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Only open the file if we're definitely writing

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This commit is contained in:
Gwilym Kuiper 2021-10-18 20:22:21 +01:00
parent 8a109afee4
commit 0687229a1a
1 changed files with 11 additions and 11 deletions
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22
agb-sound-converter/src/lib.rs
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@ -22,17 +22,6 @@ pub fn include_wav(input: TokenStream) -> TokenStream {
let include_path = path.to_string_lossy();
let wav_reader = hound::WavReader::open(&path)
.unwrap_or_else(|_| panic!("Failed to load file {}", include_path));
assert_eq!(
wav_reader.spec().sample_rate,
10512,
"agb currently only supports sample rate of 10512Hz"
);
let samples = samples_from_reader(wav_reader);
let out_file_path_include = {
let out_dir = std::env::var("OUT_DIR").expect("Expected OUT_DIR");
let out_filename = get_out_filename(&path);
@ -52,6 +41,17 @@ pub fn include_wav(input: TokenStream) -> TokenStream {
};
if should_write {
let wav_reader = hound::WavReader::open(&path)
.unwrap_or_else(|_| panic!("Failed to load file {}", include_path));
assert_eq!(
wav_reader.spec().sample_rate,
10512,
"agb currently only supports sample rate of 10512Hz"
);
let samples = samples_from_reader(wav_reader);
let mut out_file =
File::create(&out_file_path).expect("Failed to open file for writing");