt(e,function(e,n,i){n=t(e,n,i),(et.call(r,n)?r[n]:r[n]=[]).push(e)}),r},n.has=function(e,t){return e?et.call(e,t):!1},n.identity=
-F,n.indexOf=D,n.initial=function(e,t,n){return e?nt.call(e,0,-(null==t||n?1:t)):[]},n.intersection=function(e){var t=arguments,n=t.length,r=[];return Lt(e,function(e){if(0>D(r,e)){for(var i=n;--i;)if(0>D(t[i],e))return;r.push(e)}}),r},n.invert=d,n.invoke=function(e,t){var n=nt.call(arguments,2),r="function"==typeof t,i=[];return Lt(e,function(e){i.push((r?t:e[t]).apply(e,n))}),i},n.isArray=Ct,n.isBoolean=function(e){return!0===e||!1===e||rt.call(e)==ht},n.isDate=function(e){return rt.call(e)==pt}
-,n.isElement=function(e){return e?1===e.nodeType:!1},n.isEmpty=function(e){if(!e)return!0;if(Ct(e)||b(e))return!e.length;for(var t in e)if(et.call(e,t))return!1;return!0},n.isEqual=v,n.isFinite=function(e){return ot(e)&&rt.call(e)==dt},n.isFunction=m,n.isNaN=function(e){return y(e)&&e!=+e},n.isNull=function(e){return null===e},n.isNumber=y,n.isObject=g,n.isRegExp=function(e){return rt.call(e)==mt},n.isString=b,n.isUndefined=function(e){return"undefined"==typeof e},n.keys=kt,n.last=function(e,t,n)
-{if(e){var r=e.length;return null==t||n?e[r-1]:nt.call(e,-t||r)}},n.lastIndexOf=function(e,t,n){var r=e?e.length:0;for("number"==typeof n&&(r=(0>n?at(0,r+n):ft(n,r-1))+1);r--;)if(e[r]===t)return r;return-1},n.map=N,n.max=C,n.memoize=function(e,t){var n={};return function(){var r=t?t.apply(this,arguments):arguments[0];return et.call(n,r)?n[r]:n[r]=e.apply(this,arguments)}},n.min=function(e,t,n){var r=Infinity,i=-1,o=e?e.length:0,u=r;if(t||!Ct(e))t=s(t,n),Lt(e,function(e,n,i){n=t(e,n,i),n<r&&(r=n,u=
-e)});else for(;++i<o;)e[i]<u&&(u=e[i]);return u},n.mixin=I,n.noConflict=function(){return e._=X,this},n.object=function(e,t){for(var n=-1,r=e?e.length:0,i={};++n<r;){var s=e[n];t?i[s]=t[n]:i[s[0]]=s[1]}return i},n.omit=function(e){var t=Y.apply(U,arguments),n={};return St(e,function(e,r){0>D(t,r,1)&&(n[r]=e)}),n},n.once=function(e){var t,n=!1;return function(){return n?t:(n=!0,t=e.apply(this,arguments),e=null,t)}},n.pairs=function(e){var t=[];return xt(e,function(e,n){t.push([n,e])}),t},n.pick=function(
-e){for(var t=0,n=Y.apply(U,arguments),r=n.length,i={};++t<r;){var s=n[t];s in e&&(i[s]=e[s])}return i},n.pluck=k,n.random=function(e,t){return null==e&&null==t&&(t=1),e=+e||0,null==t&&(t=e,e=0),e+Z(lt()*((+t||0)-e+1))},n.range=function(e,t,n){e=+e||0,n=+n||1,null==t&&(t=e,e=0);for(var r=-1,t=at(0,G((t-e)/n)),i=Array(t);++r<t;)i[r]=e,e+=n;return i},n.reduce=L,n.reduceRight=A,n.reject=function(e,t,n){return t=s(t,n),x(e,function(e,n,r){return!t(e,n,r)})},n.rest=P,n.result=function(e,t){var n=e?e[t]
-:null;return m(n)?e[t]():n},n.shuffle=function(e){var t=-1,n=Array(e?e.length:0);return Lt(e,function(e){var r=Z(lt()*(++t+1));n[t]=n[r],n[r]=e}),n},n.size=function(e){var t=e?e.length:0;return"number"==typeof t?t:kt(e).length},n.some=O,n.sortBy=function(e,t,n){var i=[],t=s(t,n);Lt(e,function(e,n,r){i.push({a:t(e,n,r),b:n,c:e})}),e=i.length;for(i.sort(r);e--;)i[e]=i[e].c;return i},n.sortedIndex=H,n.tap=function(e,t){return t(e),e},n.template=function(e,t,r){e||(e="");var r=h({},r,n.templateSettings
