diff --git a/backend/schema/array.go b/backend/schema/array.go
index 77d29e6540..29463e8cac 100644
--- a/backend/schema/array.go
+++ b/backend/schema/array.go
@@ -34,7 +34,7 @@ func (a *Array) ToProto() proto.Message {
 
 func arrayToSchema(s *schemapb.Array) *Array {
 	return &Array{
-		Pos:     posFromProto(s.Pos),
+		Pos:     PosFromProto(s.Pos),
 		Element: TypeFromProto(s.Element),
 	}
 }
diff --git a/backend/schema/config.go b/backend/schema/config.go
index 4800d46b6e..9f985812da 100644
--- a/backend/schema/config.go
+++ b/backend/schema/config.go
@@ -47,7 +47,7 @@ func (s *Config) schemaSymbol()          {}
 
 func ConfigFromProto(p *schemapb.Config) *Config {
 	return &Config{
-		Pos:      posFromProto(p.Pos),
+		Pos:      PosFromProto(p.Pos),
 		Comments: p.Comments,
 		Name:     p.Name,
 		Type:     TypeFromProto(p.Type),
diff --git a/backend/schema/data.go b/backend/schema/data.go
index 8f7a90310e..4b6c42437b 100644
--- a/backend/schema/data.go
+++ b/backend/schema/data.go
@@ -195,7 +195,7 @@ func (d *Data) ToProto() proto.Message {
 
 func DataFromProto(s *schemapb.Data) *Data {
 	return &Data{
-		Pos: posFromProto(s.Pos),
+		Pos: PosFromProto(s.Pos),
 
 		Name:           s.Name,
 		Export:         s.Export,
diff --git a/backend/schema/database.go b/backend/schema/database.go
index d0eeb0c3c4..5080f42c9c 100644
--- a/backend/schema/database.go
+++ b/backend/schema/database.go
@@ -47,7 +47,7 @@ func (d *Database) IsExported() bool { return false }
 
 func DatabaseFromProto(s *schemapb.Database) *Database {
 	return &Database{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Comments: s.Comments,
 		Name:     s.Name,
 		Type:     s.Type,
diff --git a/backend/schema/enum.go b/backend/schema/enum.go
index 700cc8ff68..2a3f2cd8f5 100644
--- a/backend/schema/enum.go
+++ b/backend/schema/enum.go
@@ -73,7 +73,7 @@ func (e *Enum) IsExported() bool { return e.Export }
 
 func EnumFromProto(s *schemapb.Enum) *Enum {
 	e := &Enum{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Name:     s.Name,
 		Export:   s.Export,
 		Comments: s.Comments,
@@ -145,7 +145,7 @@ func enumVariantListToSchema(e []*schemapb.EnumVariant) []*EnumVariant {
 
 func enumVariantToSchema(v *schemapb.EnumVariant) *EnumVariant {
 	return &EnumVariant{
-		Pos:   posFromProto(v.Pos),
+		Pos:   PosFromProto(v.Pos),
 		Name:  v.Name,
 		Value: valueToSchema(v.Value),
 	}
diff --git a/backend/schema/errors.go b/backend/schema/errors.go
index 55709cb727..a96e071409 100644
--- a/backend/schema/errors.go
+++ b/backend/schema/errors.go
@@ -36,7 +36,7 @@ func (e Error) Error() string { return fmt.Sprintf("%s-%d: %s", e.Pos, e.EndColu
 
 func errorFromProto(e *schemapb.Error) *Error {
 	return &Error{
-		Pos:       posFromProto(e.Pos),
+		Pos:       PosFromProto(e.Pos),
 		Msg:       e.Msg,
 		EndColumn: int(e.EndColumn),
 		Level:     levelFromProto(e.Level),
diff --git a/backend/schema/field.go b/backend/schema/field.go
index bf4aaa6e6a..7868f1836f 100644
--- a/backend/schema/field.go
+++ b/backend/schema/field.go
@@ -70,7 +70,7 @@ func fieldListToSchema(s []*schemapb.Field) []*Field {
 
 func fieldToSchema(s *schemapb.Field) *Field {
 	return &Field{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Name:     s.Name,
 		Comments: s.Comments,
 		Type:     TypeFromProto(s.Type),
diff --git a/backend/schema/fsm.go b/backend/schema/fsm.go
index f3c75233c3..a72e68d26b 100644
--- a/backend/schema/fsm.go
+++ b/backend/schema/fsm.go
@@ -24,7 +24,7 @@ type FSM struct {
 
