Add detached source lookup to results and errors

internal/engine/records.go

@@ -92,7 +92,7 @@ const (
 	CodeDecodeUnknownField Code = "decode.unknown_field"
 	CodeDecodeArrayLength  Code = "decode.array_length"
 
-	CodeOptionsInvalid     Code = "options.invalid"
+	CodeOptionsInvalid Code = "options.invalid"
 
 	CodeImportDisabled      Code = "import.disabled"
 	CodeImportInvalid       Code = "import.invalid"
@@ -345,6 +345,18 @@ func cloneSourceInfo(source SourceInfo) SourceInfo {
 	return source
 }
 
+func lookupSourceInfo(sources []SourceInfo, id string) (SourceInfo, bool) {
+	if id == "" {
+		return SourceInfo{}, false
+	}
+	for _, source := range sources {
+		if source.ID == id {
+			return cloneSourceInfo(source), true
+		}
+	}
+	return SourceInfo{}, false
+}
+
 func cloneSourceVersionCheck(value *SourceVersionCheck) *SourceVersionCheck {
 	if value == nil {
 		return nil