-),i=0,s="__p+='",u=r.variable;e.replace(RegExp((r.escape||J).source+"|"+(r.interpolate||J).source+"|"+(r.evaluate||J).source+"|$","g"),function(t,n,r,u,a){s+=e.slice(i,a).replace(Q,o),s+=n?"'+_['escape']("+n+")+'":u?"';"+u+";__p+='":r?"'+((__t=("+r+"))==null?'':__t)+'":"",i=a+t.length}),s+="';\n",u||(u="obj",s="with("+u+"||{}){"+s+"}"),s="function("+u+"){var __t,__p='',__j=Array.prototype.join;function print(){__p+=__j.call(arguments,'')}"+s+"return __p}";try{var a=Function("_","return "+s)(n)}catch(
-f){throw f.source=s,f}return t?a(t):(a.source=s,a)},n.throttle=function(e,t){function n(){u=new Date,o=null,i=e.apply(s,r)}var r,i,s,o,u=0;return function(){var a=new Date,f=t-(a-u);return r=arguments,s=this,0>=f?(clearTimeout(o),u=a,i=e.apply(s,r)):o||(o=setTimeout(n,f)),i}},n.times=function(e,t,n){for(var e=+e||0,r=-1,i=Array(e);++r<e;)i[r]=t.call(n,r);return i},n.toArray=function(e){var t=e?e.length:0;if("number"==typeof t){for(var n=-1,r=Array(t);++n<t;)r[n]=e[n];return r}return w(e)},n.unescape=
-function(e){return null==e?"":(e+"").replace(V,f)},n.union=function(){return B(Y.apply(U,arguments))},n.uniq=B,n.uniqueId=function(e){var t=z++;return e?e+t:t},n.values=w,n.where=function(e,t){var n=kt(t);return x(e,function(e){for(var r=n.length;r--;){var i=e[n[r]]===t[n[r]];if(!i)break}return!!i})},n.without=function(e){for(var t=-1,n=e.length,r=[];++t<n;){var i=e[t];0>D(arguments,i,1)&&r.push(i)}return r},n.wrap=function(e,t){return function(){var n=[e];return tt.apply(n,arguments),t.apply(this
-,n)}},n.zip=function(e){for(var t=-1,n=e?C(k(arguments,"length")):0,r=Array(n);++t<n;)r[t]=k(arguments,t);return r},n.all=S,n.any=O,n.collect=N,n.detect=T,n.drop=P,n.each=Lt,n.extend=l,n.foldl=L,n.foldr=A,n.head=M,n.include=E,n.inject=L,n.methods=p,n.select=x,n.tail=P,n.take=M,n.unique=B,I(n),n.prototype.chain=function(){return this.__chain__=!0,this},n.prototype.value=function(){return this.__wrapped__},Lt("pop push reverse shift sort splice unshift".split(" "),function(e){var t=U[e];n.prototype
-[e]=function(){var e=this.__wrapped__;return t.apply(e,arguments),yt&&e.length===0&&delete e[0],this}}),Lt(["concat","join","slice"],function(e){var t=U[e];n.prototype[e]=function(){var e=t.apply(this.__wrapped__,arguments);return this.__chain__&&(e=new n(e),e.__chain__=!0),e}}),q?"object"==typeof module&&module&&module.exports==q?(module.exports=n)._=n:q._=n:e._=n})(this);
\ No newline at end of file
+e,t.__wrapped__||t);if(i!=vt)return!1;var i=e.constructor,o=t.constructor;if(i!=o&&(!m(i)||!(i instanceof i&&m(o)&&o instanceof o)))return!1}n||(n=[]),r||(r=[]);for(i=n.length;i--;)if(n[i]==e)return r[i]==t;var u=!0,a=0;n.push(e),r.push(t);if(s){a=e.length;if(u=a==t.length)for(;a--&&(u=v(e[a],t[a],n,r)););return u}return xt(e,function(e,i){return a++,!(u=et.call(t,i)&&v(e,t[i],n,r))&&W}),u&&xt(t,function(){return!(u=-1<--a)&&W}),u}function m(e){return"function"==typeof e}function g(e){return e?wt
