diff --git a/README.md b/README.md
index 1190036..5e5cb39 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ w $zjoin(collection, " ")
 <br/>
 # How to install it?
 
-In the root of the repo you can find two xml files:
+In releases of the repo you can find two xml files:
 **install.base.xml**,
 **install.advanced.xml**.
 
diff --git a/install.advanced.xml b/install.advanced.xml
deleted file mode 100755
index 305105d..0000000
--- a/install.advanced.xml
+++ /dev/null
@@ -1,225 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Export generator="Cache" version="25" zv="Cache for UNIX (SUSE Linux Enterprise Server for x86-64) 2015.1 (Build 429U)" ts="2017-02-24 19:10:39">
-<Routine name="%ZLANGC00" type="MAC" languagemode="0" timestamp="64333,51194"><![CDATA[
-QUIT
-
- //
- // "zforeach" command.
- //
- // Applies the certain function to each element of the collection.
- // 
- // Example:
- //   NAMESPACE> set collection = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do collection.Insert("Hello ")
- //   NAMESPACE> do collection.Insert("World!")
- //   NAMESPACE>
- //   NAMESPACE> zforeach $zbind(collection, "io:print")
- //
- // See also:
- //   DeclarativeCOS.Binder
- //   DeclarativeCOS.Binder#ForEach
- //   DeclarativeCOS.IO
- //
-ZFOREACH(binder) public {
-  do binder.ForEach()
-  Quit
-}
-]]></Routine>
-
-
-<Routine name="%ZLANGF00" type="MAC" languagemode="0" timestamp="64333,52314"><![CDATA[
-QUIT
-
- //
- // "$zbind" function.
- //
- // Returns new instance of DeclarativeCOS.Binder with specified collection and function.
- //
- // Example:
- //   NAMESPACE> set collection = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do collection.Insert("Hello ")
- //   NAMESPACE> do collection.Insert("World!")
- //   NAMESPACE>
- //   NAMESPACE> zforeach $zbind(collection, "io:print")
- //   NAMESPACE> Hello World!
- //
- // See also:
- //   DeclarativeCOS.Binder
- //   DeclarativeCOS.Binder#%New
- //   DeclarativeCOS.Binder#ForEach
- //   DeclarativeCOS.IO
- //
-ZBIND(collection, function) public {
-  Quit ##class(DeclarativeCOS.Binder).%New(collection, function)
-}
-
- //
- // "$zmap" function.
- //
- // Returns new collection where each item is result of apply the certain function to source item of the specified collection.
- //
- // Example:
- //   NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [82,12,27]
- //   NAMESPACE>
- //   NAMESPACE> set hexNumbers = $zmap(numbers, "examples:toHex")
- //   NAMESPACE>
- //   NAMESPACE> for i=1:1:numbers.Count() { do numbers.SetAt($zhex(numbers.GetAt(i)), i) }
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [52,C,1B]
- //   NAMESPACE>
- //   NAMESPACE> write $zjoin(hexNumbers, ",")
- //   NAMESPACE> [52,C,1B]
- //
- // See also:
- //   DeclarativeCOS.Binder#Map
- //   DeclarativeCOS.Examples#toHex
- //   DeclarativeCOS.Joiner#join ($zjoin)
- //
-ZMAP(collection, function) public {
-  Quit $zbind(collection, function).Map()
-}
-
- //
- // "$zfind" function.
- //
- // Returns the first found element from the specified collection by the certain criteria (function).
- // Otherwise, returns null string.
- //
- // Example:
- //   NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE>
- //   NAMESPACE> set primeNumber = $zfind(numbers, "examples:isPrime")
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [69,41,68]
- //   NAMESPACE>
- //   NAMESPACE> write "Prime number: " _ $select(primeNumber="":"<not found>", 1:primeNumber)
- //   NAMESPACE> Prime number: 41
- //
- // See also:
- //   DeclarativeCOS.Binder#Find
- //   DeclarativeCOS.Examples#isPrime
- //   DeclarativeCOS.Joiner#join ($zjoin)
- //
-ZFIND(collection, function) public {
-  Quit $zbind(collection, function).Find()
-}
-
- //
- // "$zfilter" function.
- //
- // Returns new collection which contains filtered elements by the certain criteria (function) of the specified collection.
- //
- // Example:
- //   NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE>
- //   NAMESPACE> set filteredNumbers = $zfilter(numbers, "examples:isOdd")
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [22,71,31]
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(filteredNumbers, ",") _ "]"
- //   NAMESPACE> [71,31]
- //
- // See also:
- //   DeclarativeCOS.Binder#Filter
- //   DeclarativeCOS.Examples#isOdd
- //   DeclarativeCOS.Joiner#join ($zjoin)
- //
-ZFILTER(collection, function) public {
-  Quit $zbind(collection, function).Filter()
-}
-
- //
- // "$zexists" function.