 func FSMFromProto(pb *schemapb.FSM) *FSM {
 	return &FSM{
-		Pos:         posFromProto(pb.Pos),
+		Pos:         PosFromProto(pb.Pos),
 		Name:        pb.Name,
 		Start:       slices.Map(pb.Start, RefFromProto),
 		Transitions: slices.Map(pb.Transitions, FSMTransitionFromProto),
@@ -156,7 +156,7 @@ type FSMTransition struct {
 
 func FSMTransitionFromProto(pb *schemapb.FSMTransition) *FSMTransition {
 	return &FSMTransition{
-		Pos:  posFromProto(pb.Pos),
+		Pos:  PosFromProto(pb.Pos),
 		From: RefFromProto(pb.From),
 		To:   RefFromProto(pb.To),
 	}
diff --git a/backend/schema/map.go b/backend/schema/map.go
index 7d1f87289d..c08d16bd32 100644
--- a/backend/schema/map.go
+++ b/backend/schema/map.go
@@ -40,7 +40,7 @@ func (m *Map) ToProto() proto.Message {
 
 func mapToSchema(s *schemapb.Map) *Map {
 	return &Map{
-		Pos:   posFromProto(s.Pos),
+		Pos:   PosFromProto(s.Pos),
 		Key:   TypeFromProto(s.Key),
 		Value: TypeFromProto(s.Value),
 	}
diff --git a/backend/schema/metadataingress.go b/backend/schema/metadataingress.go
index e0672da716..48aafb87e6 100644
--- a/backend/schema/metadataingress.go
+++ b/backend/schema/metadataingress.go
@@ -57,12 +57,12 @@ func ingressPathComponentListToSchema(s []*schemapb.IngressPathComponent) []Ingr
 		switch n := n.Value.(type) {
 		case *schemapb.IngressPathComponent_IngressPathLiteral:
 			out = append(out, &IngressPathLiteral{
-				Pos:  posFromProto(n.IngressPathLiteral.Pos),
+				Pos:  PosFromProto(n.IngressPathLiteral.Pos),
 				Text: n.IngressPathLiteral.Text,
 			})
 		case *schemapb.IngressPathComponent_IngressPathParameter:
 			out = append(out, &IngressPathParameter{
-				Pos:  posFromProto(n.IngressPathParameter.Pos),
+				Pos:  PosFromProto(n.IngressPathParameter.Pos),
 				Name: n.IngressPathParameter.Name,
 			})
 		}
diff --git a/backend/schema/module.go b/backend/schema/module.go
index 0e76bc01e9..ab0ed7bc2e 100644
--- a/backend/schema/module.go
+++ b/backend/schema/module.go
@@ -231,7 +231,7 @@ func ModuleFromProtoFile(filename string) (*Module, error) {
 // ModuleFromProto converts a protobuf Module to a Module and validates it.
 func ModuleFromProto(s *schemapb.Module) (*Module, error) {
 	module := &Module{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Builtin:  s.Builtin,
 		Name:     s.Name,
 		Comments: s.Comments,
diff --git a/backend/schema/protobuf_dec.go b/backend/schema/protobuf_dec.go
index 3088ffbd0a..860b74d40c 100644
--- a/backend/schema/protobuf_dec.go
+++ b/backend/schema/protobuf_dec.go
@@ -6,7 +6,7 @@ import (
 	schemapb "github.com/TBD54566975/ftl/backend/protos/xyz/block/ftl/v1/schema"
 )
 