+[typeof e]:!1}function y(e){return"number"==typeof e||rt.call(e)==dt}function b(e){return"string"==typeof e||rt.call(e)==gt}function w(e){var t=[];return xt(e,function(e){t.push(e)}),t}function E(e,t){var n=!1;return"number"==typeof (e?e.length:0)?n=-1<D(e,t):Lt(e,function(e){return(n=e===t)&&W}),n}function S(e,t,n){var r=!0,t=s(t,n);if(Ct(e))for(var n=-1,i=e.length;++n<i&&(r=!!t(e[n],n,e)););else Lt(e,function(e,n,i){return!(r=!!t(e,n,i))&&W});return r}function x(e,t,n){var r=[],t=s(t,n);if(Ct(e
+))for(var n=-1,i=e.length;++n<i;){var o=e[n];t(o,n,e)&&r.push(o)}else Lt(e,function(e,n,i){t(e,n,i)&&r.push(e)});return r}function T(e,t,n){var r,t=s(t,n);return Lt(e,function(e,n,i){if(t(e,n,i))return r=e,W}),r}function N(e,t,n){var r=-1,i=e?e.length:0,o=Array("number"==typeof i?i:0),t=s(t,n);if(Ct(e))for(;++r<i;)o[r]=t(e[r],r,e);else Lt(e,function(e,n,i){o[++r]=t(e,n,i)});return o}function C(e,t,n){var r=-Infinity,i=-1,o=e?e.length:0,u=r;if(t||!Ct(e))t=s(t,n),Lt(e,function(e,n,i){n=t(e,n,i),n>r&&
+(r=n,u=e)});else for(;++i<o;)e[i]>u&&(u=e[i]);return u}function k(e,t){var n=[];return Lt(e,function(e){n.push(e[t])}),n}function L(e,t,n,r){var i=3>arguments.length;return t||(t=F),Lt(e,function(e,s,o){n=i?(i=!1,e):t.call(r,n,e,s,o)}),n}function A(e,t,n,r){var i=e?e.length:0,s=3>arguments.length;if("number"!=typeof i)var o=kt(e),i=o.length;return t||(t=F),Lt(e,function(u,a,f){a=o?o[--i]:--i,n=s?(s=!1,e[a]):t.call(r,n,e[a],a,f)}),n}function O(e,t,n){var r,t=s(t,n);if(Ct(e))for(var n=-1,i=e.length
+;++n<i&&!(r=t(e[n],n,e)););else Lt(e,function(e,n,i){return(r=t(e,n,i))&&W});return!!r}function M(e,t,n){if(e)return null==t||n?e[0]:nt.call(e,0,t)}function _(e,t){for(var n=-1,r=e?e.length:0,i=[];++n<r;){var s=e[n];Ct(s)?tt.apply(i,t?s:_(s)):i.push(s)}return i}function D(e,t,n){var r=-1,i=e?e.length:0;if("number"==typeof n)r=(0>n?at(0,i+n):n||0)-1;else if(n)return r=H(e,t),e[r]===t?r:-1;for(;++r<i;)if(e[r]===t)return r;return-1}function P(e,t,n){return e?nt.call(e,null==t||n?1:t):[]}function H(e
+,t,n,r){for(var i=0,o=e?e.length:i,n=n?s(n,r):F,t=n(t);i<o;)r=i+o>>>1,n(e[r])<t?i=r+1:o=r;return i}function B(e,t,n,r){var i=-1,o=e?e.length:0,u=[],a=u;n&&(a=[],n=s(n,r));for(;++i<o;){var r=e[i],f=n?n(r,i,e):r;if(t?!i||a[a.length-1]!==f:0>D(a,f))n&&a.push(f),u.push(r)}return u}function j(e,t){return bt||it&&2<arguments.length?it.call.apply(it,arguments):i(e,t,nt.call(arguments,2))}function F(e){return e}function I(e){Lt(p(e),function(t){var r=n[t]=e[t];n.prototype[t]=function(){var e=[this.__wrapped__
+];return tt.apply(e,arguments),e=r.apply(n,e),this.__chain__&&(e=new n(e),e.__chain__=!0),e}})}var q="object"==typeof exports&&exports,R="object"==typeof global&&global;R.global===R&&(e=R);var U=[],R=new function(){},z=0,W=R,X=e._,V=/&(?:amp|lt|gt|quot|#x27);/g,$=RegExp("^"+(R.valueOf+"").replace(/[.*+?^=!:${}()|[\]\/\\]/g,"\\$&").replace(/valueOf|for [^\]]+/g,".+?")+"$"),J=/($^)/,K=/[&<>"']/g,Q=/['\n\r\t\u2028\u2029\\]/g,G=Math.ceil,Y=U.concat,Z=Math.floor,et=R.hasOwnProperty,tt=U.push,nt=U.slice