- //
- // Returns $$$YES if collection contains element which is satisfied by by the certain criteria (function).
- // Otherwise, returns $$$NO.
- //
- // Example:
- //   NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE> do numbers.Insert($random(100))
- //   NAMESPACE>
- //   NAMESPACE> set hasEvenNumbers = $zexists(numbers, "examples:isEven")
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [51,56,53]
- //   NAMESPACE>
- //   NAMESPACE> write "Collection has" _ $case(hasEvenNumbers, 1:" ", 0:" no ") _ "even numbers"
- //   NAMESPACE> Collection has even numbers
- //
- // See also:
- //   DeclarativeCOS.Binder#Exists
- //   DeclarativeCOS.Examples#isEven
- //   DeclarativeCOS.Joiner#join ($zjoin)
- //
-ZEXISTS(collection, function) public {
-  Quit $zbind(collection, function).Exists()
-}
-
- //
- // "$zcount" function.
- //
- // Returns $$$YES if collection contains element which is satisfied by the certain criteria (function).
- // Otherwise, returns $$$NO.
- //
- // Example:
- //   NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do numbers.Insert($random(1000))
- //   NAMESPACE> do numbers.Insert($random(1000))
- //   NAMESPACE> do numbers.Insert($random(1000))
- //   NAMESPACE>
- //   NAMESPACE> set palindromicNumbersCount = $zcount(numbers, "examples:isPalindromic")
- //   NAMESPACE>
- //   NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
- //   NAMESPACE> [715,202,898]
- //   NAMESPACE>
- //   NAMESPACE> write "Count of palindromic numbers: " _ palindromicNumbersCount
- //   NAMESPACE> Count of palindromic numbers: 2
- //
- // See also:
- //   DeclarativeCOS.Binder#Count
- //   DeclarativeCOS.Examples#isPalindromic
- //   DeclarativeCOS.Joiner#join ($zjoin)
- //
-ZCOUNT(collection, function) public {
-  Quit $zbind(collection, function).Count()
-}
-
- //
- // "$zjoin" function.
- //
- // Returns string from elements of the specified collection usin the certain separator.
- //
- // Example:
- //   NAMESPACE> set words = ##class(%ListOfDataTypes).%New()
- //   NAMESPACE> do words.Insert("DeclarativeCOS")
- //   NAMESPACE> do words.Insert("is")
- //   NAMESPACE> do words.Insert("awesome!")
- //   NAMESPACE>
- //   NAMESPACE> write $jzoin(words, " ")
- //   NAMESPACE> DeclarativeCOS is awesome!
- //
- // See also:
- //   DeclarativeCOS.Joiner#join
- //
-ZJOIN(collection, separator = "") public {
-  Quit ##class(DeclarativeCOS.Joiner).join(collection, separator)
-}
-]]></Routine>
-</Export>
diff --git a/install.base.xml b/install.base.xml
deleted file mode 100755
index b6d414d..0000000
--- a/install.base.xml
+++ /dev/null
@@ -1,1023 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Export generator="Cache" version="25" zv="Cache for UNIX (SUSE Linux Enterprise Server for x86-64) 2015.1 (Build 429U)" ts="2017-02-24 19:10:57">
-<Class name="DeclarativeCOS.Binder">
-<Description>
-Binder collection with function.
-Also, class provides implementation of all DeclarativeCOS commands and functions.</Description>
-<Super>%RegisteredObject</Super>
-<TimeChanged>64333,56078.50453</TimeChanged>
-<TimeCreated>64310,74515.461292</TimeCreated>
-
-<Property name="collection">
-<Description>
-Source collection for processing in DeclarativeCOS commands and functions.</Description>
-<Type>%Collection.AbstractList</Type>
-<Private>1</Private>
-</Property>
-
-<Property name="function">
-<Description>
-Source function for processing in DeclarativeCOS commands and functions.</Description>
-<Type>%String</Type>
-<Private>1</Private>
-</Property>
-
-<Method name="%OnNew">
-<Description>
-Overrides "constructor" for the class.</Description>
-<FormalSpec>collection:%Collection.AbstractList,function:%String</FormalSpec>
-<Private>1</Private>
-<ReturnType>%Status</ReturnType>
-<ServerOnly>1</ServerOnly>
-<Implementation><![CDATA[
-    if ('##class(DeclarativeCOS.Utils).isValidName(function)) {
-        set exception = ##class(%Exception.General).%New("Declarative name is invalid", "1",,"Declarative name pattern must be ""namespace:function"".")
