gotools/gopls/internal/golang/freesymbols.go

// FreeSymbolsHTML returns an HTML document containing the report of
// free symbols referenced by the selection.
func FreeSymbolsHTML(viewID string, pkg *cache.Package, pgf *parsego.File, start, end token.Pos, web Web) []byte { … }

type freeRef …

// freeRefs returns the list of references to free symbols (from
// within the selection to a symbol declared outside of it).
// It uses only info.{Scopes,Types,Uses}.
func freeRefs(pkg *types.Package, info *types.Info, file *ast.File, start, end token.Pos) []*freeRef { … }

// objHTML returns HTML for obj.Name(), possibly marked up as a link
// to the web server that, when visited, opens the declaration in the
// client editor.
func objHTML(fset *token.FileSet, web Web, obj types.Object) string { … }

// sourceLink returns HTML for a link to open a file in the client editor.
func sourceLink(text, url string) string { … }