Struct Backend

pub struct Backend { /* private fields */ }

Implementations

impl Backend

pub fn new( sender: CommandSender, client: Client, tokens: Vec<SemanticTokenType>, ) -> Self

Trait Implementations

impl Debug for Backend

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl LanguageServer for Backend

fn initialize<'life0, 'async_trait>( &'life0 self, _init: InitializeParams, ) -> Pin<Box<dyn Future<Output = Result<InitializeResult>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The initialize request is the first request sent from the client to the server.

fn semantic_tokens_full<'life0, 'async_trait>( &'life0 self, params: SemanticTokensParams, ) -> Pin<Box<dyn Future<Output = Result<Option<SemanticTokensResult>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/semanticTokens/full request is sent from the client to the server to resolve the semantic tokens of a given file.

fn shutdown<'life0, 'async_trait>( &'life0 self, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The shutdown request asks the server to gracefully shut down, but to not exit.

fn prepare_rename<'life0, 'async_trait>( &'life0 self, params: TextDocumentPositionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<PrepareRenameResponse>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/prepareRename request is sent from the client to the server to setup and test the validity of a rename operation at a given location.

fn rename<'life0, 'async_trait>( &'life0 self, params: RenameParams, ) -> Pin<Box<dyn Future<Output = Result<Option<WorkspaceEdit>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/rename request is sent from the client to the server to ask the server to compute a workspace change so that the client can perform a workspace-wide rename of a symbol.

fn hover<'life0, 'async_trait>( &'life0 self, params: HoverParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Hover>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/hover request asks the server for hover information at a given text document position.

fn inlay_hint<'life0, 'async_trait>( &'life0 self, params: InlayHintParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<InlayHint>>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/inlayHint request is sent from the client to the server to compute inlay hints for a given (text document, range) tuple that may be rendered in the editor in place with other text.

fn goto_definition<'life0, 'async_trait>( &'life0 self, params: GotoDefinitionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<GotoDefinitionResponse>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/definition request asks the server for the definition location of a symbol at a given text document position.

fn formatting<'life0, 'async_trait>( &'life0 self, params: DocumentFormattingParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TextEdit>>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/formatting request is sent from the client to the server to format a whole document.

fn did_open<'life0, 'async_trait>( &'life0 self, params: DidOpenTextDocumentParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/didOpen notification is sent from the client to the server to signal that a new text document has been opened by the client.

fn did_change<'life0, 'async_trait>( &'life0 self, params: DidChangeTextDocumentParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/didChange notification is sent from the client to the server to signal changes to a text document.

fn did_save<'life0, 'async_trait>( &'life0 self, params: DidSaveTextDocumentParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/didSave notification is sent from the client to the server when the document was saved in the client.

fn completion<'life0, 'async_trait>( &'life0 self, params: CompletionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<CompletionResponse>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

The textDocument/completion request is sent from the client to the server to compute completion items at a given cursor position.

fn initialized<'life0, 'async_trait>( &'life0 self, params: InitializedParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The initialized notification is sent from the client to the server after the client received the result of the initialize request but before the client sends anything else.

fn will_save<'life0, 'async_trait>( &'life0 self, params: WillSaveTextDocumentParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/willSave notification is sent from the client to the server before the document is actually saved.

fn will_save_wait_until<'life0, 'async_trait>( &'life0 self, params: WillSaveTextDocumentParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TextEdit>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/willSaveWaitUntil request is sent from the client to the server before the document is actually saved.

fn did_close<'life0, 'async_trait>( &'life0 self, params: DidCloseTextDocumentParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/didClose notification is sent from the client to the server when the document got closed in the client.

fn goto_declaration<'life0, 'async_trait>( &'life0 self, params: GotoDefinitionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<GotoDefinitionResponse>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/declaration request asks the server for the declaration location of a symbol at a given text document position.

fn goto_type_definition<'life0, 'async_trait>( &'life0 self, params: GotoDefinitionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<GotoDefinitionResponse>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/typeDefinition request asks the server for the type definition location of a symbol at a given text document position.

fn goto_implementation<'life0, 'async_trait>( &'life0 self, params: GotoDefinitionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<GotoDefinitionResponse>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/implementation request is sent from the client to the server to resolve the implementation location of a symbol at a given text document position.

fn references<'life0, 'async_trait>( &'life0 self, params: ReferenceParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<Location>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/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.

fn prepare_call_hierarchy<'life0, 'async_trait>( &'life0 self, params: CallHierarchyPrepareParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<CallHierarchyItem>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/prepareCallHierarchy request is sent from the client to the server to return a call hierarchy for the language element of given text document positions.

fn incoming_calls<'life0, 'async_trait>( &'life0 self, params: CallHierarchyIncomingCallsParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<CallHierarchyIncomingCall>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The callHierarchy/incomingCalls request is sent from the client to the server to resolve incoming calls for a given call hierarchy item.