-
-        throw exception
-    }
-
-    set ..collection = collection
-
-    set ..function = ##class(DeclarativeCOS.Utils).normalizeName(function)
-
-    return $$$OK
-]]></Implementation>
-</Method>
-
-<Method name="GetCollection">
-<Description>
-Returns source collection of the binder.</Description>
-<Implementation><![CDATA[    return ..collection
-]]></Implementation>
-</Method>
-
-<Method name="GetFunction">
-<Description>
-Returns source function of the binder.</Description>
-<Implementation><![CDATA[    return ..function
-]]></Implementation>
-</Method>
-
-<Method name="ForEach">
-<Description><![CDATA[
-
-Implementation of "zforeach" command.
-
-Applies the certain function to each element of the collection.
-
-Example:
-  NAMESPACE> set collection = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do collection.Insert("Hello ")
-  NAMESPACE> do collection.Insert("World!")
-  NAMESPACE>
-  NAMESPACE> zforeach $zbind(collection, "io:print")
-
-See also:
-  DeclarativeCOS.Binder
-  DeclarativeCOS.IO#print
-]]></Description>
-<Implementation><![CDATA[
-    quit:..collection=""
-
-    set index = ""
-
-    for {
-        set index = ..collection.Next(index)
-
-        quit:index=""
-
-        set item = ..collection.GetAt(index)
-
-        set $lb(className, methodName) = ..loadDeclarative(..function)
-
-        do $classmethod(className, methodName, item)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="Map">
-<Description><![CDATA[
-
-Implementation of "$zmap" function.
-
-Returns new collection where each item is result of apply the certain function to source item of the specified collection.
-
-Example:
-  NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [82,12,27]
-  NAMESPACE>
-  NAMESPACE> set hexNumbers = $zmap(numbers, "examples:toHex")
-  NAMESPACE>
-  NAMESPACE> for i=1:1:numbers.Count() { do numbers.SetAt($zhex(numbers.GetAt(i)), i) }
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [52,C,1B]
-  NAMESPACE>
-  NAMESPACE> write $zjoin(hexNumbers, ",")
-  NAMESPACE> [52,C,1B]
-
-See also:
-  DeclarativeCOS.Examples#toHex
-  DeclarativeCOS.Joiner#join ($zjoin)
-]]></Description>
-<Implementation><![CDATA[
-    set collection = $classmethod(..collection.%ClassName(), "%New")
-
-    set index = ""
-
-    for {
-        set index = ..collection.Next(index)
-
-        quit:index=""
-
-        set item = ..collection.GetAt(index)
-
-        set $lb(className, methodName) = ..loadDeclarative(..function)
-
-        set mappedItem = $classmethod(className, methodName, item)
-
-        do collection.Insert(mappedItem)
-    }
-
-    return collection
-]]></Implementation>
-</Method>
-
-<Method name="Find">
-<Description><![CDATA[
-
-Implementation of "$zfind" function.
-
-Returns the first found element from the specified collection by the certain criteria (function).
-Otherwise, returns null string.
-
-Example:
-  NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE>
-  NAMESPACE> set primeNumber = $zfind(numbers, "examples:isPrime")
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [69,41,68]
-  NAMESPACE>
-  NAMESPACE> write "Prime number: " _ $select(primeNumber="":"<not found>", 1:primeNumber)
-  NAMESPACE> Prime number: 41
-
-See also:
-  DeclarativeCOS.Examples#isPrime
-  DeclarativeCOS.Joiner#join ($zjoin)
-]]></Description>
-<Implementation><![CDATA[
-    set index = ""
-
-    for {
-        set index = ..collection.Next(index)
-
-        quit:index=""
-
-        set item = ..collection.GetAt(index)
-
-        set $lb(className, methodName) = ..loadDeclarative(..function)
-
-        if ($classmethod(className, methodName, item)) {
-            return item
-        }
-    }
-
-    return ""
-]]></Implementation>
-</Method>
-
-<Method name="Filter">
-<Description><![CDATA[
-
-Implementation of "$zfilter" function.
-
-Returns new collection which contains filtered elements by the certain criteria (function) of the specified collection.
