From 5e853ef3ab6560bcbe4103ef106f363746502487 Mon Sep 17 00:00:00 2001
From: Vladimir Razuvaev <vladimir.razuvaev@gmail.com>
Date: Sun, 8 Jul 2018 00:31:16 +0700
Subject: [PATCH] Deployed e515964 with MkDocs version: 0.17.3

---
 complementary-tools/index.html    |  1 +
 getting-started/index.html        |  2 +-
 index.html                        |  2 +-
 search/search_index.json          | 12 +++++-----
 sitemap.xml                       | 40 +++++++++++++++----------------
 type-system/directives/index.html |  2 +-
 6 files changed, 30 insertions(+), 29 deletions(-)

diff --git a/complementary-tools/index.html b/complementary-tools/index.html
index 1819898..500e676 100755
--- a/complementary-tools/index.html
+++ b/complementary-tools/index.html
@@ -200,6 +200,7 @@
 <li><a href="https://github.com/overblog/dataloader-php">DataLoader PHP</a> - as a ready implementation for <a href="../data-fetching/#solving-n1-problem">deferred resolvers</a></li>
 <li><a href="https://github.com/phps-cans/psr7-middleware-graphql">PSR 15 compliant middleware</a> for the Standard Server (experimental)</li>
 <li><a href="https://github.com/Ecodev/graphql-upload">GraphQL Uploads</a> for the Standard Server</li>
+<li><a href="https://github.com/vasily-kartashov/graphql-batch-processing">GraphQL Batch Processor</a> - Simple library that provides a builder interface for defining collection, querying, filtering, and post-processing logic of batched data fetches. </li>
 </ul>
 <h1 id="general-graphql-tools">General GraphQL Tools</h1>
 <ul>
diff --git a/getting-started/index.html b/getting-started/index.html
index 91ed0bb..e17cbaf 100755
--- a/getting-started/index.html
+++ b/getting-started/index.html
@@ -287,7 +287,7 @@ echo json_encode($output);
 </code></pre>
 
 <p>Our example is finished. Try it by running:</p>
-<pre><code class="sh">php -S localhost:8000 graphql.php
+<pre><code class="sh">php -S localhost:8080 graphql.php
 curl http://localhost:8080 -d '{&quot;query&quot;: &quot;query { echo(message: \&quot;Hello World\&quot;) }&quot; }'
 </code></pre>
 
diff --git a/index.html b/index.html
index 2c5a4a4..cb26884 100755
--- a/index.html
+++ b/index.html
@@ -283,5 +283,5 @@ existing PHP frameworks, add support for Relay, etc.</p>
 
