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author | 2020-08-17 00:56:20 -0300 | |
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committer | 2020-08-24 05:37:58 -0300 | |
commit | fd3e5a867fffbc7f61a664b41eacd71a7a9a1a29 (patch) | |
tree | 9a67bbe8af7a2e1372aed6ef12da9c96fd9d1026 /src | |
parent | Updated cargo-ebuild example to v0.3.0 (diff) | |
download | cargo-ebuild-fd3e5a867fffbc7f61a664b41eacd71a7a9a1a29.tar.gz cargo-ebuild-fd3e5a867fffbc7f61a664b41eacd71a7a9a1a29.tar.bz2 cargo-ebuild-fd3e5a867fffbc7f61a664b41eacd71a7a9a1a29.zip |
Implemented automatic lockfile generation
Diffstat (limited to 'src')
-rw-r--r-- | src/lib.rs | 35 |
1 files changed, 33 insertions, 2 deletions
@@ -17,6 +17,7 @@ use std::collections::BTreeSet; use std::fs::OpenOptions; use std::io::Write; use std::path::{Path, PathBuf}; +use std::process::Command; use metadata::EbuildConfig; @@ -29,6 +30,29 @@ fn parse_license<'a>(lic_str: &'a str) -> Vec<&'a str> { .collect() } +fn generate_lockfile(manifest_path: Option<PathBuf>) -> Result<()> { + let cargo = std::env::var("CARGO") + .map(PathBuf::from) + .unwrap_or_else(|_| PathBuf::from("cargo")); + + let mut lock_cmd = Command::new(cargo); + lock_cmd.arg("generate-lockfile"); + + if let Some(path) = manifest_path.as_ref() { + lock_cmd.arg("--manifest-path"); + lock_cmd.arg(path.as_os_str()); + } + + let lock_output = lock_cmd.output()?; + + if !lock_output.status.success() { + let stderr = String::from_utf8_lossy(&lock_output.stderr); + return Err(format_err!("unable to generate lockfile:\n{}", stderr)); + } + + Ok(()) +} + pub fn gen_ebuild_data(manifest_path: Option<PathBuf>) -> Result<EbuildConfig> { let mut cmd = MetadataCommand::new(); @@ -51,6 +75,7 @@ pub fn gen_ebuild_data(manifest_path: Option<PathBuf>) -> Result<EbuildConfig> { .ok_or_else(|| format_err!("cargo metadata failed to resolve the root package"))?; let mut licenses = BTreeSet::new(); + let mut crates = Vec::new(); let mut root_pkg = None; for pkg in metadata.packages { @@ -72,9 +97,15 @@ pub fn gen_ebuild_data(manifest_path: Option<PathBuf>) -> Result<EbuildConfig> { let root_pkg = root_pkg .ok_or_else(|| format_err!("unable to determine package to generate ebuild for"))?; + let lockfile_path = metadata.workspace_root.join("Cargo.lock"); + + // Generate lockfile if it doesn't exists + if std::fs::metadata(&lockfile_path).is_err() { + generate_lockfile(manifest_path)?; + } + // Check for packages that must be fetched from default registry - let lockfile = Lockfile::load(metadata.workspace_root.join("Cargo.lock")).unwrap(); - let mut crates = Vec::new(); + let lockfile = Lockfile::load(lockfile_path)?; for pkg in lockfile.packages { if let Some(src) = pkg.source { |