Install psalm as dev, sync scripts updates

vendor/felixfbecker/language-server-protocol/src/DocumentSymbolClientCapabilities.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace LanguageServerProtocol;
+
+class DocumentSymbolClientCapabilities
+{
+
+    /**
+     * Whether document symbol supports dynamic registration.
+     *
+     * @var bool|null
+     */
+    public $dynamicRegistration;
+
+    /**
+     * Specific capabilities for the `SymbolKind` in the
+     * `textDocument/documentSymbol` request.
+     *
+     * @var DocumentSymbolClientCapabilitiesSymbolKind|null
+     */
+    public $symbolKind;
+
+    /**
+     * The client supports hierarchical document symbols.
+     *
+     * @var bool|null
+     */
+    public $hierarchicalDocumentSymbolSupport;
+
+    /**
+     * The client supports tags on `SymbolInformation`. Tags are supported on
+     * `DocumentSymbol` if `hierarchicalDocumentSymbolSupport` is set to true.
+     * Clients supporting tags have to handle unknown tags gracefully.
+     *
+     * @since 3.16.0
+     *
+     * @var DocumentSymbolClientCapabilitiesTagSupport|null
+     */
+    public $tagSupport;
+
+    /**
+     * The client supports an additional label presented in the UI when
+     * registering a document symbol provider.
+     *
+     * @since 3.16.0
+     *
+     * @var bool|null
+     */
+    public $labelSupport;
+
+    public function __construct(
+        bool $dynamicRegistration = null,
+        DocumentSymbolClientCapabilitiesSymbolKind $symbolKind = null,
+        bool $hierarchicalDocumentSymbolSupport = null,
+        DocumentSymbolClientCapabilitiesTagSupport $tagSupport = null,
+        bool $labelSupport = null
+    ) {
+        $this->dynamicRegistration = $dynamicRegistration;
+        $this->symbolKind = $symbolKind;
+        $this->hierarchicalDocumentSymbolSupport = $hierarchicalDocumentSymbolSupport;
+        $this->tagSupport = $tagSupport;
+        $this->labelSupport = $labelSupport;
+    }
+}