Function ProtoToSourceInfo

common/ast/conversion.go:573–609

ProtoToSourceInfo deserializes the protobuf into a native SourceInfo value.

(info *exprpb.SourceInfo)

// ProtoToSourceInfo deserializes the protobuf into a native SourceInfo value.
func ProtoToSourceInfo(info *exprpb.SourceInfo) (*SourceInfo, error) {
	sourceInfo := &SourceInfo{
		syntax:       info.GetSyntaxVersion(),
		desc:         info.GetLocation(),
		lines:        info.GetLineOffsets(),
		offsetRanges: make(map[int64]OffsetRange, len(info.GetPositions())),
		macroCalls:   make(map[int64]Expr, len(info.GetMacroCalls())),
	}
	for id, offset := range info.GetPositions() {
		sourceInfo.SetOffsetRange(id, OffsetRange{Start: offset, Stop: offset})
	}
	for id, e := range info.GetMacroCalls() {
		call, err := ProtoToExpr(e)
		if err != nil {
			return nil, err
		}
		sourceInfo.SetMacroCall(id, call)
	}
	for _, pbExt := range info.GetExtensions() {
		var components []ExtensionComponent
		for _, c := range pbExt.GetAffectedComponents() {
			comp, found := pbComponentMap[*c.Enum()]
			if found {
				components = append(components, comp)
			}
		}
		sourceInfo.AddExtension(NewExtension(
			pbExt.GetId(),
			NewExtensionVersion(
				pbExt.GetVersion().GetMajor(),
				pbExt.GetVersion().GetMinor(),
			),
			components...,
		))
	}
	return sourceInfo, nil
}

// ReferenceInfoToProto converts a ReferenceInfo instance to a protobuf Reference suitable for serialization.
func ReferenceInfoToProto(info *ReferenceInfo) (*exprpb.Reference, error) {