fn outgoing_calls<'life0, 'async_trait>( &'life0 self, params: CallHierarchyOutgoingCallsParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<CallHierarchyOutgoingCall>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The callHierarchy/outgoingCalls request is sent from the client to the server to resolve outgoing calls for a given call hierarchy item.

fn prepare_type_hierarchy<'life0, 'async_trait>( &'life0 self, params: TypeHierarchyPrepareParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TypeHierarchyItem>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/prepareTypeHierarchy request is sent from the client to the server to return a type hierarchy for the language element of given text document positions.

fn supertypes<'life0, 'async_trait>( &'life0 self, params: TypeHierarchySupertypesParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TypeHierarchyItem>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The [typeHierarchy/supertypes] request is sent from the client to the server to resolve the supertypes for a given type hierarchy item.

fn subtypes<'life0, 'async_trait>( &'life0 self, params: TypeHierarchySubtypesParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TypeHierarchyItem>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The [typeHierarchy/subtypes] request is sent from the client to the server to resolve the subtypes for a given type hierarchy item.

fn document_highlight<'life0, 'async_trait>( &'life0 self, params: DocumentHighlightParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<DocumentHighlight>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/documentHighlight request is sent from the client to the server to resolve appropriate highlights for a given text document position.

fn document_link<'life0, 'async_trait>( &'life0 self, params: DocumentLinkParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<DocumentLink>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/documentLink request is sent from the client to the server to request the location of links in a document.

fn document_link_resolve<'life0, 'async_trait>( &'life0 self, params: DocumentLink, ) -> Pin<Box<dyn Future<Output = Result<DocumentLink, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The documentLink/resolve request is sent from the client to the server to resolve the target of a given document link.

fn code_lens<'life0, 'async_trait>( &'life0 self, params: CodeLensParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<CodeLens>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/codeLens request is sent from the client to the server to compute code lenses for a given text document.

fn code_lens_resolve<'life0, 'async_trait>( &'life0 self, params: CodeLens, ) -> Pin<Box<dyn Future<Output = Result<CodeLens, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The codeLens/resolve request is sent from the client to the server to resolve the command for a given code lens item.

fn folding_range<'life0, 'async_trait>( &'life0 self, params: FoldingRangeParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<FoldingRange>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/foldingRange request is sent from the client to the server to return all folding ranges found in a given text document.

fn selection_range<'life0, 'async_trait>( &'life0 self, params: SelectionRangeParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<SelectionRange>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/selectionRange request is sent from the client to the server to return suggested selection ranges at an array of given positions. A selection range is a range around the cursor position which the user might be interested in selecting.

fn document_symbol<'life0, 'async_trait>( &'life0 self, params: DocumentSymbolParams, ) -> Pin<Box<dyn Future<Output = Result<Option<DocumentSymbolResponse>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/documentSymbol request is sent from the client to the server to retrieve all symbols found in a given text document.

fn semantic_tokens_full_delta<'life0, 'async_trait>( &'life0 self, params: SemanticTokensDeltaParams, ) -> Pin<Box<dyn Future<Output = Result<Option<SemanticTokensFullDeltaResult>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/semanticTokens/full/delta request is sent from the client to the server to resolve the semantic tokens of a given file, returning only the delta.

fn semantic_tokens_range<'life0, 'async_trait>( &'life0 self, params: SemanticTokensRangeParams, ) -> Pin<Box<dyn Future<Output = Result<Option<SemanticTokensRangeResult>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/semanticTokens/range request is sent from the client to the server to resolve the semantic tokens for the visible range of a given file.

fn inline_value<'life0, 'async_trait>( &'life0 self, params: InlineValueParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<InlineValue>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/inlineValue request is sent from the client to the server to compute inline values for a given text document that may be rendered in the editor at the end of lines.

fn inlay_hint_resolve<'life0, 'async_trait>( &'life0 self, params: InlayHint, ) -> Pin<Box<dyn Future<Output = Result<InlayHint, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The inlayHint/resolve request is sent from the client to the server to resolve additional information for a given inlay hint.

fn moniker<'life0, 'async_trait>( &'life0 self, params: MonikerParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<Moniker>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/moniker request is sent from the client to the server to get the symbol monikers for a given text document position.

fn completion_resolve<'life0, 'async_trait>( &'life0 self, params: CompletionItem, ) -> Pin<Box<dyn Future<Output = Result<CompletionItem, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The completionItem/resolve request is sent from the client to the server to resolve additional information for a given completion item.

fn signature_help<'life0, 'async_trait>( &'life0 self, params: SignatureHelpParams, ) -> Pin<Box<dyn Future<Output = Result<Option<SignatureHelp>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/signatureHelp request is sent from the client to the server to request signature information at a given cursor position.