 <!--
 MkDocs version : 0.17.3
-Build Date UTC : 2018-04-20 09:39:50
+Build Date UTC : 2018-07-07 17:31:15
 -->
diff --git a/search/search_index.json b/search/search_index.json
index b2cfbc3..c88f406 100755
--- a/search/search_index.json
+++ b/search/search_index.json
@@ -27,7 +27,7 @@
         },
         {
             "location": "/getting-started/",
-            "text": "Prerequisites\n\n\nThis documentation assumes your familiarity with GraphQL concepts. If it is not the case - \nfirst learn about GraphQL on \nthe official website\n.\n\n\nInstallation\n\n\nUsing \ncomposer\n, simply run:\n\n\ncomposer require webonyx/graphql-php\n\n\n\n\nUpgrading\n\n\nWe try to keep library releases backwards compatible. But when breaking changes are inevitable \nthey are explained in \nupgrade instructions\n.\n\n\nInstall Tools (optional)\n\n\nWhile it is possible to communicate with GraphQL API using regular HTTP tools it is way \nmore convenient for humans to use \nGraphiQL\n - an in-browser \nIDE for exploring GraphQL APIs.\n\n\nIt provides syntax-highlighting, auto-completion and auto-generated documentation for \nGraphQL API.\n\n\nThe easiest way to use it is to install one of the existing Google Chrome extensions:\n\n\n\n\nChromeiQL\n\n\nGraphiQL Feen\n\n\n\n\nAlternatively, you can follow instructions on \nthe GraphiQL\n\npage and install it locally.\n\n\nHello World\n\n\nLet's create a type system that will be capable to process following simple query:\n\n\nquery {\n  echo(message: \"Hello World\")\n}\n\n\n\n\nTo do so we need an object type with field \necho\n:\n\n\n<?php\nuse GraphQL\\Type\\Definition\\ObjectType;\nuse GraphQL\\Type\\Definition\\Type;\n\n$queryType = new ObjectType([\n    'name' => 'Query',\n    'fields' => [\n        'echo' => [\n            'type' => Type::string(),\n            'args' => [\n                'message' => Type::nonNull(Type::string()),\n            ],\n            'resolve' => function ($root, $args) {\n                return $root['prefix'] . $args['message'];\n            }\n        ],\n    ],\n]);\n\n\n\n\n\n(Note: type definition can be expressed in \ndifferent styles\n, \nbut this example uses \ninline\n style for simplicity)\n\n\nThe interesting piece here is \nresolve\n option of field definition. It is responsible for returning \na value of our field. Values of \nscalar\n fields will be directly included in response while values of \n\ncomposite\n fields (objects, interfaces, unions) will be passed down to nested field resolvers \n(not in this example though).\n\n\nNow when our type is ready, let's create GraphQL endpoint file for it \ngraphql.php\n:\n\n\n<?php\nuse GraphQL\\GraphQL;\nuse GraphQL\\Type\\Schema;\n\n$schema = new Schema([\n    'query' => $queryType\n]);\n\n$rawInput = file_get_contents('php://input');\n$input = json_decode($rawInput, true);\n$query = $input['query'];\n$variableValues = isset($input['variables']) ? $input['variables'] : null;\n\ntry {\n    $rootValue = ['prefix' => 'You said: '];\n    $result = GraphQL::executeQuery($schema, $query, $rootValue, null, $variableValues);\n    $output = $result->toArray();\n} catch (\\Exception $e) {\n    $output = [\n        'errors' => [\n            [\n                'message' => $e->getMessage()\n            ]\n        ]\n    ];\n}\nheader('Content-Type: application/json');\necho json_encode($output);\n\n\n\n\nOur example is finished. Try it by running:\n\n\nphp -S localhost:8000 graphql.php\ncurl http://localhost:8080 -d '{\"query\": \"query { echo(message: \\\"Hello World\\\") }\" }'\n\n\n\n\nCheck out the full \nsource code\n of this example\nwhich also includes simple mutation.\n\n\nObviously hello world only scratches the surface of what is possible. \nSo check out next example, which is closer to real-world apps.\nOr keep reading about \nschema definition\n.\n\n\nBlog example\n\n\nIt is often easier to start with a full-featured example and then get back to documentation\nfor your own work. \n\n\nCheck out \nBlog example of GraphQL API\n.\nIt is quite close to real-world GraphQL hierarchies. Follow instructions and try it yourself in ~10 minutes.",