-func posFromProto(pos *schemapb.Position) Position {
+func PosFromProto(pos *schemapb.Position) Position {
 	if pos == nil {
 		return Position{}
 	}
@@ -63,27 +63,27 @@ func TypeFromProto(s *schemapb.Type) Type {
 	case *schemapb.Type_Ref:
 		return RefFromProto(s.Ref)
 	case *schemapb.Type_Int:
-		return &Int{Pos: posFromProto(s.Int.Pos)}
+		return &Int{Pos: PosFromProto(s.Int.Pos)}
 	case *schemapb.Type_Float:
-		return &Float{Pos: posFromProto(s.Float.Pos)}
+		return &Float{Pos: PosFromProto(s.Float.Pos)}
 	case *schemapb.Type_String_:
-		return &String{Pos: posFromProto(s.String_.Pos)}
+		return &String{Pos: PosFromProto(s.String_.Pos)}
 	case *schemapb.Type_Bytes:
-		return &Bytes{Pos: posFromProto(s.Bytes.Pos)}
+		return &Bytes{Pos: PosFromProto(s.Bytes.Pos)}
 	case *schemapb.Type_Time:
-		return &Time{Pos: posFromProto(s.Time.Pos)}
+		return &Time{Pos: PosFromProto(s.Time.Pos)}
 	case *schemapb.Type_Bool:
-		return &Bool{Pos: posFromProto(s.Bool.Pos)}
+		return &Bool{Pos: PosFromProto(s.Bool.Pos)}
 	case *schemapb.Type_Array:
 		return arrayToSchema(s.Array)
 	case *schemapb.Type_Map:
 		return mapToSchema(s.Map)
 	case *schemapb.Type_Optional:
-		return &Optional{Pos: posFromProto(s.Optional.Pos), Type: TypeFromProto(s.Optional.Type)}
+		return &Optional{Pos: PosFromProto(s.Optional.Pos), Type: TypeFromProto(s.Optional.Type)}
 	case *schemapb.Type_Unit:
-		return &Unit{Pos: posFromProto(s.Unit.Pos)}
+		return &Unit{Pos: PosFromProto(s.Unit.Pos)}
 	case *schemapb.Type_Any:
-		return &Any{Pos: posFromProto(s.Any.Pos)}
+		return &Any{Pos: PosFromProto(s.Any.Pos)}
 	}
 	panic(fmt.Sprintf("unhandled type: %T", s.Value))
 }
@@ -92,17 +92,17 @@ func valueToSchema(v *schemapb.Value) Value {
 	switch s := v.Value.(type) {
 	case *schemapb.Value_IntValue:
 		return &IntValue{
-			Pos:   posFromProto(s.IntValue.Pos),
+			Pos:   PosFromProto(s.IntValue.Pos),
 			Value: int(s.IntValue.Value),
 		}
 	case *schemapb.Value_StringValue:
 		return &StringValue{
-			Pos:   posFromProto(s.StringValue.Pos),
+			Pos:   PosFromProto(s.StringValue.Pos),
 			Value: s.StringValue.GetValue(),
 		}
 	case *schemapb.Value_TypeValue:
 		return &TypeValue{
-			Pos:   posFromProto(s.TypeValue.Pos),
+			Pos:   PosFromProto(s.TypeValue.Pos),
 			Value: TypeFromProto(s.TypeValue.Value),
 		}
 	}
@@ -121,19 +121,19 @@ func metadataToSchema(s *schemapb.Metadata) Metadata {
 	switch s := s.Value.(type) {
 	case *schemapb.Metadata_Calls:
 		return &MetadataCalls{
-			Pos:   posFromProto(s.Calls.Pos),
+			Pos:   PosFromProto(s.Calls.Pos),
 			Calls: refListToSchema(s.Calls.Calls),
 		}
 
 	case *schemapb.Metadata_Databases:
 		return &MetadataDatabases{
-			Pos:   posFromProto(s.Databases.Pos),
+			Pos:   PosFromProto(s.Databases.Pos),
 			Calls: refListToSchema(s.Databases.Calls),
 		}
 
 	case *schemapb.Metadata_Ingress:
 		return &MetadataIngress{
-			Pos:    posFromProto(s.Ingress.Pos),
+			Pos:    PosFromProto(s.Ingress.Pos),
 			Type:   s.Ingress.Type,
 			Method: s.Ingress.Method,
 			Path:   ingressPathComponentListToSchema(s.Ingress.Path),
@@ -141,13 +141,13 @@ func metadataToSchema(s *schemapb.Metadata) Metadata {
 
 	case *schemapb.Metadata_CronJob:
 		return &MetadataCronJob{
-			Pos:  posFromProto(s.CronJob.Pos),
+			Pos:  PosFromProto(s.CronJob.Pos),
 			Cron: s.CronJob.Cron,
 		}
 
 	case *schemapb.Metadata_Alias:
 		return &MetadataAlias{
-			Pos:   posFromProto(s.Alias.Pos),
+			Pos:   PosFromProto(s.Alias.Pos),
 			Kind:  AliasKind(s.Alias.Kind),
 			Alias: s.Alias.Alias,
 		}
@@ -163,7 +163,7 @@ func metadataToSchema(s *schemapb.Metadata) Metadata {
 			catch = RefFromProto(s.Retry.Catch)
 		}
 		return &MetadataRetry{
-			Pos:        posFromProto(s.Retry.Pos),
+			Pos:        PosFromProto(s.Retry.Pos),
 			Count:      count,
 			MinBackoff: s.Retry.MinBackoff,
 			MaxBackoff: s.Retry.MaxBackoff,
@@ -172,20 +172,20 @@ func metadataToSchema(s *schemapb.Metadata) Metadata {
 
 	case *schemapb.Metadata_Subscriber:
 		return &MetadataSubscriber{
-			Pos:  posFromProto(s.Subscriber.Pos),
+			Pos:  PosFromProto(s.Subscriber.Pos),
 			Name: s.Subscriber.Name,
 		}
 