+,rt=R.toString,it=$.test(it=nt.bind)&&it,st=$.test(st=Array.isArray)&&st,ot=e.isFinite,ut=$.test(ut=Object.keys)&&ut,at=Math.max,ft=Math.min,lt=Math.random,ct="[object Array]",ht="[object Boolean]",pt="[object Date]",dt="[object Number]",vt="[object Object]",mt="[object RegExp]",gt="[object String]",yt=(yt={0:1,length:1},U.splice.call(yt,0,1),yt[0]),bt=it&&/\n|Opera/.test(it+rt.call(e.opera)),wt={"boolean":!1,"function":!0,object:!0,number:!1,string:!1,"undefined":!1},Et={"\\":"\\","'":"'","\n":"n"
+,"\r":"r","	":"t","\u2028":"u2028","\u2029":"u2029"};n.templateSettings={escape:/<%-([\s\S]+?)%>/g,evaluate:/<%([\s\S]+?)%>/g,interpolate:/<%=([\s\S]+?)%>/g,variable:""},n.isArguments=function(e){return"[object Arguments]"==rt.call(e)},n.isArguments(arguments)||(n.isArguments=function(e){return e?et.call(e,"callee"):!1});var St=function(e,t){var n;if(!e)return e;t||(t=F);for(n in e)if(t(e[n],n,e)===W)break;return e},xt=function(e,t){var n;if(!e)return e;t||(t=F);for(n in e)if(et.call(e,n)&&t(e[n]
+,n,e)===W)break;return e},Tt={"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#x27;"},Nt=d(Tt),Ct=st||function(e){return rt.call(e)==ct};m(/x/)&&(m=function(e){return"[object Function]"==rt.call(e)});var kt=ut?function(e){return g(e)?ut(e):[]}:c,Lt=function(e,t,n){if(!e)return e;var t=t&&"undefined"==typeof n?t:s(t,n),r=e.length,n=-1;if("number"==typeof r){for(;++n<r;)if(t(e[n],n,e)===W)return e}else for(n in e)if(et.call(e,n)&&t(e[n],n,e)===W)return e};n.VERSION="0.10.0",n.after=function(e,
+t){return 1>e?t():function(){if(1>--e)return t.apply(this,arguments)}},n.bind=j,n.bindAll=function(e){for(var t=arguments,n=1<t.length?0:(t=p(e),-1),r=t.length;++n<r;){var i=t[n];e[i]=j(e[i],e)}return e},n.chain=function(e){return e=new n(e),e.__chain__=!0,e},n.clone=function(e){return e&&wt[typeof e]?Ct(e)?nt.call(e):l({},e):e},n.compact=function(e){for(var t=-1,n=e?e.length:0,r=[];++t<n;){var i=e[t];i&&r.push(i)}return r},n.compose=function(){var e=arguments;return function(){for(var t=arguments
+,n=e.length;n--;)t=[e[n].apply(this,t)];return t[0]}},n.contains=E,n.countBy=function(e,t,n){var r={},t=s(t,n);return Lt(e,function(e,n,i){n=t(e,n,i),et.call(r,n)?r[n]++:r[n]=1}),r},n.debounce=function(e,t,n){function r(){u=null,n||(s=e.apply(o,i))}var i,s,o,u;return function(){var a=n&&!u;return i=arguments,o=this,clearTimeout(u),u=setTimeout(r,t),a&&(s=e.apply(o,i)),s}},n.defaults=h,n.defer=function(e){var n=nt.call(arguments,1);return setTimeout(function(){e.apply(t,n)},1)},n.delay=function(e,
+n){var r=nt.call(arguments,2);return setTimeout(function(){e.apply(t,r)},n)},n.difference=function(e){for(var t=-1,n=e.length,r=Y.apply(U,arguments),i=[];++t<n;){var s=e[t];0>D(r,s,n)&&i.push(s)}return i},n.escape=function(e){return null==e?"":(e+"").replace(K,u)},n.every=S,n.filter=x,n.find=T,n.first=M,n.flatten=_,n.forEach=Lt,n.functions=p,n.groupBy=function(e,t,n){var r={},t=s(t,n);return Lt(e,function(e,n,i){n=t(e,n,i),(et.call(r,n)?r[n]:r[n]=[]).push(e)}),r},n.has=function(e,t){return e?et.call
