vendor: update buildkit with typed errors support

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

vendor/github.com/moby/buildkit/client/llb/sourcemap.go

@@ -0,0 +1,111 @@
+package llb
+
+import (
+	"context"
+
+	"github.com/moby/buildkit/solver/pb"
+	"github.com/opencontainers/go-digest"
+)
+
+type SourceMap struct {
+	State      *State
+	Definition *Definition
+	Filename   string
+	Data       []byte
+}
+
+func NewSourceMap(st *State, filename string, dt []byte) *SourceMap {
+	return &SourceMap{
+		State:    st,
+		Filename: filename,
+		Data:     dt,
+	}
+}
+
+func (s *SourceMap) Location(r []*pb.Range) ConstraintsOpt {
+	return constraintsOptFunc(func(c *Constraints) {
+		if s == nil {
+			return
+		}
+		c.SourceLocations = append(c.SourceLocations, &SourceLocation{
+			SourceMap: s,
+			Ranges:    r,
+		})
+	})
+}
+
+type SourceLocation struct {
+	SourceMap *SourceMap
+	Ranges    []*pb.Range
+}
+
+type sourceMapCollector struct {
+	maps      []*SourceMap
+	index     map[*SourceMap]int
+	locations map[digest.Digest][]*SourceLocation
+}
+
+func newSourceMapCollector() *sourceMapCollector {
+	return &sourceMapCollector{
+		index:     map[*SourceMap]int{},
+		locations: map[digest.Digest][]*SourceLocation{},
+	}
+}
+
+func (smc *sourceMapCollector) Add(dgst digest.Digest, ls []*SourceLocation) {
+	for _, l := range ls {
+		idx, ok := smc.index[l.SourceMap]
+		if !ok {
+			idx = len(smc.maps)
+			smc.maps = append(smc.maps, l.SourceMap)
+		}
+		smc.index[l.SourceMap] = idx
+	}
+	smc.locations[dgst] = ls
+}
+
+func (smc *sourceMapCollector) Marshal(ctx context.Context, co ...ConstraintsOpt) (*pb.Source, error) {
+	s := &pb.Source{
+		Locations: make(map[string]*pb.Locations),
+	}
+	for _, m := range smc.maps {
+		def := m.Definition
+		if def == nil && m.State != nil {
+			var err error
+			def, err = m.State.Marshal(ctx, co...)
+			if err != nil {
+				return nil, err
+			}
+			m.Definition = def
+		}
+
+		info := &pb.SourceInfo{
+			Data:     m.Data,
+			Filename: m.Filename,
+		}
+
+		if def != nil {
+			info.Definition = def.ToPB()
+		}
+
+		s.Infos = append(s.Infos, info)
+	}
+
+	for dgst, locs := range smc.locations {
+		pbLocs, ok := s.Locations[dgst.String()]
+		if !ok {
+			pbLocs = &pb.Locations{}
+		}
+
+		for _, loc := range locs {
+			pbLocs.Locations = append(pbLocs.Locations, &pb.Location{
+				SourceIndex: int32(smc.index[loc.SourceMap]),
+				Ranges:      loc.Ranges,
+			})
+		}
+
+		s.Locations[dgst.String()] = pbLocs
+	}
+
+	return s, nil
+}