-
-Example:
-  NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE>
-  NAMESPACE> set filteredNumbers = $zfilter(numbers, "examples:isOdd")
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [22,71,31]
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(filteredNumbers, ",") _ "]"
-  NAMESPACE> [71,31]
-
-See also:
-  DeclarativeCOS.Examples#isOdd
-  DeclarativeCOS.Joiner#join ($zjoin)
-]]></Description>
-<Implementation><![CDATA[
-    set collection = $classmethod(..collection.%ClassName(), "%New")
-
-    set index = ""
-
-    for {
-        set index = ..collection.Next(index)
-
-        quit:index=""
-
-        set item = ..collection.GetAt(index)
-
-        set $lb(className, methodName) = ..loadDeclarative(..function)
-
-        if ($classmethod(className, methodName, item)) {
-            do collection.Insert(item)
-        }
-    }
-
-    return collection
-]]></Implementation>
-</Method>
-
-<Method name="Exists">
-<Description><![CDATA[
-
-Implementation of "$zexists" function.
-
-Returns $$$YES if collection contains element which is satisfied by by the certain criteria (function).
-Otherwise, returns $$$NO.
-
-Example:
-  NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE> do numbers.Insert($random(100))
-  NAMESPACE>
-  NAMESPACE> set hasEvenNumbers = $zexists(numbers, "examples:isEven")
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [51,56,53]
-  NAMESPACE>
-  NAMESPACE> write "Collection has" _ $case(hasEvenNumbers, 1:" ", 0:" no ") _ "even numbers"
-  NAMESPACE> Collection has even numbers
-
-See also:
-  DeclarativeCOS.Examples#isEven
-  DeclarativeCOS.Joiner#join ($zjoin)
-]]></Description>
-<Implementation><![CDATA[    return ..Find() '= ""
-]]></Implementation>
-</Method>
-
-<Method name="Count">
-<Description><![CDATA[
-
-Implementation of "$zcount" function.
-
-Returns $$$YES if collection contains element which is satisfied by the certain criteria (function).
-Otherwise, returns $$$NO.
-
-Example:
-  NAMESPACE> set numbers = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do numbers.Insert($random(1000))
-  NAMESPACE> do numbers.Insert($random(1000))
-  NAMESPACE> do numbers.Insert($random(1000))
-  NAMESPACE>
-  NAMESPACE> set palindromicNumbersCount = $zcount(numbers, "examples:isPalindromic")
-  NAMESPACE>
-  NAMESPACE> write "[" _ $zjoin(numbers, ",") _ "]"
-  NAMESPACE> [715,202,898]
-  NAMESPACE>
-  NAMESPACE> write "Count of palindromic numbers: " _ palindromicNumbersCount
-  NAMESPACE> Count of palindromic numbers: 2
-
-See also:
-  DeclarativeCOS.Examples#isPalindromic
-  DeclarativeCOS.Joiner#join ($zjoin)
-]]></Description>
-<Implementation><![CDATA[
-    set count = 0
-
-    set index = ""
-
-    for {
-        set index = ..collection.Next(index)
-
-        quit:index=""
-
-        set item = ..collection.GetAt(index)
-
-        set $lb(className, methodName) = ..loadDeclarative(..function)
-
-        if ($classmethod(className, methodName, item)) {
-            set count = count + 1
-        }
-    }
-
-    return count
-]]></Implementation>
-</Method>
-
-<Method name="loadDeclarative">
-<Description>
-Delegates call to DeclarativesManager#loadDeclarative
-
-See also:
-  DeclarativeCOS.DeclarativesManager#loadDeclarative
-</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>function:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[    return ##class(DeclarativeCOS.DeclarativesManager).loadDeclarative(function)
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.BinderTests">
-<Super>%UnitTest.TestCase,DeclarativeCOS.DeclarativeProvider</Super>
-<TimeChanged>64333,59541.9367</TimeChanged>
-<TimeCreated>64331,41518.508777</TimeCreated>
-
-<Parameter name="TESTGLOBALNAME">
-<Type>%String</Type>
-<Default>^DeclarativeCOSTests</Default>
-</Parameter>
-
-<Method name="toGlobal">
-<Description>
-@Declarative("test.forEach:toGlobal")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>word:%String</FormalSpec>
-<Implementation><![CDATA[
-    set global = $name(@..#TESTGLOBALNAME@("forEach"))
-
-    if ('$data(@global@("word1"))) { set @global@("word1") = word }
-
-    elseif ('$data(@global@("word2"))) { set @global@("word2") = word }
-
-    elseif ('$data(@global@("word3"))) { set @global@("word3") = word }
-]]></Implementation>
-</Method>
-
-<Method name="TestForEach">
-<Implementation><![CDATA[
-    set global = $name(@..#TESTGLOBALNAME@("forEach"))
-
-    kill @global
-
-    set $lb(word1, word2, word3) = $lb("ForEach", "is", "available")
-
-    set words = ##class(%ListOfDataTypes).%New()
-    do words.Insert(word1)
-    do words.Insert(word2)
-    do words.Insert(word3)
-
-    zforeach $zbind(words, "test.forEach:toGlobal")
-
-    do $$$AssertEquals(word1, $get(@global@("word1")), "Word #1 is equal")
-    do $$$AssertEquals(word2, $get(@global@("word2")), "Word #2 is equal")
-    do $$$AssertEquals(word3, $get(@global@("word3")), "Word #3 is equal")
-
-    kill @global
-]]></Implementation>
-</Method>
-
-<Method name="TestMap">
-<Implementation><![CDATA[
-    set numbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:10 { do numbers.Insert($random(1000)) }
-
-    set hexNumbers = $zmap(numbers, "examples:toHex")
-
-    for i=1:1:numbers.Count() { do numbers.SetAt($zhex(numbers.GetAt(i)), i) }
-
-    do $$$AssertEquals($zjoin(numbers, ","), $zjoin(hexNumbers, ","), "$zmap works!")