+(e,t):!1},n.identity=F,n.indexOf=D,n.initial=function(e,t,n){return e?nt.call(e,0,-(null==t||n?1:t)):[]},n.intersection=function(e){var t=arguments,n=t.length,r=[];return Lt(e,function(e){if(0>D(r,e)){for(var i=n;--i;)if(0>D(t[i],e))return;r.push(e)}}),r},n.invert=d,n.invoke=function(e,t){var n=nt.call(arguments,2),r="function"==typeof t,i=[];return Lt(e,function(e){i.push((r?t:e[t]).apply(e,n))}),i},n.isArray=Ct,n.isBoolean=function(e){return!0===e||!1===e||rt.call(e)==ht},n.isDate=function(e){return rt
+.call(e)==pt},n.isElement=function(e){return e?1===e.nodeType:!1},n.isEmpty=function(e){if(!e)return!0;if(Ct(e)||b(e))return!e.length;for(var t in e)if(et.call(e,t))return!1;return!0},n.isEqual=v,n.isFinite=function(e){return ot(e)&&rt.call(e)==dt},n.isFunction=m,n.isNaN=function(e){return y(e)&&e!=+e},n.isNull=function(e){return null===e},n.isNumber=y,n.isObject=g,n.isRegExp=function(e){return rt.call(e)==mt},n.isString=b,n.isUndefined=function(e){return"undefined"==typeof e},n.keys=kt,n.last=function(
+e,t,n){if(e){var r=e.length;return null==t||n?e[r-1]:nt.call(e,-t||r)}},n.lastIndexOf=function(e,t,n){var r=e?e.length:0;for("number"==typeof n&&(r=(0>n?at(0,r+n):ft(n,r-1))+1);r--;)if(e[r]===t)return r;return-1},n.map=N,n.max=C,n.memoize=function(e,t){var n={};return function(){var r=t?t.apply(this,arguments):arguments[0];return et.call(n,r)?n[r]:n[r]=e.apply(this,arguments)}},n.min=function(e,t,n){var r=Infinity,i=-1,o=e?e.length:0,u=r;if(t||!Ct(e))t=s(t,n),Lt(e,function(e,n,i){n=t(e,n,i),n<r&&
+(r=n,u=e)});else for(;++i<o;)e[i]<u&&(u=e[i]);return u},n.mixin=I,n.noConflict=function(){return e._=X,this},n.object=function(e,t){for(var n=-1,r=e?e.length:0,i={};++n<r;){var s=e[n];t?i[s]=t[n]:i[s[0]]=s[1]}return i},n.omit=function(e){var t=Y.apply(U,arguments),n={};return St(e,function(e,r){0>D(t,r,1)&&(n[r]=e)}),n},n.once=function(e){var t,n=!1;return function(){return n?t:(n=!0,t=e.apply(this,arguments),e=null,t)}},n.pairs=function(e){var t=[];return xt(e,function(e,n){t.push([n,e])}),t},n.
+pick=function(e){for(var t=0,n=Y.apply(U,arguments),r=n.length,i={};++t<r;){var s=n[t];s in e&&(i[s]=e[s])}return i},n.pluck=k,n.random=function(e,t){return null==e&&null==t&&(t=1),e=+e||0,null==t&&(t=e,e=0),e+Z(lt()*((+t||0)-e+1))},n.range=function(e,t,n){e=+e||0,n=+n||1,null==t&&(t=e,e=0);for(var r=-1,t=at(0,G((t-e)/n)),i=Array(t);++r<t;)i[r]=e,e+=n;return i},n.reduce=L,n.reduceRight=A,n.reject=function(e,t,n){return t=s(t,n),x(e,function(e,n,r){return!t(e,n,r)})},n.rest=P,n.result=function(e,t
+){var n=e?e[t]:null;return m(n)?e[t]():n},n.shuffle=function(e){var t=-1,n=Array(e?e.length:0);return Lt(e,function(e){var r=Z(lt()*(++t+1));n[t]=n[r],n[r]=e}),n},n.size=function(e){var t=e?e.length:0;return"number"==typeof t?t:kt(e).length},n.some=O,n.sortBy=function(e,t,n){var i=[],t=s(t,n);Lt(e,function(e,n,r){i.push({a:t(e,n,r),b:n,c:e})}),e=i.length;for(i.sort(r);e--;)i[e]=i[e].c;return i},n.sortedIndex=H,n.tap=function(e,t){return t(e),e},n.template=function(e,t,r){e||(e="");var r=h({},r,n.