+            "text": "Prerequisites\n\n\nThis documentation assumes your familiarity with GraphQL concepts. If it is not the case - \nfirst learn about GraphQL on \nthe official website\n.\n\n\nInstallation\n\n\nUsing \ncomposer\n, simply run:\n\n\ncomposer require webonyx/graphql-php\n\n\n\n\nUpgrading\n\n\nWe try to keep library releases backwards compatible. But when breaking changes are inevitable \nthey are explained in \nupgrade instructions\n.\n\n\nInstall Tools (optional)\n\n\nWhile it is possible to communicate with GraphQL API using regular HTTP tools it is way \nmore convenient for humans to use \nGraphiQL\n - an in-browser \nIDE for exploring GraphQL APIs.\n\n\nIt provides syntax-highlighting, auto-completion and auto-generated documentation for \nGraphQL API.\n\n\nThe easiest way to use it is to install one of the existing Google Chrome extensions:\n\n\n\n\nChromeiQL\n\n\nGraphiQL Feen\n\n\n\n\nAlternatively, you can follow instructions on \nthe GraphiQL\n\npage and install it locally.\n\n\nHello World\n\n\nLet's create a type system that will be capable to process following simple query:\n\n\nquery {\n  echo(message: \"Hello World\")\n}\n\n\n\n\nTo do so we need an object type with field \necho\n:\n\n\n<?php\nuse GraphQL\\Type\\Definition\\ObjectType;\nuse GraphQL\\Type\\Definition\\Type;\n\n$queryType = new ObjectType([\n    'name' => 'Query',\n    'fields' => [\n        'echo' => [\n            'type' => Type::string(),\n            'args' => [\n                'message' => Type::nonNull(Type::string()),\n            ],\n            'resolve' => function ($root, $args) {\n                return $root['prefix'] . $args['message'];\n            }\n        ],\n    ],\n]);\n\n\n\n\n\n(Note: type definition can be expressed in \ndifferent styles\n, \nbut this example uses \ninline\n style for simplicity)\n\n\nThe interesting piece here is \nresolve\n option of field definition. It is responsible for returning \na value of our field. Values of \nscalar\n fields will be directly included in response while values of \n\ncomposite\n fields (objects, interfaces, unions) will be passed down to nested field resolvers \n(not in this example though).\n\n\nNow when our type is ready, let's create GraphQL endpoint file for it \ngraphql.php\n:\n\n\n<?php\nuse GraphQL\\GraphQL;\nuse GraphQL\\Type\\Schema;\n\n$schema = new Schema([\n    'query' => $queryType\n]);\n\n$rawInput = file_get_contents('php://input');\n$input = json_decode($rawInput, true);\n$query = $input['query'];\n$variableValues = isset($input['variables']) ? $input['variables'] : null;\n\ntry {\n    $rootValue = ['prefix' => 'You said: '];\n    $result = GraphQL::executeQuery($schema, $query, $rootValue, null, $variableValues);\n    $output = $result->toArray();\n} catch (\\Exception $e) {\n    $output = [\n        'errors' => [\n            [\n                'message' => $e->getMessage()\n            ]\n        ]\n    ];\n}\nheader('Content-Type: application/json');\necho json_encode($output);\n\n\n\n\nOur example is finished. Try it by running:\n\n\nphp -S localhost:8080 graphql.php\ncurl http://localhost:8080 -d '{\"query\": \"query { echo(message: \\\"Hello World\\\") }\" }'\n\n\n\n\nCheck out the full \nsource code\n of this example\nwhich also includes simple mutation.\n\n\nObviously hello world only scratches the surface of what is possible. \nSo check out next example, which is closer to real-world apps.\nOr keep reading about \nschema definition\n.\n\n\nBlog example\n\n\nIt is often easier to start with a full-featured example and then get back to documentation\nfor your own work. \n\n\nCheck out \nBlog example of GraphQL API\n.\nIt is quite close to real-world GraphQL hierarchies. Follow instructions and try it yourself in ~10 minutes.",
             "title": "Getting Started"
         },
         {
@@ -52,7 +52,7 @@
         },
         {
             "location": "/getting-started/#hello-world",
-            "text": "Let's create a type system that will be capable to process following simple query:  query {\n  echo(message: \"Hello World\")\n}  To do so we need an object type with field  echo :  <?php\nuse GraphQL\\Type\\Definition\\ObjectType;\nuse GraphQL\\Type\\Definition\\Type;\n\n$queryType = new ObjectType([\n    'name' => 'Query',\n    'fields' => [\n        'echo' => [\n            'type' => Type::string(),\n            'args' => [\n                'message' => Type::nonNull(Type::string()),\n            ],\n            'resolve' => function ($root, $args) {\n                return $root['prefix'] . $args['message'];\n            }\n        ],\n    ],\n]);  (Note: type definition can be expressed in  different styles , \nbut this example uses  inline  style for simplicity)  The interesting piece here is  resolve  option of field definition. It is responsible for returning \na value of our field. Values of  scalar  fields will be directly included in response while values of  composite  fields (objects, interfaces, unions) will be passed down to nested field resolvers \n(not in this example though).  