-]]></Implementation>
-</Method>
-
-<Method name="TestFind">
-<Implementation><![CDATA[
-    set numbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:10 { do numbers.Insert($random(1000)) }
-
-    set expectedPrimeNumber = ""
-
-    for i=1:1:numbers.Count() {
-        set number = numbers.GetAt(i)
-
-        if (##class(DeclarativeCOS.Examples).isPrime(number)) {
-            set expectedPrimeNumber = number
-        }
-
-        quit:expectedPrimeNumber'=""
-    }
-
-    set actualPrimeNumber = $zfind(numbers, "examples:isPrime")
-
-    do $$$AssertEquals(expectedPrimeNumber, actualPrimeNumber, "$zfind works!")
-]]></Implementation>
-</Method>
-
-<Method name="TestFilter">
-<Implementation><![CDATA[
-    set numbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:10 { do numbers.Insert($random(1000)) }
-
-    set expectedFilteredNumbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:numbers.Count() {
-        set number = numbers.GetAt(i)
-
-        if (##class(DeclarativeCOS.Examples).isOdd(number)) {
-            do expectedFilteredNumbers.Insert(number)
-        }
-    }
-
-    set actualFilteredNumbers = $zfilter(numbers, "examples:isOdd")
-
-    do $$$AssertEquals($zjoin(expectedFilteredNumbers, ","), $zjoin(actualFilteredNumbers, ","), "$zfilter works!")
-]]></Implementation>
-</Method>
-
-<Method name="TestExists">
-<Implementation><![CDATA[
-    set numbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:10 { do numbers.Insert($random(1000)) }
-
-    set expectedHasEvenNumber = $$$NO
-
-    for i=1:1:numbers.Count() {
-        set number = numbers.GetAt(i)
-
-        if (##class(DeclarativeCOS.Examples).isEven(number)) {
-            set expectedHasEvenNumber = $$$YES
-        }
-
-        quit:expectedHasEvenNumber'=""
-    }
-
-    set actualHasEvenNumber = $zexists(numbers, "examples:isEven")
-
-    do $$$AssertEquals(expectedHasEvenNumber, actualHasEvenNumber, "$zexists works!")
-]]></Implementation>
-</Method>
-
-<Method name="TestCount">
-<Implementation><![CDATA[
-    set numbers = ##class(%ListOfDataTypes).%New()
-
-    for i=1:1:10 { do numbers.Insert($random(1000)) }
-
-    set expectedPalindromicNumbersCount = 0
-
-    for i=1:1:numbers.Count() {
-        set number = numbers.GetAt(i)
-
-        if (##class(DeclarativeCOS.Examples).isPalindromic(number)) {
-            set expectedPalindromicNumbersCount = $increment(expectedPalindromicNumbersCount)
-        }
-    }
-
-    set actualPalindromicNumbersCount = $zcount(numbers, "examples:isPalindromic")
-
-    do $$$AssertEquals(expectedPalindromicNumbersCount, actualPalindromicNumbersCount, "$zcount works!")
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.DeclarativeProvider">
-<Description>
-The heart of DeclarativeCOS!
-All declarative providers must extend the class.</Description>
-<TimeChanged>64333,54884.131132</TimeChanged>
-<TimeCreated>64310,74515.415686</TimeCreated>
-
-<Method name="register">
-<Description>
-The DeclarativeCOS magic.
