LS: fix dynamic registration (#6334)

crates/cairo-lang-language-server/src/lsp/capabilities/client.rs

@@ -17,6 +17,27 @@ pub trait ClientCapabilitiesExt {
 
     /// The client supports dynamic registration for text document synchronization capabilities.
     fn text_document_synchronization_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for completion capabilities.
+    fn completion_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for execute command capabilities.
+    fn execute_command_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for semantic tokens capabilities.
+    fn semantic_tokens_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for formatting capabilities.
+    fn formatting_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for hover capabilities.
+    fn hover_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for definition capabilities.
+    fn definition_dynamic_registration(&self) -> bool;
+
+    /// The client supports dynamic registration for code action capabilities.
+    fn code_action_dynamic_registration(&self) -> bool;
 }
 
 impl ClientCapabilitiesExt for ClientCapabilities {
@@ -37,4 +58,34 @@ impl ClientCapabilitiesExt for ClientCapabilities {
             self.text_document.as_ref()?.synchronization.as_ref()?.dynamic_registration?
         )
     }
+
+    fn completion_dynamic_registration(&self) -> bool {
+        try_or_default!(self.text_document.as_ref()?.completion.as_ref()?.dynamic_registration?)
+    }
+
+    fn execute_command_dynamic_registration(&self) -> bool {
+        try_or_default!(self.workspace.as_ref()?.execute_command.as_ref()?.dynamic_registration?)
+    }
+
+    fn semantic_tokens_dynamic_registration(&self) -> bool {
+        try_or_default!(
+            self.text_document.as_ref()?.semantic_tokens.as_ref()?.dynamic_registration?
+        )
+    }
+
+    fn formatting_dynamic_registration(&self) -> bool {
+        try_or_default!(self.text_document.as_ref()?.formatting.as_ref()?.dynamic_registration?)
+    }
+
+    fn hover_dynamic_registration(&self) -> bool {
+        try_or_default!(self.text_document.as_ref()?.hover.as_ref()?.dynamic_registration?)
+    }
+
+    fn definition_dynamic_registration(&self) -> bool {
+        try_or_default!(self.text_document.as_ref()?.definition.as_ref()?.dynamic_registration?)
+    }
+
+    fn code_action_dynamic_registration(&self) -> bool {
+        try_or_default!(self.text_document.as_ref()?.code_action.as_ref()?.dynamic_registration?)
+    }
 }