| // Copyright 2019 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package server |
| |
| import ( |
| "context" |
| "fmt" |
| |
| "golang.org/x/tools/gopls/internal/file" |
| "golang.org/x/tools/gopls/internal/golang" |
| "golang.org/x/tools/gopls/internal/protocol" |
| "golang.org/x/tools/gopls/internal/telemetry" |
| "golang.org/x/tools/gopls/internal/template" |
| "golang.org/x/tools/internal/event" |
| "golang.org/x/tools/internal/event/tag" |
| ) |
| |
| func (s *server) Definition(ctx context.Context, params *protocol.DefinitionParams) (_ []protocol.Location, rerr error) { |
| recordLatency := telemetry.StartLatencyTimer("definition") |
| defer func() { |
| recordLatency(ctx, rerr) |
| }() |
| |
| ctx, done := event.Start(ctx, "lsp.Server.definition", tag.URI.Of(params.TextDocument.URI)) |
| defer done() |
| |
| // TODO(rfindley): definition requests should be multiplexed across all views. |
| fh, snapshot, release, err := s.fileOf(ctx, params.TextDocument.URI) |
| if err != nil { |
| return nil, err |
| } |
| defer release() |
| switch kind := snapshot.FileKind(fh); kind { |
| case file.Tmpl: |
| return template.Definition(snapshot, fh, params.Position) |
| case file.Go: |
| return golang.Definition(ctx, snapshot, fh, params.Position) |
| default: |
| return nil, fmt.Errorf("can't find definitions for file type %s", kind) |
| } |
| } |
| |
| func (s *server) TypeDefinition(ctx context.Context, params *protocol.TypeDefinitionParams) ([]protocol.Location, error) { |
| ctx, done := event.Start(ctx, "lsp.Server.typeDefinition", tag.URI.Of(params.TextDocument.URI)) |
| defer done() |
| |
| // TODO(rfindley): type definition requests should be multiplexed across all views. |
| fh, snapshot, release, err := s.fileOf(ctx, params.TextDocument.URI) |
| if err != nil { |
| return nil, err |
| } |
| defer release() |
| switch kind := snapshot.FileKind(fh); kind { |
| case file.Go: |
| return golang.TypeDefinition(ctx, snapshot, fh, params.Position) |
| default: |
| return nil, fmt.Errorf("can't find type definitions for file type %s", kind) |
| } |
| } |