blob: fe223000fba1071c96e3b9cf79a6907310b43114 [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()
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)
}