fix(formatting): drop PHP CodeSniffer

BREAKING CHANGE: removes formatting support

closes #501
closes #474
closes #473
closes #468
closes #450
closes #445
closes #443
closes #423
closes #343
closes #296
closes #293

Author: felixfbecker

README.md

@@ -41,9 +41,6 @@ For Parameters, it will return the `@param` tag.
 The query is matched case-insensitively against the fully qualified name of the symbol.  
 Non-Standard: An empty query will return _all_ symbols found in the workspace.
 
-### [Document Formatting](https://github.com/Microsoft/language-server-protocol/blob/master/protocol.md#document-formatting-request)
-![Document Formatting demo](images/formatDocument.gif)
-
 ### Error reporting through [Publish Diagnostics](https://github.com/Microsoft/language-server-protocol/blob/master/protocol.md#publishdiagnostics-notification)
 ![Error reporting demo](images/publishDiagnostics.png)
 

composer.json

@@ -30,7 +30,6 @@
         "phpdocumentor/reflection-docblock": "^4.0.0",
         "sabre/event": "^5.0",
         "sabre/uri": "^2.0",
-        "squizlabs/php_codesniffer": "3.0.0RC3",
         "webmozart/glob": "^4.1",
         "webmozart/path-util": "^2.3"
     },

fixtures/format.php

@@ -265,8 +265,6 @@ public function initialize(ClientCapabilities $capabilities, string $rootPath =
             $serverCapabilities->documentSymbolProvider = true;
             // Support "Find all symbols in workspace"
             $serverCapabilities->workspaceSymbolProvider = true;
-            // Support "Format Code"
-            $serverCapabilities->documentFormattingProvider = true;
             // Support "Go to definition"
             $serverCapabilities->definitionProvider = true;
             // Support "Find all references"

fixtures/format_expected.php

@@ -166,19 +166,6 @@ public function updateContent(string $content)
         $this->sourceFileNode = $treeAnalyzer->getSourceFileNode();
     }
 
-    /**
-     * Returns array of TextEdit changes to format this document.
-     *
-     * @return \LanguageServer\Protocol\TextEdit[]
-     */
-    public function getFormattedText()
-    {
-        if (empty($this->getContent())) {
-            return [];
-        }
-        return Formatter::format($this->getContent(), $this->uri);
-    }
-
     /**
      * Returns this document's text content.
      *

src/Formatter.php

@@ -159,20 +159,6 @@ public function didClose(TextDocumentIdentifier $textDocument)
         $this->documentLoader->close($textDocument->uri);
     }
 
-    /**
-     * The document formatting request is sent from the server to the client to format a whole document.
-     *
-     * @param TextDocumentIdentifier $textDocument The document to format
-     * @param FormattingOptions $options The format options
-     * @return Promise <TextEdit[]>
-     */
-    public function formatting(TextDocumentIdentifier $textDocument, FormattingOptions $options)
-    {
-        return $this->documentLoader->getOrLoad($textDocument->uri)->then(function (PhpDocument $document) {
-            return $document->getFormattedText();
-        });
-    }
-
     /**
      * The references request is sent from the client to the server to resolve project-wide references for the symbol
      * denoted by the given text document position.