-Code generator for registration declaratives in
-special global: ^DeclarativeCOS</Description>
-<ClassMethod>1</ClassMethod>
-<CodeMode>objectgenerator</CodeMode>
-<Implementation><![CDATA[
-    if (%compiledclass.Name = "DeclarativeCOS.DeclarativeProvider") {
-        kill ^DeclarativeCOS
-    }
-
-    set methods = %compiledclass.Methods
-
-    set i = ""
-
-    for {
-        set i = methods.Next(i)
-
-        quit:i=""
-
-        set method = methods.GetAt(i)
-
-        set methodName = method.Name
-
-        set methodDescription = method.Description
-
-        continue:methodName="register"
-
-        continue:$extract(methodName)="%"
-
-        set declarativeNameRegex = ##class(DeclarativeCOS.Utils).#DECLARATIVENAMEREGEX
-
-        set annotationRegexp = "@Declarative\(""(" _ declarativeNameRegex _ ")""\)"
-
-        set annotationMatcher = ##class(%Regex.Matcher).%New(annotationRegexp, methodDescription)
-
-        if (annotationMatcher.Locate()) {
-            set annotationValue = $replace(annotationMatcher.Group(1), " ", "")
-
-            do ##class(DeclarativeCOS.DeclarativesManager).saveDeclarative(annotationValue, %compiledclass.Name, methodName)
-        }
-    }
-
-    d %code.WriteLine("    q")
-
-    q $$$OK
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.DeclarativesManager">
-<Description>
-Manager for declaratives.
-The class contains methods for saving and retrieving declaratives from ^DeclarativeCOS global.</Description>
-<TimeChanged>64333,54884.241798</TimeChanged>
-<TimeCreated>64310,74515.494542</TimeCreated>
-
-<Method name="saveDeclarative">
-<Description>
-Stores declarative to the ^DeclarativeCOS global.</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>declarativeName:%String,className:%String,functionName:%String</FormalSpec>
-<Implementation><![CDATA[    set ^DeclarativeCOS("functions", declarativeName) = $lb(className, functionName)
-]]></Implementation>
-</Method>
-
-<Method name="loadDeclarative">
-<Description>
-Loads declarative from the ^DeclarativeCOS global.</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>declarativeName:%String</FormalSpec>
-<Implementation><![CDATA[    return $get(^DeclarativeCOS("functions", declarativeName))
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.Examples">
-<Description>
-Set of DeclarativeCOS examples.</Description>
-<Super>DeclarativeCOS.DeclarativeProvider</Super>
-<TimeChanged>64333,54883.985706</TimeChanged>
-<TimeCreated>64333,42037.525974</TimeCreated>
-
-<Method name="toHex">
-<Description>
-Returns hex value of the passed value.
-
-@Declarative("examples:toHex")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Numeric</FormalSpec>
-<Implementation><![CDATA[    return $zhex(value)
-]]></Implementation>
-</Method>
-
-<Method name="isPrime">
-<Description>
-Returns $$$YES if passed value is prime number.
-Otherwise, returns $$$NO.
-
-@Declarative("examples:isPrime")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Numeric</FormalSpec>
-<Implementation><![CDATA[
-    for i=2:1:$zsqr(value) {
-        if (value # i = 0) {
-            return $$$NO
-        }
-    }
-
-    return $$$YES
-]]></Implementation>
-</Method>
-
-<Method name="isOdd">
-<Description>
-Returns $$$YES if passed value is odd number.
-Otherwise, returns $$$NO.
-
-@Declarative("examples:isOdd")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Numeric</FormalSpec>
-<Implementation><![CDATA[    return value # 2 '= 0
-]]></Implementation>
-</Method>
-
-<Method name="isEven">
-<Description>
-Returns $$$YES if passed value is even number.
-Otherwise, returns $$$NO.
-
-@Declarative("examples:isEven")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Numeric</FormalSpec>
-<Implementation><![CDATA[    return value # 2 = 0
-]]></Implementation>
-</Method>
-
-<Method name="isPalindromic">
-<Description>
-Returns $$$YES if passed value is palindromic number.
-Otherwise, returns $$$NO.
-
-@Declarative("examples:isPalindromic")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Numeric</FormalSpec>
-<Implementation><![CDATA[    return $reverse(value) = value
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.IO">
-<Description><![CDATA[
-The class provides IO declaratives.
-io:print <-> w value
-io:println <-> w value, !]]></Description>
-<Super>DeclarativeCOS.DeclarativeProvider</Super>
-<TimeChanged>64333,54883.949985</TimeChanged>
-<TimeCreated>64310,74515.269825</TimeCreated>
-
-<Method name="print">
-<Description>
-Output passed value.
-
-@Declarative("io:print")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Library.DataType</FormalSpec>
-<Implementation><![CDATA[    w value
-]]></Implementation>
-</Method>
-
-<Method name="println">
-<Description>
-Output passed value. Add newline symbol.
-
-@Declarative("io:println")</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>value:%Library.DataType</FormalSpec>
-<Implementation><![CDATA[    w value, !
