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Check local dependency symlink destition for existence

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This commit is contained in:
Matthias Loibl 2019-10-09 15:25:53 +02:00
parent 10e24cb869
commit b1501bbce7
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GPG key ID: 78A796CA74CA38BA
1 changed files with 12 additions and 7 deletions
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19
pkg/local.go
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@ -21,7 +21,6 @@ import (
"path/filepath" "path/filepath"
"github.com/jsonnet-bundler/jsonnet-bundler/spec" "github.com/jsonnet-bundler/jsonnet-bundler/spec"
"github.com/pkg/errors"
) )
type LocalPackage struct { type LocalPackage struct {
@ -37,19 +36,25 @@ func NewLocalPackage(source *spec.LocalSource) Interface {
func (p *LocalPackage) Install(ctx context.Context, name, dir, version string) (lockVersion string, err error) { func (p *LocalPackage) Install(ctx context.Context, name, dir, version string) (lockVersion string, err error) {
wd, err := os.Getwd() wd, err := os.Getwd()
if err != nil { if err != nil {
return "", fmt.Errorf("failed to get current working directory: %v", err) return "", fmt.Errorf("failed to get current working directory: %w", err)
} }
destPath := filepath.Join(dir, name) oldname := filepath.Join(wd, p.Source.Directory)
newname := filepath.Join(wd, filepath.Join(dir, name))
err = os.RemoveAll(destPath) err = os.RemoveAll(newname)
if err != nil { if err != nil {
return "", errors.Wrap(err, "failed to clean previous destination path") return "", fmt.Errorf("failed to clean previous destination path: %w", err)
} }
err = os.Symlink(filepath.Join(wd, p.Source.Directory), filepath.Join(wd, destPath)) _, err = os.Stat(oldname)
if os.IsNotExist(err) {
return "", fmt.Errorf("symlink destination path does not exist: %w", err)
}
err = os.Symlink(oldname, newname)
if err != nil { if err != nil {
return "", fmt.Errorf("failed to create symlink for local dependency: %v", err) return "", fmt.Errorf("failed to create symlink for local dependency: %w", err)
} }
return "", nil return "", nil