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cargo-unused-deps
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use cargo_metadata::{CargoOpt, DependencyKind, MetadataCommand}; | |
use std::process::Command; | |
fn main() { | |
let mut packages = MetadataCommand::new() | |
.manifest_path("./Cargo.toml") | |
.features(CargoOpt::AllFeatures) | |
.exec() | |
.unwrap() | |
.packages; | |
packages.sort_by_key(|p| p.source.is_some()); | |
for package in packages { | |
let src_paths = package | |
.targets | |
.iter() | |
.filter(|t| t.src_path.exists()) | |
.map(|t| t.src_path.with_file_name("").into_os_string()) | |
.collect::<Vec<_>>(); | |
let is_dep = package.source.is_some(); | |
for dep in package | |
.dependencies | |
.into_iter() | |
.filter(|d| !is_dep || d.kind != DependencyKind::Development) | |
.map(|d| d.rename.unwrap_or(d.name)) | |
{ | |
let found = Command::new("rg") | |
.args(&["--type", "rust"]) | |
.arg("-qw") | |
.arg(dep.replace("-", "_")) | |
.args(&src_paths) | |
.status() | |
.unwrap() | |
.success(); | |
if !found { | |
println!( | |
"{} ({}): {} not found", | |
package.name, | |
package.manifest_path.display(), | |
dep | |
); | |
} | |
} | |
} | |
} |
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