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.Joiner">
-<Description>
-Joiner is a kind of text utils class.
-The main point of the class is join elemenet of collection using separator.</Description>
-<TimeChanged>64333,54884.208873</TimeChanged>
-<TimeCreated>64331,32416.504776</TimeCreated>
-
-<Method name="join">
-<Description><![CDATA[
-Returns string from elements of the specified collection usin the certain separator.
-Example:
-  NAMESPACE> set words = ##class(%ListOfDataTypes).%New()
-  NAMESPACE> do words.Insert("DeclarativeCOS")
-  NAMESPACE> do words.Insert("is")
-  NAMESPACE> do words.Insert("awesome!")
-  NAMESPACE>
-  NAMESPACE> write $jzoin(words, " ")
-  NAMESPACE> DeclarativeCOS is awesome!]]></Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>collection:%Collection.AbstractList,separator:%String=""</FormalSpec>
-<ReturnType>%String</ReturnType>
-<Implementation><![CDATA[
-    if (collection = "") {
-      return ""
-    }
-
-    set string = ""
-
-    set index = ""
-
-    for {
-        set index = collection.Next(index)
-
-        quit:index=""
-
-        set item = collection.GetAt(index)
-
-        if (string = "") {
-            set string = "" _ item
-        }
-        else {
-            set string = string _ separator _ item
-        }
-    }
-
-    return string
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.JoinerTests">
-<Super>%UnitTest.TestCase</Super>
-<TimeChanged>64333,59580.764643</TimeChanged>
-<TimeCreated>64331,41554.388774</TimeCreated>
-
-<Method name="TestJoin">
-<Implementation><![CDATA[
-    set words = ##class(%ListOfDataTypes).%New()
-    do words.Insert("DeclarativeCOS")
-    do words.Insert("is")
-    do words.Insert("awesome!")
-
-    do $$$AssertEquals("DeclarativeCOS is awesome!", $zjoin(words, " "), "$zjoin works!")
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="DeclarativeCOS.Utils">
-<Description>
-Some utils for DeclarativeCOS implementation.</Description>
-<TimeChanged>64333,54884.047405</TimeChanged>
-<TimeCreated>64325,61273.204204</TimeCreated>
-
-<Parameter name="DECLARATIVENAMEREGEX">
-<Description>
-Declarative name regular expression.
-The pattern is "namespace:function"</Description>
-<Internal>1</Internal>
-<Default>[a-zA-Z0-9]+(.[a-zA-Z0-9]+)*\s*:\s*[a-zA-Z0-9]+([a-zA-Z0-9_]+)*</Default>
-</Parameter>
-
-<Method name="isValidName">
-<Description>
-Returns $$$YES if specified name is satisfied by the DECLARATIVENAMEREGEX regex.
-Otherwise, returns $$$NO.</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>name:%String</FormalSpec>
-<ReturnType>%Boolean</ReturnType>
-<Implementation><![CDATA[    return ##class(%Regex.Matcher).%New("^" _ ..#DECLARATIVENAMEREGEX _ "$", name).Locate()
-]]></Implementation>
-</Method>
-
-<Method name="normalizeName">
-<Description>
-Returns declarative name without any space characters.</Description>
-<ClassMethod>1</ClassMethod>
-<FormalSpec>name:%String</FormalSpec>
-<ReturnType>%String</ReturnType>
-<Implementation><![CDATA[
-    if (..isValidName(name)) {
-        return $replace(name, " ", "")
-    }
-
-    return name
-]]></Implementation>
-</Method>
-</Class>
-
-
-<Class name="External.Manager.DeclarativeCOS">
-<TimeChanged>64333,42004.82458</TimeChanged>
-<TimeCreated>64307,54762.708232</TimeCreated>
-
-<Method name="getWorkspacePath">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<ReturnType>%String</ReturnType>
-<Implementation><![CDATA[    return "/opt/dcos/dcos-cls/"
-]]></Implementation>
-</Method>
-
-<Method name="getWorkspaceSourcesPath">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<ReturnType>%String</ReturnType>
-<Implementation><![CDATA[    return (..getWorkspacePath())_"src/"
-]]></Implementation>
-</Method>
-
-<Method name="getWorkspaceTestsPath">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<ReturnType>%String</ReturnType>
-<Implementation><![CDATA[    return (..getWorkspacePath())_"test/"
-]]></Implementation>
-</Method>
-
-<Method name="getSources">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<ReturnType>%Library.ListOfDataTypes</ReturnType>
-<Implementation><![CDATA[
-    s sources = ##class(%Library.ListOfDataTypes).%New()
-    d sources.Insert("DeclarativeCOS.IO")
-    d sources.Insert("DeclarativeCOS.Examples")
-    d sources.Insert("DeclarativeCOS.Utils")