fn code_action<'life0, 'async_trait>( &'life0 self, params: CodeActionParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<CodeActionOrCommand>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/codeAction request is sent from the client to the server to compute commands for a given text document and range. These commands are typically code fixes to either fix problems or to beautify/refactor code.

fn code_action_resolve<'life0, 'async_trait>( &'life0 self, params: CodeAction, ) -> Pin<Box<dyn Future<Output = Result<CodeAction, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The codeAction/resolve request is sent from the client to the server to resolve additional information for a given code action.

fn document_color<'life0, 'async_trait>( &'life0 self, params: DocumentColorParams, ) -> Pin<Box<dyn Future<Output = Result<Vec<ColorInformation>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/documentColor request is sent from the client to the server to list all color references found in a given text document. Along with the range, a color value in RGB is returned.

fn color_presentation<'life0, 'async_trait>( &'life0 self, params: ColorPresentationParams, ) -> Pin<Box<dyn Future<Output = Result<Vec<ColorPresentation>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/colorPresentation request is sent from the client to the server to obtain a list of presentations for a color value at a given location.

fn range_formatting<'life0, 'async_trait>( &'life0 self, params: DocumentRangeFormattingParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TextEdit>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/rangeFormatting request is sent from the client to the server to format a given range in a document.

fn on_type_formatting<'life0, 'async_trait>( &'life0 self, params: DocumentOnTypeFormattingParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<TextEdit>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/onTypeFormatting request is sent from the client to the server to format parts of the document during typing.

fn linked_editing_range<'life0, 'async_trait>( &'life0 self, params: LinkedEditingRangeParams, ) -> Pin<Box<dyn Future<Output = Result<Option<LinkedEditingRanges>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The textDocument/linkedEditingRange request is sent from the client to the server to return for a given position in a document the range of the symbol at the position and all ranges that have the same content.

fn symbol<'life0, 'async_trait>( &'life0 self, params: WorkspaceSymbolParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<SymbolInformation>>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/symbol request is sent from the client to the server to list project-wide symbols matching the given query string.

fn symbol_resolve<'life0, 'async_trait>( &'life0 self, params: WorkspaceSymbol, ) -> Pin<Box<dyn Future<Output = Result<WorkspaceSymbol, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspaceSymbol/resolve request is sent from the client to the server to resolve additional information for a given workspace symbol.

fn did_change_configuration<'life0, 'async_trait>( &'life0 self, params: DidChangeConfigurationParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didChangeConfiguration notification is sent from the client to the server to signal the change of configuration settings.

fn did_change_workspace_folders<'life0, 'async_trait>( &'life0 self, params: DidChangeWorkspaceFoldersParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didChangeWorkspaceFolders notification is sent from the client to the server to inform about workspace folder configuration changes.

fn will_create_files<'life0, 'async_trait>( &'life0 self, params: CreateFilesParams, ) -> Pin<Box<dyn Future<Output = Result<Option<WorkspaceEdit>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/willCreateFiles request is sent from the client to the server before files are actually created as long as the creation is triggered from within the client.

fn did_create_files<'life0, 'async_trait>( &'life0 self, params: CreateFilesParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didCreateFiles request is sent from the client to the server when files were created from within the client.

fn will_rename_files<'life0, 'async_trait>( &'life0 self, params: RenameFilesParams, ) -> Pin<Box<dyn Future<Output = Result<Option<WorkspaceEdit>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/willRenameFiles request is sent from the client to the server before files are actually renamed as long as the rename is triggered from within the client.

fn did_rename_files<'life0, 'async_trait>( &'life0 self, params: RenameFilesParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didRenameFiles notification is sent from the client to the server when files were renamed from within the client.

fn will_delete_files<'life0, 'async_trait>( &'life0 self, params: DeleteFilesParams, ) -> Pin<Box<dyn Future<Output = Result<Option<WorkspaceEdit>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/willDeleteFiles request is sent from the client to the server before files are actually deleted as long as the deletion is triggered from within the client either by a user action or by applying a workspace edit.

fn did_delete_files<'life0, 'async_trait>( &'life0 self, params: DeleteFilesParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didDeleteFiles notification is sent from the client to the server when files were deleted from within the client.

fn did_change_watched_files<'life0, 'async_trait>( &'life0 self, params: DidChangeWatchedFilesParams, ) -> Pin<Box<dyn Future<Output = ()> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/didChangeWatchedFiles notification is sent from the client to the server when the client detects changes to files watched by the language client.

fn execute_command<'life0, 'async_trait>( &'life0 self, params: ExecuteCommandParams, ) -> Pin<Box<dyn Future<Output = Result<Option<Value>, Error>> + Send + 'async_trait>>

where 'life0: 'async_trait, Self: 'async_trait,

The workspace/executeCommand request is sent from the client to the server to trigger command execution on the server.