 	case *schemapb.Metadata_TypeMap:
 		return &MetadataTypeMap{
-			Pos:        posFromProto(s.TypeMap.Pos),
+			Pos:        PosFromProto(s.TypeMap.Pos),
 			Runtime:    s.TypeMap.Runtime,
 			NativeName: s.TypeMap.NativeName,
 		}
 
 	case *schemapb.Metadata_Encoding:
 		return &MetadataEncoding{
-			Pos:     posFromProto(s.Encoding.Pos),
+			Pos:     PosFromProto(s.Encoding.Pos),
 			Lenient: s.Encoding.Lenient,
 		}
 
diff --git a/backend/schema/ref.go b/backend/schema/ref.go
index 6b848a9d6b..f54f09a689 100644
--- a/backend/schema/ref.go
+++ b/backend/schema/ref.go
@@ -113,7 +113,7 @@ func (r *Ref) String() string {
 
 func RefFromProto(s *schemapb.Ref) *Ref {
 	return &Ref{
-		Pos:            posFromProto(s.Pos),
+		Pos:            PosFromProto(s.Pos),
 		Name:           s.Name,
 		Module:         s.Module,
 		TypeParameters: slices.Map(s.TypeParameters, TypeFromProto),
diff --git a/backend/schema/secret.go b/backend/schema/secret.go
index 2b11e2d089..077ba332bf 100644
--- a/backend/schema/secret.go
+++ b/backend/schema/secret.go
@@ -47,7 +47,7 @@ func (s *Secret) schemaSymbol()          {}
 
 func SecretFromProto(s *schemapb.Secret) *Secret {
 	return &Secret{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Name:     s.Name,
 		Comments: s.Comments,
 		Type:     TypeFromProto(s.Type),
diff --git a/backend/schema/subscription.go b/backend/schema/subscription.go
index 8a3de39c8b..1aa8cf3010 100644
--- a/backend/schema/subscription.go
+++ b/backend/schema/subscription.go
@@ -49,7 +49,7 @@ func (s *Subscription) ToProto() proto.Message {
 
 func SubscriptionFromProto(s *schemapb.Subscription) *Subscription {
 	return &Subscription{
-		Pos: posFromProto(s.Pos),
+		Pos: PosFromProto(s.Pos),
 
 		Name:     s.Name,
 		Topic:    RefFromProto(s.Topic),
diff --git a/backend/schema/topic.go b/backend/schema/topic.go
index e1fa150cb0..c05745d2da 100644
--- a/backend/schema/topic.go
+++ b/backend/schema/topic.go
@@ -57,7 +57,7 @@ func (t *Topic) ToProto() proto.Message {
 
 func TopicFromProto(t *schemapb.Topic) *Topic {
 	return &Topic{
-		Pos: posFromProto(t.Pos),
+		Pos: PosFromProto(t.Pos),
 
 		Name:     t.Name,
 		Export:   t.Export,
diff --git a/backend/schema/typealias.go b/backend/schema/typealias.go
index 38d95c102e..d9abea174f 100644
--- a/backend/schema/typealias.go
+++ b/backend/schema/typealias.go
@@ -62,7 +62,7 @@ func (t *TypeAlias) IsExported() bool { return t.Export }
 
 func TypeAliasFromProto(s *schemapb.TypeAlias) *TypeAlias {
 	return &TypeAlias{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Name:     s.Name,
 		Export:   s.Export,
 		Comments: s.Comments,
diff --git a/backend/schema/typeparameter.go b/backend/schema/typeparameter.go
index 72bada81c0..d2c0f97ed2 100644
--- a/backend/schema/typeparameter.go
+++ b/backend/schema/typeparameter.go
@@ -27,7 +27,7 @@ func typeParametersToSchema(s []*schemapb.TypeParameter) []*TypeParameter {
 	var out []*TypeParameter
 	for _, n := range s {
 		out = append(out, &TypeParameter{
-			Pos:  posFromProto(n.Pos),
+			Pos:  PosFromProto(n.Pos),
 			Name: n.Name,
 		})
 	}
diff --git a/backend/schema/verb.go b/backend/schema/verb.go
index bfa3ebd462..48e3f567b9 100644
--- a/backend/schema/verb.go
+++ b/backend/schema/verb.go
@@ -126,7 +126,7 @@ func (v *Verb) ToProto() proto.Message {
 
 func VerbFromProto(s *schemapb.Verb) *Verb {
 	return &Verb{
-		Pos:      posFromProto(s.Pos),
+		Pos:      PosFromProto(s.Pos),
 		Export:   s.Export,
 		Name:     s.Name,
 		Comments: s.Comments,