Now when our type is ready, let's create GraphQL endpoint file for it  graphql.php :  <?php\nuse GraphQL\\GraphQL;\nuse GraphQL\\Type\\Schema;\n\n$schema = new Schema([\n    'query' => $queryType\n]);\n\n$rawInput = file_get_contents('php://input');\n$input = json_decode($rawInput, true);\n$query = $input['query'];\n$variableValues = isset($input['variables']) ? $input['variables'] : null;\n\ntry {\n    $rootValue = ['prefix' => 'You said: '];\n    $result = GraphQL::executeQuery($schema, $query, $rootValue, null, $variableValues);\n    $output = $result->toArray();\n} catch (\\Exception $e) {\n    $output = [\n        'errors' => [\n            [\n                'message' => $e->getMessage()\n            ]\n        ]\n    ];\n}\nheader('Content-Type: application/json');\necho json_encode($output);  Our example is finished. Try it by running:  php -S localhost:8000 graphql.php\ncurl http://localhost:8080 -d '{\"query\": \"query { echo(message: \\\"Hello World\\\") }\" }'  Check out the full  source code  of this example\nwhich also includes simple mutation.  Obviously hello world only scratches the surface of what is possible. \nSo check out next example, which is closer to real-world apps.\nOr keep reading about  schema definition .",
+            "text": "Let's create a type system that will be capable to process following simple query:  query {\n  echo(message: \"Hello World\")\n}  To do so we need an object type with field  echo :  <?php\nuse GraphQL\\Type\\Definition\\ObjectType;\nuse GraphQL\\Type\\Definition\\Type;\n\n$queryType = new ObjectType([\n    'name' => 'Query',\n    'fields' => [\n        'echo' => [\n            'type' => Type::string(),\n            'args' => [\n                'message' => Type::nonNull(Type::string()),\n            ],\n            'resolve' => function ($root, $args) {\n                return $root['prefix'] . $args['message'];\n            }\n        ],\n    ],\n]);  (Note: type definition can be expressed in  different styles , \nbut this example uses  inline  style for simplicity)  The interesting piece here is  resolve  option of field definition. It is responsible for returning \na value of our field. Values of  scalar  fields will be directly included in response while values of  composite  fields (objects, interfaces, unions) will be passed down to nested field resolvers \n(not in this example though).  Now when our type is ready, let's create GraphQL endpoint file for it  graphql.php :  <?php\nuse GraphQL\\GraphQL;\nuse GraphQL\\Type\\Schema;\n\n$schema = new Schema([\n    'query' => $queryType\n]);\n\n$rawInput = file_get_contents('php://input');\n$input = json_decode($rawInput, true);\n$query = $input['query'];\n$variableValues = isset($input['variables']) ? $input['variables'] : null;\n\ntry {\n    $rootValue = ['prefix' => 'You said: '];\n    $result = GraphQL::executeQuery($schema, $query, $rootValue, null, $variableValues);\n    $output = $result->toArray();\n} catch (\\Exception $e) {\n    $output = [\n        'errors' => [\n            [\n                'message' => $e->getMessage()\n            ]\n        ]\n    ];\n}\nheader('Content-Type: application/json');\necho json_encode($output);  Our example is finished. Try it by running:  php -S localhost:8080 graphql.php\ncurl http://localhost:8080 -d '{\"query\": \"query { echo(message: \\\"Hello World\\\") }\" }'  Check out the full  source code  of this example\nwhich also includes simple mutation.  Obviously hello world only scratches the surface of what is possible. \nSo check out next example, which is closer to real-world apps.\nOr keep reading about  schema definition .",
             "title": "Hello World"
         },
         {
@@ -62,7 +62,7 @@
         },
         {
             "location": "/complementary-tools/",
-            "text": "Integrations\n\n\n\n\nIntegration with Relay\n\n\nIntegration with Laravel 5\n + \nRelay Helpers for Laravel\n + \nNuwave Lighthouse\n\n\nSymfony Bundle\n by Overblog\n\n\nOut of the box integration with any PSR-7 compatible framework (like \nSlim\n or \nZend Expressive\n) via \nStandard Server\n\n\n\n\nGraphQL PHP Tools\n\n\n\n\nDefine types with Doctrine ORM annotations (\nfor PHP7.1\n, for \nearlier PHP versions\n)\n\n\nDataLoader PHP\n - as a ready implementation for \ndeferred resolvers\n\n\nPSR 15 compliant middleware\n for the Standard Server (experimental)\n\n\nGraphQL Uploads\n for the Standard Server\n\n\n\n\nGeneral GraphQL Tools\n\n\n\n\nGraphiQL\n - An in-browser IDE for exploring GraphQL\n\n\nChromeiQL\n\n  or \nGraphiQL Feen\n -\n  GraphiQL as Google Chrome extension",
