blob: 4f97ce46cc1e77ecdf3bab28abdfdc5111fec766 [file] [log] [blame]
package mod
import (
"context"
"golang.org/x/tools/internal/lsp/protocol"
"golang.org/x/tools/internal/lsp/source"
"golang.org/x/tools/internal/telemetry/event"
)
func Format(ctx context.Context, snapshot source.Snapshot, fh source.FileHandle) ([]protocol.TextEdit, error) {
ctx, done := event.StartSpan(ctx, "mod.Format")
defer done()
file, m, err := snapshot.ModHandle(ctx, fh).Parse(ctx)
if err != nil {
return nil, err
}
formatted, err := file.Format()
if err != nil {
return nil, err
}
// Calculate the edits to be made due to the change.
diff := snapshot.View().Options().ComputeEdits(fh.Identity().URI, string(m.Content), string(formatted))
return source.ToProtocolEdits(m, diff)
}