Fixed filtering on contains and excludes

lib/js-array.js

@@ -54,8 +54,8 @@ exports.operators = {
 	}),
 	contains: filter(function(array, value){
 		if(typeof value == "function"){
-			return array instanceof Array && array.some(function(i){
-				return value([i]).length;
+			return array instanceof Array && array.some(function(v){
+				return value.call([v]).length;
 			});
 		}
 		else{
@@ -64,8 +64,8 @@ exports.operators = {
 	}),
 	excludes: filter(function(array, value){
 		if(typeof value == "function"){
-			return !array.some(function(i){
-				return value([i]).length;
+			return !array.some(function(v){
+				return value.call([v]).length;
 			});
 		}
 		else{
@@ -351,18 +351,18 @@ function query(query, options, target){
 				// item['foo.bar'] ==> (item && item.foo && item.foo.bar && ...)
 				var path = value.args[0];
 				var target = value.args[1];
-				if(path instanceof Array){
-					var item = "";
+				if (typeof target == "undefined"){
+					var item = "item";
+					target = path;
+				}else if(path instanceof Array){
+					var item = "item";
 					var escaped = [];
 					for(var i = 0;i < path.length; i++){
 						escaped.push(stringify(path[i]));
 						item +="&&item[" + escaped.join("][") + ']';
 					}
-				}else if (typeof path == "undefined"){
-					var item = "";
-					target = path;
 				}else{
-					var item = "&&item[" + stringify(path) + "]";
+					var item = "item&&item[" + stringify(path) + "]";
 				}
 				// comparison to regexps are special: we cope with eq(), ne(), the others coerce regexp to string
 				if (value.args[1] instanceof RegExp) {

test/js-array.js

@@ -27,10 +27,9 @@ exports.testFiltering = function() {
 	assert.equal(executeQuery("out(price,(5))", {}, data).length, 1); 
 	assert.equal(executeQuery("contains(tags,even)", {}, data).length, 1); 
 	assert.equal(executeQuery("contains(tags,fun)", {}, data).length, 2); 
-	assert.equal(executeQuery("excludes(tags,fun)", {}, data).length, 1); 
+	assert.equal(executeQuery("excludes(tags,fun)", {}, data).length, 0); 
 	assert.equal(executeQuery("excludes(tags,ne(fun))", {}, data).length, 1); 
 	assert.equal(executeQuery("excludes(tags,ne(even))", {}, data).length, 0); 
-	assert.equal(executeQuery("excludes(tags,ne(even))", {}, data).length, 2); 
 	// eq() on re: should trigger .match()
 	assert.deepEqual(executeQuery("price=re:10", {}, data), [data[0]]);
 	// ne() on re: should trigger .not(.match())