+            "text": "Integrations\n\n\n\n\nIntegration with Relay\n\n\nIntegration with Laravel 5\n + \nRelay Helpers for Laravel\n + \nNuwave Lighthouse\n\n\nSymfony Bundle\n by Overblog\n\n\nOut of the box integration with any PSR-7 compatible framework (like \nSlim\n or \nZend Expressive\n) via \nStandard Server\n\n\n\n\nGraphQL PHP Tools\n\n\n\n\nDefine types with Doctrine ORM annotations (\nfor PHP7.1\n, for \nearlier PHP versions\n)\n\n\nDataLoader PHP\n - as a ready implementation for \ndeferred resolvers\n\n\nPSR 15 compliant middleware\n for the Standard Server (experimental)\n\n\nGraphQL Uploads\n for the Standard Server\n\n\nGraphQL Batch Processor\n - Simple library that provides a builder interface for defining collection, querying, filtering, and post-processing logic of batched data fetches. \n\n\n\n\nGeneral GraphQL Tools\n\n\n\n\nGraphiQL\n - An in-browser IDE for exploring GraphQL\n\n\nChromeiQL\n\n  or \nGraphiQL Feen\n -\n  GraphiQL as Google Chrome extension",
             "title": "Complementary Tools"
         },
         {
@@ -72,7 +72,7 @@
         },
         {
             "location": "/complementary-tools/#graphql-php-tools",
-            "text": "Define types with Doctrine ORM annotations ( for PHP7.1 , for  earlier PHP versions )  DataLoader PHP  - as a ready implementation for  deferred resolvers  PSR 15 compliant middleware  for the Standard Server (experimental)  GraphQL Uploads  for the Standard Server",
+            "text": "Define types with Doctrine ORM annotations ( for PHP7.1 , for  earlier PHP versions )  DataLoader PHP  - as a ready implementation for  deferred resolvers  PSR 15 compliant middleware  for the Standard Server (experimental)  GraphQL Uploads  for the Standard Server  GraphQL Batch Processor  - Simple library that provides a builder interface for defining collection, querying, filtering, and post-processing logic of batched data fetches.",
             "title": "GraphQL PHP Tools"
         },
         {
@@ -282,7 +282,7 @@
         },
         {
             "location": "/type-system/directives/",
-            "text": "Built-in directives\n\n\nThe directive is a way for a client to give GraphQL server additional context and hints on how to execute\nthe query. The directive can be attached to a field or fragment and can affect the execution of the \nquery in any way the server desires.\n\n\nGraphQL specification includes two built-in directives:\n\n\n\n\n@include(if: Boolean)\n Only include this field or fragment in the result if the argument is \ntrue\n \n\n\n@skip(if: Boolean)\n Skip this field or fragment if the argument is \ntrue\n\n\n\n\nFor example:\n\n\nquery Hero($episode: Episode, $withFriends: Boolean!) {\n  hero(episode: $episode) {\n    name\n    friends @include(if: $withFriends) {\n      name\n    }\n  }\n}\n\n\n\n\nHere if \n$withFriends\n variable is set to \nfalse\n - friends section will be ignored and excluded \nfrom the response. Important implementation detail: those fields will never be executed \n(not just removed from response after execution).\n\n\nCustom directives\n\n\ngraphql-php\n supports custom directives even though their presence does not affect the execution of fields.\nBut you can use \nGraphQL\\Type\\Definition\\ResolveInfo\n \nin field resolvers to modify the output depending on those directives or perform statistics collection.\n\n\nOther use case is your own query validation rules relying on custom directives.\n\n\nIn \ngraphql-php\n custom directive is an instance of \nGraphQL\\Type\\Definition\\Directive\n\n(or one of its subclasses) which accepts an array of following options:\n\n\n<?php\nuse GraphQL\\Language\\DirectiveLocation;\nuse GraphQL\\Type\\Definition\\Type;\nuse GraphQL\\Type\\Definition\\Directive;\nuse GraphQL\\Type\\Definition\\FieldArgument;\n\n$trackDirective = new Directive([\n    'name' => 'track',\n    'description' => 'Instruction to record usage of the field by client',\n    'locations' => [\n        DirectiveLocation::FIELD,\n    ],\n    'args' => [\n        new FieldArgument([\n            'name' => 'details',\n            'type' => Type::string(),\n            'description' => 'String with additional details of field usage scenario',\n            'defaultValue' => ''\n        ])\n    ]\n]);\n\n\n\n\nSee possible directive locations in \n\nGraphQL\\Type\\Definition\\DirectiveLocation\n.",
