syft/syft/cataloger/rust/parse_cargo_lock.go
Weston Steimel ba81bfe529
add cataloger for rust crates from Cargo.lock files
Signed-off-by: Weston Steimel <weston.steimel@gmail.com>
2021-03-18 03:12:51 +00:00

30 lines
709 B
Go

package rust
import (
"fmt"
"io"
"github.com/anchore/syft/syft/cataloger/common"
"github.com/anchore/syft/syft/pkg"
"github.com/pelletier/go-toml"
)
// integrity check
var _ common.ParserFn = parseCargoLock
// parseCargoLock is a parser function for Cargo.lock contents, returning all rust cargo crates discovered.
func parseCargoLock(_ string, reader io.Reader) ([]pkg.Package, error) {
tree, err := toml.LoadReader(reader)
if err != nil {
return nil, fmt.Errorf("unable to load Cargo.lock for parsing: %v", err)
}
metadata := CargoMetadata{}
err = tree.Unmarshal(&metadata)
if err != nil {
return nil, fmt.Errorf("unable to parse Cargo.lock: %v", err)
}
return metadata.Pkgs(), nil
}