blob: fdb52e483da64799e05e764c5a31b2129cab9c3a [file] [log] [blame]
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()
pmh, err := snapshot.ParseModHandle(ctx, fh)
if err != nil {
return nil, err
}
file, m, _, err := pmh.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.URI(), string(m.Content), string(formatted))
return source.ToProtocolEdits(m, diff)
}