// Node formats node in canonical gofmt style and writes the result to dst. // // The node type must be *ast.File, *printer.CommentedNode, []ast.Decl, // []ast.Stmt, or assignment-compatible to ast.Expr, ast.Decl, ast.Spec, // or ast.Stmt. Node does not modify node. Imports are not sorted for // nodes representing partial source files (for instance, if the node is // not an *ast.File or a *printer.CommentedNode not wrapping an *ast.File). // // The function may return early (before the entire result is written) // and return a formatting error, for instance due to an incorrect AST. func Node(dst io.Writer, fset *token.FileSet, node any) error


// Source formats src in canonical gofmt style and returns the result // or an (I/O or syntax) error. src is expected to be a syntactically // correct Go source file, or a list of Go declarations or statements. // // If src is a partial source file, the leading and trailing space of src // is applied to the result (such that it has the same leading and trailing // space as src), and the result is indented by the same amount as the first // line of src containing code. Imports are not sorted for partial source files. func Source(src []byte) ([]byte, error)