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bca362e842
This change implements the find all references feature by finding all of the uses and definitions of the identifier within the current package. Testing for references is done using "refs" in the testdata files and marking the references in the package. Change-Id: Ieb44b68608e940df5f65c3052eb9ec974f6fae6c Reviewed-on: https://go-review.googlesource.com/c/tools/+/181122 Run-TryBot: Suzy Mueller <suzmue@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
271 lines
9.0 KiB
Go
271 lines
9.0 KiB
Go
// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package lsp
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import (
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"context"
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"fmt"
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"net"
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"sync"
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"golang.org/x/tools/internal/jsonrpc2"
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"golang.org/x/tools/internal/lsp/protocol"
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"golang.org/x/tools/internal/lsp/source"
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"golang.org/x/tools/internal/lsp/xlog"
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"golang.org/x/tools/internal/span"
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)
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// NewClientServer
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func NewClientServer(cache source.Cache, client protocol.Client) *Server {
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return &Server{
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client: client,
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session: cache.NewSession(xlog.New(protocol.NewLogger(client))),
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}
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}
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// NewServer starts an LSP server on the supplied stream, and waits until the
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// stream is closed.
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func NewServer(cache source.Cache, stream jsonrpc2.Stream) *Server {
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s := &Server{}
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var log xlog.Logger
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s.Conn, s.client, log = protocol.NewServer(stream, s)
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s.session = cache.NewSession(log)
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return s
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}
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// RunServerOnPort starts an LSP server on the given port and does not exit.
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// This function exists for debugging purposes.
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func RunServerOnPort(ctx context.Context, cache source.Cache, port int, h func(s *Server)) error {
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return RunServerOnAddress(ctx, cache, fmt.Sprintf(":%v", port), h)
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}
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// RunServerOnPort starts an LSP server on the given port and does not exit.
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// This function exists for debugging purposes.
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func RunServerOnAddress(ctx context.Context, cache source.Cache, addr string, h func(s *Server)) error {
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ln, err := net.Listen("tcp", addr)
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if err != nil {
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return err
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}
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for {
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conn, err := ln.Accept()
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if err != nil {
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return err
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}
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stream := jsonrpc2.NewHeaderStream(conn, conn)
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s := NewServer(cache, stream)
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h(s)
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go s.Run(ctx)
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}
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}
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func (s *Server) Run(ctx context.Context) error {
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return s.Conn.Run(ctx)
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}
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type Server struct {
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Conn *jsonrpc2.Conn
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client protocol.Client
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initializedMu sync.Mutex
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isInitialized bool // set once the server has received "initialize" request
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// Configurations.
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// TODO(rstambler): Separate these into their own struct?
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usePlaceholders bool
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noDocsOnHover bool
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insertTextFormat protocol.InsertTextFormat
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configurationSupported bool
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dynamicConfigurationSupported bool
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preferredContentFormat protocol.MarkupKind
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textDocumentSyncKind protocol.TextDocumentSyncKind
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session source.Session
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// undelivered is a cache of any diagnostics that the server
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// failed to deliver for some reason.
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undeliveredMu sync.Mutex
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undelivered map[span.URI][]source.Diagnostic
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}
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// General
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func (s *Server) Initialize(ctx context.Context, params *protocol.InitializeParams) (*protocol.InitializeResult, error) {
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return s.initialize(ctx, params)
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}
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func (s *Server) Initialized(ctx context.Context, params *protocol.InitializedParams) error {
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return s.initialized(ctx, params)
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}
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func (s *Server) Shutdown(ctx context.Context) error {
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return s.shutdown(ctx)
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}
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func (s *Server) Exit(ctx context.Context) error {
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return s.exit(ctx)
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}
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// Workspace
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func (s *Server) DidChangeWorkspaceFolders(ctx context.Context, params *protocol.DidChangeWorkspaceFoldersParams) error {
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return s.changeFolders(ctx, params.Event)
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}
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func (s *Server) DidChangeConfiguration(context.Context, *protocol.DidChangeConfigurationParams) error {
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return notImplemented("DidChangeConfiguration")
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}
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func (s *Server) DidChangeWatchedFiles(context.Context, *protocol.DidChangeWatchedFilesParams) error {
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return notImplemented("DidChangeWatchedFiles")
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}
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func (s *Server) Symbol(context.Context, *protocol.WorkspaceSymbolParams) ([]protocol.SymbolInformation, error) {
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return nil, notImplemented("Symbol")
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}
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func (s *Server) ExecuteCommand(context.Context, *protocol.ExecuteCommandParams) (interface{}, error) {
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return nil, notImplemented("ExecuteCommand")
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}
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// Text Synchronization
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func (s *Server) DidOpen(ctx context.Context, params *protocol.DidOpenTextDocumentParams) error {
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return s.didOpen(ctx, params)
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}
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func (s *Server) DidChange(ctx context.Context, params *protocol.DidChangeTextDocumentParams) error {
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return s.didChange(ctx, params)
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}