-    d sources.Insert("DeclarativeCOS.DeclarativeProvider")
-    d sources.Insert("DeclarativeCOS.Binder")
-    d sources.Insert("DeclarativeCOS.Joiner")
-    d sources.Insert("DeclarativeCOS.DeclarativesManager")
-
-    return sources
-]]></Implementation>
-</Method>
-
-<Method name="getTests">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<ReturnType>%Library.ListOfDataTypes</ReturnType>
-<Implementation><![CDATA[
-    s tests = ##class(%Library.ListOfDataTypes).%New()
-    d tests.Insert("DeclarativeCOS.BinderTests")
-    d tests.Insert("DeclarativeCOS.JoinerTests")
-
-    return tests
-]]></Implementation>
-</Method>
-
-<Method name="compile">
-<ClassMethod>1</ClassMethod>
-<Private>1</Private>
-<Implementation><![CDATA[    do ##class(%SYSTEM.OBJ).CompilePackage("DeclarativeCOS")
-]]></Implementation>
-</Method>
-
-<Method name="importCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>className:%String,path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set status = ##class(%Compiler.UDL.TextServices).SetTextFromFile("USER", className, path_className_".cls")
-
-    w !,"[",$case(status, 1:"OK",:"FAILED"),"] ",className
-]]></Implementation>
-</Method>
-
-<Method name="importSourcesCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set sources = ..getSources()
-
-    set index = sources.Next("")
-
-    while (index '= "") {
-      set source = sources.GetAt(index)
-
-      do ..importCLS(source, path)
-
-      set index = sources.Next(index)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="importTestsCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set tests = ..getTests()
-
-    set index = tests.Next("")
-
-    while (index '= "") {
-      set test = tests.GetAt(index)
-
-      do ..importCLS(test, path)
-
-      set index = tests.Next(index)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="exportCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>className:%String,path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set status = ##class(%Compiler.UDL.TextServices).GetTextAsFile("USER", className, path_className_".cls")
-
-    w !,"[",$case(status, 1:"OK", :"FAILDER"),"] ", className
-]]></Implementation>
-</Method>
-
-<Method name="exportSourcesCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set sources = ..getSources()
-
-    set index = sources.Next("")
-
-    while (index '= "") {
-      set source = sources.GetAt(index)
-
-      do ..exportCLS(source, path)
-
-      set index = sources.Next(index)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="exportTestsCLS">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>path:%String</FormalSpec>
-<Private>1</Private>
-<Implementation><![CDATA[
-    set tests = ..getTests()
-
-    set index = tests.Next("")
-
-    while (index '= "") {
-      set test = tests.GetAt(index)
-
-      do ..exportCLS(test, path)
-
-      set index = tests.Next(index)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="exportXML">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>className:%String,path:%String</FormalSpec>
-<Implementation><![CDATA[    w !,$system.OBJ.Export(className_".cls", path_$translate(className, ".", "/")_".cls.xml", "/diffexport")
-]]></Implementation>
-</Method>
-
-<Method name="exportTestsXML">
-<ClassMethod>1</ClassMethod>
-<FormalSpec>path:%String</FormalSpec>
-<Implementation><![CDATA[
-    set tests = ..getTests()
- 
-    set index = tests.Next("")
- 
-    while (index '= "") {
-      set test = tests.GetAt(index)
- 
-      do ..exportXML(test, path)
- 
-      set index = tests.Next(index)
-    }
-]]></Implementation>
-</Method>
-
-<Method name="importWorkspace">
-<ClassMethod>1</ClassMethod>
-<Implementation><![CDATA[
-    do ..importSourcesCLS(..getWorkspaceSourcesPath())
-
-    do ..importTestsCLS(..getWorkspaceTestsPath())
-]]></Implementation>
-</Method>
-
-<Method name="exportWorkspace">
-<ClassMethod>1</ClassMethod>
-<Implementation><![CDATA[
-    do ..exportSourcesCLS(..getWorkspaceSourcesPath())
-
-    do ..exportTestsCLS(..getWorkspaceTestsPath())
-
-    do ..exportTestsXML(..getWorkspaceTestsPath())
-]]></Implementation>
-</Method>
-
-<Method name="buildWorkspace">
-<ClassMethod>1</ClassMethod>
-<Implementation><![CDATA[
-    do ..importWorkspace()
-
-    do ..compile()
-
-    do ..exportWorkspace()
-]]></Implementation>
-</Method>
-</Class>
-</Export>