+            "text": "Built-in directives\n\n\nThe directive is a way for a client to give GraphQL server additional context and hints on how to execute\nthe query. The directive can be attached to a field or fragment and can affect the execution of the \nquery in any way the server desires.\n\n\nGraphQL specification includes two built-in directives:\n\n\n\n\n@include(if: Boolean)\n Only include this field or fragment in the result if the argument is \ntrue\n \n\n\n@skip(if: Boolean)\n Skip this field or fragment if the argument is \ntrue\n\n\n\n\nFor example:\n\n\nquery Hero($episode: Episode, $withFriends: Boolean!) {\n  hero(episode: $episode) {\n    name\n    friends @include(if: $withFriends) {\n      name\n    }\n  }\n}\n\n\n\n\nHere if \n$withFriends\n variable is set to \nfalse\n - friends section will be ignored and excluded \nfrom the response. Important implementation detail: those fields will never be executed \n(not just removed from response after execution).\n\n\nCustom directives\n\n\ngraphql-php\n supports custom directives even though their presence does not affect the execution of fields.\nBut you can use \nGraphQL\\Type\\Definition\\ResolveInfo\n \nin field resolvers to modify the output depending on those directives or perform statistics collection.\n\n\nOther use case is your own query validation rules relying on custom directives.\n\n\nIn \ngraphql-php\n custom directive is an instance of \nGraphQL\\Type\\Definition\\Directive\n\n(or one of its subclasses) which accepts an array of following options:\n\n\n<?php\nuse GraphQL\\Language\\DirectiveLocation;\nuse GraphQL\\Type\\Definition\\Type;\nuse GraphQL\\Type\\Definition\\Directive;\nuse GraphQL\\Type\\Definition\\FieldArgument;\n\n$trackDirective = new Directive([\n    'name' => 'track',\n    'description' => 'Instruction to record usage of the field by client',\n    'locations' => [\n        DirectiveLocation::FIELD,\n    ],\n    'args' => [\n        new FieldArgument([\n            'name' => 'details',\n            'type' => Type::string(),\n            'description' => 'String with additional details of field usage scenario',\n            'defaultValue' => ''\n        ])\n    ]\n]);\n\n\n\n\nSee possible directive locations in \n\nGraphQL\\Language\\DirectiveLocation\n.",
             "title": "Directives"
         },
         {
@@ -292,7 +292,7 @@
         },
         {
             "location": "/type-system/directives/#custom-directives",
-            "text": "graphql-php  supports custom directives even though their presence does not affect the execution of fields.\nBut you can use  GraphQL\\Type\\Definition\\ResolveInfo  \nin field resolvers to modify the output depending on those directives or perform statistics collection.  Other use case is your own query validation rules relying on custom directives.  In  graphql-php  custom directive is an instance of  GraphQL\\Type\\Definition\\Directive \n(or one of its subclasses) which accepts an array of following options:  <?php\nuse GraphQL\\Language\\DirectiveLocation;\nuse GraphQL\\Type\\Definition\\Type;\nuse GraphQL\\Type\\Definition\\Directive;\nuse GraphQL\\Type\\Definition\\FieldArgument;\n\n$trackDirective = new Directive([\n    'name' => 'track',\n    'description' => 'Instruction to record usage of the field by client',\n    'locations' => [\n        DirectiveLocation::FIELD,\n    ],\n    'args' => [\n        new FieldArgument([\n            'name' => 'details',\n            'type' => Type::string(),\n            'description' => 'String with additional details of field usage scenario',\n            'defaultValue' => ''\n        ])\n    ]\n]);  See possible directive locations in  GraphQL\\Type\\Definition\\DirectiveLocation .",
+            "text": "graphql-php  supports custom directives even though their presence does not affect the execution of fields.\nBut you can use  GraphQL\\Type\\Definition\\ResolveInfo  \nin field resolvers to modify the output depending on those directives or perform statistics collection.  Other use case is your own query validation rules relying on custom directives.  In  graphql-php  custom directive is an instance of  GraphQL\\Type\\Definition\\Directive \n(or one of its subclasses) which accepts an array of following options:  <?php\nuse GraphQL\\Language\\DirectiveLocation;\nuse GraphQL\\Type\\Definition\\Type;\nuse GraphQL\\Type\\Definition\\Directive;\nuse GraphQL\\Type\\Definition\\FieldArgument;\n\n$trackDirective = new Directive([\n    'name' => 'track',\n    'description' => 'Instruction to record usage of the field by client',\n    'locations' => [\n        DirectiveLocation::FIELD,\n    ],\n    'args' => [\n        new FieldArgument([\n            'name' => 'details',\n            'type' => Type::string(),\n            'description' => 'String with additional details of field usage scenario',\n            'defaultValue' => ''\n        ])\n    ]\n]);  See possible directive locations in  GraphQL\\Language\\DirectiveLocation .",
             "title": "Custom directives"
         },
         {
diff --git a/sitemap.xml b/sitemap.xml
index 70594e9..3ada949 100755
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -4,7 +4,7 @@
     
