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parse-pipenv-lock.go
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parse-pipenv-lock.go
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package lockfile
import (
"encoding/json"
"fmt"
"path/filepath"
)
type PipenvPackage struct {
Version string `json:"version"`
}
type PipenvLock struct {
Packages map[string]PipenvPackage `json:"default"`
PackagesDev map[string]PipenvPackage `json:"develop"`
}
const PipenvEcosystem = PipEcosystem
type PipenvLockExtractor struct{}
func (e PipenvLockExtractor) ShouldExtract(path string) bool {
return filepath.Base(path) == "Pipfile.lock"
}
func (e PipenvLockExtractor) Extract(f DepFile) ([]PackageDetails, error) {
var parsedLockfile *PipenvLock
err := json.NewDecoder(f).Decode(&parsedLockfile)
if err != nil {
return []PackageDetails{}, fmt.Errorf("could not extract from %s: %w", f.Path(), err)
}
details := make(map[string]PackageDetails)
addPkgDetails(details, parsedLockfile.Packages, "")
addPkgDetails(details, parsedLockfile.PackagesDev, "dev")
return pkgDetailsMapToSlice(details), nil
}
func addPkgDetails(details map[string]PackageDetails, packages map[string]PipenvPackage, group string) {
for name, pipenvPackage := range packages {
if pipenvPackage.Version == "" {
continue
}
version := pipenvPackage.Version[2:]
if _, ok := details[name+"@"+version]; !ok {
pkgDetails := PackageDetails{
Name: name,
Version: version,
Ecosystem: PipenvEcosystem,
CompareAs: PipenvEcosystem,
}
if group != "" {
pkgDetails.DepGroups = append(pkgDetails.DepGroups, group)
}
details[name+"@"+version] = pkgDetails
}
}
}
var _ Extractor = PipenvLockExtractor{}
//nolint:gochecknoinits
func init() {
registerExtractor("Pipfile.lock", PipenvLockExtractor{})
}
func ParsePipenvLock(pathToLockfile string) ([]PackageDetails, error) {
return extractFromFile(pathToLockfile, PipenvLockExtractor{})
}