mirror of https://github.com/golang/go.git
34 lines
894 B
Go
34 lines
894 B
Go
// Copyright 2020 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 mod
|
|
|
|
import (
|
|
"context"
|
|
|
|
"golang.org/x/tools/internal/event"
|
|
"golang.org/x/tools/internal/lsp/protocol"
|
|
"golang.org/x/tools/internal/lsp/source"
|
|
)
|
|
|
|
func Format(ctx context.Context, snapshot source.Snapshot, fh source.FileHandle) ([]protocol.TextEdit, error) {
|
|
ctx, done := event.Start(ctx, "mod.Format")
|
|
defer done()
|
|
|
|
pm, err := snapshot.ParseMod(ctx, fh)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
formatted, err := pm.File.Format()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
// Calculate the edits to be made due to the change.
|
|
diff, err := snapshot.View().Options().ComputeEdits(fh.URI(), string(pm.Mapper.Content), string(formatted))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return source.ToProtocolEdits(pm.Mapper, diff)
|
|
}
|