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func (s *Server) WillSave(context.Context, *protocol.WillSaveTextDocumentParams) error {
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return notImplemented("WillSave")
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}
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func (s *Server) WillSaveWaitUntil(context.Context, *protocol.WillSaveTextDocumentParams) ([]protocol.TextEdit, error) {
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return nil, notImplemented("WillSaveWaitUntil")
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}
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func (s *Server) DidSave(ctx context.Context, params *protocol.DidSaveTextDocumentParams) error {
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return s.didSave(ctx, params)
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}
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func (s *Server) DidClose(ctx context.Context, params *protocol.DidCloseTextDocumentParams) error {
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return s.didClose(ctx, params)
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}
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// Language Features
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func (s *Server) Completion(ctx context.Context, params *protocol.CompletionParams) (*protocol.CompletionList, error) {
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return s.completion(ctx, params)
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}
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func (s *Server) CompletionResolve(context.Context, *protocol.CompletionItem) (*protocol.CompletionItem, error) {
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return nil, notImplemented("CompletionResolve")
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}
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func (s *Server) Hover(ctx context.Context, params *protocol.TextDocumentPositionParams) (*protocol.Hover, error) {
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return s.hover(ctx, params)
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}
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func (s *Server) SignatureHelp(ctx context.Context, params *protocol.TextDocumentPositionParams) (*protocol.SignatureHelp, error) {
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return s.signatureHelp(ctx, params)
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}
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func (s *Server) Definition(ctx context.Context, params *protocol.TextDocumentPositionParams) ([]protocol.Location, error) {
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return s.definition(ctx, params)
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}
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func (s *Server) TypeDefinition(ctx context.Context, params *protocol.TextDocumentPositionParams) ([]protocol.Location, error) {
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return s.typeDefinition(ctx, params)
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}
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func (s *Server) Implementation(context.Context, *protocol.TextDocumentPositionParams) ([]protocol.Location, error) {
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return nil, notImplemented("Implementation")
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}
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func (s *Server) References(ctx context.Context, params *protocol.ReferenceParams) ([]protocol.Location, error) {
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return s.references(ctx, params)
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}
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func (s *Server) DocumentHighlight(ctx context.Context, params *protocol.TextDocumentPositionParams) ([]protocol.DocumentHighlight, error) {
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return s.documentHighlight(ctx, params)
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}
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func (s *Server) DocumentSymbol(ctx context.Context, params *protocol.DocumentSymbolParams) ([]protocol.DocumentSymbol, error) {
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return s.documentSymbol(ctx, params)
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}
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func (s *Server) CodeAction(ctx context.Context, params *protocol.CodeActionParams) ([]protocol.CodeAction, error) {
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return s.codeAction(ctx, params)
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}
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func (s *Server) CodeLens(context.Context, *protocol.CodeLensParams) ([]protocol.CodeLens, error) {
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return nil, nil // ignore
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}
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func (s *Server) ResolveCodeLens(context.Context, *protocol.CodeLens) (*protocol.CodeLens, error) {
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return nil, notImplemented("ResolveCodeLens")
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}
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func (s *Server) DocumentLink(ctx context.Context, params *protocol.DocumentLinkParams) ([]protocol.DocumentLink, error) {
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return s.documentLink(ctx, params)
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}
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func (s *Server) ResolveDocumentLink(context.Context, *protocol.DocumentLink) (*protocol.DocumentLink, error) {
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return nil, notImplemented("ResolveDocumentLink")
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}
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func (s *Server) DocumentColor(context.Context, *protocol.DocumentColorParams) ([]protocol.ColorInformation, error) {
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return nil, notImplemented("DocumentColor")
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}
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func (s *Server) ColorPresentation(context.Context, *protocol.ColorPresentationParams) ([]protocol.ColorPresentation, error) {
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return nil, notImplemented("ColorPresentation")
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}
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func (s *Server) Formatting(ctx context.Context, params *protocol.DocumentFormattingParams) ([]protocol.TextEdit, error) {
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return s.formatting(ctx, params)
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}
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func (s *Server) RangeFormatting(ctx context.Context, params *protocol.DocumentRangeFormattingParams) ([]protocol.TextEdit, error) {
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return nil, notImplemented("RangeFormatting")
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}
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func (s *Server) OnTypeFormatting(context.Context, *protocol.DocumentOnTypeFormattingParams) ([]protocol.TextEdit, error) {
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return nil, notImplemented("OnTypeFormatting")
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}
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func (s *Server) Rename(context.Context, *protocol.RenameParams) (*protocol.WorkspaceEdit, error) {
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return nil, notImplemented("Rename")
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}
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func (s *Server) Declaration(context.Context, *protocol.TextDocumentPositionParams) ([]protocol.DeclarationLink, error) {
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return nil, notImplemented("Declaration")
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}
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func (s *Server) FoldingRange(context.Context, *protocol.FoldingRangeParams) ([]protocol.FoldingRange, error) {
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return nil, notImplemented("FoldingRange")
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}
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func (s *Server) LogTraceNotification(context.Context, *protocol.LogTraceParams) error {
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return notImplemented("LogtraceNotification")
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}
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func (s *Server) PrepareRename(context.Context, *protocol.TextDocumentPositionParams) (*protocol.Range, error) {
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return nil, notImplemented("PrepareRename")
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}
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func (s *Server) Resolve(context.Context, *protocol.CompletionItem) (*protocol.CompletionItem, error) {
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return nil, notImplemented("Resolve")
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}
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func (s *Server) SetTraceNotification(context.Context, *protocol.SetTraceParams) error {
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return notImplemented("SetTraceNotification")
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}
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func notImplemented(method string) *jsonrpc2.Error {
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return jsonrpc2.NewErrorf(jsonrpc2.CodeMethodNotFound, "method %q not yet implemented", method)
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}
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