clerk/internal/lsp/textdocument_sync.go (view raw)
| 1 | package lsp |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | |
| 6 | "go.lsp.dev/protocol" |
| 7 | "go.lsp.dev/uri" |
| 8 | ) |
| 9 | |
| 10 | func (s *server) DidOpen(ctx context.Context, params *protocol.DidOpenTextDocumentParams) error { |
| 11 | s.mu.Lock() |
| 12 | s.docs[params.TextDocument.URI] = docState{ |
| 13 | text: params.TextDocument.Text, |
| 14 | version: params.TextDocument.Version, |
| 15 | languageID: params.TextDocument.LanguageID, |
| 16 | } |
| 17 | s.mu.Unlock() |
| 18 | return nil |
| 19 | } |
| 20 | |
| 21 | func (s *server) DidChange(ctx context.Context, params *protocol.DidChangeTextDocumentParams) error { |
| 22 | s.mu.Lock() |
| 23 | defer s.mu.Unlock() |
| 24 | |
| 25 | state, ok := s.docs[params.TextDocument.URI] |
| 26 | if !ok { |
| 27 | return nil |
| 28 | } |
| 29 | |
| 30 | state.version = params.TextDocument.Version |
| 31 | for _, ch := range params.ContentChanges { |
| 32 | switch ev := ch.(type) { |
| 33 | case *protocol.TextDocumentContentChangeWholeDocument: |
| 34 | state.text = ev.Text |
| 35 | case *protocol.TextDocumentContentChangePartial: |
| 36 | // TODO: incremental edit — apply range replacement |
| 37 | _ = ev |
| 38 | } |
| 39 | } |
| 40 | s.docs[params.TextDocument.URI] = state |
| 41 | return nil |
| 42 | } |
| 43 | |
| 44 | func (s *server) DidClose(ctx context.Context, params *protocol.DidCloseTextDocumentParams) error { |
| 45 | s.mu.Lock() |
| 46 | defer s.mu.Unlock() |
| 47 | delete(s.docs, params.TextDocument.URI) |
| 48 | return nil |
| 49 | } |
| 50 | |
| 51 | func (s *server) DidSave(ctx context.Context, params *protocol.DidSaveTextDocumentParams) error { |
| 52 | return nil |
| 53 | } |
| 54 | |
| 55 | func (s *server) GetText(uri uri.URI) (string, bool) { |
| 56 | s.mu.RLock() |
| 57 | defer s.mu.RUnlock() |
| 58 | state, ok := s.docs[uri] |
| 59 | return state.text, ok |
| 60 | } |