Imports golang.org/x/mod/modfile golang.org/x/tools/internal/lsp/source golang.org/x/mod/module golang.org/x/tools/internal/event golang.org/x/tools/internal/lsp/debug/tag golang.org/x/tools/internal/lsp/protocol golang.org/x/tools/internal/span golang.org/x/xerrors Standard library imports bytes context fmt go/token os path/filepath regexp strings unicode