1
0
mirror of https://github.com/golang/go synced 2024-11-18 13:04:46 -07:00
go/internal/lsp/mod/format.go
Heschi Kreinick 6467de6f59 internal/lsp: remove Mod handles
Continuing the massacre, remove ParseModHandle, and Mod*Handle, from the
source API.

Notably, having the snapshot available means we can simplify the go
command invocation paths a lot.

Change-Id: Ief4ef41e42f93d653f719a230004861e5e1ef70b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/244769
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-07-29 19:44:36 +00:00

27 lines
691 B
Go

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 := snapshot.View().Options().ComputeEdits(fh.URI(), string(pm.Mapper.Content), string(formatted))
return source.ToProtocolEdits(pm.Mapper, diff)
}