1 files changed, 13 insertions, 1 deletions
diff --git a/internal/io/fs/catfile.go b/internal/io/fs/catfile.go
index e4676f3..ac42fc0 100644
--- a/internal/io/fs/catfile.go
+++ b/internal/io/fs/catfile.go
@@ -6,7 +6,9 @@ type CatFile struct {
 }
 
 // NewCatFile returns a new file catter.
-func NewCatFile(filePath string, globID string, serverMessages chan<- string) CatFile {
+func NewCatFile(filePath string, globID string, serverMessages chan<- string,
+	maxLineLength int) CatFile {
+
 	return CatFile{
 		readFile: readFile{
 			filePath:       filePath,
@@ -15,6 +17,16 @@ func NewCatFile(filePath string, globID string, serverMessages chan<- string) Ca
 			retry:          false,
 			canSkipLines:   false,
 			seekEOF:        false,
+			maxLineLength:  maxLineLength,
 		},
 	}
 }
+
+// NewValidatedCatFile returns a new file catter backed by a rooted open target.
+func NewValidatedCatFile(filePath string, target ValidatedReadTarget, globID string,
+	serverMessages chan<- string, maxLineLength int) CatFile {
+
+	cat := NewCatFile(filePath, globID, serverMessages, maxLineLength)
+	cat.readFile.validatedTarget = &target
+	return cat
+}