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fix cargo clippy when using with --manifest-path

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This commit is contained in:
Oliver Schneider 2016-06-21 12:31:30 +02:00
parent 5b1d849c7e
commit 36c5026c48
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2 changed files with 9 additions and 3 deletions
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9
clippy_lints/src/utils/cargo.rs
View File

@ -65,8 +65,13 @@ impl From<json::DecoderError> for Error {
}
}
pub fn metadata() -> Result<Metadata, Error> {
let output = Command::new("cargo").args(&["metadata", "--no-deps"]).output()?;
pub fn metadata(manifest_path: Option<String>) -> Result<Metadata, Error> {
let mut cmd = Command::new("cargo");
cmd.arg("metadata").arg("--no-deps");
if let Some(ref mani) = manifest_path {
cmd.arg(mani);
}
let output = cmd.output()?;
let stdout = from_utf8(&output.stdout)?;
Ok(json::decode(stdout)?)
}

3
src/main.rs
View File

@ -129,7 +129,8 @@ pub fn main() {
};
if let Some("clippy") = std::env::args().nth(1).as_ref().map(AsRef::as_ref) {
let mut metadata = cargo::metadata().expect("could not obtain cargo metadata");
let manifest_path = std::env::args().skip(2).find(|val| val.starts_with("--manifest-path="));
let mut metadata = cargo::metadata(manifest_path).expect("could not obtain cargo metadata");
assert_eq!(metadata.version, 1);
for target in metadata.packages.remove(0).targets {
let args = std::env::args().skip(2);