+templateSettings),i=0,s="__p+='",u=r.variable;e.replace(RegExp((r.escape||J).source+"|"+(r.interpolate||J).source+"|"+(r.evaluate||J).source+"|$","g"),function(t,n,r,u,a){s+=e.slice(i,a).replace(Q,o),s+=n?"'+_['escape']("+n+")+'":u?"';"+u+";__p+='":r?"'+((__t=("+r+"))==null?'':__t)+'":"",i=a+t.length}),s+="';\n",u||(u="obj",s="with("+u+"||{}){"+s+"}"),s="function("+u+"){var __t,__p='',__j=Array.prototype.join;function print(){__p+=__j.call(arguments,'')}"+s+"return __p}";try{var a=Function("_","return "+
+s)(n)}catch(f){throw f.source=s,f}return t?a(t):(a.source=s,a)},n.throttle=function(e,t){function n(){u=new Date,o=null,i=e.apply(s,r)}var r,i,s,o,u=0;return function(){var a=new Date,f=t-(a-u);return r=arguments,s=this,0>=f?(clearTimeout(o),u=a,i=e.apply(s,r)):o||(o=setTimeout(n,f)),i}},n.times=function(e,t,n){for(var e=+e||0,r=-1,i=Array(e);++r<e;)i[r]=t.call(n,r);return i},n.toArray=function(e){var t=e?e.length:0;if("number"==typeof t){for(var n=-1,r=Array(t);++n<t;)r[n]=e[n];return r}return w
+(e)},n.unescape=function(e){return null==e?"":(e+"").replace(V,f)},n.union=function(){return B(Y.apply(U,arguments))},n.uniq=B,n.uniqueId=function(e){var t=z++;return e?e+t:t},n.values=w,n.where=function(e,t){var n=kt(t);return x(e,function(e){for(var r=n.length;r--;){var i=e[n[r]]===t[n[r]];if(!i)break}return!!i})},n.without=function(e){for(var t=-1,n=e.length,r=[];++t<n;){var i=e[t];0>D(arguments,i,1)&&r.push(i)}return r},n.wrap=function(e,t){return function(){var n=[e];return tt.apply(n,arguments
+),t.apply(this,n)}},n.zip=function(e){for(var t=-1,n=e?C(k(arguments,"length")):0,r=Array(n);++t<n;)r[t]=k(arguments,t);return r},n.all=S,n.any=O,n.collect=N,n.detect=T,n.drop=P,n.each=Lt,n.extend=l,n.foldl=L,n.foldr=A,n.head=M,n.include=E,n.inject=L,n.methods=p,n.select=x,n.tail=P,n.take=M,n.unique=B,I(n),n.prototype.chain=function(){return this.__chain__=!0,this},n.prototype.value=function(){return this.__wrapped__},Lt("pop push reverse shift sort splice unshift".split(" "),function(e){var t=U[
+e];n.prototype[e]=function(){var e=this.__wrapped__;return t.apply(e,arguments),yt&&e.length===0&&delete e[0],this}}),Lt(["concat","join","slice"],function(e){var t=U[e];n.prototype[e]=function(){var e=t.apply(this.__wrapped__,arguments);return this.__chain__&&(e=new n(e),e.__chain__=!0),e}}),q?"object"==typeof module&&module&&module.exports==q?(module.exports=n)._=n:q._=n:e._=n})(this);
\ No newline at end of file
diff --git a/test/test-build.js b/test/test-build.js
index 35cc45ec7..435f6b3a5 100644
--- a/test/test-build.js
+++ b/test/test-build.js
@@ -679,8 +679,11 @@
 
         object = { 'length': 0, 'splice': Array.prototype.splice };
         equal(lodash.isEmpty(object), false, '_.isEmpty should return `false` for jQuery/MooTools DOM query collections: ' + basename);
-
         equal(lodash.isFinite('2'), false, '_.isFinite should return `false` for numeric string values: ' + basename);
+
+        object = { 'a': 1, 'b': 2, 'c': 3 };
+        equal(lodash.isEqual(object, { 'a': 1, 'b': 0, 'c': 3 }), false, '_.isEqual: ' + basename);
+
         equal(lodash.max('abc'), -Infinity, '_.max should return `-Infinity` for strings: ' + basename);
         equal(lodash.min('abc'), Infinity, '_.min should return `Infinity` for strings: ' + basename);