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go/internal/lsp/workspace.go
Ian Cottrell 74addff584 internal/lsp: handle the didChangeConfiguration message
It uses it to update the config of all active views cleanly
Fixes golang/go#32258

Change-Id: I7a849941d5022499d48ad640c5b7bc9cf79eb9b9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206148
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-12 16:15:42 +00:00

57 lines
1.5 KiB
Go

// 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 lsp
import (
"context"
"golang.org/x/tools/internal/lsp/protocol"
"golang.org/x/tools/internal/lsp/source"
"golang.org/x/tools/internal/span"
errors "golang.org/x/xerrors"
)
func (s *Server) changeFolders(ctx context.Context, event protocol.WorkspaceFoldersChangeEvent) error {
for _, folder := range event.Removed {
view := s.session.View(folder.Name)
if view != nil {
view.Shutdown(ctx)
} else {
return errors.Errorf("view %s for %v not found", folder.Name, folder.URI)
}
}
for _, folder := range event.Added {
if _, err := s.addView(ctx, folder.Name, span.NewURI(folder.URI)); err != nil {
return err
}
}
return nil
}
func (s *Server) addView(ctx context.Context, name string, uri span.URI) (source.View, error) {
s.stateMu.Lock()
state := s.state
s.stateMu.Unlock()
if state < serverInitialized {
return nil, errors.Errorf("addView called before server initialized")
}
options := s.session.Options()
s.fetchConfig(ctx, name, uri, &options)
return s.session.NewView(ctx, name, uri, options)
}
func (s *Server) updateConfiguration(ctx context.Context, changed interface{}) error {
// go through all the views getting the config
for _, view := range s.session.Views() {
options := s.session.Options()
s.fetchConfig(ctx, view.Name(), view.Folder(), &options)
view.SetOptions(ctx, options)
}
return nil
}