| // Copyright 2022 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // A wrapper around clang-format used by golden tests. It ensures golden file |
| // reformatting is consistent with fidlgen_cpp, which skips formatting under |
| // certain conditions (see https://fxbug.dev/42158415). |
| package main |
| |
| import ( |
| "fmt" |
| "io" |
| "log" |
| "os" |
| |
| "go.fuchsia.dev/fuchsia/tools/fidl/lib/fidlgen_cpp" |
| ) |
| |
| func main() { |
| if len(os.Args) != 2 { |
| fmt.Fprintf(os.Stderr, "Usage: %s <clang-format-path>", os.Args[0]) |
| os.Exit(1) |
| } |
| formatter := fidlgen_cpp.NewFormatter(os.Args[1]) |
| input, err := io.ReadAll(os.Stdin) |
| if err != nil { |
| log.Fatalf("reading stdin: %s", err) |
| } |
| output, err := formatter.Format(input) |
| if err != nil { |
| log.Fatalf("formatting input: %s", err) |
| } |
| _, err = os.Stdout.Write(output) |
| if err != nil { |
| log.Fatalf("writing output: %s", err) |
| } |
| } |