github.com/moby/docker@v26.1.3+incompatible/daemon/containerd/platform_matchers.go (about)

     1  package containerd
     2  
     3  import (
     4  	"github.com/containerd/containerd/platforms"
     5  	ocispec "github.com/opencontainers/image-spec/specs-go/v1"
     6  )
     7  
     8  type allPlatformsWithPreferenceMatcher struct {
     9  	preferred platforms.MatchComparer
    10  }
    11  
    12  // matchAllWithPreference will return a platform matcher that matches all
    13  // platforms but will order platforms matching the preferred matcher first.
    14  func matchAllWithPreference(preferred platforms.MatchComparer) platforms.MatchComparer {
    15  	return allPlatformsWithPreferenceMatcher{
    16  		preferred: preferred,
    17  	}
    18  }
    19  
    20  func (c allPlatformsWithPreferenceMatcher) Match(_ ocispec.Platform) bool {
    21  	return true
    22  }
    23  
    24  func (c allPlatformsWithPreferenceMatcher) Less(p1, p2 ocispec.Platform) bool {
    25  	return c.preferred.Less(p1, p2)
    26  }