pack/pack.go at main · dominikbraun/pack

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package pack

import (

"context"

"github.com/buildpacks/pack/config"

"github.com/pkg/errors"

"github.com/buildpacks/pack/internal/buildpackage"

"github.com/buildpacks/pack/internal/dist"

"github.com/buildpacks/pack/internal/style"

)

var (

// Version is the version of `pack`. It is injected at compile time.

Version = "0.0.0"

)

func extractPackagedBuildpacks(ctx context.Context, pkgImageRef string, fetcher ImageFetcher, publish bool, pullPolicy config.PullPolicy) (mainBP dist.Buildpack, depBPs []dist.Buildpack, err error) {

pkgImage, err := fetcher.Fetch(ctx, pkgImageRef, !publish, pullPolicy)

if err != nil {

return nil, nil, errors.Wrapf(err, "fetching image")

}

mainBP, depBPs, err = buildpackage.ExtractBuildpacks(pkgImage)

if err != nil {

return nil, nil, errors.Wrapf(err, "extracting buildpacks from %s", style.Symbol(pkgImageRef))

}

return mainBP, depBPs, nil

}

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