     <url>
      <loc>/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -12,7 +12,7 @@
     
     <url>
      <loc>/getting-started/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -20,7 +20,7 @@
     
     <url>
      <loc>/complementary-tools/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -29,67 +29,67 @@
         
     <url>
      <loc>/type-system/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/object-types/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/scalar-types/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/enum-types/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/lists-and-nonnulls/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/interfaces/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/unions/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/input-types/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/directives/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/schema/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
     <url>
      <loc>/type-system/type-language/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
         
@@ -98,7 +98,7 @@
     
     <url>
      <loc>/executing-queries/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -106,7 +106,7 @@
     
     <url>
      <loc>/data-fetching/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -114,7 +114,7 @@
     
     <url>
      <loc>/error-handling/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -122,7 +122,7 @@
     
     <url>
      <loc>/security/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -130,7 +130,7 @@
     
     <url>
      <loc>/how-it-works/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
@@ -138,7 +138,7 @@
     
     <url>
      <loc>/reference/</loc>
-     <lastmod>2018-04-20</lastmod>
+     <lastmod>2018-07-08</lastmod>
      <changefreq>daily</changefreq>
     </url>
     
diff --git a/type-system/directives/index.html b/type-system/directives/index.html
index cd35218..bc61bf8 100755
--- a/type-system/directives/index.html
+++ b/type-system/directives/index.html
@@ -242,7 +242,7 @@ $trackDirective = new Directive([
 </code></pre>
 
 <p>See possible directive locations in 
-<a href="../../reference/#graphqltypedefinitiondirectivelocation"><code>GraphQL\Type\Definition\DirectiveLocation</code></a>.</p>
+<a href="../../reference/#graphqllanguagedirectivelocation"><code>GraphQL\Language\DirectiveLocation</code></a>.</p>
               
             </div>
           </div>